Kelvin Kosgei – Senior Flutter Engineer

Starting in Germany

Within 3 months

University Degree

Bachelor of Science, 2018

Experience

14 Years

English: C1

German: A1

Starting Salary

50.000 EUR

Contact

Tel: + 49 69 299 14 96 50

Email: Kelvin.Kosgei@talents2germany.de

Skill:

TechStack:

Programming Languages & Frameworks: Dart,
Flutter, Java, Kotlin, Spring Boot, Django, Native
Android development

Architectures & Testing: Bloc Architecture, MVVM, Unit Testing, Widget Testing, Riverpod

DevOps & CI/CD Tools: Azure DevOps, GitLabCI/CD, Firebase App Distribution

Databases & APIs: SQLite, PostgreSQL, MySQL, RESTful APIs, Spring Boot Data JPA

Error Handling & Analytics: Firebase Crashlytics, Data Dog, Sentry 

Short Resume:

Over 5 years of experience in mobile app development with a focus on Flutter engineering.

Led the development and deployment of highimpact apps with significant user bases in both
Kenya and Norway.

Established and optimized CI/CD pipelines for efficient delivery of mobile applications.

Drove initiatives for improved testing, observability, and code quality, significantly reducing production errors.

Excelled in roles requiring both technical leadership and hands-on development, from Senior Software Engineer to Mid-Level Mobile Engineer.

Motivation:

I am drawn to Germany’s strong economy, rich culture, and commitment to innovation, fueled by the experiences of friends who live and work there. As a mobile engineer, I am excited to contribute to this dynamic environment and immerse myself in its vibrant tech scene.