Jannik Hell
Engineering Manager at FREENOW
Hamburg, Germany
Summary
👤
Senior🎓
Top SchoolJannik Hell is an engineering manager and senior software engineer with 11 years of experience building and operating full-stack, microservice-based systems from Hamburg. He blends hands-on development (Kotlin/Java backend, TypeScript/React frontends, Docker/Kubernetes on AWS) with cross-team planning, incident management and mentoring, having stepped into interim management and hiring responsibilities. Known for advocating fast feedback cycles and clean code, he consistently balances technical excellence with business timelines to deliver customer-facing web apps. His background includes consulting on diverse projects—chatbots, ML-driven logistics monitoring and GDPR tooling—showing an ability to move between domains and languages. Outside work he prioritizes family and gardening, a detail that underscores his pragmatic, grounded approach to leadership.
11 years of coding experience
11 years of employment as a software developer
Bachelor of Science, Applied Computer Science, Bachelor of Science, Applied Computer Science at Hochschule FlensburgState-Certified Technical Engineer, Computer Engineering, State-Certified Technical Engineer, Computer Engineering at BBZ Dithmarschen
German, English
Github Skills (58)
javascript10
spring-boot-starter10
hot-reload10
webpack-plugin10
datasources10
frontend10
react10
in-progress9
user-interface9
java9
webpack9
spring9
spring-data9
declarative9
spring-boot9
Programming languages (3)
Github contributions (5)
jahe/jahe-react-starter
Sep 2016 - Nov 2017
Contributions:16 commits, 18 pushes, 1 branch in 1 year 1 month
jahe/spring-boot-multiple-datasources
Dec 2017 - Mar 2019
An example how to configure multiple datasources in a Spring Boot application
Contributions:4 commits, 1 PR, 5 pushes in 1 year 3 months
spring-bootspring-dataspringspring-boot-applicationconfigure
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