Below are the tech stacks & CS foundations I’m most comfortable with (plus a few I’m actively levelling up). Each card sums up my current depth, recent projects, and what’s next on my roadmap.
Backend – Node.js
Capable of writing clean, efficient, and production-ready backend code.
Built REST & JWT‑secured APIs with Express.
Async handling with Promises, async/await, and error middleware.
Wrote test suites in Jest & Supertest.
Currently deep‑diving into micro‑services & event‑driven patterns.
Database – MongoDB
Schema design with Mongoose ODM.
Aggregation pipelines for analytics dashboards.
Index tuning & replica‑set basics.
Exploring advanced ACID‑transactions in Atlas.
Frontend – JavaScript
Vanilla JS + DOM manip for dynamic UIs.
SCSS modules & responsive layouts.
Currently exploring React hooks, context & Vite workflow.
Focus on accessible, mobile‑first design.
CS Foundations
Data Structures & Algorithms (arrays, linked lists, two‑pointer, BFS/DFS).