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My client are looking for a Senior Kotlin / Java Developer to join their backend engineering team and help design and build highly scalable, high-throughput services in a modern microservice environment. This is a hands-on role for someone passionate about clean code, modern architectures, and building resilient systems at scale.
Job Responsibility:
Design and implement scalable, service-oriented solutions using Kotlin (2+) and Java (21), meeting performance and availability requirements
Develop clean, maintainable, and efficient code following modern engineering standards
Work with Spring, Micronaut, and other JVM-based frameworks to deliver robust backend functionalities
Collaborate across teams to modernize architecture and build resilient, observable, horizontally scalable features
Contribute to architecture decisions and technical discussions within the team
Integrate with relational and non-relational databases such as MySQL, PostgreSQL, and Elasticsearch
Build and maintain CI/CD pipelines using GitLab to ensure safe and repeatable deployments
Work with modern developer tools: JetBrains IntelliJ + AI, Datagrip, Lens, Rancher, Postman
Influence key technology decisions while contributing to global platform scaling
Requirements:
5+ years of hands-on experience in Kotlin and Java development
Strong experience with Spring Boot, Spring, or Micronaut frameworks
Solid understanding of microservices, distributed systems, and event-driven architectures
Experience with relational and non-relational databases (MySQL, PostgreSQL, Elasticsearch)
Familiarity with Kafka, Camel, Artemis JMS, Kubernetes, Helm, REST, SOAP
Experience with modern development tools and CI/CD pipelines
Proactive mindset with strong problem-solving abilities
Passion for clean, modern software design and engineering excellence
Excellent English communication skills, both written and spoken