Java Developer

Quick Facts

• Rate: 150 PLN/h netto + VAT
• Work model: Remote with office presence 3 days a week in Warsaw, Gdańsk, or Łódź
• Language required: English

Description

The Senior Java Developer role focuses on building and maintaining fraud management applications using Java and Apache Kafka, supporting real-time fraud monitoring through near real-time data processing.

Main Responsibilities

• Develop applications in Java for the Fraud Management Domain
• Collaborate in a Scrum team
• Design solutions with a focus on maintainability
• Implement and sustain near real-time data pipelines
• Work with product owners and stakeholders to clarify project requirements
• Document designs and solutions effectively

Requirements

• Strong experience with server-side Java development (Java EE (E3), Spring Boot (E3))
• Expertise in web services (SOAP/REST)
• Experience with Kafka as a messaging technology
• Performance analysis and optimization skills
• Familiarity with relational databases (Oracle or similar) and SQL
• Knowledge of microservices and integration patterns

Nice to Have

• Experience with containers on Kubernetes
• Familiarity with AWS PaaS services, such as Lambdas

Benefits

• Rate of 150 PLN/h netto + VAT