You will get a Front End Developer React | Frontend Engineer
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Need a Front End Developer React for your project? I create modern web applications with React, Next.js, and TypeScript, delivering scalable solutions with clean architecture, responsive UI, and reliable performance.
What you'll receive:
ā Front End React development
ā Modern UI implementation
ā API integrations
ā Responsive layouts
ā Performance optimization
ā Bug fixing
ā Documentation
front end developer react front end developer react front end developer react front end developer react front end developer react front end developer react frontend engineer frontend engineer frontend engineer react developer react developer react developer next.js next.js next.js next.js typescript saas developer
Need a Front End Developer React for your project? I create modern web applications with React, Next.js, and TypeScript, delivering scalable solutions with clean architecture, responsive UI, and reliable performance.
What you'll receive:
ā Front End React development
ā Modern UI implementation
ā API integrations
ā Responsive layouts
ā Performance optimization
ā Bug fixing
ā Documentation
front end developer react front end developer react front end developer react front end developer react front end developer react front end developer react frontend engineer frontend engineer frontend engineer react developer react developer react developer next.js next.js next.js next.js typescript saas developer
Programming Languages
HTML & CSS, JavaScript, TypeScriptWhat's included
| Service Tiers |
Starter
$50
|
Standard
$4,000
|
Advanced
$6,000
|
|---|---|---|---|
| Delivery Time | 2 days | 20 days | 31 days |
Number of Revisions | 0 | 0 | 0 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code | - | - | - |
6 reviews
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BC
Bart C.
Jan 2, 2026
React Developer
AS
Andre S.
Feb 5, 2022
Software Development ReactJS
Yevhen has been working on a complex ReactJS frontend and has exceeded our expectations. He has been a great addition to our team, and we are sad to see him leave after about one year of collaboration. We wish him all the best.
JS
Josh S.
Sep 14, 2020
Web Developer
Ive worked with Yevhen now for 6 months. During this time Ive watched Yevhen solve every problem we gave him. He is very intelligent and dependable developer and the only reason why l am closing our contract is because he has found another opportunity elsewhere. Otherwise, l would never let him go. Thank you for everything Yevhen. You put a smile on all our faces. We will miss you.
JB
Julian B.
Feb 20, 2020
Javascript Developer - React
IP
Ivan P.
Dec 18, 2019
VUE.JS DEVELOPER (LONGTERM) - Build frontend of a complex manufacturing app
Eugen finished again very well what was requested in the project. He had to make his own research of react libraries and develop a dashboard consuming data through API - and allow drag drop and resize and manipulation of admin dashboard widgets. Finished succesfully. Good job!
About Yevhen
React developer | Front end developer React | Next.js | SaaS developer
100%
Job Success
Zaporizhzhia, UkraineĀ - 9:18 am local time
As a SaaS developer, I work on live products and new functionality from scratch: SaaS platforms, dashboards, e-commerce, customer portals, and internal tools. My React developer work focuses on scalable front-end development, responsive design, API integrations, performance optimization, and clean, maintainable code.
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ā¢ 9,795+ Upwork hours across 6 contracts
ā¢ $200K+ earned with 100% Job Success Score
ā¢ 7+ years as a React developer
ā¢ 3+ years on a large Shopify SaaS product
ā” šššššššš šššššššš & ššš š ššššššš
A large part of my work is joining an existing codebase, understanding its architecture, and contributing without a long onboarding cycle. As a Front end developer React specialist and SaaS developer, I build new features, improve existing functionality, refactor legacy components, fix UI and functional issues, resolve production problems, and prepare stable releases.
For 3+ years on a Shopify SaaS product, I worked on storefront widgets, merchant dashboards, promotion flows, analytics, A/B testing, performance improvements, and Shopify integrations. That long-term React developer experience means I can extend a live product without breaking established workflows.
š ššššš / šššš.šš ššššššššššš
As a React developer, I build reusable components, dashboards, forms, tables, customer-facing flows, and business workflows. My core stack includes React, React.js, Next.js, JavaScript, TypeScript, HTML, HTML5, CSS, CSS3, Redux, React Bootstrap, Bootstrap, Git, React Hook Form, Storybook, and responsive design.
As a Front end developer React specialist, I also work in projects using Node.js, MongoDB, SQL, PHP, Python, Vue.js, Angular, jQuery, WordPress, Firebase, Supabase, and MERN stack environments. Across 7+ years of software development, Iāve worked alongside web developer, full stack developer, backend developer, python developer, and software developer teams.
For Next.js applications, I review existing codebases, build new features, optimize rendering and data fetching, integrate REST APIs and authentication, and make features production-ready. As a SaaS developer and Front end developer React / Front end developer Next.js specialist, I focus on clean architecture, performance, scalability, and reliable production behavior.
š šššš ššššššš, ššš šššššššš & šššš ššššššš
Performance optimization is part of my regular React developer work: reducing unnecessary re-renders, improving state management and data synchronization, reviewing component architecture, addressing technical debt, and resolving frontend bottlenecks.
I can review an existing React or Next.js codebase, improve software design, address QA feedback, fix responsive behavior, and stabilize features before release. As a Front end developer React specialist and SaaS developer, I work independently, communicate technical risks clearly, and collaborate with product, web design, QA, Graphic design, and backend teams.
š š ššš-ššššš & ššššššš šššššššššš
My React developer work often sits inside full stack developer environments with Node.js, PHP, Python, Laravel, MongoDB, SQL, MySQL, Firebase, or Supabase. Iām comfortable with full stack Next.js, Node.js Next.js backend, Next.js Supabase, React developer Firebase, React Next.js developer / react next js developer, and front end developer Next.js project setups.
As a Front end developer React, I also understand adjacent environments involving React Native, React Native developer workflows, React Native app developer teams, Desktop Application interfaces, Adobe Photoshop assets, web design handoff, software design, WordPress, Vue.js, Angular, and responsive design requirements.
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If you need a SaaS developer who can work inside an existing production application, a React developer to build new features, or a Front end developer React specialist to improve performance and maintainability, I can take ownership of the frontend and move the product forward.
For Next.js SaaS work, I focus on production-ready implementation, clean code, responsive UI, API integration, scalable component architecture, and reliable delivery. As a SaaS developer, Iām comfortable with long-term products where the codebase evolves continuously.
š© Send me a message with your project scope, and let's build something exceptional together.
Steps for completing your project
After purchasing the project, send requirements so Yevhen can start the project.
Delivery time starts when Yevhen receives requirements from you.
Yevhen works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements Review
Review project goals and architecture.
Front End Development
Implement functionality and integrations.