Mahmud Ridwan
Software Engineer CEO at Toph
Dhaka, Dhaka Division, Bangladesh
Summary
🤩
Rockstar🎓
Top SchoolMahmud Ridwan is a software engineer and founder with 12 years of experience building reliable web systems and developer tools from Dhaka. He founded Furqan Software to deliver maintainable, well-architected software and created Toph, Bangladesh’s leading competitive programming platform that hosts the country’s top contests. Technically hands-on, he contributes to notable Go projects—implementing HTTP middleware improvements and distributed Redis-based locks—demonstrating deep backend expertise in net/http, performance benchmarking, and concurrency. He has worked with global teams via Toptal for companies like Deliveroo and Cruise, blending startup pragmatism with enterprise-grade engineering. Comfortable moving between architecture and code, he combines product-minded leadership as CEO with active open-source craftsmanship.
13 years of coding experience
21 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at North South University
Bengali, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (12)
testing10
distributed-systems10
go10
redis10
concurrency10
api-design9
benchmarking9
middleware8
http8
documentation8
golang7
handlers6
Programming languages (16)
Github contributions (5)
go-redsync/redsync
Feb 2016 - Dec 2022
Distributed mutual exclusion lock using Redis for Go
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 releases, 10 reviews, 82 commits in 6 years 11 months
Contributions summary:Mahmud primarily contributed to the core functionality of the Redsync library, focusing on the implementation and refinement of the distributed mutual exclusion lock. Their work included adding a simplified Redsync API and fixing option functions. They also implemented tests and documentation. Furthermore, the user introduced Go module support and made various comment tweaks to enhance code readability.
gomutual-exclusionredis
gorilla/handlers
May 2014 - Jun 2014
Package gorilla/handlers is a collection of useful middleware for Go HTTP services & web applications 🛃
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 commits in 19 days
Contributions summary:Mahmud implemented and tested a compression handler for HTTP responses, demonstrating familiarity with Go's `net/http` package and related concepts. They added a benchmark function for writeLog to evaluate its performance. Additionally, they refactored logging functionality, optimizing string handling and code clarity, while also addressing issues related to logging.
go-httpmiddlewaregogorillahandler
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.