You will get MERN stack expert | Full Stack senior for two weeks trial React developer
Rising Talent
Rising Talent
Project details
As a MERN Stack expert team, we provide full-stack development services focused on building scalable, high-performance web applications. With experience across both startups and enterprise environments, we deliver solutions that go beyond requirements and create real business impact.
Our full-stack developers are skilled in MongoDB, Express, React, and Node.js, building reliable applications with smooth front-end and back-end integration. Strong React expertise ensures responsive, dynamic, and user-friendly interfaces, while Node.js and Express form a solid backend foundation. We also work with RESTful APIs and modern tooling to keep solutions clean and maintainable.
In addition, our team has experience with testing, performance optimization, and agile workflows, which supports efficient collaboration and consistent delivery for projects of any complexity. During a two-week trial, you can evaluate technical skills, code quality, and overall fit, with the option to continue into a long-term partnership.
Our full-stack developers are skilled in MongoDB, Express, React, and Node.js, building reliable applications with smooth front-end and back-end integration. Strong React expertise ensures responsive, dynamic, and user-friendly interfaces, while Node.js and Express form a solid backend foundation. We also work with RESTful APIs and modern tooling to keep solutions clean and maintainable.
In addition, our team has experience with testing, performance optimization, and agile workflows, which supports efficient collaboration and consistent delivery for projects of any complexity. During a two-week trial, you can evaluate technical skills, code quality, and overall fit, with the option to continue into a long-term partnership.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included $3,000
These options are included with the project scope.
$3,000
- Delivery Time 3 days
- Number of Revisions 3
- Number of Pages 10
- Design Customization
- Content Upload
- Responsive Design
- Source Code
About Anastasiia
Full Stack | React | Next.js | AI SaaS MVP Developer | AM
Zaporizhzhya, Ukraine - 1:28 am 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.