ABC Chess
In production, 9 months
India's chess platform from kids to masters: coach dashboards, curriculum, classroom tools, and RBAC. Still maintaining it.
- TypeScript
- Next.js
- React
- DynamoDB
- Socket.IO
SreeCharan Desu
Building YuzuForward Deployed Engineer at Manuscripts
Building Yuzu, a native macOS menu-bar app. 11 merged PRs after maintainer review across Mozilla, Apache, Cal.com, and Oppia.
Currently Forward Deployed Engineer at Manuscripts. Open to remote forward deployed, full-stack and platform roles. Based in India (IST).
Open source
- mozilla/fxaMake session token expiry configurable from auth-server config
- mozilla/fxaPrevent CJK button labels breaking one character per line
- mozilla/fxaAdd histogram to disabled StatsD mock
- mozilla/fxaUse localized string for secondary email none status
- apache/airflowDistinguish empty plugin folder from plugin load failures in logs
- calcom/cal.diyUse instance URL in push test notification
- brave/brave-search-mcp-serverStop telling agents image search has an offset
- oppia/oppiaRemove @ts-nocheck from Group 12 spec files
Hackathons
From maintainers
11 merged PRs
Jarek Potiuk
Committer and PMC member, Apache Airflow
LinkedIn
Jarek Potiuk
Nice one. It's really dream come true to see people - with AI - finally contributing a lot to the Development Experience of Apache Airflow.
Experience
Oct 2026 – Present
Oct 2026 – Present
Guntur
Guntur · On-site
Jan 2026 – Sep 2026
Jan 2026 – Sep 2026
Remote (India)
Remote (India)
Mar 2025 – Apr 2025
Mar 2025 – Apr 2025
Remote (India)
Remote (India)
Featured work
All work
DocgenAI
Cached API calls
Frontend for an AI docs product - tighter UI, clearer flows, and API caching so the client stops repeating calls.
- TypeScript
- React
- Next.js
- Redis
SynapStore
Row-level stock writes
Pharmacy inventory backend with row-level concurrency on stock writes and role-based admin search.
- React
- PostgreSQL
- Docker
- Systems Design
Promptimizer
k6 · 19,727 req/s · p95 4.73 ms
OpenAI-compatible LLM router. Classifies each request, picks the cheapest adequate model, caches prompts, and checks quality. Local k6: /v1/classify 19,727 req/s at p95 4.73 ms (50 VUs), router overhead only.
- Next.js 15
- FastAPI
- Upstash Redis
- Postgres
Yuzu
Ring in a median 8.8 ms
Native macOS menu-bar app to convert, edit, and act on files at the pointer. About 270 conversion pairs, 26 tools. The ring appears in a median 8.8 ms on an M1 Air.
- Swift
UIDAI Systems
3 GitHub stars
Monthly ETL on GitHub Actions, private R2 storage, FastAPI with presigned URLs, and Power BI.
- FastAPI
- GitHub Actions
- Cloudflare R2
- Power BI
Education
B.Tech CSE, IIIT AP (RGUKT) · 9.3 CGPA · Minor in Quantum Computing
2023 – 2027
Certified in Deep Learning (IISc Bangalore), Object Oriented System Development (IIT Kharagpur), and Cloud Computing (top 1%, IIT Kharagpur).
Writing
All postsOne write, two deliveries
The notification service behind SynapStore, built during a hackathon. Redis Streams for history, pub/sub for speed, web push for closed tabs, and what I would change reading it a year later.
4 min read
The bugs behind a cheap model router
Promptimizer routes each LLM request to the cheapest model that can handle it. The hard part was not the routing. It was streaming, stale state and models that quietly ran out of tokens.
5 min read
The ring under the pointer
How Yuzu notices a key tap in the middle of someone else's file drag without asking for Accessibility permission, and what it took to ship one build for Intel and Apple Silicon.
4 min read