Senior Java Engineer With Oms

Há 1 dia

portugal EPAM Systems Tempo integral

We're looking for a Senior Java Developer to join our team in Lisbon, Portugal, in a hybrid working mode.

You will be part of a dynamic Client & Market team, working on innovative solutions in the Omni Retail space.

You will contribute to the design, development and optimization of backend solutions that support our luxury Maisons across e-commerce and omnichannel retail platforms.

You’ll play a key role in building scalable, high-performance systems that deliver seamless customer experiences across digital and physical touchpoints.

Responsibilities

  • Analyze business and technical requirements to design and develop robust backend solutions supporting omni-channel retail and order management processes.
  • Develop, test, debug and deploy Java-based microservices ensuring scalability, reliability and performance.
  • Design and implement integrations with Order Management Systems and retail platforms supporting key flows such as order orchestration, inventory visibility, fulfilment, returns and payment flows.
  • Design, develop and maintain Java-based microservices ensuring seamless integration with systems involved in order management, fulfilment and retail operations.
  • Troubleshoot and resolve software defects, integration issues and performance bottlenecks.
  • Collaborate with the Support team to investigate and resolve production incidents related to omni-retail and order management services.
  • Work with the DevOps team to implement and improve CI/CD pipelines, automation and deployment processes.

Requirements

  • 5+ years of experience as a Java Software Engineer with strong expertise in Java 21 and the Spring ecosystem (Spring Boot, Spring Data JPA, Hibernate, Spring Cloud).
  • Proven experience developing microservices-based solutions using event-driven architecture and API-first principles.
  • Experience working with Order Management Systems (OMS), Fluent Commerce supporting order orchestration and omni-retail processes.
  • Strong experience designing and implementing RESTful APIs (OpenAPI/Swagger) and working with JSON, XML, HTTP, GraphQL.
  • Experience building omni-retail and e-commerce solutions including order lifecycle, inventory visibility, fulfilment, returns and payment flows.
  • Proficiency with databases such as MySQL and MongoDB.
  • Hands‑on experience with containerized and cloud-native environments including Docker, Kubernetes and CI/CD pipelines (GitLab).
  • Experience working with event messaging systems and integration patterns (e.g., AWS SQS, Solace, Pub/Sub architectures).
  • Familiarity with security best practices including OAuth2, OIDC and IAM solutions such as Keycloak and Okta.
  • Experience with modern development and testing tooling including IntelliJ, SonarQube, Datadog, Insomnia and the Atlassian suite (Jira, Confluence).