Establishing connection to Codeforces...

hi, harsh here

computer engineer | competitive programmer

about

I build high-performance C++ systems and spend a lot of time on competitive programming and algorithmic thinking.

profiles

Codeforces (Expert)

HarshBoghani • Max Rating: 1685

LeetCode (Top 1.5%)

hr_boghani • Max Rating: 2150

cool places i worked at

VideoSDK
Backend Developer
Jan 2026 – Apr 2026
Code Daily
Mentor
Jan 2025 – Jun 2025

projects

C++ Trie Engine

A high-performance search engine built with C++ Trie data structure, featuring real-time autocomplete recommendations and fast file search capabilities.

KronosDB: High-Performance C++ Key-Value Store

A persistent, high-performance, and concurrent key-value database server built from the ground up in C++ with Boost.Asio and lock striping.

Distributed Rate Limiter in C++

A high-performance, distributed rate limiter microservice built in C++ using gRPC, Redis, and atomic Lua scripts for Token Bucket algorithm.

blogs

ALL ABOUT COMPETITIVE PROGRAMMING

A comprehensive guide to competitive programming levels and topics on Codeforces, covering Pupil, Specialist, and Expert levels with hand-picked resources.

Dec 2, 2024

Exploring Prime Factorization and the Sieve of Eratosthenes in Number Theory

Deep dive into prime factorization algorithms and the Sieve of Eratosthenes, with C++ implementations for prime checking and factorization.

Dec 12, 2024

Compiling submission history...