Eranga Mapa
Lead Engineer at Bit Game Labs
Hong Kong Island, Hong Kong, Japan
Summary
👤
Senior🎓
Top SchoolEranga Mapa is a hands-on Lead Engineer with 13 years of experience building high-throughput trading platforms and consumer-facing products across startups and enterprises. He currently leads an engineering team in Hong Kong that operates an online trading tech stack handling over $100M annual volume, while remaining deeply involved in architecture, developer experience and day-to-day implementation. His background spans full-stack work from PHP open-source contributions (notably fixes in the widely used phpBB project) to modern stacks like React/Next.js, TypeScript and Go on Google Cloud. Eranga has a track record of founding and scaling engineering organizations—having served as CTO at a travel-tech startup—and driving operational improvements such as release processes, ETL/BI systems and performance troubleshooting. He combines a pragmatic focus on delivery with a macro-level problem-solving approach that prioritizes tooling and processes to maximize team productivity.
13 years of coding experience
9 years of employment as a software developer
Bsc Engineering, Computer Science and Engineering, Bsc Engineering, Computer Science and Engineering at University of Moratuwa
English, Sinhalese
Stackoverflow
31reputation
9kreached
2answers
2questions
Github Skills (13)
debugging10
debug10
php10
back-end-development10
forum9
bitboard9
whiteboard9
git6
heroku6
algorithm6
github6
python6
java6
Programming languages (3)
Github contributions (5)
phpbb/phpbb
Feb 2013 - May 2013
phpBB Development: phpBB is a popular open-source bulletin board written in PHP. This repository also contains the history of version 2.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 commits in 3 months
Contributions summary:Eranga primarily contributed to the phpBB project by addressing backend-related issues and implementing specific bug fixes. Their work involved modifying core PHP files, particularly within the `includes/` directory, to correct errors related to group membership management and error handling. The user also improved the application by updating error messages and ensuring correct variable usage. Furthermore, the user demonstrated an understanding of the project's core functionality by modifying the Atom feed implementation.
bulletin-boardbulletinforumphpphpbb
erangamapa/monorepo-poc
Jan 2023 - Jan 2023
poc for migration
Contributions:4 PRs, 23 pushes, 4 branches in 7 days
golangmigrationpoc
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