Mobile Engineering Lead · T-Systems (Deutsche Telekom)
Daniel Rojas
I build mobile teams and platforms that ship every week.
- Based in
- Berlin, Germany
- Looking for
- Head of Mobile / Director of Engineering
- Languages
- Spanish native · English C2 · German B1
4 daysper release, down from 3 weeks
60%code shared with KMP
12engineers in 3 countries
01 Profile
Mobile engineer since 2015. Today I own the architecture and release model for 5 products at T-Systems. Before that: Porsche Drive, WeShare and a startup of my own.
02 Experience
2024 – nowMobile Engineering Lead
T-Systems (Deutsche Telekom)- Cut release time from 3 weeks to 4 days with CI/CD and feature flags.
- Defined the mobile architecture for 5 products under one release model.
2022 – 2024Engineering Manager
Volkswagen Financial Services- Managed 12 mobile engineers across 3 countries.
- Led the Mobile Guild: shared standards for 40+ developers.
2020 – 2021Lead Android Engineer
UMI Urban Mobility (Volkswagen)- Launched the new Porsche Drive app with a team of 8.
- Migrated to Kotlin Multiplatform, sharing 60% of the code.
2018 – 2020Senior Android Engineer
UMI Urban Mobility (Volkswagen)- Maintained WeShare for 50,000+ monthly active users.
4 earlier roles · 2011–2018
- 2017 – 2018Senior Android Engineer · Lab1886 (Daimler)
- 2015 – 2017Android Engineer · Connexient
- 2013 – 2015Founder · Buriza Labs
- 2011 – 2013Delivery Manager · Procter & Gamble
03 Skills
- Kotlin
- Android
- iOS
- Kotlin Multiplatform
- Mobile architecture
- CI/CD
- Team leadership
- Hiring
04 Education
Computer EngineeringUniversidad Simón Bolívar2005 – 2011
Languages
Spanishnative
EnglishC2
GermanB1
Certificates
Professional Scrum Master IScrum.org · 2019