Upwork home
Sign up
Project Catalog
DesignDesign
Video & AudioVideo & Audio
Development & ITDevelopment & IT
MarketingMarketing
Writing & TranslationWriting & Translation
MoreMore

You will get Front end Developer React | Full Stack Developer React Node | React Node.js

Serhii P.Status: Offline
Serhii P. Serhii P.
5.0
Top Rated
Preview image

Let a pro handle the details

Buy Custom Website Programming services from Serhii, priced and ready to go.
Serhii P.Status: Offline
Serhii P. Serhii P.
5.0
Top Rated
Preview image

Let a pro handle the details

Buy Custom Website Programming services from Serhii, priced and ready to go.

Project details

My expertise covers Front end and Full Stack development for SaaS platforms, dashboards, APIs, and web applications. As a Front end Developer, Front end Developer React specialist, React Full Stack Developer, and Full Stack Developer, I build scalable solutions using React, React Node.js, JS, and TS.
I can join your project at any stage, from planning to launch and support. Whether you need a Full Stack Developer React solution, React Node.js application, or Front end expertise, I can help define the right approach.

Services: Consultation, Feasibility Study, Requirements Analysis, MVP Planning, User Flows, Architecture, Development, QA Testing, Deployment, Optimization, and Support.

Buzz: Front end Developer React, React Full Stack Developer, Full Stack Developer React Node, React Node.js, Front end Developer, Full Stack Developer, Full Stack Developer React, Front end Development, React Full Stack Developer, Front end Developer React, React Node.js Development, Full Stack, Full Stack Developer React Node, React Node.js, Full Stack Developer, Front end Developer, Full Stack Developer React, React Full Stack Developer, Front end Developer React, Full Stack Developer React Node.
Programming Languages
JavaScript, Python, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, Security
What's included
Service Tiers Starter
$10,000
Standard
$15,000
Advanced
$25,000
Delivery Time 10 days 30 days 40 days
Number of Revisions
222
Number of Pages
41013
Design Customization
Content Upload
Responsive Design
Source Code
5.0
7 reviews
100% Complete
(7)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)

TL

Tamara L.
5.00
Apr 16, 2026
Front end developer to adjust my Saas club website dashboard (React developer) Thank you, Serhii for the quickest solution ever! I really appreciate your help and hope to work in future!

TL

Tamara L.
5.00
Apr 13, 2026
React Developer with python knowledge for my website edits Solution-oriented guy commited to quality, quickly added my content! Will hire again

TL

Tamara L.
5.00
Nov 22, 2025
Front-end Developer Needed for AI Chatbot Fix Using React JS Serhii quickly understood our React codebase, identified the issues with the AI chatbot, and delivered clean, efficient fixes. Highly skilled, reliable, and easy to work with. I would definitely collaborate with him again.

NS

Nadiia S.
5.00
Aug 9, 2024
Frontend Developer needed with React, NextJS and Typescript Great experience collaborating with this freelancer. Appreciate the excellent work!

AS

Albert S.
5.00
May 10, 2024
Senior Software Development Engineer We loved working with Serhii and the team! Very professional, great outcome, correctly budgeted, and on time.
Serhii P.Status: Offline

About Serhii

Serhii P.Status: Offline
Front end Developer React Node.js Frontend Full Stack Developer React
100% Job Success
5.0  (7 reviews)
Kyiv, Ukraine - 6:23 am local time
💼 100% Job Success Score
✅ Front end Developer
✅ Front end Developer React
✅ React Full Stack Developer
✅ React Developer
✅ Full Stack Developer React
🚀 Looking for full-time projects only — please don’t invite for small fixes.

I work as a Front end Developer focused on scalable products, dashboards, and modern applications for startups. My experience as a Full Stack Developer allows me to manage projects from frontend architecture to backend integration while maintaining scalability.

As a Front end Developer React specialist, I create responsive interfaces and business applications using React, Next.js, React Node.js, TypeScript, and JavaScript. My background as a React Full Stack Developer and Full Stack Developer React helps me combine frontend performance with backend reliability to support growth.

I regularly work as a Full Stack Developer React building SaaS platforms, AI tools, analytics systems, booking platforms, and dashboards. My experience as a Full Stack Developer React Node allows me to develop scalable backend systems, API integrations, and workflows powered by React Node.js technologies.

As a Front end Developer, I focus on clean user experiences and scalable frontend systems. I also work as a Front end Developer React building optimized interfaces for AI-powered applications and customer platforms.

My work as a React Full Stack Developer and Full Stack Developer includes frontend development, backend integrations, API architecture, and scalable infrastructure. As a Full Stack Developer React, I help businesses launch reliable applications with flexible system design as a Front end Developer React.

I build products as a Full Stack Developer React using modern frontend frameworks and scalable backend technologies. My experience as a Full Stack Developer React Node allows me to deliver complete applications with business logic and modern React Node.js architecture.

💡 What I Do
✨ Frontend applications and dashboards
As a Front end Developer and React Full Stack Developer, I create responsive dashboards, management tools, and SaaS platforms. I also work as a Front end Developer React specialist focused on performance and scalability.

✨ Full stack product development
As a Full Stack Developer and React Full Stack Developer, I build products from planning to deployment while supporting business growth.

✨ Backend systems and integrations
My work as a Front end Developer React, Full Stack Developer, Full Stack Developer React and Full Stack Developer React Node includes API integrations, automation systems, and scalable backend services using React Node.js technologies.

✨ Scalable business platforms
I help companies build internal tools, customer platforms, AI systems, and analytics products as a Front end Developer and Full Stack Developer.

✨ Modern SaaS architecture
I optimize business systems and internal platforms powered by React Node.js with focus on maintainability and performance.

✨ AI-powered products and dashboards
I develop AI tools, customer portals, and analytics systems using modern React Node.js architecture for scalable applications.

✨ Complex product development
As a React Full Stack Developer and Full Stack Developer React Node specialist, I build SaaS platforms, AI-powered applications, and business systems with reliable frontend and backend architecture.

✨ API-driven business systems
My experience as a Full Stack Developer and Full Stack Developer React Node includes integrations, automation workflows, dashboards, and scalable API services.

✨ Long-term scalable architecture
I work as a Full Stack Developer React Node creating maintainable systems designed for performance and flexibility.

✨ SaaS and dashboard development
As a Full Stack Developer and Full Stack Developer React, I create dashboards, internal tools, and business platforms optimized for scalability.

✨ Modern frontend architecture
My experience as a Full Stack Developer React includes responsive interfaces, reusable UI systems, and scalable application structures.

✨ Product scalability and integrations
I work as a Full Stack Developer and Full Stack Developer React developing business applications with integrations and scalable frontend systems.

⚙️ Technologies & Tools
React, Next.js, TypeScript, React Node.js, JavaScript, React Node.js, Node.js, REST API, GraphQL, AI integrations, chatbot systems, dashboards, SaaS platforms.

🚀 Why Work With Me
Clients work with me when they need a developer who can own frontend and backend.

My experience as a Front end Developer, Front end Developer React, React Full Stack Developer, Full Stack Developer, Full Stack Developer React, and Full Stack Developer React Node allows me to build modern React Node.js applications focused on usability, scalability, and product success.

Whether you need a SaaS platform, AI-powered app, dashboard, or scalable system, I can contribute as a Front end Developer, Full Stack Developer and React Full Stack Developer.

Steps for completing your project

After purchasing the project, send requirements so Serhii can start the project.

Delivery time starts when Serhii receives requirements from you.

Serhii works on your project following the steps below.

Revisions may occur after the delivery date.

Initial Consultation and Requirement Gathering

Project Planning

Review the work, release payment, and leave feedback to Serhii.