Senior Java Developer (Kafka)
Summary
Senior backend Java developer designing event-driven services and integrations for a large Big Data platform in the logistics industry, modernizing legacy apps across international markets. Core stack: Java 17+, Spring Boot, Kafka/Kafka Streams, Kubernetes, and relational DBs; hybrid Warsaw role (1 office day/week) at 150-200 PLN/h B2B.
Senior Java Developer (Kafka)
150-200 PLN/h net + VAT
B2B/UoP
Warsaw | Hybrid model: 1 day per week from the office
Join an international organization delivering a large-scale Big Data integration platform connecting systems across multiple countries within the logistics industry. This is a strategic migration and modernization initiative focused on building scalable, event-driven solutions that support critical business operations.
Your role
As a Senior Java Developer, you will be responsible for designing and developing backend services and integrations for a complex enterprise ecosystem. You will help modernize legacy applications, drive technical decisions, and build robust event-streaming solutions used across international markets.
What we offer
- Long-term cooperation on a strategic international program
- Competitive rate up to 200 PLN/h B2B or employment contract
- Hybrid work model (1 office day per week)
- LuxMed and Multisport
- Opportunity to work with modern technologies including Java, Kafka, Kafka Streams, Kubernetes, and cloud-native architectures
- Real impact on the development of a global integration platform
Technology stack: Java 17+, Spring Boot, Kafka, Kafka Streams, REST API, Microservices, Kubernetes, PostgreSQL/MS SQL/Oracle, Git.