Patrick Hermawan

Lead an AI R&D team delivering $500K+ in enterprise AI projects

- Build and ship a sub-second speech-to-speech avatar: live LLM + RAG, lip-synced video (Gemini Live)
- Own build-vs-buy calls: managed Gemini Live beat a self-hosted LoRA-tuned STT+LLM+RAG+TTS chain
- Manage an 8-person AI team across 2 time zones, owning architecture, delivery, and clients
- Design and own the routing layer serving

Co-founded an e-commerce platform and built its backend from MVP to production

- Built the backend in Java/Spring Boot and Go/Gin with PostgreSQL, Redis, and OpenSearch
- Integrated payment, logistics, and OCR vendors (BCA Bank, Shipper, AWS Textract)
- Shipped a ChatGPT-powered product recommendation system
- Halved infrastructure costs consolidating AWS services (S3, EC2, RDS) with zero downtim

Built production NLP services for Indonesia's leading conversational-AI platform

- Built the ML services every inbound chat message passed through, on a 700M+ conversation platform
- Evaluated and tuned models across python-crfsuite, scikit-learn, TensorFlow, and PyTorch
- Developed the Java IM gateway connecting Telegram and other channels via Kafka and S3
- Ran the RabbitMQ + Apache Avro layer

Turned an ML prototype into a production prediction service

- Built the Flask ML API serving the platform's daily predictions
- Added LightGBM and SHAP explainability to the prediction service
- Scaled inference horizontally with Ray.io - near-flat latency from 1 to 10 concurrent users
- Instrumented with Honeycomb.io; published the platform's Python client on PyPI

Delivered responsive web application for multi-device deployment with comprehensive testing framework

- Frontend Development: Created responsive iPad-optimized interface using JavaScript, Vue.js, and modern CSS
- Backend Architecture: Built robust server-side application using PHP/Symfony framework with RESTful APIs
- Quality Assurance: Implemented comprehensive testing suite using Codeception an

Designed innovative motorized tablet docking station, earning perfect academic score (4.0 GPA)

- Academic Excellence: Achieved perfect grade (1.0 German system / 4.0 GPA) for Bachelor's thesis project
- Mechanical Design: Created detailed 3D models and technical drawings using SolidWorks and ANSYS CAD software
- Electronics Engineering: Designed custom PCB circuits using KiCAD for motor control a

Developed FEP (Facility Emulation Platform) software to emulate warehouse facilities

- Simulation Development: Built warehouse-facility emulation software in C# and Unity 3D, debugged and tested in Visual Studio
- Solution Design: Proposed design solutions and authored technical documentation
- Process: Git version control with Agile / JIRA software development workflow

Teaching assistant to Prof. Achim Kehrein for "Introductory Mathematics" and "Applied Mathematics"

- Grading & Feedback: Examined student assignments, gave feedback, and ran plagiarism checks
- Administration: Recorded and published scores on the Moodle platform

Hands-on metalworking internship

- Machining: Milling machine, metal lathe, drilling, tapping and dies

Multi-disciplinary technical internship across metalwork, electronics, and logistics

- Metalwork: Milling, lathe, drilling, tap and dies, hydraulic and pneumatic pumps
- Electronics: Soldering; worked with LEDs, diodes, and resistors
- Logistics: Pallet handling, packaging, and forklift operation

Interdisciplinary mechatronics degree combining software, electronics, and mechanical engineering.

- Specialized in: Advanced 3D CAD Design, Object-Oriented Programming, Mobile Systems, Automotive Technology
- Academic Excellence: GPA 3.4/4.0 (Grade 1.9 German system) - Above Average Performance
- Capstone Project: Autonomous Field Robot - Led sensor integration, control systems, and software dev