# Minhaj Sadik

> Senior backend & DevOps engineer from Sylhet, Bangladesh. I help startups and software teams ship reliable backend systems, reduce cloud cost, secure CI/CD, and automate operations using DevOps + AI. Available for hire worldwide; Bangla, English.
> Based in Sylhet, Bangladesh. Auto-generated, spec: https://llmstxt.org

## About

- [About](https://minhajsadik.com/about): Background, career timeline, beliefs, tech stack
- [Now](https://minhajsadik.com/now): Currently working on
- [Uses](https://minhajsadik.com/uses): Hardware, software, tools
- [Resume](https://minhajsadik.com/resume): Downloadable PDF resume
- [Code Resume](https://minhajsadik.com/code-resume): Developer-readable resume as code
- [Courses](https://minhajsadik.com/courses): Founder-led bridge to Skillo Academy and the Skillo Career Launch Batch
- [Contact](https://minhajsadik.com/contact): Reach me at dm@minhajsadik.com

## Identity & verification

- Name: Minhaj Sadik
- Role: Senior Backend & DevOps Engineer from Bangladesh
- Location: Sylhet, Bangladesh
- Email: dm@minhajsadik.com
- GitHub: https://github.com/MinhajSadik
- LinkedIn: https://linkedin.com/in/minhajosadik
- X / Twitter: https://x.com/MinhajSadik1
- YouTube: https://youtube.com/@minhajsadik

## Expertise

Go, TypeScript, Rust, Python, Kubernetes, Docker, Terraform, PostgreSQL, Redis, Kafka, AWS, GCP, Hetzner, Next.js, React, Node.js.

## Writing

- [How I Cut a $12K/Month Cloud Bill by 75%](https://minhajsadik.com/writing/cut-cloud-bill-75-percent): The full migration playbook from AWS to self-hosted infrastructure, including the mistakes that almost cost us everything. (2026-04-15)
- [Why I Write Go After 5 Years of TypeScript Backends](https://minhajsadik.com/writing/why-i-write-go): A practical comparison of building production services in both languages, with real benchmarks from my systems. (2026-03-28)
- [Distributed Storage From Scratch](https://minhajsadik.com/writing/distributed-storage-from-scratch): What I learned building an S3-compatible distributed object storage system from the ground up. (2026-03-10)
- [Kubernetes on a Single VPS: When It's Worth It](https://minhajsadik.com/writing/kubernetes-single-vps): Running K8s on one node sounds absurd. Here's when it actually makes sense and how to do it right. (2026-02-20)
- [Microservices Anti-Patterns I've Personally Inflicted](https://minhajsadik.com/writing/microservices-antipatterns): Confessions of a distributed systems engineer who learned every lesson the hard way. (2026-02-05)
- [Self-Hosting Postgres at Scale: A Realistic Guide](https://minhajsadik.com/writing/self-hosting-postgres-at-scale): Everything I know about running Postgres in production without managed services. (2026-01-15)

## Work / Projects

- [CodenUI](https://minhajsadik.com/work/codenui): A comprehensive UI component library for modern web applications Outcome: 2,000+ GitHub stars, used by 500+ developers. Stack: TypeScript, React, Design System (2025)
- [Distributed S3-Compatible Storage](https://minhajsadik.com/work/distributed-storage): Built a distributed object storage system compatible with S3 API Outcome: 75% cost reduction vs AWS S3, handles 50K+ daily operations. Stack: Go, Distributed Systems, S3 (2025)
- [Email Delivery System](https://minhajsadik.com/work/emailer): High-throughput email delivery platform with real-time analytics Outcome: 99.9% delivery rate, 2M+ emails/month. Stack: Go, Redis, PostgreSQL (2024)
- [Rental Platform](https://minhajsadik.com/work/rental-platform): Full-stack rental marketplace with real-time availability and payments Outcome: 10K+ active users, $50K+ monthly transactions. Stack: TypeScript, Next.js, PostgreSQL (2024)
- [Cloud-to-Self-Hosted Migration](https://minhajsadik.com/work/cloud-migration): Migrated enterprise clients from AWS to self-hosted infrastructure Outcome: $12K/mo → $3K/mo, zero downtime migration. Stack: Kubernetes, Docker, Terraform (2024)
- [Social Automation Platform](https://minhajsadik.com/work/social-automation): Intelligent social media management with AI-powered scheduling Outcome: 5K+ managed accounts, 30% engagement increase. Stack: Node.js, AI/ML, Redis (2023)

## Services

- [Production Health Audit](https://minhajsadik.com/services): 7-day deep-dive into your backend architecture, CI/CD, Docker, Kubernetes, cloud cost, monitoring, security, and deployment — with a fix roadmap and 3 critical fixes included. ($1,499, 1 week)
- [CI/CD + Deployment Setup](https://minhajsadik.com/services): Production-grade deployment pipeline from scratch — GitHub Actions, Docker build, staging + production, rollback, health checks, monitoring, and security scanning. ($2,999, 2 weeks)
- [Monthly DevOps Retainer](https://minhajsadik.com/services): Embedded DevOps support — deployment, monitoring, incident response, cloud cost review, CI/CD improvements, security updates, and a monthly reliability report. ($2,499/mo, Month-to-month)
- [AI Automation + Backend Integration](https://minhajsadik.com/services): Practical AI automation with measurable ROI — lead capture, CRM, WhatsApp bots, invoice/payment flows, internal AI assistants, and business workflow automation. ($2,499+, 2–4 weeks)
- [Fractional CTO](https://minhajsadik.com/services): Embedded technical leadership — architecture decisions, hiring support, code reviews, vendor selection, and engineering strategy for early-stage startups. ($5,999/mo, 3-month minimum)

## Skillo Courses

- [Courses bridge](https://minhajsadik.com/courses): Why Minhaj started Skillo Academy, who the current batch is for, and how to choose AI Agent Builder vs Full Stack Web Development with AI.
- [Skillo campaign](https://skillo.minhajsadik.com/career-launch-batch-2026): Skillo Career Launch Batch
- [Free orientation](https://skillo.minhajsadik.com/free-career-orientation): Free live career class + counselling.
- [AI roadmap](https://skillo.minhajsadik.com/roadmaps/ai-agent-builder-90-day-roadmap): HTML AI Agent Builder roadmap.
- [Full Stack roadmap](https://skillo.minhajsadik.com/roadmaps/full-stack-developer-12-week-roadmap): HTML Full Stack Developer roadmap.

## Speaking

- [Distributed Systems for South Asian Startups](https://minhajsadik.com/speaking): DevConf Dhaka 2026, Dhaka, Bangladesh (2026-03-15)
- [Self-Hosting at Scale — Why and How](https://minhajsadik.com/speaking): CloudNative Days Sylhet, Sylhet, Bangladesh (2025-11-20)
- [Microservices Anti-Patterns Workshop](https://minhajsadik.com/speaking): GoConf Asia, Virtual (2025-09-10)
- [Agentic AI Fundamentals for Engineers](https://minhajsadik.com/speaking): AI Summit Bangladesh, Dhaka, Bangladesh (2025-06-25)

## Reference

- [Newsletter](https://minhajsadik.com/newsletter): Monthly notes on distributed systems and DevOps
- [Bookshelf](https://minhajsadik.com/bookshelf): Books that shaped how I think about engineering
- [Full content](https://minhajsadik.com/llms-full.txt): Concatenated full text for single-fetch LLM retrieval