? We're Hiring: Backend (Java) Developer! ?

We are looking for an experienced Backend (Java) Developer with at least 5 years of hands-on expertise to join our team in Mohali, India. If you have a strong background in building scalable backend solutions and thrive in a collaborative office workplace, this is your chance to make a significant impact!

? Location: Mohali, India

⏰ Work Mode: Work from Office

? Role: Backend (Java) Developer

Key responsibilities

- Take full ownership of 2 to 3 assigned microservices from the following list: App/Main Controller, ASM Controller, BSS.Controller, Misc/Data Controller, Push Notification Controller, Email Notification Controller, Scheduler, and Exporter.
- Understand, document, and improve existing business logic implemented across all microservices Design, develop, and maintain scalable and high-performance.
- REST APIs consumed by the Frontend team and external systems.
- Implement Kafka producers and consumers for Push Notification and Email Notification pipelines. Integrate with external systems including BSS, ASM, ATG, JID/RID,FCM/Firebase, Email System, and Vault.
- Write clean, maintainable, and well-tested code following coding standards and architectural guidelines.Conduct code reviews and provide constructive technical feedback to team members.
- Write and maintain unit tests, integration tests, and regression test suites.
- Maintain and improve Helm charts and Kubernetes deployment configurations for owned services.
- Support L3/L4 escalations for production incidents related to owned microservices.Contribute to MOP, test cases, test strategy, and technical documentation.
- Participate in architecture reviews and contribute to technical decision-making.Mentor junior developers and support knowledge sharing within the team.

Mandatory Qualification

- Bachelor's or Master's degree in Computer Science, Engineering, or a related field





- 5+ years of professional backend software development experience
- Expert-level proficiency in Java and Spring Boot for microservices development
- Strong experience with Apache Kafka including producer and consumer implementation, topic management, and consumer group
- handling
- Solid experience with MySQL including complex queries, transactions, indexing, and performance optimization
- Hands-on experience with Docker and Kubernetes including pod management, ConfigMaps, Secrets, and resource limits
- Strong experience designing and consuming REST APIs including OpenAPI and Swagger documentation
- Experience with JWT, OAuth2, and token-based authentication and authorization patterns
- Experience integrating with Firebase/FCM for push notification delivery
- Proficiency with Git and feature branch workflows
- Experience with CI/CD pipelines using Jenkins, GitLab CI, or ArgoCD
- Experience with Helm chart development and management
- Strong understanding of Agile and Scrum development methodology.

Desired Qualification

- Experience with Spring Cloud, Spring Batch, or Spring Scheduler for job and scheduler implementation
- Experience with HashiCorp Vault for secrets and certificate management in application code
- Familiarity with Strimzi Operator and Kafka on Kubernetes
- Experience with Prometheus metrics exposition using Micrometer and Grafana dashboards
- Experience with distributed tracing tools such as Jaeger or Zipkin
- Knowledge of Telecom domain including BSS/OSS provisioning workflows and parent-child account management
- Experience with log management tools such as ELK Stack or Loki
- Experience with APM tools such as New Relic, Dynatrace, or Datadog
- Familiarity with service mesh technologies such as Istio or Envoy
- Experience with automated testing frameworks such as JUnit 5, Mockito, and Testcontainers
- CKAD (Certified Kubernetes Application Developer) certification

Eager to take your Java expertise to the next level? Apply now and become part of our dynamic journey!

📌 Backend (Java) Developer (Sahibzada Ajit Singh Nagar)
🏢 RAPSYS TECHNOLOGIES PTE
📍 Sahibzada Ajit Singh Nagar