Spent the last 8 years shipping backend systems — banking apps for 4M+ users, IoT pipelines at 50K events/sec, and lately a full ERP from scratch (yes, AI Driven solo founder). Currently a Senior Backend Dev at BTPN Syariah and building RAGI-INSTANT, a RAG system for Indonesian Banking Regulatory. See full experience →
- Lastly Built enterprise banking systems to serving 4.1M+ users and many professional project here
- Creator of many SaaS products
- Creator of cool open source tools
- I write about the decisions behind the code. you also can see me here
- I create cheatsheet, tips and trick about speed up programming
- co-founded Affan Tech to build what the dev community actually needs.
- contributed to ollama and stdlib-js among others, all contributions
- want build company profile ? curated web templates for businesses
- AI-assisted, not AI-dependent, look my approach as engineer
- battle-tested stack across banking, IoT, mining, SaaS — from greenfield to 4M+ users
- Don't let your interview become just another one of my templates 😆. i've ground through 3962 leetcode questions with full explanations. that said, i lean more toward system design and take-home assignments and every one i've done is public.
More at case studies · product showcase · ats · resume · etc
- 💼 Hiring? Available for remote senior/staff engineering roles. Email
- 🤝 Collaborating? Open to OSS contributions in Go, DevTools, or SaaS architecture.
- 💬 Just chatting? LinkedIn works best.
Based in Bogor, West Java, Indonesia · GMT+7 · 🕐 9 AM–5 PM PST / EST overlap for US team calls