Shubham Kira Light Yagami

I build fast, scalable systems. Low-level infrastructure, performance optimization, and production-ready tools.

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Experience

What I've been working on

MegaLLM

Current
September 2025 — Present

Backend Engineer & DevOps Engineer

  • → Developed backend services in Go powering the native macOS application
  • → Built native macOS application using Swift for AI chat interactions
  • → Wrote the model inference and fine-tuning pipeline using vLLM, PyTorch, and Modal.com GPU infrastructure
megallm.io

UltraBalancer

Current
September 2025 — Present

Founder & Lead Engineer

  • → Built production-grade HTTP/2 load balancer in Rust achieving 500k+ RPS with lock-free data structures and zero-copy I/O
  • → Implemented HTTP/1.1, HTTP/2 multiplexing, WebSocket proxying, and TLS termination
  • → Designed feature-complete system with caching, compression (gzip), rate limiting, sticky sessions, and circuit breakers
ultrabalancer.com
View all experience

Stack I use

Technologies I work with to build things that solve problems

Go Go
Python Python
C C
C++ C++
TypeScript TypeScript
Swift Swift
Zig Zig
Rust Rust
Next.js Next.js
Astro Astro
Docker Docker
Kubernetes Kubernetes
AWS AWS
Jenkins Jenkins
PostgreSQL PostgreSQL
MySQL MySQL
Redis Redis
Grafana Grafana
Prometheus Prometheus
Debian Debian
Ubuntu Ubuntu
Go Go
Python Python
C C
C++ C++
TypeScript TypeScript
Swift Swift
Zig Zig
Rust Rust
Next.js Next.js
Astro Astro
Docker Docker
Kubernetes Kubernetes
AWS AWS
Jenkins Jenkins
PostgreSQL PostgreSQL
MySQL MySQL
Redis Redis
Grafana Grafana
Prometheus Prometheus
Debian Debian
Ubuntu Ubuntu

Let's work together

Have a project in mind? Schedule a call to discuss.