Geoffrey Wang
Senior Full-Stack Developer
Professional Summary
Experienced full-stack developer with 5+ years of expertise in modern web technologies and cloud-native application development. Proficient in Python and JavaScript for building high-performance, scalable enterprise applications. Strong team collaboration and technical leadership skills, passionate about learning new technologies and driving team technical advancement.
Core Competencies
Technical Skills
Programming Languages
Python (LLM fine-tuning, PyTorch, Hugging Face), C++/CUDA (high-performance computing), JavaScript/TypeScript (AI tooling & web integration)
AI Frameworks & Libraries
PyTorch, Hugging Face Transformers / PEFT / LoRA, LangChain, LlamaIndex, CrewAI, Model Context Protocol (MCP), FAISS / ChromaDB / Weaviate
Databases & Vector Stores
PostgreSQL, MongoDB, Redis, FAISS, ChromaDB, Milvus
Cloud & Deployment
AWS (EC2, S3, Bedrock), Docker, Kubernetes, Ray, TGI / vLLM, Nginx, Gunicorn
RAG & LLM Ops
Retrieval-Augmented Generation (RAG) pipelines, multi-agent orchestration, knowledge graph integration, prompt engineering, LLM fine-tuning (LoRA, QLoRA), continuous evaluation & monitoring
Developer Tools
Git/GitHub, VS Code, PyCharm, Linux, Conda, Poetry, CI/CD (GitHub Actions), experiment tracking (Weights & Biases, MLflow)
Core Strengths
- Strong analytical and problem-solving ability, able to decompose complex AI/ML challenges into implementable steps.
- Effective cross-disciplinary collaboration, experienced in working with researchers, engineers, and product teams.
- Rapid self-learning of emerging technologies (MCP, RAG, multi-agent systems, LLM fine-tuning) and applying them to real projects.
- Clear and concise technical communication, including research writing, documentation, and presenting results.
- Project ownership mindset: proactive in planning, executing, and delivering milestones under tight deadlines.