Rafal Ciesielczuk
Engineering Manager at Skyscanner
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolRafal Ciesielczuk is an Engineering Manager at Skyscanner with nine years of experience building and shipping mobile applications, now leading teams responsible for Android and iOS apps used by millions of travelers. He progressed through senior and principal engineering roles at Skyscanner, combining hands-on development with product strategy, quality standards, and performance improvements. Earlier in his career he co-founded a location-aware startup that used iBeacon technology, giving him practical product and business experience alongside technical ownership. Rafal holds a Master’s in Computer Science from the University of Glasgow and is based in London, bringing an engineering-led approach to leadership and cross-team collaboration. He values mentorship, inclusive team culture, and continuous learning, and is known for turning UX and performance goals into measurable delivery. Under his stewardship teams have launched new features while improving testability and app reliability at scale.
9 years of coding experience
6 years of employment as a software developer
Ontario Secondary School Diploma with distinction, Ontario Secondary School Diploma with distinction at Bishop Allen AcademyMaster’s Degree, Computer Science, Master’s Degree, Computer Science at The University of Glasgow
English, Polish
Github Skills (25)
ios10
react-native10
mobile-development10
app-framework10
cross-platform10
backpack10
android10
mobile10
react10
parallax9
testing9
infinite-scroll9
previews9
javascript9
component-library9
Programming languages (6)
Github contributions (5)
Skyscanner/react-native
Apr 2019 - Jun 2023
A framework for building native apps with React.
Contributions:13 pushes, 4 branches in 4 years 2 months
react-nativenative-appsreactredux
RCiesielczuk/react-native
Jan 2019 - May 2019
A framework for building native apps with React.
Contributions:6 pushes, 8 branches in 3 months
react-nativenative-appsreactredux
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