I'm a full stack software engineer with several years working in the TypeScript/JavaScript and Python ecosystems.

Recently, on a team of three engineers, I co-created Pendulum, an open-source Backend as a Service platform that helps developers build reactive applications with automated AWS deployment. Read through the 📕 case study or check out the code!

• Sous - RAG-powered chatbot for meal prep and recipe discovery using vector embeddings
• RequestBucket - Self-hosted webhook collection and inspection tool
• Beginning my journey into the world of and starting by building an HTTP server from scratch!

🍞 Like many, during lockdown I picked up sourdough baking. I've since gotten more into pizza-making as well - check out my work

⛷️ I started later in life but am an avid skier and snowboarder

🗽 I currently live in Brooklyn, NY and love spending time in Prospect Park!

Languages: TypeScript, JavaScript, Python, SQL
Full Stack Tech: Node.js, Express, Flask, FastAPI, React, HTML/CSS
Databases: PostgreSQL, MongoDB, BigQuery, Microsoft SQL Server
Cloud & DevOps: AWS, GCP, Docker, Terraform, Nginx
AI Tooling: RAG, MCP, LangChain, OpenAI, pgvector, semantic search

• Email: seanlacey2164@gmail.com
• LinkedIn: sean--lacey