Backend engineer at marketfeed. Making sure trades don't break at 9:15 AM.
I build systems that handle high-volume financial trading and occasionally ship open-source tools for developers who like to learn by doing.
- algoreps - Spaced repetition platform for mastering DSA. Stop grinding, start retaining.
- code-revision-tracker - Browser extension that tracks coding practice with spaced repetition across LeetCode, CodeChef & more.
- ML-Notebook - 50+ Jupyter notebooks covering NumPy to Neural Networks, all from scratch.
- Algo-Dump - 130+ algorithm implementations in C++
- Subsets-Subarrays-Subsequences - Recursion & backtracking patterns in C++
- I Built a Tool to Never Forget What I Learn
- The CAP Theorem in Practice — Firestore, Cassandra, and Redis Cluster
More at mrinal.dev/blog
Go Python TypeScript C++ FastAPI Docker




