Slaying Moon 🌙 - Empowering digital civil registration worldwide

I'm Tameem, a Fullstack Engineer with a passion for cutting through technical challenges and forging innovative solutions. As a Core Maintainer & Tech Lead at OpenCRVS, I help maintain critical government infrastructure that serves developing nations. My GitHub handle "Zangetsu" (Slaying Moon) represents my commitment to precision, effectiveness, and continuous improvement in the tech world.

Core Maintainer & Tech Lead at OpenCRVS

• Leading the development and maintenance of OpenCRVS, an open-source digital solution for civil registration
• Cutting through technical challenges to ensure reliable government infrastructure
• Forging scalable solutions using modern tech stack: TypeScript, Node.js, React, and microservices
• Empowering digital public good that serves developing nations worldwide

OpenCRVS Tech Stack

• Backend Arsenal: Node.js, TypeScript, Hapi.js, GraphQL, tRPC, Zod, Joi
• Frontend Edge: React, Redux, React Router, TanStack Query, Apollo Client, tRPC, Zustand, Formik, styled-components, Vite, Progressive Web Apps
• Infrastructure Forge: Kubernetes, Helm, Docker, Ansible, MinIO
• DevOps Blade: GitHub Actions, Kibana, ElastAlert, APM, Sentry
• Database Mastery: PostgreSQL, MongoDB, Redis, Elasticsearch, InfluxDB
• API Design: REST, GraphQL, tRPC

• LinkedIn: https://www.linkedin.com/in/tameem-bin-haider-516871202/
• Email: haidertameem@gmail.com
• GitHub: @Zangetsu101

Nametag - Contributor to an open-source Personal Relationship Manager. Notable contribution: improved relationship visualization in the network graph with person-centric display and bidirectional edge highlighting.

Tech Stack: Next.js, PostgreSQL, Prisma, Tailwind CSS, D3.js

My GitHub handle "Zangetsu" comes from the iconic sword in Bleach anime, symbolizing precision, strength, and the ability to cut through any obstacle - qualities I bring to my technical work every day.

He/him

Last Updated: February 2026