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bayajidalam/README.md

Hi there, fellow developer! 👋

I'm Bayajid Alam • Full Stack Engineer, Cloud Architect & DevOps Engineer from Bangladesh 🇧🇩

Welcome to my GitHub! I’m a passionate Full Stack Engineer and DevOps professional, building scalable, production-ready applications and cloud-native solutions. My expertise spans React, TypeScript, Node.js, Kubernetes, Docker, AWS, CI/CD, and microservices architecture.

I focus on solving real-world problems with clean code, scalable design, and cost-efficient cloud solutions. From video streaming platforms to containerized microservices, I enjoy tackling complex technical challenges and building systems that scale.

Connect with me

Portfolio Badge   LinkedIn Badge   Gmail Badge   Twitter Badge   Dev.to Badge

Problem solving

Judge Count Profile Links
Codeforces 250+ CodeForces Badge
LeetCode 100+ LeetCode Badge
CodeChef 150+ CodeChef Badge
HackerRank 100 HackerRank Badge

Projects

Name Description Project Link
VisionSync VisionSync is a scalable video streaming platform built with React (TypeScript), Node.js, and MongoDB. It supports video upload via pre-signed URLs, real-time video processing with FFmpeg (compression, multi-resolution conversion, chunking), MPEG-DASH streaming, and real-time status updates using Socket.IO. Infrastructure is managed with Pulumi and deployed on AWS using S3, ECS, Lambda, SQS, and CloudFront CDN Github
SimplyDone SimplyDone is a scalable To-Do app built with React.js (frontend) and Node.js (backend). Both are containerized with Docker and deployed on AWS EC2 instances with an Application Load Balancer (ALB) for high availability and fault tolerance. Pulumi is used as IaC Github
R_Queue A distributed job queue system using Redis, designed to manage tasks across multiple worker nodes in a cloud environment. It supports job prioritization, failure handling, retries, result storage, and monitoring. Github

Cloud, DevOps and Testing

AWS Badge   Nginx Badge   Docker Badge   Kubernetes Badge   Grafana Badge   Prometheus Badge   Vitest Badge

Database

MongoDB Badge   PostgreSQL Badge   Static Badge  Mongoose Badge   Prisma Badge   Static Badge  

Programming Languages

C Badge   C++ Badge   JavaScript Badge   TypeScript Badge   Go Badge   Python Badge

Frontend

Next.js Badge   React Badge   Redux Badge   Axios Badge   React Query Badge   Ant Design Badge  
Tailwind Badge Shadcn UI Badge   Firebase Badge  

Backend

Node.js Badge   Express.js Badge   Socket.io Badge   GraphQL Badge  JWT Badge   ZOD Badge

Tools and others

Git Badge   VS Code Badge Postman Badge   Figma Badge   Static Badge  Static Badge   Static Badge  Static Badge

stats graph languages graph

bayajidalam

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  1. jatra jatra Public

    Fault-tolerant train ticketing system solving Bangladesh Railway's Eid traffic chaos. Built with microservices, K8s, Redis & OpenTelemetry

    TypeScript 2 1

  2. visionsync visionsync Public

    VisionSync is a on-demand video-streaming platform

    TypeScript 1

  3. simply-done simply-done Public

    SimplyDone is a scalable Notes & To-Do app with React/TypeScript frontend and Node.js/Express backend. Features multi-AZ deployment across 3 availability zones, auto-scaling (2-5 instances), contai…

    TypeScript

  4. reactplay/react-play reactplay/react-play Public

    react-play is an opensource platform that helps you learn ReactJS faster with hands-on practice model. It is a collection of projects that you can use to learn ReactJS.

    JavaScript 1.5k 935

  5. mysterious-go mysterious-go Public

    Go learning repo — from basics to building a production-ready backend.

    Go

  6. brainlab brainlab Public

    A collection of my learning projects, notes, and experiments in AI, Machine Learning, Deep Learning, NLP, and Computer Vision. This repo serves as my personal lab for exploring models, algorithms, …

    Jupyter Notebook