Ryszard Kaleta
Head Of Engineering at Purple Dot - The Pre-Commerce Company
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolRyszard Kaleta is a seasoned engineering leader with 15 years of experience building data-driven products and teams across trading floors, travel unicorns and machine learning startups. Currently Head of Engineering at Purple Dot, he combines hands-on coding with leadership—responsible for engineering, integrations and the London office while actively recruiting. He previously led interdisciplinary data and web teams at Skyscanner, shipping major product rebrands, booking funnels and analytics platforms, and earlier built ML-driven content ranking at Twizoo that was acquired. Comfortable with both startup scrappiness and enterprise rigor, he has deep experience in ML, distributed systems and product analytics and a track record of turning prototypes into production and successful exits. Outside work he’s a keen traveller and motorcyclist who prefers LinkedIn messages over unknown callers.
15 years of coding experience
12 years of employment as a software developer
Master of Engineering (Hons), Computing, Master of Engineering (Hons), Computing at Imperial College LondonA Levels, A Levels at Cardinal Vaughan Memorial School
English, Polish
Github Skills (34)
face-recognition10
data-science9
data-structure9
pandas9
python9
backpack9
face-detection9
facenet9
data-analysis9
data-structures9
computer-vision9
deep-learning8
tensorflow8
r8
internals7
Programming languages (4)
Github contributions (5)
purple-dot/code-exercise
Dec 2021 - Apr 2024
Contributions:4 pushes, 3 branches in 2 years 4 months
purple-dot/browser
Jul 2023 - Sep 2025
Contributions:3 reviews, 14 PRs, 21 pushes in 2 years 2 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.