Divyam Ahuja

Software Engineer at Microsoft, working on the Excel Copilot team. I enjoy building side projects, tinkering with infrastructure, and deep-diving into performance optimization.

Blog

2026

13 May
Networking Part 4: Delivering the Payload (Transport & Application) #Networking #TCP #UDP #HTTP
12 May
Networking Part 3: Crossing the Internet (The Network Layer) #Networking #IP #Routing #Subnets
11 May
Networking Part 2: Sending Electrons over Wires (Physical & Data Link) #Networking #Ethernet #MAC
10 May
Networking Part 1: Why We Need Rules (and the OSI Model) #Networking #OSI Model #Fundamentals

2023

21 Nov
Hello WebAssembly: Getting Started with C/C++ #WebAssembly #C #C++ #Emscripten

Projects

fastbin

A high-performance code sharing webapp with real-time updates

Go HTMX gRPC PostgreSQL Docker Kubernetes

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gsoc-chromium-freequeue

Lock-free ring buffer library built during Google Summer of Code for Chromium's audio processing

C++ WebAudio WebAssembly WebWorkers

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Homelab

Self-hosted high-availability infrastructure on Raspberry Pi 5

Kubernetes WireGuard Rancher MetalLB

divyam.dev

This minimal, high-performance portfolio and blog

Hugo CSS

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