Hire Developers with Popular Programming Languages

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Upstaff connects top-tier engineers proficient in a variety of programming languages, ensuring your projects are powered by the right expertise, from Python and Java to JavaScript and beyond. Hire dedicated developers with the skills your business needs, seamlessly.
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Hire Developers
2K+ Vetted Developers
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48 hours average start

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Dynamics 365 CE
Power Apps
.NET
C#
Canvas Apps
...

- Experienced Full-Stack Software Engineer with over 12 years in enterprise application development, including 5+ years of hands-on expertise in Power Platform, Canvas Apps, Model-Driven Apps, Power Automate, and Azure Functions. - Specialized in designing, building, and stabilizing complex PowerApps solutions for large-scale enterprise clients across industries such as manufacturing, HR, logistics, and advisory services. - Proficient in Canvas App architecture, custom pages, PCF controls, Dataverse, and low-code/no-code automation. Strong background in Azure integrations, C#/.NET backend development, and React-based UI components. - Skilled in refactoring legacy PowerApps solutions, optimizing performance, and implementing robust approval workflows with Microsoft Teams and DocuSign integrations. - Trusted by Microsoft Inner Circle Partners for delivering high-quality, scalable, and maintainable solutions under tight deadlines. - Master's degree in Applied Mathematics and Computer Science. - Experience in developing CRM systems, banking solutions, web-based platforms, enterprise resource planning systems, and fatigue management systems. - Data analytics, data engineering, data extraction/ETL, artificial intelligence & machine learning, data mining and management, data science, and data visualization. - Familiarity with Adobe Commerce & Experience, Drupal, Microsoft (AX, Dynamics 365, SharePoint), MuleSoft, Oracle NetSuite, Salesforce, and SAP.

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Seniority Expert
Location Lviv, Ukraine
Java SE
Java EE
JavaFX
PHP
JavaScript
...

• 11 years of practical experience in software development. • Excellent experience with application engineering, architecting and development. Capable of analyzing, designing complex, high loaded systems, efficient resources management and problem solving. Quick learner of new technologies. • Fluent English level.

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Seniority Senior
Location Ukraine
JavaScript 7yr.
React 5yr.
Vue.js 2yr.
Nuxt
Node.js
...

• 7+ years with JavaScript and TypeScript • Vue.js (Nuxt, Vuex, Vue Router) • React (Redux, styled-components, MobX-state-tree, Next) • Strong skills with HTML, CSS, SCSS, SASS; • Server-Side: PHP (Laravel, WordPress), MySQL, MongoDB, NodeJS (CRUD, auth, base manipulations), NestJS. NextJS, Nuxt • Upper-Intermediate (B2/C1) English.

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Seniority Senior
Location Chernihiv, Ukraine
.NET
Azure
C++
React
...

- Full-stack engineer with 7 years of .NET, MS Azure, and JavaScript. - Proven achievements include initiating and building a microservice architecture from scratch for data science computations and reducing latency by optimizing CPU-bound calculations.

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Seniority Senior
Location Tallinn, Estonia
MS Dynamics 365
Power Apps
Microsoft Power Platform
Canvas Apps
...

- IT experience starting in 2015. - Experience with the full lifecycle of designing, developing, installing, configuring, and maintaining applications on SharePoint 2007/2010/2013/2016/2019 Online. Nintex products (Workflows, Forms) - Strong knowledge of .NET, C#, ASP.NET, HTML (HTML5), JavaScript, CSS (CSS3). - Experience with Dynamics CRM, Power Apps, CDS, Power Automate, TypeScript, jQuery, Bootstrap (3, 4), Data Tables, SharePoint libs, ReactJS, React-Redux, Vue.js, Semantic UI. - Extensive experience with MS Visual Studio 2012/2013/2015/2017/2019, VS Code, TFS, Jira, Git. Android, Windows Phone, Xamarin, Outlook Add-ins, Outlook framework, React Native, Parse Platform, Firebase. - Upper-Intermediate English

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Seniority Senior
Location Lithuania
Bash 10yr.
Shell Scripts 10yr.
MySQL 10yr.
Ansible
Ansible Playbook
...

- 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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Seniority Senior
Location Ukraine
JavaScript 7yr.
WordPress 7yr.
Vue.js 5yr.
Chrome Extensions 1yr.
...

- 7 years of commercial experience with JavaScript, ECMAScript 6. - 5 years with Vue.js framework (including Vue 3 core principles, Style Guide, Composition API, official documentation of the framework) - Deep understanding of HTML5 and CSS3. - Interacting with API endpoints and other web services. - Converting UI/UX mockups into functional web applications with pixel perfection - Experience with responsive layout, web sites, mini applications in JS and SPA in Vue.js. - Familiar with SOLID, DRY and other clean code design principles. - Experience with UI components like UI Kit & Bootstrap - Unit tests (Cypress) - Projects with Wordpress - Intermediary English

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Seniority Middle
Location Vinnitsa, Ukraine
Linux
System Administration
TDD
SDLC
...

- 15+ years of professional experience in system administration and Windows/Linux IT infrastructure management; - Knowledge of the full device lifecycle, debugging, patching, software deployment; - Experience with virtualisation/containerisation technologies (Hyper-V, VMware, Proxmox, Docker) and cloud platforms (AWS, Azure); - Automation experience using Ansible, PowerShell, and Bash scripts; - Experience with infrastructure monitoring and troubleshooting (Zabbix, Nagios, Grafana, CheckMK, Splunk, ELK stack); - Skilled with backup and disaster recovery solutions (Veeam, Avamar) and centralised log management (rsyslog, ELK); - Experience with IAM, VPN configuration, and secure remote access management; - Knowledge of ITSM tools and workflows, including JIRA, Asana, GLPI, and Notion; - Experience with SaaS platforms administration and integration (Google Workspace, GitLab, Tableau, HubSpot, Miro, Slack, etc.); - Led the team of system administrators, documented processes, and managed assets.

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Seniority Senior
Location Croatia

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Tech Radar

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Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Photo: Yaroslav Kuntsevych(Upstaff CEO)
Yaroslav Kuntsevych
co-CEO

Why Upstaff

Upstaff is a technology partner with expertise in AI, Web3, Software, and Data. We help businesses gain competitive edge by optimizing existing systems and utilizing modern technology to fuel business growth.

Real-time project team launch

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Interview First Engineers

Upstaff's network enables clients to access specialists within hours & days, streamlining the hiring process to 24-48 hours, start ASAP.

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Faster Talent Acquisition

Upstaff's network & platform enables clients to scale up and down blazing fast. Every hire typically is 10x faster comparing to regular recruitement workflow.

Vetted and Trusted Network

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Security And Vetting-First

AI tools and expert human reviewers in the vetting process is combined with track record & historically collected feedbacks from clients and teammates.

~50h

Save Time For Deep Vetting

In average, we save over 50 hours of client team to interview candidates for each job position. We are fueled by a passion for tech expertise, drawn from our deep understanding of the industry.

Flexible Engagement Models

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Custom Engagement Models

Flexible staffing solutions, accommodating both short-term projects and longer-term engagements, full-time & part-time

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Unique Talent Ecosystem

Candidate Staffing Platform stores data about past and present candidates, enables fast work and scalability, providing clients with valuable insights into their talent pipeline.

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No Hidden Costs

Price quoted is the total price to you. No hidden or unexpected cost for for candidate placement.

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One Consolidated Invoice

No matter how many engineers you employ, there is only one monthly consolidated invoice.

How to hire with Upstaff

Seniority
Talk to Our Talent Expert
Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Seniority
Meet Carefully Matched 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.
Seniority
Validate Your Choice
Bring new talent on board with a trial period to confirm you hire the right one. There are no termination fees or hidden costs.

Trusted by Businesses

Upstaff operates as a partner, not just an agency. Express that they aim for long-term cooperation and are dedicated to fulfilling client requirements, whether it’s a short one-month project or a more extended collaboration.
Trusted by People - Testimonials and Reviews

Case Studies

We closely collaborate with recruitment & talent acquisition teams on urgent or hard-to-fill positions. Discover how startups and top-tier companies benefit.
Europe’s Data Vision: Dataspaces for Zero-Trust AI Infrastructure
Case Studies

Europe’s Data Vision: Dataspaces for Zero-Trust AI Infrastructure

Upstaff builds AI-Driven Data Platform for Environmental Organizations
Case Studies

Upstaff builds AI-Driven Data Platform for Environmental Organizations

Bringing 2M+ Wallet Ecosystem to the Next Level Decentralized Operating System.
Case Studies

Bringing 2M+ Wallet Ecosystem to the Next Level Decentralized Operating System.

Table of Contents

Types of Programming Languages:

  1. Low-Level Languages:
    • Machine Language: Directly executed by the computer’s CPU; written in binary (0s and 1s).
    • Assembly Language: Uses symbolic representations of machine instructions, requiring an assembler to convert to machine code.
  2. High-Level Languages:
    • Easier for humans to read and write; translated to machine code by compilers or interpreters.
    • Examples: Python, Java, C++, JavaScript, Ruby.
  3. Scripting Languages:
    • Designed for automating tasks within other software.
    • Examples: Python, JavaScript, Perl.
  4. Markup and Query Languages:
    • Focused on structuring and managing data rather than performing computations.
    • Examples: HTML, XML, SQL.
  5. Domain-Specific Languages (DSLs):
    • Tailored for specific applications or domains.
    • Examples: MATLAB (for mathematical computations), R (for data analysis).
  6. Object-Oriented Languages:
    • Focus on objects (data structures containing data and methods).
    • Examples: Java, C++, Python.
  7. Functional Languages:
    • Emphasize mathematical functions and immutability.
    • Examples: Haskell, Scala.
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Talk to Our Expert

Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Photo: Yaroslav Kuntsevych(Upstaff CEO)
Yaroslav Kuntsevych
co-CEO

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