Senior Java Backend Developer

Job Title:

Shift:

Location:

Duration:

We are seeking a highly experienced Senior Java Backend Developer

Key Responsibilities:

• Design, develop, and maintain microservices using

  Java 17+

  ,

  Spring Boot

  , and

  Spring Cloud

  .
• Develop RESTful APIs and implement asynchronous messaging with

  Apache Kafka

  or

  RabbitMQ

  .
• Integrate databases such as

  PostgreSQL

  and

  SQL Server

  using

  Spring Data JPA

  ,

  Hibernate

  , and

  Flyway

  .
• Implement secure authentication and authorization using

  Spring Security

  ,

  OAuth2

  , and

  Okta

  .
• Optimize performance using

  Redis

  for caching and session management.
• Deploy and manage services in

  Azure Kubernetes Service (AKS)

  using

  Docker

  and

  Helm

  .
• Ensure application observability with

  ELK Stack (Elasticsearch, Logstash, Kibana)

  ,

  Prometheus

  , and

  Grafana

  .
• Write and maintain unit, integration, and contract tests using

  JUnit 5

  ,

  Mockito

  ,

  Testcontainers

  , and

  Spring Test

  .
• Follow best practices in CI/CD using tools like

  GitHub Actions

  ,

  Azure DevOps

  , or

  Jenkins

  .
• Participate in code reviews, architectural discussions, and performance optimizations.
• Collaborate with

  DevOps

  and

  Site Reliability Engineering (SRE)

  teams to ensure system reliability.
• Document APIs using

  OpenAPI/Swagger

  and maintain technical documentation.

Required Skills:

• 8+ years of backend development experience with

  Java

  (Java 11 or newer preferred).
• Strong hands-on experience with

  Spring Boot

  ,

  Spring Cloud

  ,

  Spring Security

  ,

  Spring Data JPA

  , and

  Hibernate

  .
• Expertise in

  REST APIs

  ,

  OAuth2

  ,

  JWT

  , and

  Okta

  integration.
• Experience with

  PostgreSQL

  ,

  SQL Server

  ,

  Redis

  , and

  Flyway

  .
• Familiarity with messaging systems like

  Kafka

  or

  RabbitMQ

  .
• Hands-on experience in

  Docker

  ,

  Kubernetes

  , and

  Helm

  , ideally in

  Azure Cloud

  .
• Proficient with monitoring and observability tools including

  ELK

  ,

  Prometheus

  , and

  Grafana

  .
• Strong unit and integration testing skills with

  JUnit 5

  ,

  Mockito

  , and

  contract testing

  .
• Solid experience with CI/CD pipelines and source control using

  Git

  .

If you are interested, please share your resume at sadiya.mankar@leanitcorp.com