Igor Kostenevich
Crafting robust digital solutions for 6+ years
Full-Stack Web DeveloperBuilding Scalable, Efficient Apps
Behind the Code.
Who I Am?
I am a Full-Stack Web Developer with extensive experience in building scalable, high-performance applications. My expertise covers the entire development lifecycle—from crafting intuitive user interfaces to designing robust backend architectures.
I specialize in real-time applications, data visualization, and complex dashboards, working with businesses to turn their ideas into fully functional and optimized digital solutions. My development process is streamlined with AI-powered tools like GitHub Copilot, allowing me to write cleaner, more efficient code while accelerating project delivery.
Leveraging modern frameworks, cloud solutions, and automation, I ensure every project is built for speed, scalability, and maintainability—delivering not just code, but business-driven results. 🚀
Main stack that i use
Frontend
- Vue.js
- Vuex
- Pinia
- Vue-router
- Composition API
- Nuxt.js
- TypeScript
- JavaScript
- Vitest
- Jest
- Cypress
- Vite
- Gulp
- Webpack
- Figma
- Tailwind
- Bootstrap
- Vuetify
- SASS
- Ionic
- PWA
- Three.js
- GSAP
Backend
- Node.js
- Nest.js
- Express.js
- MongoDB
- MySQL
- PostgreSQL
- Redis
- TypeORM
- Mongoose
- Prisma
- AWS
- Docker
- CI/CD
- Github Actions
- Firebase
- Supabase
- Vercel
- WebSocket
- Rest API
- GraphQL
- nginx
- digitalocean
AI & ML
- Github Copilot
- GPT-4.5
- Gemini
- Whisper
- TTS
- DALL·E
REAL PROJECTS, REAL IMPACT
From MVPs to fully scaled apps—explore the projects that showcase my expertise in creating impactful digital products.
Nuxt.js Portfolio
My personal portfolio website built with Nuxt.js and Tailwind CSS
Vue.js Portfolio
My personal portfolio website built with Vue.js and Tailwind CSS
Nest.js Blog
My personal blog website built with Nest.js and Tailwind CSS
Vue.js Blog
My personal blog website built with Vue.js and Tailwind CSS
Nuxt.js E-commerce
My personal e-commerce website built with Nuxt.js and Tailwind CSS
Vue.js E-commerce
My personal e-commerce website built with Vue.js and Tailwind CSS
From Pixels to Production
I deliver end-to-end web solutions that let you focus on growing your vision. From intuitive frontends to robust backends, I handle every detail for a seamless digital experience.
Frontend Development
I craft visually engaging, responsive UIs with Vue/Nuxt—supporting SSR, SPA, and PWA. Each solution is built for performance and a smooth user experience.
Backend Development
I build scalable server-side applications using Node/NestJS, ensuring robust performance and secure APIs. Data flows seamlessly with well-structured database integrations.
Full-Stack Solutions
I combine NestJS, robust database setups, and secure authentication to deliver end-to-end applications. The result: scalable, integrated software tailored to your needs.
Data Visualization
I create interactive data visualizations using amCharts, D3.js and Three.js. These engaging, informative graphics help users understand complex data and make informed decisions.
Optimization & Refactoring
I optimize existing codebases for performance and scalability, refactoring to improve maintainability and readability. The result: faster, more efficient software.
Integration & Deployment
I integrate third-party services and APIs to extend your software’s functionality. I also handle deployment, ensuring your application is live and accessible to users.
Testimonials
Words That Count
Genuine feedback from clients I’ve partnered with, showcasing the real results and seamless collaboration my approach provides. Discover how we tackle challenges together to achieve exceptional outcomes.
Ihor did an excellent job on this Vue.js project. His communication was clear, he met deadlines, and his front-end skills were impressive. He was responsive to feedback and proactive in solving challenges. I’d gladly work with him again!
It was a pleasure to work with you! And I believe we could cooperate in future as well!
Ihor played a crucial role in upgrading our Vue.js and Vuetify framework from version 2 to 3. His technical expertise streamlined our UI and significantly enhanced performance. He's highly professional and a great communicator. Highly recommended!
Great quality of work!
It was a pleasure to work with you! You have ideal soft skills! And I believe we could cooperate in future as well!
Ihor did a great job helping us revamp our website. Very good knowledge of Vue and always responsive.
Let’s build your project together
Submit your project details and I’ll get back to you.