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Volodymyr A., PHP Engineer

Ukraine
Last Updated: 4 Jul 2023

- 6 years of commercial experience in tech - Implemented live projects based on the Laravel, Adapt-Framework, native PHP, WordPress, Slim. - Experience in working with a team (2-8 people) and working alone. - Upper-Intermediate English

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PHP

PHP

Laravel

Laravel

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Vladimir A., PHP Software Engineer

Kharkiv, Ukraine
Last Updated: 4 Jul 2023

- 6+ years experience in software development. - Experience in live projects based on Laravel, Adapt-Framework, native PHP, WordPress, Slim. - Experience in working with a team (2-8 people) and working alone. - Upper-Intermediate English. - Available ASAP

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PHP

PHP

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Volodymyr A., Senior PHP Developer

Kharkiv, Ukraine
Last Updated: 18 Sep 2023

- Backend developer with 5 years of practical experience in software development. - Experienced in working with live projects based on various frameworks and CMS such as Laravel, Adapt-Framework, Symfony, WordPress, and Slim. - Proficient in programming languages including PHP, JavaScript, Node.js, Next.js, Vue.js, and Angular.js. - Familiar with technologies such as Xdebug, PSR, API, REST, AWS, HTML, CSS, XML, AJAX, JSON, OAuth, SOAP, SOLID, and DRY. - Skilled in using development environments and tools like PhpStorm, WebStorm, PyCharm, and Visual Studio. - Knowledgeable in source control systems like GIT and Mercurial. - Experienced in Agile, Scrum, and Waterfall methodologies and has a clear understanding of the full development life cycle and testing processes.

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PHP

PHP   5 yr.

AngularJS

AngularJS

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Artem Dz., Full-stack Ruby on Rails Engineer

Cherkasy, Ukraine
Last Updated: 4 Jul 2023

- Middle Ruby on Rails engineer with over 5 years of commercial experience in web development. - Experience in integration of payment and messaging systems and high-performance application development. - Upper-Intermediate English - Available ASAP

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Ruby

Ruby   5 yr.

Ruby on Rails (RoR)

Ruby on Rails (RoR)   5 yr.

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Ghennadii M., Senior RoR Software Engineer

Dagenham, United Kingdom
Last Updated: 4 Jul 2023

- 15+ years of project and team management in software design - 8 years of commercial Ruby on Rails experience - 2 years experience in c# / .NET / MS SQL (incl. TSQL) - 7+ years experience in system design and programming inside proprietary RAD platform for finance/accounting/ERP applications - 2 years in designing hardware/programming microcontrollers for security applications - Upper-intermediate English - Available ASAP

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Ruby on Rails (RoR)

Ruby on Rails (RoR)

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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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Henry Akwerigbe
Henry Akwerigbe
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 🙌🏽.
Vitalii Stalynskyi
Vitalii Stalynskyi
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.
Владислав «Sheepbar» Баранов
Владислав «Sheepbar» Баранов
We've been with Upstaff for over 2 years, finding great long-term PHP and Android projects for our available developers. The support is constant, and payments are always on time. Upstaff's efficient processes have made our experience satisfying and their reliable assistance has been invaluable.
Roman Masniuk
Roman Masniuk
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!
Yanina Antipova
Yanina Antipova
Хочу виразити велику подяку за таку швидку роботу по підбору двох розробників. Та ще й у такий короткий термін-2 дні. Це мене здивувало, адже ми шукали вже цілий місяць. І знайдені кандидати нам не підходили Це щось неймовірне. Доречі, ці кандидати працюють у нас і зараз. Та надать приклад іншим працівникам. Гарного дня!)
Наталья Кравцова
Наталья Кравцова
I discovered an exciting and well-paying project on Upstaff, and I couldn't be happier with my experience. Upstaff's platform is a gem for freelancers like me. It not only connects you with intriguing projects but also ensures fair compensation and a seamless work environment. If you're a programmer seeking quality opportunities, I highly recommend Upstaff.
Volodymyr
Volodymyr
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.

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FAQs about Slim Development

How do I hire a Slim developer? Arrow

If you urgently need a verified and qualified Slim developer, and resources for finding the right candidate are lacking, UPSTAFF is exactly the service you need. We approach the selection of Slim 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 Slim developers? Arrow

Undoubtedly, there are dozens, if not hundreds, of specialized services and platforms on the network for finding the right Slim 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 Slim 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 Slim 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 Slim 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 Slim 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 Slim 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 Slim 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 Slim 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

Soft skills of a Slim Developer

Soft skills are essential for any developer, regardless of their level of expertise. These skills go beyond technical knowledge and play a crucial role in the success of a slim developer. Here are the soft skills required at different levels:

Junior

  • Problem-solving: Ability to analyze and solve complex problems efficiently.
  • Communication: Effective communication skills to collaborate with team members and clients.
  • Adaptability: Willingness to learn and adapt to new technologies and frameworks.
  • Time management: Efficiently manage time and prioritize tasks to meet deadlines.
  • Attention to detail: Paying attention to detail to ensure quality and accuracy in code.

Middle

  • Leadership: Ability to take ownership of projects and guide junior developers.
  • Collaboration: Working effectively in a team environment and promoting teamwork.
  • Mentoring: Mentoring junior developers and helping them grow their skills.
  • Client management: Managing client expectations and providing excellent customer service.
  • Critical thinking: Applying critical thinking skills to solve complex problems.
  • Conflict resolution: Ability to handle conflicts and find amicable solutions.
  • Time management: Efficiently managing time and resources for optimal productivity.

Senior

  • Strategic thinking: Developing long-term strategies and roadmaps for projects.
  • Project management: Overseeing the entire project lifecycle and ensuring its success.
  • Decision-making: Making informed decisions based on thorough analysis.
  • Innovation: Driving innovation and exploring new technologies for improved solutions.
  • Client relationship management: Building and maintaining strong client relationships.
  • Team management: Leading and managing a team of developers efficiently.
  • Conflict resolution: Resolving conflicts within the team or with stakeholders.
  • Technical mentorship: Providing guidance and mentorship to junior developers.

Expert/Team Lead

  • Strategic planning: Creating and executing strategic plans for the team.
  • Business acumen: Understanding the business goals and aligning them with technical solutions.
  • Influencing skills: Ability to influence stakeholders and drive positive outcomes.
  • Decision-making: Making critical decisions that impact the team and projects.
  • Continuous learning: Keeping up with industry trends and continuously upgrading skills.
  • Risk management: Identifying and mitigating risks associated with projects.
  • Performance management: Evaluating and managing the performance of team members.
  • Change management: Effectively managing and leading through organizational changes.
  • Strategic partnerships: Building strategic partnerships to enhance business opportunities.
  • Client management: Managing client relationships at a strategic level.
  • Thought leadership: Establishing oneself as a thought leader in the industry.

Pros & cons of Slim

6 Pros of Slim

  • Lightweight: Slim is known for its minimalistic and lightweight nature. It has a small footprint and requires fewer resources compared to other frameworks, making it faster and more efficient.
  • Easy to Learn: Slim has a simple and intuitive syntax, making it easy for developers to learn and start using quickly. Its clear and concise documentation further aids in the learning process.
  • Flexible Routing: Slim provides a flexible routing system that allows developers to define routes easily. It supports various HTTP methods, route parameters, and pattern matching, giving developers the freedom to create complex routing structures.
  • Powerful Middleware: Slim offers a robust middleware system that allows developers to add reusable functionality to their applications. Middleware can handle tasks such as authentication, logging, and error handling, simplifying the development process.
  • Extensive Community Support: Slim has a thriving community of developers who actively contribute to its development and provide support. This means that developers can find helpful resources, tutorials, and plugins to enhance their Slim applications.
  • Integration with Other Tools: Slim seamlessly integrates with other popular tools and libraries, such as template engines, ORMs, and authentication systems. This makes it highly versatile and adaptable to different project requirements.

6 Cons of Slim

  • Limited Feature Set: Due to its lightweight nature, Slim may not have as many built-in features and components compared to other frameworks. Developers may need to rely on external libraries or custom code to implement certain functionalities.
  • Less Opinionated: Slim follows a “micro” approach, which means it provides minimal guidance on project structure and organization. While this offers flexibility, it can also lead to inconsistency among projects and require additional effort in setting up conventions.
  • Steep Learning Curve for Beginners: Despite its simplicity, Slim may still have a learning curve for beginners who are new to web development or PHP frameworks in general. Some concepts, such as dependency injection, may require additional understanding.
  • Less Active Development: While Slim has a dedicated community, its development pace may be slower compared to larger frameworks with larger teams. This can result in delayed updates or slower adoption of new features.
  • Less Built-in Security Measures: As a lightweight framework, Slim does not have as many built-in security features compared to more comprehensive frameworks. Developers need to be mindful of implementing proper security practices themselves.
  • Limited Official Support: Slim is an open-source framework with limited official support. While the community is active and helpful, developers may not have direct access to official support channels for immediate assistance.

Cases when Slim does not work

  1. Limited computational resources: Slim is a powerful algorithm that requires significant computational resources to perform effectively. In cases where the available computing power is insufficient, Slim may not deliver optimal results. This can occur on devices with low processing power or when dealing with large-scale datasets that exceed the capabilities of the hardware.
  2. Insufficient training data: Slim relies on a substantial amount of training data to accurately learn item-item similarities. If the available dataset is small or lacks diversity, Slim may struggle to generate accurate recommendations. This can lead to poor performance and less reliable recommendations.
  3. Cold-start problem: The cold-start problem refers to situations where there is limited information available about a new user or item. Slim typically requires a certain amount of historical data to generate meaningful recommendations. When faced with a cold-start scenario, Slim may not be able to produce accurate recommendations until sufficient data is collected.
  4. High sparsity of data: If the dataset is highly sparse, meaning that most users have rated very few items, Slim may encounter difficulties in finding reliable item-item similarities. Sparse data leads to a lack of sufficient information for Slim to effectively estimate the similarities between items, resulting in suboptimal recommendations.
  5. Non-personalized recommendations: Slim is primarily designed for providing personalized recommendations to individual users based on their preferences and behaviors. However, there may be situations where the goal is to generate non-personalized recommendations for a broader audience. In such cases, Slim may not be the best choice as it focuses on personalized recommendations.

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

Seniority NameYears of experienceResponsibilities and activitiesAverage salary (USD/year)
Junior0-2 yearsAssisting senior developers in coding and testing, implementing basic features, bug fixing, and maintaining documentation. Participating in code reviews and learning best practices.$50,000 – $70,000
Middle2-5 yearsDeveloping and maintaining features, implementing more complex functionalities, optimizing code, and writing unit tests. Collaborating with team members, providing technical guidance to juniors, and contributing to architectural decisions.$70,000 – $90,000
Senior5-10 yearsLeading projects, designing and implementing complex features, optimizing performance, refactoring code, and mentoring junior and middle developers. Taking ownership of technical decisions and providing technical expertise to the team.$90,000 – $120,000
Expert/Team Lead10+ yearsLeading and managing teams, setting technical direction, overseeing project timelines and deliverables, conducting code reviews, and resolving technical challenges. Collaborating with stakeholders, driving innovation, and ensuring high-quality software development practices.$120,000 – $150,000+

TOP 10 Slim Related Technologies

  • Python

    Python is a versatile and easy-to-learn programming language that is widely used in software development. It offers a simple syntax and a large standard library, making it an excellent choice for slim software development projects.

  • JavaScript

    JavaScript is a popular programming language for both front-end and back-end development. It is widely used for building interactive web applications and offers a wide range of frameworks and libraries that can be used to create slim software solutions.

  • Node.js

    Node.js is a JavaScript runtime environment that allows developers to build scalable and high-performance applications. It is particularly well-suited for slim software development as it enables efficient handling of concurrent requests and provides a lightweight and modular architecture.

  • React

    React is a JavaScript library for building user interfaces. It is widely used in front-end development and offers a component-based approach that allows for the creation of reusable UI components. With its virtual DOM and efficient rendering, React is a popular choice for developing slim and efficient software solutions.

  • Ruby on Rails

    Ruby on Rails is a web application framework written in Ruby. It follows the principles of convention over configuration, making it a productive choice for slim software development. The framework emphasizes simplicity and offers a wide range of libraries and tools to accelerate development.

  • Go

    Go, also known as Golang, is a statically typed programming language developed by Google. It is designed for efficiency and scalability, making it a suitable choice for slim software development. Go’s simplicity, strong community support, and built-in concurrency features make it a popular option for building efficient and lightweight applications.

  • Swift

    Swift is a powerful and intuitive programming language developed by Apple for iOS, macOS, watchOS, and tvOS app development. It offers a modern syntax and a robust set of features, making it a preferred choice for developing slim and efficient software solutions for Apple platforms.

What are top Slim instruments and tools?

  • Slim Framework: Slim is a lightweight PHP micro framework that helps developers quickly build web applications and APIs. It was first released in 2010 and has since gained popularity for its simplicity and ease of use. Slim provides a minimalist and intuitive interface, allowing developers to focus on writing their application logic rather than dealing with unnecessary complexities. It is widely used in the PHP community and has an active and supportive community.
  • Postman: Postman is a popular collaboration platform for API development. It allows developers to design, test, and document APIs easily. With its user-friendly interface, Postman simplifies the process of sending HTTP requests, inspecting responses, and debugging APIs. It supports various request types, authentication methods, and provides tools for automated testing and monitoring. Postman has gained a significant user base since its launch in 2012 and is trusted by many developers and companies worldwide.
  • Insomnia: Insomnia is another powerful API testing and debugging tool. It provides a clean and intuitive interface for designing and testing APIs. Insomnia supports various HTTP request types, authentication methods, and provides features like code generation, response validation, and environment variables. It is available for multiple platforms and has gained popularity among developers for its simplicity and efficiency.
  • Swagger: Swagger, now known as the OpenAPI Specification, is a widely adopted standard for designing, building, and documenting RESTful APIs. It provides a set of tools and specifications that enable developers to describe APIs in a machine-readable format. Swagger allows for easy generation of interactive API documentation, client SDKs, and server stubs. It was initially released in 2011 and has since become a popular choice for API development and documentation.
  • PHPUnit: PHPUnit is a unit testing framework for PHP. It provides a convenient and efficient way to write tests for individual units of code, such as functions or classes. PHPUnit offers a wide range of assertions, test doubles, and test case management features. It has been around since 2001 and has become the de facto standard for unit testing in the PHP ecosystem.
  • Guzzle: Guzzle is a powerful and flexible PHP HTTP client library. It simplifies the process of sending HTTP requests and handling responses, providing features like synchronous and asynchronous requests, streaming responses, and middleware support. Guzzle has been actively developed since 2011 and is widely used in PHP applications for interacting with APIs and web services.
  • Behat: Behat is a behavior-driven development (BDD) framework for PHP. It allows developers to write human-readable acceptance tests that describe the behavior of an application. Behat supports the Gherkin language, which provides a structured way of defining test scenarios. It can be integrated with other testing tools and frameworks like PHPUnit and Selenium. Behat was first released in 2010 and has gained popularity for its ability to bridge the gap between business stakeholders and development teams.

How and where is Slim used?

Case NameCase Description
1. E-commerce Website DevelopmentSlim Development is highly suitable for building e-commerce websites. It provides a lightweight framework that allows developers to create efficient and scalable online stores. With Slim, developers can easily handle product listings, shopping carts, payment gateways, and other essential features required for e-commerce applications.
2. RESTful API DevelopmentSlim Development excels in building RESTful APIs. It provides a straightforward and intuitive way to define routes, handle HTTP requests, and return JSON responses. Whether it’s developing a backend for a mobile application or creating a web API for third-party integrations, Slim offers a robust framework for building RESTful services.
3. Microservices ArchitectureSlim Development is well-suited for implementing microservices architecture. It allows developers to create small, independent services that can be easily managed and scaled individually. With its minimalistic approach, Slim enables the development of lightweight and modular microservices, making it an ideal choice for building complex distributed systems.
4. Single Page Applications (SPA)Slim Development is a great choice for developing single page applications (SPAs). Its lightweight nature and efficient routing system make it ideal for building responsive and interactive web applications. Whether it’s a small personal project or a large-scale enterprise application, Slim provides the necessary tools and flexibility to create dynamic SPAs.
5. Prototyping and Rapid Application DevelopmentSlim Development is often used for prototyping and rapid application development (RAD). Its simplicity and ease of use allow developers to quickly build functional prototypes and iterate on them. Slim’s modular design and extensive documentation make it a convenient choice for rapidly developing proof-of-concept applications or minimum viable products (MVPs).

TOP 10 Facts about Slim

  • Slim is a lightweight and powerful PHP micro-framework that allows developers to quickly and easily build web applications.
  • It follows the Model-View-Controller (MVC) architectural pattern, making it easy to separate concerns and maintain a clean codebase.
  • With a small footprint and minimal dependencies, Slim is highly efficient and performs exceptionally well, even on low-resource servers.
  • One of the standout features of Slim is its intuitive and expressive routing system, which enables developers to define routes with ease and handle various HTTP methods.
  • It provides robust support for handling HTTP requests and responses, allowing developers to easily interact with the client’s data and build RESTful APIs.
  • Slim offers powerful middleware functionality, making it simple to add cross-cutting concerns such as authentication, logging, and error handling to your application.
  • It has a vibrant and active community, with numerous plugins and extensions available that extend the framework’s capabilities and provide additional functionality.
  • Slim supports various templating engines, allowing developers to choose the one that best suits their needs, whether it’s PHP itself, Twig, or others.
  • It provides excellent documentation and a comprehensive set of guides and tutorials, making it easy for developers, both beginners and experienced, to get started and learn the framework.
  • Slim has been used by many well-known companies and organizations, including PayPal, IBM, and the BBC, which demonstrates its reliability and scalability in real-world scenarios.

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