Harsh Singh

Full-Stack Developer & Open Source Contributor

I build performant web apps and contribute to scientific computing — React on the front, Julia & Go under the hood.

H

Experience

Where I've worked

  1. Software Engineer Intern (Google Summer of Code 2026) @ NumFOCUS — SciML

    May 2026 – Present · Remote
    • Developing and improving numerical solvers in Julia for ODE, SDE, DAE, and DDE problems.
    • Working on benchmarking, CI debugging, and performance optimization for scientific ML libraries.
  2. React Developer Intern @ Krtya Technologies Pvt. Ltd.

    Jun 2025 – Sep 2025
    • Developed responsive React.js interfaces, integrated REST APIs, and optimized frontend performance.
  3. Web & Java Developer Intern @ OctaNet Services Pvt. Ltd.

    Jun 2025 – Jul 2025 · Remote
    • Built and maintained web applications using Java, HTML, CSS, and JavaScript with backend and database integration.
  4. Campus Mantri @ GeeksforGeeks

    Apr 2025 – Apr 2026 · Remote
    • Promoted coding culture by organizing workshops, sharing resources, and driving event participation.

Designed & built by Harsh Singh · singhharsh.in