Senior Java Backend Developer

The Senior Backend Developer will take full ownership of driving development,

maintenance, and operational excellence. This role requires deep expertise in

Java/Spring Boot microservices, Kafka integration, MySQL, and Kubernetes-based deployments. During the transition period, the Senior Backend Developer will be responsible for understanding, documenting, and taking ownership of existing business logic across the PTCS service portfolio, including complex integrations with

BSS, ASM, ATG, FCM, and other external systems

Take full ownership of 2 to 3 assigned PTCS 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 PTCS

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.

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Mandatory

Qualifications

• 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.

Skills: microservices,java,spring boot,mysql,kubernetes