Hi!

My name is Alex Baumgertner, I'm a Senior JavaScript/TypeScript Engineer with more than 10 years of experience.

I build and modernize digital products — from fast‑moving MVPs to enterprise‑scale platforms. I specialize in React, Next.js, Node.js, and MongoDB, and I enjoy working in lean teams where speed, clarity, and quality matter.

Experience

• Startups (1–30 ppl): Launched products from scratch with tiny teams (1 designer, 1 tester, me). Owned task management, infra setup, hiring, and more.
• Mid-sized (eLama, 200+ ppl): Led performance optimization and architectural refactors to support scaling.
• Enterprises (EPAM, 60k+ ppl): Contributed to digital transformation, modernized legacy stacks, improved onboarding & infrastructure.
• People: Mentored 10+ juniors; interviewed 50+ candidates.
• Focus: EdTech; adopting GitHub Copilot & Cursor.

My toolset

• Frontend: JavaScript/TypeScript, React, Next.js, Node.js tools
• Backend: Next.js, MongoDB/Mongoose, PostgreSQL/Drizzle ORM
• HTML/CSS: Responsive design, Accessibility (a11y)
• CI/CD: GitHub Actions, Vercel, DigitalOcean
• Education: Mentoring & onboarding, creating courses