Hire the Best GruntJS Developers
in Ukraine

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Artem S.

Kharkiv, Ukraine

$35/hr
5.0
3 jobs

✅ Available for new projects 🚀 I’m a Full-Stack JavaScript Developer specializing in React, Next.js, Node.js (Express.js, NestJS), AWS and scalable backend systems ⚡ 5+ years of commercial experience. I’ve worked on long-term production projects (including $30K+ contracts 💰), delivering reliable solutions, clean architecture, and consistent results. I specialize in building end-to-end applications — from frontend interfaces to backend systems and APIs — with a strong focus on performance, maintainability, and real business needs. I also have solid experience with cloud platforms ☁️ and a strong passion for software engineering. 🚀 Core Expertise 🎨 Frontend Development • React.js (Hooks, Context, Suspense, memoization, lazy loading, performance optimization) • Next.js (SSR, SSG, ISR, App Router, edge rendering) • State management & data fetching: Redux Toolkit, Zustand, MobX, TanStack Query (React Query), caching strategies, server state management • UI: Material UI, Chakra UI, Ant Design, Bootstrap, Tailwind CSS, Radix UI, ShadCN UI • Styling: CSS Modules, SASS, LESS, SCSS, Styled Components, Emotion • Forms & UX: React Hook Form, Formik, Zod validation • Building responsive, fast, and scalable interfaces 🛠 Backend Development • Node.js (Express.js, NestJS, modular architecture) • REST API & scalable backend architecture • Authentication & authorization (JWT, OAuth, session-based auth) • Microservices & event-driven architecture • (MERN) Full-stack patterns (MongoDB, Express.js, React, Node.js / NestJS) • API design: REST, GraphQL, gRPC • Realtime systems (WebSockets, Socket IO) • Message brokers & event streaming: Kafka, RabbitMQ • Background jobs, queues & async processing 🗄 Databases & ORM & Cache • PostgreSQL, MySQL, MongoDB, SQLite, MS SQL, DynamoDB • Prisma, TypeORM, Sequelize, Mongoose, Drizzle, Knex, Kysely, MikroORM • Database design & optimization • Redis 🔗 Full-Stack & Integrations • API integrations (third-party services, SaaS) • Payment integrations (Stripe, Braintree, Pay com etc.) • Real-time systems (WebSockets, Socket IO) • Media & streaming (WebRTC, HLS) • File uploads, payments, notifications • Building SaaS platforms, dashboards, and marketplaces ⚙️ Tools & Environment • JavaScript (ES6+, ESNext) | TypeScript • Git (GitHub, GitLab, Bitbucket) • CI/CD basics, GitHub Actions, pipelines • Cloudflare, Vercel, Google Cloud Platform (GCP), AWS (Lambda, S3, EC2, Amplify etc.), Serverless (SST) | Docker • Ngrok, Envoy • Agile workflows (Scrum, Kanban) using Jira / Asana / ClickUp / Trello 💡 What you can expect from me ✔ Clean, readable, and maintainable code ✔ Strong problem-solving skills ✔ Clear and fast communication ✔ Ability to work independently or in a team ✔ Focus on delivering real value, not just completing tasks 📈 Experience Highlight • Long-term contract ($30K+ earned 💰) • 5⭐ client feedback • 800+ hours worked on production system • Experience working on large-scale Next.js applications 🤝 Let’s work together Fluent in English 🇬🇧 | Agile mindset | Ready to start immediately If you’re looking for a developer who can take ownership, suggest better solutions, and deliver stable results — feel free to reach out. Just drop me a message and let’s chat 💬 🏷 Highlighted skills Web Development, Application Development, JavaScript (JS), TypeScript, Full-Stack Development, Front-end Development, Back-end Development, React, Next.js, Node.js, Express.js, NestJS, Redux, Zustand, MobX, HTML, CSS, SCSS, Tailwind CSS, Styled Components, Radix UI, ShadCN UI, Material UI, Chakra UI, Ant Design, REST API, GraphQL, gRPC, API Development, API Integration, PostgreSQL, MongoDB, MySQL, SQLite, DynamoDB, SQL, Prisma, TypeORM, Sequelize, Mongoose, Drizzle, Knex, Kysely, MikroORM, AWS, Serverless, Vercel, Cloudflare, Google Cloud Platform, Docker, CI/CD, GitHub Actions, WebSockets, Socket IO, WebRTC, HLS, Kafka, RabbitMQ, Redis, SaaS, Microservices, System Design, Software Architecture, Payments Integration (Stripe, Braintree, Pay com), Dashboards, Admin Panels, CRM, ERP, CMS 📅 Last updated: April 3, 2026

  • JavaScript
  • TypeScript
  • Node.js
  • ExpressJS
  • NestJS
  • React
  • Redux
  • Next.js
  • Tailwind CSS
  • PostgreSQL
  • MongoDB
  • MySQL
  • Material UI
  • CSS
  • HTML
  • RabbitMQ
  • Apache Kafka
  • Redis
  • Web Development
  • Amazon Web Services
Oleksandr D.

Poltava, Ukraine

$30/hr
5.0
25 jobs

🚀 Full Stack Developer and API Developer with 3+ years of experience shipping production web apps, backend systems, and automated workflows. As a Full Stack Developer, I delivered 40+ projects across SaaS platforms, internal tools, and dashboards — reducing delivery timelines by 30%. Every Full Stack Developer project I take on covers the entire lifecycle from database schema to polished UI. Clients hire me as a Full Stack Developer because I own both frontend and backend end-to-end. 🔧 Backend Developer & API Developer — As a Backend Developer, I build high-performance REST APIs using Node.js, TypeScript, and Prisma ORM with PostgreSQL, MySQL, MongoDB. My work as a Backend Developer includes architecting API layers handling 50K+ requests/day with 99.9% uptime, reducing response times by 60%, and integrating 20+ third-party APIs. This Backend Developer delivers production-ready, well-documented APIs. Every Backend Developer solution is optimized for Node.js performance and scale. As a Backend Developer, I write Node.js code that is maintainable, tested, and ready for production traffic. ⚛️ React Developer & Frontend — As a Full Stack Developer and React Developer, I build responsive interfaces with React and Next.js. My React Developer and React web developer expertise covers SSR, routing, and state management across apps serving 20K+ monthly active users. As a React web developer, I improved page load speed by 45% through code splitting and lazy loading — measurable SEO gains. This Full Stack Developer delivers pixel-perfect React Developer frontends. 🗄️ Database Design — As a Full Stack Developer and Backend Developer, I work across PostgreSQL, MySQL, MongoDB. Query tuning cut costs by 40%, reduced P95 latency from 800ms to under 120ms. My Backend Developer approach with Node.js ensures your data layer scales. A Backend Developer who understands both SQL and NoSQL is essential for modern apps. 🎬 Nexrender Expert & Video Automation — My niche as a Full Stack Developer. I built video rendering pipelines using Nexrender and After Effects templates, processing 500+ videos/week. My Nexrender workflows include dynamic data injection and scalable worker pools — reducing manual production by 90%. As a Backend Developer powering Nexrender with Node.js, I turn hours into one API call. My Nexrender setup runs on custom Node.js workers. I am one of the few Full Stack Developer professionals who deployed Nexrender in production. Every Nexrender integration includes monitoring and Nexrender template versioning. This Nexrender expertise with Node.js is rare. My Nexrender solutions processed 25,000+ videos. Nexrender automation is my edge as a Backend Developer and Full Stack Developer. 📱 Mobile App Developer — As a Full Stack Developer and mobile app developer, I extend web platforms into mobile using React Native. My mobile app developer skills with Backend Developer expertise enable end-to-end delivery from Node.js API to mobile. Every mobile app developer project uses shared Backend Developer and Node.js infrastructure. 🤖 AI Integration — As a Full Stack Developer working with AI, I integrate ML APIs and build AI-powered features. My AI solutions use Node.js backends and React frontends for smart dashboards, AI chatbots, and analytics. Combining AI with Backend Developer skills drives data-driven decisions. Every AI feature needs a solid Backend Developer foundation. 🌐 WordPress Developer — As a Full Stack Developer and WordPress developer, I build custom themes, plugins, and headless setups. My WordPress developer work connects to Node.js backends. As a WordPress developer, I combine easy CMS with Full Stack Developer and Backend Developer power. ⚙️ Automation & DevOps — As a Full Stack Developer and Backend Developer, I automate workflows, eliminating 25+ hours/week of manual work. Docker, Nginx, CI/CD, Linux admin — reduced deployment time by 70%, maintained 99.9% uptime across 10+ environments. This Full Stack Developer and Backend Developer handles Node.js infrastructure from day one. Hiring a Full Stack Developer who is also a Backend Developer means one person covers your entire stack with Node.js expertise. 💻 Tech Stack: Node.js · TypeScript · JavaScript · React · Next.js · REST API · Prisma ORM · PostgreSQL · MySQL · MongoDB · Docker · Nginx · Git · Nexrender · After Effects · AI · React Native 🤝 As a Full Stack Developer, I deliver clean, documented code. Whether you need a React Developer, Backend Developer, WordPress developer, mobile app developer, or complete Full Stack Developer — I think in systems. Choose a Full Stack Developer who delivers. Ready to build? Let's talk. 🚀

  • MySQL
  • PostgreSQL
  • Full-Stack Development
  • JavaScript
  • Node.js
  • React
  • HTML
  • CSS
  • TypeScript
  • WordPress
  • Vue.js
  • Angular
  • PHP
  • Laravel
  • Web Application
  • Bootstrap
  • API
  • Python
  • API Integration
  • Git
Alex B.

Kyiv, Ukraine

$35/hr
5.0
5 jobs

Senior Full-Stack Developer | Angular • React • Node.js • TypeScript | ag-Grid & React-Admin Expert I help businesses build and modernize scalable web applications using Angular, React, Node.js, and TypeScript. With 10+ years of hands-on experience, I deliver production-ready solutions focused on performance, maintainability, and long-term scalability. What I bring to your project: • Full-stack expertise with Angular and React frontends paired with Node.js / Express / NestJS backends • Advanced TypeScript development across the entire stack • Enterprise-grade admin panels and internal tools using React-Admin and AdminJS • Complex data grids and high-performance table systems with ag-Grid • REST APIs, PostgreSQL, MongoDB, Redis, and third-party integrations • Clean architecture, automated testing, CI/CD, and scalable application structure • Strong debugging, refactoring, and legacy system modernization skills • Clear communication and proactive problem-solving mindset I'm your go-to developer if you need: ✓ A scalable web application built from scratch ✓ Enterprise admin dashboards and internal systems ✓ ag-Grid customization and performance optimization ✓ Legacy Angular/React modernization and migration ✓ Performance optimization and code refactoring ✓ Technical leadership for your development team ✓ AI-generated code audit and stabilization ✓ AI code debugging and refactoring I specialize in working with complex existing systems, improving reliability, maintainability, and developer experience while helping teams move faster with confidence. Let’s discuss how I can help bring your project to production successfully

  • CSS
  • ExpressJS
  • TypeScript
  • React
  • HTML5
  • JavaScript
  • Node.js
  • Angular
  • Amazon Web Services
  • NestJS
  • MongoDB
  • Websockets
  • React Native
  • PostgreSQL
  • AngularJS
Nikita C.

Kyiv, Ukraine

$10/hr
5.0
3 jobs

I am a Full-Stack/Backend Engineer specializing in building scalable web applications, robust APIs, and custom architectural solutions. My primary focus is on the Node.js and TypeScript ecosystem, backed by deep experience with relational databases like PostgreSQL. My technical expertise includes: • Backend: Node.js, TypeScript, NestJS, PostgreSQL, REST APIs • Frontend: React, Vue 3, Tailwind CSS • Architecture & DevOps: System monitoring, database schema design, CI/CD pipelines, and strict PR-driven workflows • AI Integration: Practical experience integrating Large Language Models (LLMs) and agent orchestrators into software projects I have a strong track record of developing complex features and resolving bugs for enterprise-level frameworks, as well as architecting custom data-monitoring systems from the ground up. I prioritize clean, maintainable code, strict conventions, and fault-tolerant architectures. Whether you need someone to maintain an established, well-documented codebase or build a reliable backend system from scratch, I am ready to jump in and deliver high-quality results. Let's build something reliable together.

  • Web Development
  • Web Application
  • Product Development
  • Desktop Application
Taras G.

Lviv, Ukraine

$6/hr
5.0
2 jobs

I’m a full-stack developer with a strong focus on creating responsive, user-friendly web applications. On the frontend, I work confidently with React.js, Redux, HTML, and CSS, delivering clean and maintainable code. On the backend, I use Node.js with Express.js or Nest.js to build robust and efficient APIs, and I’m experienced in integrating databases like MySQL for full-stack functionality. I enjoy turning designs into functional products using Figma and translating ideas into smooth, intuitive user experiences. My workflow includes modern development practices, version control with Git, and a constant focus on code quality. I work on projects daily, continuously improving my skills, exploring advanced patterns, and staying up to date with current trends — ready to bring value from day one.

  • Full-Stack Development
  • React
  • Redux Thunk
  • TypeScript
  • JavaScript
  • NestJS
  • Node.js
  • ExpressJS
  • SCSS
  • HTML5
  • CSS 3
Roman T.

Lviv, Ukraine

$20/hr
4.9
24 jobs

Focused on building and scaling production systems within the Node.js, TypeScript, and AWS ecosystem. Expert in architecting Next.js applications, managing Terraform infrastructure, and optimizing database performance for high-load environments. Technical Efficiency & Workflow I operate using a high-velocity development workflow centered on Neovim and CLI-based AI agents, including Claude Code and Kiro CLI. This productivity layer enables rapid debugging, faster context-switching, and accelerated PR turnarounds without compromising code quality or architectural standards. Infrastructure & Application Architecture I recently led the development of a comprehensive School Management Platform, taking full ownership of the technical lifecycle. Key achievements included: - Designing a complex Role-Based Access Control (RBAC) system for Admin, Teacher, and Student personas. - Architecting the backend using NestJS and MongoDB for scalable data management. - Deploying and managing full-lifecycle infrastructure via Terraform and Docker. - Implementing multilingual support (English and Hebrew) with RTL/LTR compatibility. Team Integration & Collaboration I am built for professional engineering environments. I integrate into existing teams via Agile/Scrum methodologies, utilizing Jira for sprint management and maintaining strict CI/CD pipelines to ensure stable, production-ready deployments. Engagement Availability I am seeking long-term partnerships (20–40 hours/week) with dedicated engineering teams or agencies that prioritize technical excellence and efficient execution.

  • Node.js
  • TypeScript
  • React
  • Next.js
  • Amazon Web Services
  • Terraform
  • NestJS
  • MongoDB
  • PostgreSQL
  • MySQL
  • AWS Lambda
  • Tailwind CSS
  • Docker
  • Material UI
  • Amazon EC2

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