Middle Java Developer
- Role
- Backend
- Experience
- Mid
- Company size
- Mid-size
The listing doesn't say where it hires from. It may be open worldwide (82% confidence). This is an estimate, not an eligibility rule; verify before applying.Signals: company workplace model and company offices.
No BS summary
This role exists to design, build, and maintain streaming data solutions based on Apache Kafka and related technologies, ensuring reliable data processing, integration, and testing of streaming applications.
Core skills
Required skills
Optional skills
Required languages
Current openings at GR8_TECH
GR8 Tech is a global product company that provides innovative, scalable platforms and business solutions for the iGaming industry.
We have а great experience: GR8 Tech platform successfully handles millions of active players and offers best practices to develop and grow in the gambling industry. We are here to provide great gaming tech to satisfy even greater ambition!
We develop complete tech coverage for gambling businesses worldwide, including iGaming platform solutions, consulting, integration, and long-lasting operation services.
We are driven by our ambition to make a great product with great people! Together we move the world of iGaming forward — join!
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18 jobs
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What you'll do
- Build and maintain data pipelines using Apache Kafka, including topics, partitions, and consumer group tuning.
- Implement and manage Kafka Connect source and sink connectors for integrations.
- Design and develop stateful streaming applications using Kafka Streams or Flink with Java (and Scala where applicable).
- Ensure data consistency and schema evolution using Schema Registry (Avro).
- Write and maintain unit and integration tests for streaming topologies.
What they require
- 3+ years of experience in back end.
- Commercial experience in software engineering with strong proficiency in Java.
- Understanding of Apache Kafka architecture and internals.
- Experience working with Apache Flink.
- Experience with Schema Registry and schema evolution strategies.
- Knowledge of serialization formats such as Avro and JSON.
- Experience using SQL for processing large datasets.
- Upper-intermediate or higher level of English.
Benefits
- Cafeteria — annual budget you allocate to: Sports • Medical • Mental health • Home office • Languages.
- Paid maternity/paternity leave + monthly childcare allowance.
- 20+ vacation days, unlimited sick leave, emergency time off.
- Remote-first + tech support + coworking compensation.
- Learning culture with internal courses + growth programs.
GR8 _TECH builds B2B iGaming platforms for operators who play to lead. We deliver full-cycle, high-impact tech designed to scale — from seamless integrations and expert consulting to long-term operational support.
What people say about this company
4.0/ 5