You will get Full-Stack Web App feature development in React, Next.js, Node.js
Top Rated
Top Rated
Project details
You will get expert full stack web application development - one production-ready React, Next.js, and Node.js feature built into your MVP or existing product, with clean, deployable code. This is the best way to evaluate my engineering quality, communication, and delivery before scaling into a full project.
I build clean, tested, maintainable features using React, Next.js, Node.js, and TypeScript - from UI components and dashboards to API integrations, real-time functionality, and data-driven logic. You get source code, deployment support, and clear technical documentation so your team can maintain and build on it.
With hands-on experience shipping web and mobile products across fintech, legaltech, and e-commerce, I focus on scalable, production-grade code from day one. Whether it's a single React component or a complex integrated feature, you'll receive work that's ready to ship - and a clear picture of what full development with me looks like.
I build clean, tested, maintainable features using React, Next.js, Node.js, and TypeScript - from UI components and dashboards to API integrations, real-time functionality, and data-driven logic. You get source code, deployment support, and clear technical documentation so your team can maintain and build on it.
With hands-on experience shipping web and mobile products across fintech, legaltech, and e-commerce, I focus on scalable, production-grade code from day one. Whether it's a single React component or a complex integrated feature, you'll receive work that's ready to ship - and a clear picture of what full development with me looks like.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$499
|
Standard
$899
|
Advanced
$1,499
|
|---|---|---|---|
| Delivery Time | 5 days | 8 days | 12 days |
Number of Revisions | 2 | 2 | 3 |
Design Customization | - | ||
Content Upload | - | - | - |
Responsive Design | - | ||
Source Code |
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ID
Ivans D.
Aug 3, 2026
Full-stack developer needed for booking & payments MVP (Next.js, Stripe)
Nailed the brief. Booking + Stripe payments work great, dashboard is clean, mobile looks good. Easy to work with. Thanks, Vitaliy!
NN
Natallia N.
Jul 24, 2026
Full Stack Developer for Quick Feature Build - Property Management SaaS (Existing App)
Vitalii did excellent work adding the tenant dashboard, rent tracking, and Stripe/SendGrid integrations to our SaaS platform. Clean code, fit right into our stack, respected our auth/RBAC setup, and delivered on time. Communicative and easy to work with, highly recommend!
CS
Cristian S.
Mar 7, 2025
Part-time React.js developer (No agencies)
VG
Vicente G.
May 24, 2024
Page Transition with GSAP for NextJS website
Great coding work with our detailed Artboards and Direction. From CSS to Javascript, in particular GSAP, we created some magic!
DC
Denys C.
Nov 22, 2023
Frontend: React + NextJS
About Vitaliy
Full Stack Developer AI | SaaS Developer, MVP | React, Python
100%
Job Success
Lviv, Ukraine - 1:22 am local time
(Available today - 21.08)
I help businesses build scalable SaaS platforms & MVPs, AI-powered features, and modern web products using Javascript - React.js/Node.js/Next.js, TypeScript, Python, and cloud technologies - 𝟑𝐱 𝐟𝐚𝐬𝐭𝐞𝐫 𝐫𝐞𝐩𝐨𝐫𝐭𝐢𝐧𝐠, 𝟐𝟎-𝟐𝟓% 𝐥𝐨𝐰𝐞𝐫 𝐨𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐜𝐨𝐬𝐭𝐬, 𝟐-𝟑𝐱 𝐟𝐚𝐬𝐭𝐞𝐫 𝐝𝐚𝐬𝐡𝐛𝐨𝐚𝐫𝐝𝐬, 𝐚𝐧𝐝 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 𝐬𝐜𝐚𝐥𝐞𝐝 𝐭𝐨 𝟖𝟎𝟎𝐊+ 𝐮𝐬𝐞𝐫𝐬.
𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤:
Full-Stack Development • JavaScript • TypeScript • React • Next.js • Node.js • Python • Web Application • API • API Integration • Software Development • Software Architecture & Design • PostgreSQL • Firebase • Stripe • OpenAI API • SaaS • • HTML • HTML5 • CSS • CSS3 • Tailwind CSS • Bootstrap
𝐑𝐞𝐜𝐞𝐧𝐭 𝐰𝐨𝐫𝐤𝐬:
B2B analytics/demand forecasting SaaS - cut reporting time up to 3x, reduced operational costs 20-25%
B2B visitor-tracking & CRM platform - cut dashboard load time 2-3x, automated lead handoff via HubSpot/ERP integration
LegalTech platform (web + mobile + real-time chat) - booking time cut from days to minutes, 30-40% lower dev cost vs. full rebuild
AI-powered learning platform (800K+ users) - study calendar, quiz engine, and personalized study sessions
𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐈'𝐯𝐞 𝐰𝐨𝐫𝐤𝐞𝐝 𝐰𝐢𝐭𝐡:
✔️ SaaS & B2B Platforms
✔️ Legal Tech
✔️ E-commerce
✔️ EdTech
✔️ Consumer Mobile Apps
✔️ MVP
𝐖𝐡𝐲 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐜𝐡𝐨𝐨𝐬𝐞 𝐦𝐞:
✅ 10+ years of building SaaS platforms & MVP
✅ 94% of projects delivered on time and within scope
✅ 15-30 minute response time for critical tasks
✅ Proactive communication, clear technical ownership
✅ Comfortable working inside existing/legacy codebases, not just greenfield builds
✅ Worked with 9+ clients across the USA, Australia, and Europe
Ready to build something that actually works? Send me your project details, and let's turn it into results.
Steps for completing your project
After purchasing the project, send requirements so Vitaliy can start the project.
Delivery time starts when Vitaliy receives requirements from you.
Vitaliy works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements & scope confirmation
I review your feature spec, codebase, and acceptance criteria, then confirm scope and approach before development begins.
Development & testing
I build the feature with clean, production-ready React and Node.js code, and test it against your acceptance criteria.