Senior Backend Engineer · Technical Lead — Bekasi, Indonesia
Backend-focused Technical Lead with 6+ years building enterprise and government-scale platforms. I design and lead backend systems in Go, Node.js, and Java Spring Boot, and ship production LLM/RAG features: bulk document extraction pipelines, video-to-text processing, and vector search.
Currently Technical Lead at AIGS (Aigen Global Teknologi), leading teams of 5–10 engineers across concurrent enterprise and public-sector engagements.
Open to backend division lead, technical lead, and senior engineering roles.
- Backend architecture — service design, data modeling, API design, multi-tenant SaaS
- Legacy modernization — rebuilding enterprise systems while preserving existing databases and schemas
- Production AI — RAG over vector databases, LLM document extraction, prompt engineering
- Delivery and operations — Kubernetes, HashiCorp Nomad, Jenkins, Ubuntu servers
Languages — Go, JavaScript, TypeScript, Java, Python, PHP, SQL
Backend — Node.js (Express), Go, Java Spring Boot, REST API design, microservices, multi-tenant SaaS
Databases — PostgreSQL, MySQL, MongoDB, SQLite, vector databases
Cloud and infrastructure — Oracle Cloud, AWS, Kubernetes, HashiCorp Nomad, Docker, Jenkins CI/CD, Ubuntu Server
AI and LLM — RAG (Retrieval-Augmented Generation), vector search, prompt engineering, Gemini, GPT, Claude, DeepSeek
Frontend — React, Next.js, React Native, Redux, Tailwind CSS, SASS/SCSS
Platforms delivered as technical lead or backend lead:
| Platform | Role | Stack |
|---|---|---|
| Internal Developer Portal — Telkomsel | Lead Backend Developer | Go |
| Management Information System — SMBC | Technical Lead, Lead Backend | Java Spring Boot |
| JDIH POLRI | Lead Backend Developer | Node.js, Gemini, RAG |
| HalalMax — BPJPH | Technical Lead | Go, Gemini video-to-text |
| School Payment SaaS | Lead Backend Developer | Go, multi-tenant |
| Auto2000 Digiroom — Astra Group | Co-Lead Frontend Developer | React, Next.js |
| Simobi+ and Simas Jiwa — Sinarmas | Co-Lead / Frontend Developer | Next.js |
| PBLN and Pusdalops — Mabes TNI | Lead Frontend Developer | React, Leaflet.js |
- aigen-go-payment — payment module acting as a proxy across multiple payment gateways. Go.
- gs-timesheet-backend-production — backend for the internal timesheet, attendance and reimbursement system. Node.js, Express, Sequelize.
- gs-timesheet — frontend for the same system, built and shipped solo as developer and product owner. React.
- express-proxy-url — URL proxy service with cold-start and runtime optimization notes. Express, Bun, Docker.
- cloudflare-worker-proxy — lightweight proxy on Cloudflare Workers. TypeScript.
Software Engineer (HackerRank) · Frontend Developer, React (HackerRank) · Full-Stack Developer (DumbWays Indonesia)
- LinkedIn — asep-khairul-anam
- Email — asep.khair@gmail.com