11 hours ago
Bengaluru, IndiaMid Level / Senior
Responsibilities
- Design, develop, and maintain backend services and APIs using Java 8, 17, and 21.
- Build and manage microservices using Spring Boot and related frameworks.
- Develop reusable, clean, and efficient code following engineering best practices.
- Implement data access layers using Hibernate and JPA.
- Work with SQL and NoSQL databases, including schema, transaction, indexing, and performance concerns.
- Optimize application performance, scalability, reliability, and resilience.
- Implement unit and integration tests and support CI/CD pipelines.
- Collaborate with architects, DevOps, QA, and product teams.
- Participate in code reviews and technical design discussions.
- Troubleshoot production issues and support root cause analysis.
Requirements
- 4–9 years of hands-on experience in Java backend development.
- Strong expertise in Java 8, 17, and 21, including Streams and concurrency concepts.
- Proven experience with Spring Boot and microservices architecture.
- Solid understanding of Hibernate, JPA, and ORM concepts.
- Experience with RESTful APIs and API security.
- Working knowledge of SQL and NoSQL databases.
- Familiarity with Git, Maven or Gradle, and CI/CD tools.
- Understanding of application performance tuning and JVM concepts.
- Strong problem-solving and analytical skills.
- Knowledge of data structures and algorithms, object-oriented design, SOLID principles, design patterns, clean code, refactoring, observability, and application resilience.
Tech Stack
Apache CassandraAWSAzureDockerGitGoogle Cloud PlatformGradleJavaKubernetesMavenMongoDBMySQLPostgreSQLSpring Boot
Categories
About BT
BT Group builds and operates telecom networks and digital services for consumers, enterprises, and public‑sector clients, selling broadband, fixed-line voice, mobile (via EE), and managed network, cloud, and cyber security services. It is headquartered in London and listed on the London Stock Exchange, with American depositary shares on the NYSE. BT also owns Openreach, which manages the UK’s fibre and copper access network used by multiple retail providers.