whoami

Vishnu Roshan

Chennai, India 600097
vishnuroshan4@gmail.com

Professional Summary

I'm a Senior Software Engineer with over 8 years of experience building high-performance web applications and scalable backend systems. I'm most at home crafting fast, clean user interfaces and backend architectures that can keep up with real-world demands. I care a lot about writing code that's easy to read, easy to maintain, and reliable when things get busy. I'm not trying to reinvent the wheel—I just want to build solid, dependable solutions that solve real problems. I ask a lot of questions, stay curious, and always try to make the next version better than the last.

Projects

Lovedoku

A feature-rich, ad-free Sudoku app
  • Built for my wife to pass time without ads, with a custom puzzle-generation algorithm I'm actively improving.

Steam Lib

Browse and manage Steam game libraries
  • Built with Next.js using Steam's API and IGDB API with rigorous caching strategies to optimize API usage.

tui-tac-toe

A terminal-based Tic Tac Toe game built with Ink. Play directly in your terminal.
  • Built using React-style Ink for beautiful CLI UIs.
  • Fun, interactive, and easy to install: npx tuitactoe

Work History

Sedin Technologies - Railsfactory Division

Chennai, India — Oct 2020 to Present
  • Led agile teams to deliver scalable web apps across varied domains.
  • Built clean, modular code-bases aligned with business needs.
  • Made long-term architectural decisions with scalability in mind.
  • Worked with designers, PMs, and QA to deliver polished solutions.

Teknuance Info Solutions

Chennai, India — Jul 2019 to Jun 2020
  • Built scalable RESTful APIs with Node.js, PostgreSQL, and MongoDB.
  • Developed PWAs like AMS360 and D-Sci.
  • Owned and maintained Olimium, a real-time chat app using WebSockets.
  • Applied design patterns and the Twelve-Factor App methodology.

Bionworks Technologies (Now part of IQVIA)

Chennai, India — May 2018 to Jun 2019
  • Built and maintained Healthcommand, a secure health record app.
  • Contributed to core modules in Healthplug MD and PX.
  • Focused on clean architecture and performance.

Aosta Software Solutions

Coimbatore, India — Dec 2017 to May 2018
  • Built an Android app for inpatient workflows during internship.

Skills

Education

PSG College of Technology

Master of Computer Applications · Aug 2015 – May 2018

Guru Nanak College of Arts & Science

B.Sc, Computer Science & Programming · Jul 2012 – May 2015