Senior Java Developer & Consultant (m / f / d)

• As a Senior Java Developer, you will be responsible for delivering highly scalable and complex microservices in our agile team culture.
• As part of the company’s most innovative tech team and leader of a Java Developer team, you will use innovative technologies and the latest tools and methodologies.
• Within your team and as team leader, you will take ownership of your work and maintain perspective (You build it, you run it).
• You enjoy exploring different technologies and choosing the best tools for the IT project (languages, libraries, platforms).

Qualifications

• Extensive experience with Java and Java frameworks, such as Spring Boot.
• Experience with distributed systems using microservices and service-oriented architectures with RESTful APIs.
• Sound knowledge of technologies such as Kafka, Spark, Elastic Search.
• Experience with stream processing frameworks (e.g. Kafka Streams, Spark Streaming, Flink, Storm).
• Experience with software build tools (ANT, Maven, Gradle, NPM, Rake, Make, etc.) and continuous integration tools (Jenkins, CircleCI, TravisCI, etc.).
• Experience with Continuous Delivery and Containerization using tools such as Linux, Docker, Kubernetes, OpenShift deployment or similar, as well as running scalable applications on a PaaS/SaaS cloud, preferably AWS.
• Experience in software development and automation to run big data systems.
• Experience with monitoring tools and logging systems such as NewRelic, ELK, Splunk, Prometheus, and Graylog.
• Ability to communicate technical ideas in a business-friendly language.
• Excellent communication skills in English; German would be an asset.
• Knowledge of RDBMS (such as PostgreSQL) and NoSQL data stores, such as Kafka, Redis, and Elasticsearch, with a good understanding of the deployment and availability guarantees.
• Knowledge in authentication mechanisms with OAuth and knowledge of the Vert.x framework would be an asset.