Senior Backend / Fullstack Developer

Client: Leading Global Consulting Company

Location: Remotely from Poland with occasional business trips to Germany

Rate: 160–180 PLN/h

Cooperation model: B2B or Employment Contract

Start date: ASAP

Recruitment process: 2 online interviews

Technology stack: Java, Spring, Kotlin, Apache Kafka, AWS, JavaScript, Angular

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We are looking for a Senior Backend / Fullstack Developer to join an international product team working within the Customer Data Management domain.The team is responsible for designing, developing and operating scalable services that represent the relationship between customers and vehicles throughout the entire lifecycle. The platform integrates with multiple enterprise systems, including customer-facing applications, CRM platforms and other internal services.A key element of the ecosystem is Apache Kafka, which is used as the central event-streaming platform to exchange large volumes of data in real time between different systems and applications. Therefore, strong hands-on experience with Kafka is essential for this role.This is a hands-on engineering position combining backend development, cloud technologies, system integration and architecture. We are looking for someone who is comfortable taking end-to-end ownership of solutions in line with the “you build it, you run it” approach.

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Your role is:

• Design, develop and maintain scalable backend services using Java and/or Kotlin with Spring.

• Build and maintain APIs and integrations between customer-facing applications, CRM platforms and other enterprise systems.

• Work extensively with Apache Kafka to support event-driven communication and real-time data exchange.

• Design and develop solutions based on distributed and event-driven architectures.

• Contribute to software architecture, system design and technical decision-making.

• Develop and operate cloud-native solutions running on AWS.

• Apply cloud engineering best practices, including Infrastructure as Code, cloud security, automation and observability.

• Take end-to-end ownership of developed services, including deployment, monitoring, troubleshooting and production support.

• Work according to a DevOps-oriented “you build it, you run it” approach.

• Collaborate closely with developers, architects, product teams and other technical stakeholders in an international environment.

• Ensure solutions are scalable, maintainable, secure and reliable throughout their lifecycle.

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Your skills and experiences:

• Several years of professional software development experience with Java and/or Kotlin.

• Strong hands-on experience with Spring.

• Strong practical experience with Apache Kafka in production environments.

• Experience designing and implementing APIs and system integrations.

• Solid experience with software architecture and system design.

• Good understanding of event-driven architectures, asynchronous communication and distributed systems.

• Practical experience with AWS and cloud-native application development.

• Knowledge of cloud engineering best practices, including Infrastructure as Code and cloud security.

• Strong DevOps mindset and experience taking responsibility for applications after deployment.

• Experience working with CI/CD, monitoring, troubleshooting and production environments.

• Strong ownership mentality and a hands-on approach to software engineering.

• Very good English communication skills, as you will work in an international environment.

Nice to have:

• Experience with JavaScript and Angular.

• Experience integrating with Salesforce APIs.

Our client offers:

• Opportunity to work on a large-scale international technology project.

• Fully remote cooperation.

• Occasional business trips to Germany, typically once every few months.

• Work with modern cloud, event-streaming and distributed system technologies.

• Direct involvement in architecture and technical decision-making.

• High level of ownership and responsibility for developed solutions.

• Cooperation with experienced engineering and product teams in an international environment.

• Long-term project perspective and opportunities for professional development.

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If interested, please apply safely through this portal (application rules are in accordance with GDPR). Employment agency Nr 17138.