Building scalable frontend systems for EU & US product companies — and independently shipping full-stack projects in public, async-first.

• 10+ years building production-grade frontend systems, with full-stack capability across Node.js, FastAPI, Django
• Specialized in component-driven architecture — translating Figma design systems into reusable, scalable UI
• Independently designing and shipping backend systems — APIs, auth, data modeling — through open source projects
• Deep experience in real-time apps, dashboards, and complex UI for business-critical workflows
• Trusted by teams across 🇸🇪 🇩🇪 🇺🇸 🇨🇴 🇨🇦 in fully remote, async-first environments

✔ Architect scalable frontend systems (React, Next.js, TypeScript) ✔ Convert Figma → pixel-perfect, production-ready UI ✔ Build reusable component libraries & design systems ✔ Deliver real-time systems (WebSockets, GraphQL) ✔ Design and ship backend systems independently (FastAPI, PostgreSQL, REST APIs) ✔ Improve performance, UX, and developer velocity

• Built a scalable design system adopted across multiple product teams
• Owned onboarding and invitation flows end-to-end, from design through delivery
• Developed real-time dashboards for enterprise energy monitoring

• Built a tablet-based checkout interface with live payment tracking (WebSockets, SumUp integration)
• Improved payment transparency through real-time device pairing and state sync

• Refactored a legacy console app into a scalable Nx-based micro-frontend architecture
• Enabled independent team scaling and faster feature delivery

Independent projects from my self-directed engineering track — built and shipped solo, end to end.

• 🧩 backendctl — open source backend project starter → github.com/dipto0321/backendctl
• 💰 Spendrift — full-stack personal finance tracker (FastAPI + PostgreSQL + React) → frontend · backend
• 📝 Note-Taking App — FastAPI-based project focused on auth, data modeling, and API design
• 🤖 Following a structured AI Engineering roadmap — LLMs, agentic systems, applied AI tooling

• 5+ years working in fully distributed teams
• Strong async workflow using Jira, GitHub, Slack, Loom
• Comfortable with 4–5h overlap with CET time zone
• Clear communicator with C1 English proficiency
• Known for reliability, ownership, and consistent delivery

Frontend

Backend

Data & Infra

• Conducted 400+ code reviews
• Mentored 20+ developers to graduation and growth
• Coached a 10+ person review team, raising consistency and code quality standards

• 💼 LinkedIn: https://www.linkedin.com/in/dipto-karmakar/
• 🌐 Portfolio: https://diptokarmakar.me/
• 📧 Email: diptokmk47@gmail.com

Open to Senior Frontend, Senior Full-Stack, and Lead-level Engineer roles 🌍 Remote-first globally (flexible across time zones) · 🇪🇺 Open to relocating within Europe — self-funded, no visa sponsorship required Interested in long-term product teams where I can own architecture, performance, and full-stack delivery.