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Mykhaylo R., macOS Developer

Last Updated: 3 Jun 2024
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Programming Skills Verified
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- Over 20 years in IT with a master's degree in Cybernetics - Proficient in Ansible: Extensive experience in deploying and managing Ansible-driven infrastructure, particularly highlighted in roles as SRE/Architect (Aug 2018 – Present) and Senior DevOps Engineer/Lead Sysadmin (Aug 2020 – May 2021), where Ansible was pivotal in scaling a learning platform from 1,000 to over 100,000 students and in key migration projects. - Expertise in Windows Environments: Demonstrated strong skills in managing Windows environments, especially as an SRE/Architect (Aug 2018 – Present) and CTO (2013 – Mar 2022), involving Windows AD+MSSQL backoffice management and ITIL Service Management framework implementation on Windows platforms. - Versatile IT Roles with Ansible and Windows: Across various roles including IT Service Manager, Senior DevOps Engineer, and CTO, consistently applied Ansible and Windows technologies in large-scale infrastructure projects and day-to-day operations, showing versatility and depth in these areas. - Managing the growth of the learning platform from 1,000+ to 100k+ active students - ITIL v3 Foundations Certificate - More than 5 years of experience in leading ITIL Service Management capability and implementing end-to-end ITIL Service Management framework - Strong experience in using ServiceNow and Jira Service Desk for ITSM - Experienced IT/Telecom Specialist - UNIX and UNIX-Like OS (FreeBSD, Linux, SunOS, MacOS X) background - Over 20 years of Windows/windows server family. From NT4.0 /win3.1 up to Server2019. As well as upgrading Up to 15 years with server HW, and 13 years with storage solutions - Infrastructure problem-solver with a strong view on reliability, performance, and disaster recovery - Fluent English

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Bash   10 yr.

Shell Scripts

Shell Scripts   10 yr.


MySQL   10 yr.



Ansible Playbook

Ansible Playbook

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Serg K., macOS Developer

Lviv, Ukraine
Last Updated: 4 Jul 2023
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Programming Skills Verified
CV Verified

- 5 years with QA automation - Strong testing theory understanding. Defect life cycle and issue workflow understanding, Experience in creating and executing test cases. Reporting - Experience with data and BI tools - DevOps experience with CI/CD, pipelines, Docker, AWS, SQL

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QA Automation

QA Automation   5 yr.





AWS (Amazon Web Services)

AWS (Amazon Web Services)

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Michael A., macOS Developer

Uzhgorod, Ukraine
Last Updated: 4 Jul 2023

- IT and Telecom specialist - Specialities: UNIX and UNIX-Like OSes (FreeBSD, Linux, SunOS, MacOS X) - Over 20years of Windows/windows server family. From NT4.0 /win3.1 up to Server2019. As well as upgrading Up to 15 years with server hw, 13 years with storage solutions. - 6 years with Microsoft 365 - Esx server/vsphere 5.0-7.0, hyper-v, freebsd bhyve - Able to translate configs between cisco/extreme/juniper/openbgpd etc. - ITILv3 associate, strong in ITIL/ITSM - Linux/macos (as well as server)/ FreeBSD/HP-UX - Available ASAP - Upper-Intermediate English

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SRE   15 yr.

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Eldiiar T., macOS Developer

Last Updated: 4 Jul 2023

- 5+ years of experience in the IT industry - 4+ years of experience with ReactJS - 1+ years of experience with NodeJS - Upper-Intermediate English

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Yaroslav M., macOS Developer

Dnipro, Ukraine
Last Updated: 26 Oct 2023

- Highly motivated Systems Engineer and DevOps with 13+ years of experience in Linux and FreeBSD systems administration, scripting, automation, and configuration management; - Experienced in troubleshooting and root-cause analysis of complex infrastructure issues; - Proficient in cloud platforms such as AWS, Azure, and GCP, as well as CI/CD tools like GitLab CI and Jenkins; - Skilled in containerization with Docker and Kubernetes, and monitoring tools like Grafana and Prometheus; - Strong background in database management with MariaDB, MySQL, PostgreSQL, and more; - Proficient in programming languages such as Groovy, Bash, and PowerShell; - Experienced in virtualization technologies like VMware ESXi and Proxmox, as well as hardware infrastructure planning and maintenance.

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AWS (Amazon Web Services)

AWS (Amazon Web Services)

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Upstaff.com was launched in 2019, addressing software service companies, startups and ISVs, increasingly varying and evolving needs for qualified software engineers

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Based on 9 reviews
Roman Masniuk August 25, 2023

I worked with Upstaff engineers for over 2 years, and my experience with them was great. We deployed several individual contributors to clients' implementations and put up two teams of upstaff engineers. Managers' understanding of tech and engineering is head and shoulders above other agencies. They have a solid selection of engineers, each time presented strong candidates. They were able to address our needs and resolve things very fast. Managers and devs were responsive and proactive. Great experience!

Maryna Navo September 25, 2023

Крутий сервіс, зручна комунікація. Допомогли з закриттям мого питання на 200%

Vitalii Stalynskyi August 29, 2023

I have been working with Upstaff for over a year on a project related to landscape design and management of contractors in land design projects. During the project, we have done a lot of work on migrating the project to a multitenant architecture and are currently working on new features from the backlog.When we started this project, the hiring processes were organized well. Everything went smoothly, and we were able to start working quickly. Payments always come on time, and there is always support from managers. All issues are resolved quickly.Overall, I am very happy with my experience working with Upstaff, and I recommend them to anyone looking for a new project. They are a reliable company that provides great projects and conditions. I highly recommend them to anyone looking for a partner for their next project.

Volodymyr August 11, 2023

Leaving a review to express how delighted I am to have found such a great side gig here. The project is intriguing, and I'm really enjoying the team dynamics. I'm also quite satisfied with the compensation aspect. It's crucial to feel valued for the work you put in.Overall, I'm grateful for the opportunity to contribute to this project and share my expertise. I'm thrilled to give a shoutout and recommendation to anyone seeking an engaging and rewarding work opportunity.

Henry Akwerigbe August 30, 2023

This is a super team to work with. Through Upstaff, I have had multiple projects to work on. Work culture has been awesome, teammates have been super nice and collaborative, with a very professional management.There's always a project for you if you're into tech such Front-end, Back-end, Mobile Development, Fullstack, Data Analytics, QA, Machine Learning / AI, Web3, Gaming and lots more.It gets even better because many projects even allow full remote from anywhere!Nice job to the Upstaff Team 🙌🏽.

Hire macOS Developer as Effortless as Calling a Taxi

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FAQs about macOS Development

How do I hire a macOS developer? Arrow

If you urgently need a verified and qualified macOS developer, and resources for finding the right candidate are lacking, Upstaff is exactly the service you need. We approach the selection of macOS developers professionally, tailored precisely to your needs. From placing the call to the completion of your task by a qualified developer, only a few days will pass.

Where is the best place to find macOS developers? Arrow

Undoubtedly, there are dozens, if not hundreds, of specialized services and platforms on the network for finding the right macOS engineer. However, only Upstaff offers you the service of selecting real qualified professionals almost in real time. With Upstaff, software development is easier than calling a taxi.

How are Upstaff macOS developers different? Arrow

AI tools and expert human reviewers in the vetting process are combined with a track record and historically collected feedback from clients and teammates. On average, we save over 50 hours for client teams in interviewing macOS candidates for each job position. We are fueled by a passion for technical expertise, drawn from our deep understanding of the industry.

How quickly can I hire macOS developers through Upstaff? Arrow

Our journey starts with a 30-minute discovery call to explore your project challenges, technical needs, and team diversity. Meet Carefully Matched macOS Talents. Within 1-3 days, we’ll share profiles and connect you with the right talents for your project. Schedule a call to meet engineers in person. Validate Your Choice. Bring a new macOS developer on board with a trial period to confirm that you’ve hired the right one. There are no termination fees or hidden costs.

How does Upstaff vet remote macOS engineers? Arrow

Upstaff Managers conduct an introductory round with potential candidates to assess their soft skills. Additionally, the talent’s hard skills are evaluated through testing or verification by a qualified developer during a technical interview. The Upstaff Staffing Platform stores data on past and present macOS candidates. Upstaff managers also assess talent and facilitate rapid work and scalability, offering clients valuable insights into their talent pipeline. Additionally, we have a matching system within the platform that operates in real-time, facilitating efficient pairing of candidates with suitable positions.

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Table of Contents

What are top macOS instruments and tools?

Instruments and tools
  • Activity Monitor: Activity Monitor is a powerful system monitoring tool that provides detailed information about the processes and resources on your macOS device. It allows you to monitor CPU usage, memory usage, disk activity, network activity, and more. It has been a part of macOS since Mac OS X Panther (10.3) released in 2003.
  • Terminal: The Terminal is a command-line interface tool that allows users to interact with their macOS system using text-based commands. It provides access to a wide range of powerful UNIX utilities and commands, enabling advanced users to perform various tasks and automate processes. The Terminal has been a core component of macOS since its inception.
  • Xcode: Xcode is an integrated development environment (IDE) designed for developing software for macOS, iOS, watchOS, and tvOS. It provides a suite of tools and features for coding, debugging, and testing applications. Xcode was first released in 2003 and has since become the primary development tool for macOS and iOS app development.
  • Homebrew: Homebrew is a package manager for macOS that allows users to easily install, manage, and update various software packages and libraries. It provides a simple command-line interface for installing and managing dependencies, making it a popular choice for developers and power users. Homebrew was first released in 2009 and has gained a significant following in the macOS community.
  • Time Machine: Time Machine is a built-in backup utility in macOS that allows users to automatically back up their entire system, including files, applications, and settings. It creates incremental backups that can be easily restored, providing users with a reliable and convenient backup solution. Time Machine was introduced in Mac OS X Leopard (10.5) in 2007.
  • Disk Utility: Disk Utility is a tool for managing and troubleshooting storage devices on macOS. It allows users to format, partition, repair, and encrypt disks, as well as create disk images and manage RAID arrays. Disk Utility has been a part of macOS since the early days and continues to be a critical tool for managing storage.
  • TextEdit: TextEdit is a basic text editor included with macOS that supports rich text formatting and plain text editing. While it may not be as feature-rich as other text editors, it provides a simple and intuitive interface for creating and editing documents. TextEdit has been a part of macOS since the initial release.
  • Mission Control: Mission Control is a feature in macOS that provides a bird’s eye view of all open windows, spaces, and full-screen apps. It allows users to easily navigate and manage their open applications and workspaces, providing a convenient way to switch between tasks. Mission Control was introduced in Mac OS X Lion (10.7) in 2011.
  • Keychain Access: Keychain Access is a tool that allows users to manage their passwords, encryption keys, and secure certificates on macOS. It securely stores sensitive information and provides convenient access to passwords for websites, applications, and network resources. Keychain Access has been a part of macOS since the early days.
  • Automator: Automator is a visual scripting tool that allows users to automate repetitive tasks and create custom workflows on macOS. It provides a drag-and-drop interface for creating automation scripts without the need for programming knowledge. Automator was introduced in Mac OS X Tiger (10.4) in 2005.

TOP 10 macOS Related Technologies

Related Technologies
  • Swift

    Swift is a powerful and intuitive programming language for macOS software development. It offers modern syntax, safety features, and performance optimizations. With its strong support from Apple, Swift is the go-to language for developing iOS, macOS, watchOS, and tvOS applications.

  • Xcode

    Xcode is the official integrated development environment (IDE) for macOS software development. It provides a comprehensive set of tools for designing, coding, and debugging applications. With features like Interface Builder and the iOS Simulator, Xcode streamlines the development process and makes it easier to create high-quality apps.

  • CocoaPods

    CocoaPods is a dependency manager for macOS software development. It allows developers to easily integrate third-party libraries and frameworks into their projects. With over 80,000 libraries available, CocoaPods simplifies the process of adding functionality to your application and helps in managing dependencies effectively.

  • React Native

    React Native is a popular framework for building cross-platform mobile applications. With React Native, developers can use JavaScript and React to create native-like user interfaces. It allows for code reuse across different platforms, including macOS, iOS, and Android, reducing development time and effort.

  • Git

    Git is a distributed version control system widely used in macOS software development. It enables developers to track changes, collaborate with others, and manage different versions of their codebase. With its flexibility and powerful branching model, Git is essential for maintaining code integrity and facilitating seamless collaboration.

  • Homebrew

    Homebrew is a package manager for macOS that simplifies the installation and management of software packages. It provides a convenient command-line interface for installing tools, libraries, and dependencies required for macOS software development. With Homebrew, developers can easily set up their development environment and keep their tools up to date.

  • Docker

    Docker is a platform that allows developers to package and distribute their applications as lightweight containers. It provides an isolated environment for running applications, making it easier to deploy and scale macOS software. Docker’s containerization approach streamlines the development and deployment process, improving efficiency and portability.

TOP 12 Facts about macOS

Facts about
  • macOS is the operating system developed by Apple Inc. exclusively for their Macintosh line of computers.
  • macOS is based on the Unix operating system, which provides a stable and secure foundation for Mac users.
  • macOS is known for its sleek and user-friendly interface, offering a seamless and intuitive user experience.
  • macOS offers a wide range of built-in apps, including Safari (web browser), Mail (email client), Pages (word processor), and many more.
  • macOS is highly compatible with other Apple devices, allowing seamless integration between Mac computers, iPhones, iPads, and Apple Watches.
  • macOS provides advanced security features, including built-in malware protection, encryption, and secure boot capabilities.
  • macOS offers a powerful and robust graphics engine, enabling smooth performance and high-quality visuals for creative professionals and gamers.
  • macOS supports a wide range of accessibility features, making it inclusive and user-friendly for individuals with disabilities.
  • macOS is known for its strong focus on privacy, offering features such as intelligent tracking prevention, location services control, and app-specific permissions.
  • macOS is constantly evolving, with regular updates that bring new features, enhancements, and performance improvements to Mac users.
  • macOS has a vast and dedicated community of developers, contributing to a rich ecosystem of third-party apps and software for Mac users.
  • macOS is widely recognized for its stability and reliability, making it a preferred choice for professionals, businesses, and individuals seeking a dependable computing experience.

TOP 12 Tech facts and history of creation and versions about macOS Development

Facts and history
  • macOS (formerly known as Mac OS X) is a Unix-based operating system developed and marketed by Apple Inc.
  • macOS was first released on March 24, 2001, and has since gone through numerous updates and iterations.
  • The initial version of macOS, codenamed “Cheetah,” introduced a new graphical user interface called Aqua, which featured a distinctive blue “jelly” look.
  • One of the groundbreaking features introduced in macOS was the integration of Apple’s digital assistant, Siri, starting with macOS Sierra in 2016.
  • macOS 10.4, codenamed “Tiger,” brought significant performance improvements and introduced Spotlight, a powerful search utility.
  • With the release of macOS 10.5, or “Leopard,” Apple introduced Time Machine, a built-in backup utility that revolutionized data protection for Mac users.
  • macOS 10.7, known as “Lion,” marked a significant shift in the user interface, adopting several design elements inspired by iOS, such as Launchpad and full-screen apps.
  • macOS 10.10, codenamed “Yosemite,” embraced a flatter and more minimalist design, bringing a consistent aesthetic across Apple’s devices and operating systems.
  • macOS 10.14, named “Mojave,” introduced Dark Mode, allowing users to switch to a darker color scheme for a more visually appealing and focused experience.
  • macOS 10.15, known as “Catalina,” deprecated support for 32-bit applications, encouraging developers to transition to 64-bit architecture for improved performance and security.
  • macOS 11, or “Big Sur,” released in 2020, introduced a major redesign of the user interface, featuring a refreshed dock, new icons, and enhanced control center.
  • macOS 12, currently in development, is expected to further refine the user experience and introduce new features to enhance productivity and integration across devices.
  • macOS has a strong focus on privacy and security, with features like Gatekeeper, which verifies the authenticity of software, and FileVault, which encrypts user data.

Let’s consider Difference between Junior, Middle, Senior, Expert/Team Lead developer roles.

Seniority NameYears of experienceResponsibilities and activitiesAverage salary (USD/year)
Junior Developer0-2 yearsAssisting in the development of software applications, debugging and fixing issues, writing code under supervision, learning new technologies and frameworks.$50,000-$70,000
Middle Developer2-5 yearsDeveloping software applications independently, participating in code reviews, collaborating with team members, implementing new features, conducting unit testing.$70,000-$90,000
Senior Developer5-8 yearsLeading development projects, mentoring junior developers, designing and implementing complex features, optimizing performance, conducting system testing, participating in architectural decisions.$90,000-$120,000
Expert/Team Lead Developer8+ yearsLeading a team of developers, coordinating tasks and timelines, providing technical guidance and mentorship, managing project resources, collaborating with stakeholders, making high-level technical decisions.$120,000-$150,000+

Pros & cons of macOS

Pros & cons

9 Pros of macOS

  • Seamless integration with other Apple devices: macOS offers seamless integration with other Apple devices such as iPhone, iPad, and Apple Watch. This allows for easy synchronization of data, seamless file sharing, and a cohesive user experience across devices.
  • Superior hardware and software optimization: Apple controls both the hardware and software components of their devices, resulting in superior optimization and performance. macOS is specifically designed to work seamlessly with Apple’s hardware, leading to a smooth and efficient user experience.
  • High level of security: macOS is known for its robust security features, making it less susceptible to malware and viruses compared to other operating systems. Apple’s stringent app review process and built-in security measures help protect user data and privacy.
  • Intuitive and user-friendly interface: macOS boasts an intuitive and user-friendly interface, making it easy for users to navigate and operate their devices. The dock, Finder, and various other features are designed to enhance productivity and streamline workflow.
  • Extensive software ecosystem: macOS offers a vast software ecosystem with a wide range of applications and tools available on the Mac App Store. From creative software like Final Cut Pro and Logic Pro to productivity apps like Microsoft Office, macOS users have access to a plethora of software options.
  • Continuity features: macOS offers seamless Continuity features that enable users to start a task on one Apple device and pick up where they left off on another. Whether it’s answering calls, replying to texts, or transferring files, macOS provides a seamless transition across devices.
  • Stability and reliability: macOS is renowned for its stability and reliability. Apple’s rigorous testing and quality control processes ensure that macOS delivers a consistent and dependable performance, minimizing crashes and system errors.
  • Efficient multitasking: macOS provides a robust multitasking environment, allowing users to run multiple applications simultaneously without compromising performance. Features such as Mission Control, Spaces, and Split View enhance productivity by facilitating efficient multitasking.
  • Accessibility features: macOS offers a comprehensive range of accessibility features to cater to users with disabilities. From VoiceOver for visually impaired users to AssistiveTouch for motor disabilities, macOS prioritizes inclusivity and ensures that all users can access and utilize its features.

9 Cons of macOS

  • Limited gaming options: While macOS has a growing library of games, it still falls behind Windows in terms of gaming options. Many popular games are primarily developed for Windows, resulting in a smaller selection of games available for macOS.
  • Higher price point: Apple devices, including Macs, tend to be more expensive compared to their Windows counterparts. The premium hardware and software integration, coupled with Apple’s brand value, contribute to the higher price point of macOS devices.
  • Less customization: macOS offers a more limited level of customization compared to other operating systems. While macOS provides various customization options within its framework, it may not offer the same level of flexibility as some other platforms.
  • Dependency on Apple ecosystem: macOS works seamlessly within the Apple ecosystem, but this can be a drawback for users who prefer to mix and match devices from different brands. The integration benefits are maximized when using Apple devices across the board.
  • Compatibility with certain software and peripherals: Some software applications and peripherals may not be fully compatible with macOS. Although the situation has improved over time, there may still be instances where specific software or hardware may not work optimally on macOS.
  • Limited gaming performance: While macOS has made strides in improving gaming performance, it still generally lags behind Windows in terms of gaming capabilities. Windows-based PCs often provide better gaming performance due to a wider range of hardware options and better optimization for gaming.
  • Less variety in hardware options: macOS is limited to Apple’s own hardware lineup, which may not cater to the diverse needs and preferences of all users. Users who require specific hardware configurations or prefer a wider range of options may find macOS hardware limiting.
  • Learning curve for new users: Users transitioning from other operating systems to macOS may face a learning curve due to its unique interface and workflow. While macOS is intuitive for many users, those accustomed to a different operating system may need some time to adapt.
  • Less focus on gaming and VR development: While macOS supports limited gaming options, it has historically placed less focus on gaming and virtual reality (VR) development compared to Windows. As a result, macOS may not be the preferred choice for users heavily invested in gaming or VR experiences.

How and where is macOS used?

How and where
Case NameCase Description
Software DevelopmentmacOS provides a robust platform for software development, with a wide range of development tools and frameworks available. Xcode, Apple’s integrated development environment (IDE), offers powerful features such as code autocompletion, debugging tools, and performance analysis. Developers can leverage macOS to build applications for various purposes, including iOS and macOS apps, web development, and even cross-platform development using frameworks like React Native. macOS development enables developers to create efficient, secure, and user-friendly software solutions.
Graphic Design and Digital ArtmacOS is widely used in the field of graphic design and digital art due to its powerful creative tools and intuitive user interface. Applications like Adobe Creative Cloud suite (Photoshop, Illustrator, InDesign, etc.) are extensively used by designers on macOS. The platform’s high-resolution displays, color accuracy, and support for graphics tablets make it ideal for creating stunning visual designs. macOS development caters to the needs of graphic designers and artists by providing a stable and efficient environment for their creative endeavors.
Video and Audio EditingmacOS is a popular choice for professionals working in the video and audio editing industry. Applications like Final Cut Pro and Logic Pro offer advanced editing features and seamless integration with macOS. The platform’s optimized hardware and software capabilities enable smooth rendering, real-time editing, and high-quality output. macOS development plays a crucial role in providing the necessary tools and frameworks for developing professional-grade video and audio editing software, enhancing productivity, and delivering exceptional multimedia experiences.
Mobile App DevelopmentmacOS development is essential for creating mobile apps targeting iOS devices. Xcode, the primary development tool for iOS app development, runs exclusively on macOS. Developers can leverage macOS to build, test, and deploy iOS apps using various programming languages like Swift or Objective-C. The platform provides comprehensive documentation, simulators for testing apps on different iOS devices, and a seamless development workflow. macOS development empowers developers to create innovative and feature-rich mobile apps that cater to the vast iOS user base.
Machine Learning and Data SciencemacOS development supports machine learning and data science tasks through frameworks like TensorFlow, PyTorch, and scikit-learn. The platform’s hardware, particularly Macs equipped with Apple’s M1 chip, offers excellent performance for training and running machine learning models. macOS provides a Unix-based command-line interface (CLI) and supports popular programming languages like Python, R, and Julia, making it a preferred choice for data scientists and researchers. macOS development facilitates the development and deployment of machine learning models, enabling advancements in various domains, including image recognition, natural language processing, and predictive analytics.
Web DevelopmentmacOS development is widely utilized in web development due to its seamless integration with popular web development stacks, tools, and frameworks. Developers can leverage macOS to build websites and web applications using technologies like HTML, CSS, JavaScript, and frameworks like React, Angular, and Node.js. The platform offers robust web browsers (Safari) and developer tools (Safari Web Inspector) for testing and debugging web applications. macOS development empowers web developers to create responsive, performant, and feature-rich web solutions, catering to the ever-evolving demands of the digital world.

Hard skills of a macOS Developer

Hard skills

As a macOS developer, having a strong set of hard skills is crucial for success in the field. Here are the key hard skills required for Junior, Middle, Senior, and Expert/Team Lead macOS developers:


  • Objective-C: Proficiency in writing code using Objective-C, the primary programming language for macOS development.
  • Xcode: Familiarity with Xcode, the integrated development environment (IDE) used for macOS app development.
  • Interface Builder: Understanding of Interface Builder to design user interfaces for macOS applications.
  • Version Control: Knowledge of version control systems like Git to manage source code and collaborate with other developers.
  • Debugging: Ability to debug and troubleshoot issues in macOS applications using tools like Xcode debugger.


  • Swift: Expertise in programming with Swift, the modern programming language for macOS development.
  • Cocoa Framework: Understanding of the Cocoa framework, which provides the foundation for macOS app development.
  • MVC Architecture: Proficiency in implementing the Model-View-Controller (MVC) architecture pattern for building scalable macOS applications.
  • Networking: Knowledge of networking concepts and frameworks like URLSession for integrating network functionality into macOS apps.
  • Multithreading: Ability to work with multithreading techniques to optimize performance and responsiveness in macOS applications.
  • Unit Testing: Experience in writing unit tests to ensure the quality and reliability of macOS applications.
  • App Distribution: Familiarity with the process of distributing macOS applications through the Mac App Store or other distribution channels.


  • Core Data: Expertise in using Core Data framework for data persistence in macOS applications.
  • Performance Optimization: Proficiency in identifying and resolving performance bottlenecks in macOS apps.
  • Accessibility: Knowledge of designing and implementing accessible features in macOS applications to cater to users with disabilities.
  • Code Review: Experience in conducting code reviews and providing constructive feedback to junior developers.
  • Internationalization: Understanding of internationalization and localization techniques to make macOS applications available in multiple languages.
  • Security: Knowledge of macOS security best practices and techniques to protect user data and ensure app integrity.
  • Continuous Integration: Experience with configuring and using continuous integration tools like Jenkins or Travis CI for automated macOS app builds and testing.

Expert/Team Lead

  • Architecture Design: Ability to design scalable and maintainable architectures for complex macOS applications.
  • Performance Tuning: Expertise in fine-tuning macOS applications for optimal performance and responsiveness.
  • Team Leadership: Experience leading a team of macOS developers, providing guidance, mentorship, and managing project timelines.
  • API Integration: Proficiency in integrating with various APIs and services to add functionality to macOS applications.
  • Code Refactoring: Skill in refactoring existing codebase to improve code quality, maintainability, and extensibility.
  • Project Management: Knowledge of project management methodologies and tools to effectively plan, execute, and deliver macOS development projects.
  • Technical Documentation: Ability to create comprehensive technical documentation for macOS applications and APIs.
  • UI/UX Design: Familiarity with user interface and user experience design principles to create visually appealing and intuitive macOS applications.
  • Client Communication: Strong communication skills to effectively communicate with clients and stakeholders, understand requirements, and provide updates on project progress.
  • Agile Development: Experience working in agile development environments, following scrum or kanban methodologies.
  • Troubleshooting: Expertise in troubleshooting complex issues in macOS applications and providing effective solutions.

Cases when macOS does not work

Does not work
  1. Hardware Incompatibility: In some cases, macOS may not work properly due to hardware incompatibility. While Apple provides a list of officially supported Mac models, there may be instances where users attempt to run macOS on unsupported hardware configurations. This can lead to compatibility issues, such as drivers not being available for certain components or the system not being able to fully utilize the hardware capabilities.
  2. Software Compatibility: Another potential issue arises when certain software applications are not compatible with macOS. Although macOS offers a wide range of applications through the Mac App Store, some specialized software or older applications may not be optimized for macOS or may not be available for the platform at all.
  3. Outdated System Requirements: As macOS evolves, it requires certain minimum system requirements to function optimally. If a Mac model is not updated to meet these new requirements, it may not be able to run the latest macOS version or may experience performance issues.
  4. Software Bugs and Glitches: Like any complex software system, macOS may occasionally encounter bugs and glitches that can impact its performance. These issues can range from minor inconveniences to more severe problems that hinder the overall functionality of the operating system. Apple regularly releases updates to address these issues, but they can still occur from time to time.
  5. Hardware Failures: While macOS itself may be functioning correctly, certain hardware failures can prevent the system from working as intended. Components such as the hard drive, RAM, or graphics card can fail, leading to system crashes, freezing, or other issues that make macOS non-responsive.
  6. User Misconfiguration: In some cases, macOS may not work due to user misconfiguration or incorrect settings. This can include misconfigured network settings, incompatible software installations, or incorrect permissions on system files. User error can inadvertently cause macOS to stop functioning as expected.
  7. Malware or Security Issues: Although macOS has a reputation for being more secure than other operating systems, it is not immune to malware or security threats. If a Mac becomes infected with malware or experiences a security breach, it can result in system instability or non-functionality.

Soft skills of a macOS Developer

Soft skills

Soft skills are essential for a macOS Developer as they contribute to their overall effectiveness and success in their role. Here are the soft skills required for a macOS Developer at different levels:


  • Communication: Ability to effectively communicate with team members and stakeholders to understand requirements and provide updates.
  • Problem-Solving: Capacity to analyze and troubleshoot issues, finding efficient solutions and implementing them.
  • Adaptability: Willingness to learn new technologies and adapt to changing project requirements.
  • Time Management: Skill to prioritize tasks, meet deadlines, and effectively manage workload.
  • Collaboration: Ability to work well in a team environment, contribute ideas, and collaborate with colleagues.


  • Leadership: Capability to take ownership of tasks, guide junior developers, and provide mentorship.
  • Critical Thinking: Aptitude to analyze complex problems, evaluate different approaches, and make informed decisions.
  • Attention to Detail: Focus on ensuring accuracy and precision in coding, testing, and overall project deliverables.
  • Client Management: Ability to understand client needs, provide regular updates, and maintain strong relationships.
  • Conflict Resolution: Skill to identify conflicts, address them constructively, and promote a positive work environment.
  • Time and Project Management: Proficiency in managing multiple projects, setting realistic timelines, and meeting project milestones.
  • Self-Motivation: Ability to work independently, take initiative, and continuously improve professional skills.


  • Innovation: Capacity to identify opportunities for innovation and improvement within the development process.
  • Strategic Thinking: Ability to align development efforts with long-term business goals and objectives.
  • Team Management: Skill to lead and manage a team of developers, delegate tasks, and ensure quality output.
  • Client Engagement: Capability to engage with clients, understand their needs, and provide strategic guidance.
  • Conflict Management: Proficiency in resolving conflicts within the team or with stakeholders in a professional manner.
  • Decision-Making: Aptitude to make critical decisions based on analysis, experience, and understanding of business requirements.
  • Presentation Skills: Ability to effectively present ideas, solutions, and project updates to clients and stakeholders.
  • Continuous Learning: Commitment to staying updated with the latest macOS technologies and industry trends.

Expert/Team Lead

  • Strategic Leadership: Ability to provide strategic direction, set goals, and align development efforts with organizational objectives.
  • Project Management: Proficiency in managing complex projects, resource allocation, and ensuring timely delivery.
  • Empathy: Skill to understand and empathize with team members, fostering a positive and inclusive work environment.
  • Business Acumen: Understanding of the business context, market trends, and customer needs to drive successful development outcomes.
  • Stakeholder Management: Capability to effectively communicate with stakeholders, manage expectations, and address concerns.
  • Influence and Negotiation: Expertise in influencing decisions and negotiating win-win outcomes with clients, stakeholders, and team members.
  • Risk Management: Ability to identify, assess, and mitigate risks that could impact project timelines or deliverables.
  • Strategic Partnerships: Skill to establish and nurture strategic partnerships with external vendors or organizations.
  • Inspirational Leadership: Capacity to inspire and motivate the development team, fostering a culture of innovation and excellence.
  • Conflict Resolution: Expertise in effectively resolving conflicts within the team and across different stakeholders.
  • Technical Expertise: Depth of knowledge and expertise in macOS development, frameworks, and best practices.

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Maria Lapko
Global Partnership Manager