Jarek Piórkowski
Server Team Lead at Game Hive
Old Toronto, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolJarek Piórkowski is a Server Team Lead with 14 years of experience building reliable Python back ends for web and mobile services, currently leading server engineering at Game Hive. He specializes in Flask-based architectures, PostgreSQL, Redis, Celery, and AWS, and has a track record of improving observability and incident processes from his time at moovel and other employers. An active contributor to the Electricity Maps open-source project, he has hands-on expertise in data acquisition and parsers that feed real-time carbon-intensity visualizations. Passionate about sustainability and energy efficiency, he brings domain interest in renewables and smart metering to his engineering work. Jarek is committed to mentoring and growing junior developers, advocating for diversity, quality-driven processes, and open-source engagement while preferring a distributed work model with occasional Toronto office presence.
14 years of coding experience
9 years of employment as a software developer
Bachelor of Applied Science, Mechatronics Engineering, Bachelor of Applied Science, Mechatronics Engineering at University of Waterloo
Stackoverflow
648reputation
46kreached
23answers
0questions
Github Skills (20)
data-visualizations10
apim10
electricity10
python10
data-visualisation10
data-parsing10
data-visualization10
open-source9
api9
apidoc8
data-engineering8
html6
flask6
flask-restful6
rest6
Programming languages (14)
Github contributions (5)
electricitymaps/electricitymaps-contrib
May 2017 - Feb 2022
The open source repository for Electricity Maps data parsers that powers the world's most comprehensive electricity data platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:97 reviews, 52 commits, 94 PRs in 4 years 10 months
Contributions summary:Jarek primarily contributed to the backend functionality of the Electricity Maps project. Their commits focused on adding and improving data parsers for various geographical regions, including Canadian provinces, Nicaragua, Singapore, and others. The code changes involved fetching data from external APIs, processing it, and integrating it into the Electricity Maps data pipeline. These contributions demonstrate expertise in data acquisition, data parsing, and API interactions.
data-platformparsersustainabilitydata-visualizationclimate-change
jarek/toronto-carto
Apr 2019 - Jun 2025
Contributions:1 push, 1 issue in 6 years 3 months
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.