i
ivan_kos_

Ivan K

@ivan_kos_

Full Stack React and Nextjs Developer for SaaS and Scalable Web Apps

Poland
Ukrainian, Russian
About me
Hi, I’m Ivan — a Full-Stack JavaScript Developer focused on building scalable web applications and SaaS platforms. I help startups launch modern, production-ready solutions using React, Next.js, TypeScript, Node.js, and MongoDB. I care about clean architecture, performance, and long-term maintainability. Experience with API integrations, Telegram bots, Docker, and CI/CD. Let’s build something reliable and scalable.... Read more

Skills

i
ivan_kos_
Ivan K
Offline • 
Average response time: 1 hour

See my services

Custom Websites
I will create a responsive website with react nextjs and typescript
From$80 / projectMore details
Figma to Web & App
I will convert figma to responsive nextjs website or landing page
From$40 / projectMore details

Portfolio

Work experience

Self-Employed

Full Stack JavaScript Developer

Self-Employed • Freelance

Sep 2023 - Present • 2 yrs 8 mos

Development of modern web applications using React, Next.js and TypeScript. Built responsive websites, landing pages and frontend interfaces for startups and small businesses. Experience with API integrations, performance optimization and clean scalable frontend architecture.