✅ Top rated outstaffing agency | Full-time React, Node.js & React Native developers | Hire & Onboard in 48 hours
Koitechs is an outstaffing agency that matches you with full-time React, Node.js, and React Native engineers who fit into your team like they’ve been there all along.
When deadlines pile up, you have no time to hire. Freelancers feel risky juggling multiple projects. Most staffing agencies charge hefty commissions for talent from the same freelancer pool.
Since 2019, koitechs has helped startups and scaleups build momentum and move faster, while keeping their product roadmap on track and avoiding hiring delays.
🚀 What you get partnering with koitechs:
→ Full-time, in-house engineers vetted and trained by us—no freelancers or middlemen. → Onboarding in 48 hours with devs who plug into your tools, standups, and workflows. → Seamless replacements when needed—your project keeps moving without disruption. → Flexible setup, from a single developer to a full-stack R&D-style squads. → Engineers with strong soft skills who fit your culture and take ownership from day one.
→ 75% of clients return after the first engagement
→ 100% Job Success Score on Upwork
→ Top Rated Plus agency on Upwork
→ 98% uptime during war conditions in Ukraine
→ 15+ long-term partners around the country
🔥 Count on us for:
Team scaling & Dedicated developers Add React, Node.js, or React Native engineers exactly when your team needs them. Fully managed development teams Get a full-stack product team that works like your own R&D center. Scout onboarding (for those who aren’t sure what dev they need) A senior dev joins first, delivers fast, and helps us place your ideal long-term teammate.
🧠 Focus areas of our engineers:
React.js | Next.js | Node.js | Nest.js | MongoDB | PostgreSQL | React Native | Expo | Cross-Platform Mobile Development | Full-Stack Development
Koitechs is recognized for offering good value for cost, with clients noting competitive pricing and effective project management. Specific project investments vary, but overall, clients appreciate timely delivery and responsive communication, making them a reliable partner for software development.
While clients generally appreciate koitechs' communication, some have suggested enhancing clarity in task reporting and providing more proactive updates, especially during complex phases.
Adaptability to Changing Requirements
koitechs shows flexibility and adaptability, quickly responding to evolving client needs and requirements. Their solution-oriented mindset ensures client satisfaction and successful project outcomes.
Strong Project Management Skills
Clients consistently praise koitechs for their well-organized project management, timely delivery, and responsiveness to changing requirements. Their structured approach ensures clear communication and efficient workflow.
High Ratings and Culture Fit
Clients often choose koitechs for their high ratings, cultural alignment, and good value for cost. These factors contribute to a smooth collaboration and satisfactory project outcomes.
Consistent Delivery and Reliability
koitechs is known for consistently meeting deadlines and delivering reliable solutions. Their dependable performance and ability to handle project challenges effectively are widely acknowledged by clients.
Commitment to Quality and Detail
Clients are impressed by koitechs' attention to detail, commitment to quality, and proactive problem-solving. Their dedication to delivering high-quality products is a standout aspect of their service.
"Their project management was transparent and proactive, with clear weekly reporting and regular syncs on priorities."
Oct 20, 2025
Partnership Manager, Software Dev Company
Anonymous
Other industries
Canada
51-200 Employees
Online Review
A software development company hired koitechs to provide frontend development services. The team utilized React, TypeScript, Tailwind CSS, and AWS Amplify to build responsive versions.
koitechs delivered quality code on time, ensuring the solution's responsiveness and compatibility. The team integrated seamlessly into the client's workflow, using their internal communication tools and collaborating with their backend and product teams. They were proactive, honest, and fast.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Partnership Manager of a software company
Describe what your company does in a single sentence.
Software development and outsoursing
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire koitechs to accomplish?
We involved Koitechs to help us scale the front-end development of our client’s data management platform. The product required building a complex and highly interactive interface that could handle a large amount of structured and unstructured data while maintaining excellent performance and user experience across web, tablet, and mobile. Our main goal was to bring on a team that could work autonomously yet align closely with our internal product and design teams — ensuring clean, maintainable code, optimized data rendering, and fast iteration on new features. Koitechs was engaged to strengthen our internal capacity with skilled React + TypeScript developers capable of handling both architectural and implementation-level tasks. While we focused on back-end development.
How many teammates from koitechs were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
Koitechs’ team worked on the front-end our web application, primarily focused on: Developing responsive tablet and mobile versions of the app using React, TypeScript, TailwindCSS, and AWS Amplify. Implementing core modules like unified data feeds, tagging, annotation, bookmarking, and search result rendering. Integrating smart ML-based search, auto-summarization, and sentiment analysis features into the interface. Building UI components in Storybook and writing tests in Jest for maintainability. Collaborating with our backend and product teams to document and optimize API integrations. Their deliverables included several fully functional and tested modules, reusable UI components, API documentation, and consistent contributions to the overall product architecture.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Timely Delivery of the Front-End Solution
Quality of Code and Performance
Responsiveness and Compatibility
Business Impact for the Client
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Koitechs integrated seamlessly into our workflow — attending daily stand-ups, sprint reviews, and using our internal communication tools without friction. Their project management was transparent and proactive, with clear weekly reporting and regular syncs on priorities.
All milestones were delivered on time or ahead of schedule, and the team showed impressive flexibility when priorities shifted. What stood out most was how responsive they were — whenever we raised an issue or proposed a feature change, they reacted immediately with practical solutions and realistic time estimates.
Their account and tech leads provided excellent oversight, ensuring both technical quality and smooth communication between developers and our internal team. Overall, the experience felt like working with an in-house extension of our own team rather than an external partner.
What was your primary form of communication with koitechs?
Virtual Meeting
What did you find most impressive or unique about this company?
What impressed us most about Koitechs was their combination of technical excellence and ownership mindset. They don’t just write code — they truly think about the product, the user experience, and the long-term scalability of what they’re building.
Their developers quickly adapted to our complex data structure and ML-driven logic, suggesting optimizations that improved both performance and usability. Communication was another highlight — clear, honest, and fast.
Unlike many vendors, koitechs feels felt like a true partner rather than a contractor — proactive in solving problems, transparent in estimations, and deeply invested in the project’s success.
Are there any areas for improvement or something koitechs could have done differently?
Everything was great, we really enjoyed working together.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Mobile Web App Development & Design for Marketplace Platform
Web DesignWeb Development
NextJSReact NativeJavaScriptTypescriptReact
$50,000 to $199,999
Apr. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Throughout the project, they actively engaged as genuine development partners."
Jul 3, 2024
CIO, Digital Classifieds
Mammad Mammadov
Advertising & marketing
Baku, Azerbaijan
51-200 Employees
Online Review
koitechs provides development and design services for a marketplace platform. The team is responsible for creating the mobile version of the client's web app using Next.js.
Thanks to koitechs' efforts, the client has seen improved system performance, reduced response times, and enhanced efficiency. The team provides timely deliverables, demonstrates development proficiency, and communicates excellently. koitechs' collaborative approach fosters a seamless engagement.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the CIO of Digital Classifieds
Describe what your company does in a single sentence.
The activities of the Digital Classifieds company are aimed at elaborating, maintaining and developing of 4 own online services, which all together create a platform for users to sell-purchase cars, real estate, any other products, as well as an employment in the local market: turbo.az, bina.az, tap.az and boss.az.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire koitechs to accomplish?
Migrate frontend services to React
SOLUTION
How did you find koitechs?
Online Search
Upwork
Why did you select koitechs over others?
High ratings
Close to my geographic location
Pricing fit our budget
Great culture fit
Good value for cost
How many teammates from koitechs were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
In this project, the scope of work was extensive and involved various responsibilities aimed at improving and expanding a housing-related property marketplace operating on a paid model.
Key Deliverables:
Development of Mobile Version: Crafted and developed the mobile version of the web application, ensuring a seamless user experience across different devices.
Logic Implementation and Optimization: Implemented and optimized the logic within the platform, aiming to enhance performance and user satisfaction.
Participation in Daily Stand-ups: Actively participated in daily stand-up meetings with the product owner, contributing insights and updates on the development progress.
Documentation and Specification: Created comprehensive documentation and specifications for application modules and APIs, providing clear guidelines for development and future reference.
Core Features Development with Next JS: Played a crucial role in the development of core features using Next JS, a React-based framework known for its efficiency in building web applications.
Collaboration with Product Owners: Worked closely with product owners, ensuring alignment between development efforts and business objectives.
Utilization of Technologies and Tools: Employed a range of technologies and tools, including NextJS, ReactQuery, Apollo, GraphQL, Storybook, Vercel, VerselBotDeployment, Bugsnag, and various small libraries, to build a robust and feature-rich platform.
Team Collaboration: Operated within a cross-functional team structure, consisting of a product owner, project manager, an 8-member front-end development team, a 6-member back-end development team, a designers team, and QA professionals.
The scope of work, therefore, involved not only the technical development aspects but also collaboration with various teams and stakeholders, emphasizing the importance of communication and coordination in achieving project goals. The deliverables aimed at enhancing the existing platform and contributing to the success of the broader ecosystem of online marketplaces.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Quantify the optimization of application logic by assessing improvements in system performance, reduced response times, and enhanced overall efficiency.
Measure the effectiveness of documentation and specification by assessing how well they were utilized by the development team, leading to a reduction in misunderstandings and faster development cycles.
Assess the success of developing core features with Next JS by tracking user adoption rates, increased user activity, and positive feedback related to these new or enhanced features.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
They served as proficient development partners, consistently delivering all project milestones ahead of schedule or on time. Their communication was excellent, responding promptly to all requirements.
What was your primary form of communication with koitechs?
Virtual Meeting
What did you find most impressive or unique about this company?
Throughout the project, they actively engaged as genuine development partners, contributing creative ideas, asking insightful questions, and offering alternative options. Their support and collaborative approach were consistently evident whenever requested.
Are there any areas for improvement or something koitechs could have done differently?
Nothing so important to declare about
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Staff Augmentation for WordPress Development Company
IT Staff AugmentationWeb Development
NextJSNodeJSJavaScriptTypescriptReact
$50,000 to $199,999
June - Dec. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Our experience has been excellent."
Jan 30, 2024
Partner Engagement Manager, WordPress Development Company
Anonymous
Other industries
Ukraine
11-50 Employees
Online Review
A WordPress development company partnered with koitechs for staff augmentation services. They were responsible for creating a responsive design and an offline functionality and providing QA services.
Thanks to koitechs, the client increased user engagement, enhanced accessibility across devices, and received more positive feedback. The team's detailed planning process ensured a seamless and customer-focused development journey. Moreover, their high-quality code and QA processes were impressive.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Partner Engagement Manager of an it services company
Describe what your company does in a single sentence.
WordPress Development for Enterprises and Staff Augmentation for IT Teams
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire koitechs to accomplish?
PWA ensures users can access their fitness journey from any device, be it a laptop, tablet, or smartphone
Leveraging OpenAI, our platform analyzes user interactions to create personalized workout plans and coaching strategies. It's like having a virtual fitness companion powered by artificial intelligence
Offline Functionality
Responsive Design
SOLUTION
How did you find koitechs?
Online Search
Upwork
Why did you select koitechs over others?
High ratings
Great culture fit
Good value for cost
How many teammates from koitechs were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
This revolutionary fitness platform seamlessly blends the power of React and Node JS with the intelligence of OpenAI. The result? A Progressive Web App that not only enhances the user experience but transforms the way fitness is personalized and delivered.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Measurable outcomes from the project include increased user engagement, positive feedback on personalized workout plans, enhanced accessibility across devices, and a significant reduction in user drop-offs, showcasing the success of our Progressive Web App Workout Planner & Fitness Coach
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The project management demonstrated meticulous planning and collaboration within the talented development team. Deliveries were punctual, reflecting a commitment to timelines. The team responded effectively to needs, ensuring a seamless and user-centric development journey
What was your primary form of communication with koitechs?
Virtual Meeting
What did you find most impressive or unique about this company?
The company excels in clean communication, ensuring clarity throughout the development process. Their team of talented developers, guided by a dedicated manager, showcases a commitment to delivering high-quality code. Rigorous code quality control and QA processes further emphasize their dedication to providing top-notch services
Are there any areas for improvement or something koitechs could have done differently?
These are minor points for consideration, but overall, our experience has been excellent, and we look forward to continued success together
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
MVP Development for Research & Funding Platform
Custom Software DevelopmentWeb Development
JavaScriptReact
Less than $10,000
June - Aug. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"They were expert development partners."
Aug 27, 2023
Founder, Research & Funding Platform
John Mercer
Verified
Education
Boston, Massachusetts
1-10 Employees
Online Review
Verified
koitechs developed an MVP for a mathematics research and funding platform. The team integrated Stripe and PayPal transactions and chat capability and implemented UI/UX in Bootstrap and React.
koitechs successfully launched the MVP on time and within budget. The team responded quickly to all the client’s needs in Jira, Discord, and Google Meet. They were ambitious, creative, and communicative.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Founder
Describe what your company does in a single sentence.
Social marketplace for higher mathematics
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire koitechs to accomplish?
Help Launch MERN Platform MVP
SOLUTION
How did you find koitechs?
Online Search
Why did you select koitechs over others?
Great culture fit
Good value for cost
Company values aligned
How many teammates from koitechs were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
Enhance platform prototype to achieve MVP
Full set of new features including search, Stripe and PayPal transactions and chat capability
UI/UX Implementation in Bootstrap/React
Custom and complex subject domain implementation details
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Successful launch of the MVP and early traction in market, on time and within budget!
Describe their project management. Did they deliver items on time? How did they respond to your needs?
They were expert development partners. All deliverables were either ahead of schedule or on time. Their communication was great and rapid response to all needs in Jira, Discord an Google Meet.
What was your primary form of communication with koitechs?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
Koitechs surprised me constantly! I initially selected them because I could tell they were really ambitious and our values aligned around bringing great products into the world. But they showed over and over throughout the project they could not just implement well defined stories but participate as true development partners with great ideas, questions and alternative options.
Are there any areas for improvement or something koitechs could have done differently?
No, I could not be more impressed and satisfied.
RATINGS
5.0
"Wonderful experience!"
Quality
5.0
Service & Deliverables
"They care deeply about great service"
Schedule
5.0
On time / deadlines
"Everything ahead of schedule or on time"
Cost
5.0
Value / within estimates
"Competitive pricing without sacrificing quality"
Willing to Refer
5.0
NPS
"Seriously, pick Koitechs. You can thank me later!
Custom Software Dev for Online Casino Operator
Custom Software DevelopmentIoT DevelopmentWeb Development
$10,000 to $49,999
Nov. 2022 - Ongoing
4.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
4.0
"They fully respond to our needs."
Apr 5, 2023
Executive, Casino Operator
Anonymous
Gambling
Curaçao
1-10 Employees
Online Review
An online casino operator has hired koitechs for front- and backend development. The client aims to develop their platform further and improve the user's website experience.
Since beginning their engagement with koitechs, the client has seen progress with testing and deploying tasks on a production platform. The team from koitechs is collaborative and provides a high level of availability. The client has been impressed with the level of support koitechs provides.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am an executive of Solar storm gaming N.V.
Describe what your company does in a single sentence.
We are online casino operator
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire koitechs to accomplish?
Support on backend side to develop our platform
Support on frontend side to improve our player website experience
SOLUTION
How did you find koitechs?
Online Search
Other
Why did you select koitechs over others?
High ratings
Company values aligned
Describe the scope of work in detail. Please include a summary of key deliverables.
To improve our backend casino platform and player website experience
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
each task once tested is deployed on our production platform
Describe their project management. Did they deliver items on time? How did they respond to your needs?
They are super collaborative and always avalaible when we demanded their support, they fully respond to our needs so far
What was your primary form of communication with koitechs?
Virtual Meeting
What did you find most impressive or unique about this company?
they are very supportive and collaborative everytime it has been requested
Are there any areas for improvement or something koitechs could have done differently?
Nothing so important to declare about
RATINGS
4.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
4.0
Value / within estimates
Willing to Refer
4.0
NPS
Web Dev & Design for HR & Recruitment Company
Custom Software DevelopmentWeb DesignWeb Development
$10,000 to $49,999
Jan. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Almost always delivered on time and gave a good heads up if problems occurred."
Mar 27, 2023
Founder, YOHRS
Christoffer Moteus
Verified
Other industries
Gothenburg, Sweden
1-10 Employees
Online Review
Verified
koitechs has developed a mobile app for an HR and recruitment company. They have managed structure onboarding and API connections with partners, handled databases, and created new features for customer support.
koitechs' efforts have led to significant improvements in the app's functionality, meeting the client's expectations. They have maintained good communication and responsiveness throughout the process. Their exceptional customer service and high level of support have been noteworthy.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Founder of YOHRS
Describe what your company does in a single sentence.
Deliver CareerTech for SMEs.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire koitechs to accomplish?
Improve design and functions
Develop features
Develop backend and DB
SOLUTION
How did you find koitechs?
Online Search
Why did you select koitechs over others?
High ratings
Good value for cost
What was the size of koitechs’s team?
6-10 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
Structure onboarding and API connections with partners. Database handling and new features to handle customer support.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Improved functionality
API
Features
What was your primary form of communication with koitechs?
Email or Messaging App
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Overall very good. Almost always delivered on time and gave a good heads up if problems occurred.
What did you find most impressive or unique about this company?
Customer service and high level of support from the team.
Are there any areas for improvement or something koitechs could have done differently?
Clearer structure when it comes to reporting of tasks.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Showing 11-16 of
16 Reviews
IT Staff Augmentation
Working with our company, you don't just get a certified developer - you get the finest professional from our team, hand-picked to perfectly match your project's requirements and exclusively dedicated to your project's success.
In addition you get the superior services and support from the whole team of koitechs company.
If you’re not seeing exactly what you need here, send this company a custom message.
You can talk about your project needs, price, and timeline to get started on your project.
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