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Avijit Karmaker

Available to hire

I’m Avijit Karmaker, a full-stack developer and tech lead based in Helsinki.

About

I’m Avijit Karmaker, a full-stack developer and tech lead based in Helsinki. I build and maintain production web and mobile systems—especially with React/Next.js and WordPress—while also owning architecture, deployment, and technical decisions end to end.

In my recent roles, I’ve led platform rebuilds and rescued failing codebases, maintaining 150+ WordPress sites and creating custom Gutenberg/React-based theme systems from scratch. I enjoy stepping in where complexity and urgency are highest, and I’m currently advancing into cybersecurity with an MSc starting in 2026.

  • 5 years' experience
  • Joined October 2026

Industry experience

  • Financial Services
  • Government
  • Non-Profit Organization
  • Software & Internet
  • Education

Work experience· 4 roles

Full Stack Developer · Aika AIOct 2024 – Oct 2025 · 1 yr 1 mo

Stepped in after the lead architect left, restored backend stability, implemented Azure TTS/STT, and redesigned the full UI. Built AikaCrew, a multi-agent AI prototype using CrewAI with a FAISS vector database for investor demo purposes.

Tech Lead / CTO · GoDocJan 2024 – Present · 2 yrs 11 mos

Sole technical lead for a funded fintech. Rescued and rebuilt a failing codebase, and currently maintains an ASP.NET API, a React web client, and a React Native mobile app. Owns architecture, deployment, and technical decisions for a platform connecting banks with courier networks for secure document delivery.

Full Stack Developer · JJ-NET OYSep 2023 – Present · 3 yrs 3 mos

Maintains 150+ production WordPress sites for major Finnish organizations. Built multiple systems from scratch, including custom React/Gutenberg block solutions and a large custom WordPress theme system called Empa with a React block manager, pattern dependency resolver, and multisite support.

Full Stack Developer · Miltton OYAug 2021 – Aug 2023 · 2 yrs 1 mo

Education

MSc Cybersecurity · JAMK University of Applied Sciences2026
BA (Hons) Accounting & Financial Management · University of Sunderland2014 – 2026
Full Stack Web Development · Microverse (remote)2020 – 2021

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