Arc53
Software Engineer
- Built out DocsGPT's agent layer with ReAct agents, LLM providers, and authenticated remote tools.
- Built the visual workflow editor and Python engine, with shared state, live progress, and conditional routing.
Hi, I'm Siddhant.
I build backend systems, interfaces, and AI products, mostly with Python, Go, and TypeScript.
I spent two years at Arc53 working on DocsGPT. Now I'm contributing to open source and looking for my next team.
Where I've worked
2024 to 2026
PropReturns
Full Stack Engineer Intern
- Built and deployed a reusable UI component library with Bit.dev and AWS EC2.
- Improved frontend loading with code splitting and image compression; added visual regression checks to CI.
PinchApp
Full Stack Intern
- Built REST APIs and turned product wireframes into working interfaces.
- Improved database queries and added indexes for core user flows.
A few contributions
- OLakeAdded crash recovery for S3 Parquet writes and checkpoints.
- CoralAdded OAuth client-credentials authentication and token renewal.
- OpenFGAFixed a concurrency bug and added a regression test.
- DocsGPTAdded model selection across LLM providers.
- mcp-useAdded custom endpoint support to the inspector.
Let's talk.
I'm looking for my next software engineering role. Get in touch.
siddhant.rai.5686@gmail.com