Sreecharan Desu

Software Engineer · Backend Systems · AI Products · SaaS

Ongole, India · Open to onsite, hybrid & remote

+91 6300625861 sreecharan309@gmail.com linkedin.com/in/sreecharan-desu github.com/sreecharan-desu sreecharandesu.in

Summary

Software Engineer building products, contributing to open source, and learning across backend systems, AI, and SaaS. Own features end-to-end: requirements, API design, authentication, database modeling, frontend integration, deployment, and iteration with real users. Fit for startup/product engineering roles that need speed, ownership, and reliability.

Technical Skills

Languages: TypeScript, JavaScript, Python, Go, Java, SQL
Backend & APIs: Node.js, Express, FastAPI, REST API design, WebSockets, JWT auth, RBAC, Prisma ORM, rate limiting, caching strategies, system design
Frontend: React, Next.js (App Router, SSR), Tailwind CSS, responsive & accessible UI
Databases & Infrastructure: PostgreSQL (Neon), MongoDB, Redis, Docker, AWS, Cloudflare, NGINX, Linux, Git, GitHub Actions CI/CD, Vercel
AI & Product: AI API integration, OCR pipelines, deep learning fundamentals, SaaS billing & subscriptions (Razorpay), webhooks, developer tooling

Experience

Open Source Contributor | Mozilla FxA, Cal.DIY, OpenSRE

February 2026 - Present

  • Landed merged contributions in Mozilla Firefox Accounts (FxA), touching production authentication and metrics systems after maintainer code review.
  • Shipped merged fixes to Cal.DIY scheduling infrastructure and OpenSRE AI SRE tooling — real upstream projects, not portfolio-only forks (merged PRs: fxa#19929, fxa#20799, cal.diy#29673, opensre#3240).

Software Engineer | ABC Chess

March 2026 - June 2026

Contract · Chess education SaaS

  • Shipped production features across backend APIs, authentication, and full-stack workflows serving coaches, parents, and students.
  • Partnered with founders to take product requirements from scope to release, owning the full build-and-iterate loop.
  • Streamlined curriculum and app-integration paths, cutting frontend-to-backend latency and simplifying production API contracts.

Software Engineer Intern | DocGen

March 2025 - April 2025

AI documentation startup

  • Owned frontend-to-API integration for an AI documentation product and reduced critical-path request latency by 40%.
  • Implemented JWT authentication and secure API handling for production feature work.
  • Shipped user-facing features in a founder-led environment where speed and product feedback mattered daily.

Selected Projects

GetPGN | Next.js, PostgreSQL, Redis, AI APIs

getpgn.in

  • Built paid AI SaaS converting handwritten chess scoresheets into validated PGN files, reducing digitization from minutes to seconds.
  • Designed auth, Razorpay Free/Pro subscriptions, cloud storage, board replays, and Redis-backed APIs on PostgreSQL.

SynapStore | TypeScript, React, PostgreSQL, Docker

synapstore.me

  • Architected pharmacy inventory backend handling 10k+ concurrent transactions without race conditions.
  • Cut search latency by 45% with role-based schemas and containerized deployments for reproducible environments.

SABER | TypeScript, Node.js, PostgreSQL

saber.sreecharandesu.in

  • Built swipe-based job marketplace with matching APIs, real-time job discovery, and candidate/job interaction models.

UniZ | Next.js, Prisma, PostgreSQL, Redis

uniz.rguktong.in

  • Built adopted campus infrastructure for 1,500+ student records, JWT RBAC, and indexed PostgreSQL schemas.
  • Reduced admin effort by 40% and improved query speed by 25%.

Achievements

  • Winner — Zenith Hackathon (MLRIT), ranked #1 of 38 teams (National Level)
  • 3rd Place — VR Siddhartha National Hackathon · Smart India Hackathon Finalist
  • Cleared Round 1 — Flipkart GRID 7.0 Coding Challenge (2025)
  • Merged open-source contributions to Mozilla FxA, Cal.DIY, and OpenSRE
  • Top 1% in state entrance examination — Rank 967 of 73,500+ candidates

Certifications

  • Foundations of Deep Learning: Concepts and Applications — NPTEL, IISc Bangalore (May 2026)
  • Object Oriented System Development Using UML, Java and Patterns — NPTEL, IIT Kharagpur (May 2026)
  • Cloud Computing — NPTEL, IIT Kharagpur (November 2025) · Top 1% badge

Education

B.Tech, Computer Science and Engineering | IIIT AP | CGPA 9.3/10

2023 - 2027

Coursework: Distributed Systems, Databases, Data Structures and Algorithms, Operating Systems, Computer Networks

Pre-University Course (MPC) | IIIT AP | CGPA 9.74/10

2021 - 2023

Interests

Backend Systems · Distributed Systems · Open Source · AI Engineering · Tech content creation (YouTube) · Chess · Reading · Music · Dancing