Key Development
FULL STACK DEVELOPER – TYPESCRIPT & JAVA/KOTLIN
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You are a dependable developer familiar with modern programming paradigms and cloud technologies. You are eager to develop high-quality enterprise solutions. You possess exceptional technical expertise, demonstrate a strong drive for continuous learning and experimenting with emerging technologies, and work closely with team members to foster a collaborative environment.
Your Responsibilities
- Collaborate on projects for international clients
- Develop backend services and performant, accessible frontend applications with modern web technologies, taking ownership from design to deployment and operation
- Write clean, tested, and maintainable code
- Help maintain and improve the team's infrastructure, including observability tooling
- Contribute to system architecture and design discussions
- Solve complex tasks and develop multi-tiered solutions
- Work in an agile environment and exchange experience and knowledge with colleagues
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Required Education And Skills
- At least 3 years of professional experience building and running production systems across the full stack
- Solid knowledge of frontend fundamentals (HTML, CSS, JavaScript/TypeScript) and hands-on experience with modern frameworks like React, Preact or Vue
- Solid knowledge of Java and/or Kotlin with Ktor, Spring Boot and/or similar enterprise frameworks for backend development
- Working knowledge of SQL databases and basic schema design
- Experience with automated testing, ideally end-to-end testing with Playwright or a similar framework
- Experience with a major cloud provider (preferably AWS) and CI/CD pipelines (preferably GitLab CI)
- Fluent written and spoken English
Bonus Qualifications
- Familiarity with microservice architecture, self-contained systems, or Domain-Driven Design
- Familiarity with server-side rendering concepts
- Experience with observability tools
- Experience with message brokers such as Apache Kafka or AWS SQS
- Hands-on experience with Infrastructure as Code (preferably Pulumi; e.g. AWS CDK, Terraform)
- Fluent written and spoken German
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Benefits
- Personal and professional growth opportunities
- 25 days paid leave yearly
- Additional health insurance
- Multisport
- Remote or home-office work possible
- Work in a young and enthusiastic team
- Career and skill development
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