🚀 I'm a Fullstack Engineer with 4 years of experience delivering production-ready SaaS platforms and real-time systems. I specialize in React, Django, Go, Node.js, and cloud deployment. I care deeply about performance, reliability, and creating smooth developer experiences.

💼 Available for work – I’m currently looking for new opportunities and can start immediately.
🧠 Actively learning AI/ML and building side projects that combine AI with real-world applications.

📍 Malang, Indonesia
🌐 billymosis.com • LinkedIn • GitHub
📧 edo.billy@gmail.com

🔧 Movel AI (Singapore)
Fullstack Engineer — Jul 2023 – Present (Remote)

• Built robotic navigation platforms using Django, Node.js, PostgreSQL, and MongoDB.
• Reduced memory usage 4× by rewriting Python robot adapter in Go.
• Implemented 3D robot control with Three.js + WebSocket-based coordination.
• Led technical planning and authored design documents.

🧾 Majoo Teknologi Indonesia
Frontend Engineer — Jan 2022 – Jul 2023 (Remote)

• Delivered major CMS features: analytics, subscriptions, and auth flows.
• Created reusable React component system with Storybook + Nx.

💧 Virama Karya
Water Engineer (Analytics) — Mar 2019 – Sep 2021

• Automated map editing, batch printing, and data cleaning using Python, C#, and QGIS.
• Merged multi-year datasets and handled spatial databases with SQL.

Built an AI-powered system to answer multiple-choice questions from PDFs using Retrieval-Augmented Generation (RAG).

• Used LangChain, Google Gemini, and ChromaDB to embed and query PDF chunks.
• Scored 81.25% accuracy on real course material with automated evaluation.

Flow-based chatbot engine built with Go, supporting AI-powered responses via Gemini API.

• Manages chat sessions and logic routing with graph-defined JSON flows.
• Integrates JWT auth, SQL persistence, and WhatsApp Cloud API.

• LLM workflows with LangChain
• Vector databases and RAG systems
• Embedding models and semantic search
• AI automation for real-world tools (e.g. chat, document Q&A)

Full-featured Jira clone with role-based auth, analytics, and real-time UI. Built with Django, React, Tailwind, and deployed on AWS.

Rust-based voucher management system with Axum, SQLite, HTMX. Optimized for small VPS (≤1GB RAM).

Frontend: React, TypeScript, TailwindCSS, Flutter
Backend: Django, Node.js, Go, Rust, NestJS, C#
Cloud & DevOps: Docker, AWS (EC2, S3, CloudFront), GitHub Actions, Nginx, Caddy
Protocols: REST, WebSocket, MQTT, RabbitMQ, GraphQL
Tools: Git, Linux, Neovim
Languages: 🇮🇩 Indonesian (native), 🇬🇧 English (proficient), 🇯🇵 Japanese (N4)

🔍 Actively seeking full-time or freelance roles
If you’re hiring or need help on an AI or web project — let’s talk. I’m ready to contribute right away.

📫 Email me at edo.billy@gmail.com