Esmaeel Moustafa
Mobile Engineer at thermondo
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolEsmaeel Moustafa is a mobile engineer based in Berlin with 8 years of Android development experience, spanning freelance work to product-focused teams at startups and tech companies. At Squadio, he led Android development for high-profile apps including Sabq and WAS, mentored teammates through code reviews and pair programming, and built a portfolio of open-source Android/Kotlin libraries such as FlyNow, Retrofit-RetryCallAdapter, and EsCalendarView. He brings a strong focus on testing—unit, integration, and UI tests—and on robust app architecture, performance optimization, and cross-team collaboration. His career path includes freelance Android projects (2017-2019) and roles at Waysgroup (2019-2020), Zenjob (2022-2024), and thermondo (2024-present), demonstrating adaptability across domains from media and e-commerce to energy sectors. He holds a Bachelor's degree in Computer Science from HIMIT. In addition to delivering apps, he actively contributes to open-source tooling that streamlines Android development and build pipelines.
8 years of coding experience
6 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at HIMIT
Github Skills (104)
mvp10
unittesting9
cli9
hilt-android9
mockk9
kakao9
kotlin-coroutines-flow9
mvp-architecture9
junit9
rxkotlin9
mvp-android9
command-line-tool9
espresso9
picasso9
mvvm-architecture9
Programming languages (10)
Github contributions (5)
EsmaeelNabil/EsIndicatorSeekBar
Jun 2019 - Jul 2019
Custom Seekbar implementations
Contributions:7 releases, 36 commits, 46 pushes in 15 days
EsmaeelNabil/EsmaeelNabil
Aug 2020 - Nov 2024
Contributions:21 pushes, 1 branch in 4 years 3 months
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