You will get Next.js development | Next.js | React developer
Rising Talent
Rising Talent
Project details
You’ll get a reliable front-end development partner with strong Next.js expertise and hands-on experience working with both startups and large enterprises. In these collaborations, business goals were successfully delivered, and in some cases exceeded — helping products raise funding, and scale faster. Many clients chose to work together again, which reflects the quality of work and consistent results.
As a React developer with solid experience in React, Next.js, and React Native, I’ve built responsive web applications, including projects with Gatsby. I focus on clean, user-friendly interfaces using Tailwind CSS and HTML/CSS, and I have strong experience with API integrations to create smooth, seamless user experiences.
As a React developer with solid experience in React, Next.js, and React Native, I’ve built responsive web applications, including projects with Gatsby. I focus on clean, user-friendly interfaces using Tailwind CSS and HTML/CSS, and I have strong experience with API integrations to create smooth, seamless user experiences.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Localization, Performance Optimization, DesignWhat's included
| Service Tiers |
Starter
$500
|
Standard
$550
|
Advanced
$580
|
|---|---|---|---|
| Delivery Time | 14 days | 14 days | 14 days |
Number of Revisions | Unlimited | Unlimited | Unlimited |
Bug Investigation | - | - | |
Fix Documentation | - | ||
Detailed Code Comments | - |
About Anastasiia
Full Stack | React | Next.js | AI SaaS MVP Developer | AM
Zaporizhzhya, Ukraine - 10:31 pm local time
Whether you need to validate an idea, build an MVP, improve an existing product, or scale a growing platform, my team can help you move from concept to working software — with a clear technical approach and honest estimate before you commit to development.
Less buzzword bingo. More working software.
I’m Anastasia from Koitechs 👋 I help businesses build and scale web and mobile products with reliable in-house developers who can integrate smoothly into existing teams and start delivering fast.
Unlike agencies that rely on freelancers, our developers are fully in-house, technically vetted, and supported by internal engineering processes. This means stable communication, accountability, and consistent delivery throughout the project lifecycle.
📍 Full Stack Developer expertise — React, Next.js, Node.js, TypeScript
📍 React Developer & Next.js Developer specialists
📍 Mobile development with React Native
📍 AI-powered products and business automation
📍 Dedicated in-house engineering team
📍 Long-term partnerships, not one-time engagements
📍 Fast onboarding within 48 hours
📩 Send me a message for a project review and team recommendation.
What We Build:
✅ SaaS platforms and admin dashboards
✅ AI-powered applications and automation systems
✅ Marketplaces and multi-vendor platforms
✅ E-commerce and subscription products
✅ CRM & ERP systems
✅ Real-time applications — chat, maps, tracking, streaming
✅ Internal business tools
✅ Mobile apps for iOS & Android
✅ Enterprise web platforms
✅ Custom web applications and MVPs
Technologies We Use:
Frontend:
React.js, Next.js, TypeScript, JavaScript, Redux, Tailwind CSS, HTML5, CSS3
Backend:
Node.js, NestJS, Express.js, REST API, GraphQL, WebSockets
Databases:
PostgreSQL, MongoDB, Prisma, Supabase, Firebase
Cloud & Infrastructure:
AWS, Docker, Vercel, Git
Testing & Quality:
Jest, Cypress, Storybook
How We Work:
✔ Full-stack development from architecture to deployment
✔ Pixel-perfect Figma to React / Next.js implementation
✔ Daily updates and transparent communication
✔ Code reviews and QA at every stage
✔ Flexible scaling from one developer to a dedicated team
Results We Delivered:
📊 5M+ daily active users supported
📊 $100M+ monthly transactions processed
📊 99.99% uptime for high-load systems
📊 22% increase in e-commerce conversion rates
📊 75% repeat clients
Why Clients Choose Koitechs:
⭐ In-house team only — no outsourcing chaos
⭐ Strong expertise in React, Next.js, Node.js, and full-stack development
⭐ Fast candidate matching within 48 hours
⭐ 2-week trial period available
⭐ Clear communication and predictable delivery
⭐ Long-term partnership approach
Tell me what you’re building — even if right now it’s just an idea. I’ll help turn it into a clear plan and working software. 📩
Steps for completing your project
After purchasing the project, send requirements so Anastasiia can start the project.
Delivery time starts when Anastasiia receives requirements from you.
Anastasiia works on your project following the steps below.
Revisions may occur after the delivery date.
Let’s jump on a call to discuss the details.