Asrafil

Full-stack & AI engineer

Open to work: remote, full-time or freelance

Full-stack and AI engineer shipping production AI and enterprise software for teams working through difficult technical delivery.

I work across RAG, MCP, agent workflows, and enterprise software. At ADW, I help build enterprise procurement systems for complex enterprise contract workflows. Through Pixelcraft, I deliver focused tools and client systems for teams in Indonesia and abroad.

[email protected] Selected work CV

Selected work

Experience

  1. ADW Fullstack Engineer 2024 - Now

    Aug 2024 - Present / Remote, Jakarta

    • Established the Next.js and Node.js baseline for an enterprise procurement system adopted by 10+ engineers.
    • Turned around a complex enterprise project and reached production within 2 months by restructuring team workflows and technical delivery.
    • Built internal MCP integrations that reduce repetitive engineering work across the team.

    Next.js / Node.js / MCP / Enterprise

  2. PT Nuansa Cerah Informasi Fullstack Engineer 2024

    Jan 2024 - Aug 2024 / Hybrid, Bandung

    • Delivered 4 concurrent projects with Laravel, ASP.NET, and Next.js while meeting every delivery milestone.
    • Refactored legacy codebases and introduced standard Git workflows, Docker, and CI/CD pipelines.
    • Reduced code review cycles, onboarding time, and deployment time for the engineering team.

    Laravel / ASP.NET / Next.js / Docker

  3. Pixelcraft Freelance Developer 2019 - Now

    2019 - Present / Remote, International

    • Reached Upwork Top Rated status with $6,000+ USD in completed contracts over 12 months.
    • Led an end-to-end mining data system for a publicly listed Indonesian company.
    • Delivered a crypto payment gateway, a National Police IoT integration, and 20+ client projects.

    React / Node.js / PostgreSQL / IoT / Web3

Writing

All posts
  1. Building RAG Pipelines That Actually Work in Production
  2. MCP Integrations: Connecting AI Agents to Real-World Tools
  3. Real-Time IoT at Scale: WebSockets, MQTT, and Lessons Learned

Testimonials

“Asrafil is an invaluable member to any team because of his technical expertise and desire to keep learning and developing. All of our projects have benefited greatly from his proactive exploration of new technology and methodologies.”
Indra Zulfi Mushoddaq AI Engineering Lead, Alphax (Japan), and mentor LinkedIn recommendation
“Rafil is extremely responsive, and has answered all the questions I had regarding website code and edits, and he has helped me understand how websites work very fast. He has helped me on numerous projects, and I wouldn’t hesitate to re-hire again soon.”
Linus Antlov Top Rated freelancer and growth marketer Upwork review, 5.0

Skills

AI systems
RAG, MCP, Agents, Embeddings, Vector search, LangChain
Languages & frameworks
TypeScript, Python, SQL, Next.js, Node.js, FastAPI
Data & infrastructure
PostgreSQL, Redis, Prisma, Docker

Contact

Have a difficult system to ship or a stalled product to turn around?

I’m open to remote full-time roles and freelance projects.

GitHub LinkedIn CV