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mdaz78/README.md

Hi πŸ‘‹, I'm Md Abu Zafar

Senior Software Engineer | Full-Stack Developer

GitHub Followers LinkedIn Profile Email


πŸš€ About Me

I’m a Senior Software Engineer at Cimpress, with around 7 years of experience building scalable, elegant, and user-focused web applications. I’m deeply invested in the craft of software engineeringβ€”from fast frontends to reliable backends, with a product-driven mindset.

  • 🧠 Strong in React, Next.js, React Native, TypeScript, Node, Go Lang, Java, and Ruby on Rails
  • πŸ”­ Previously built AI productivity tools and internal platforms used by 10k+ users
  • πŸ›  Skilled at building microservices, CI/CD pipelines, and full-stack features end-to-end
  • 🎯 Passionate about clean UX, performance tuning, and delivering business impact
  • 🌱 Constantly learning and pushing beyond comfort zones

🧰 Tech Stack

Languages: JavaScript, TypeScript, Ruby, Java, GoLang
Frontend: React, Next.js, Redux, TailwindCSS, SASS, React Native
Backend: Nest.js, Express, Ruby on Rails, Spring
Databases: PostgreSQL, MongoDB, Redis
Cloud & DevOps: AWS (EC2, S3, Lambda, RDS, CloudFront), Docker, Git
UX & Design: Figma, Accessibility, UI/UX principles, Design Systems


πŸ’Ό Experience

Senior Software Engineer

Cimpress (Remote) β€” Present
Contributing to scalable systems powering the Cimpress mass customisation platform, focusing on performance, usability, and maintainability.

Software Engineer

Proximity Labs (Remote) β€” Mar 2021 – Mar 2023

  • Built Thread.ai, an AI knowledge co-pilot that improved developer productivity by 25%.
  • Developed Crew.ai, an automated team management tool adopted by 500+ users.
  • Created a no-code site builder for Fintech marketing, enabling non-dev content updates.
  • Stack: React, Next.js, Nest.js, TailwindCSS, TypeScript

Software Development Engineer II

IDfy (Remote) β€” Jun 2020 – Mar 2021

  • Engineered secure document viewer and OCR resolution workflow tools.
  • Helped increase revenue by 5% by improving review workflows.
  • Stack: Elixir, Phoenix, Redis, RabbitMQ, React

Front End Engineer

IoT Ready, Bangalore β€” Oct 2019 – May 2020

  • Built a performant SPA using Elm, boosting customer engagement by 15%.
  • Delivered an internal StackOverflow-inspired knowledge tool.
  • Stack: Elm, HTML, CSS

Software Development Engineer

IDfy, Mumbai β€” May 2018 – Jun 2019

  • Migrated OCR logic from Python to Go, enhancing processing speed.
  • Led microservices migration saving 30–40% in server costs.
  • Stack: Go, Elixir, Phoenix, Python, React

πŸ“« How to reach me


⚑ Fun Facts

  • Migrated a monolith to microservices, saving 40% in infra costs
  • Built a FinTech marketing site where non-devs could edit content with no code
  • Obsessively focused on performance, DX, and beautiful UI/UX

Pinned Loading

  1. Local-Weather-App Local-Weather-App Public

    JavaScript

  2. Random-Quote-Machine Random-Quote-Machine Public

    HTML 1

  3. Basic-Algorithm-FreeCodeCamp Basic-Algorithm-FreeCodeCamp Public

    JavaScript