Backend Java Developer

BizAarambh Catalyst Pvt Ltd.; Sahibzada Ajit Singh Nagar; On-site; INR 1,500,000 - 2,100,000; Full time

Benefits offered by this job

Working Hours ( 7:30 AM To 3:30 PM)

5 day Working (Mon-Friday)

Best In the Industry

Job summary

BizAarambh Catalyst Pvt Ltd. invites a seasoned Senior Backend Java Developer to join our MNC client project, owning microservices, building scalable APIs, and ensuring production stability.

You will work with Java, Spring Boot, Kafka, MySQL, Docker, Kubernetes, and Helm, contribute to architecture reviews, write tests, and mentor juniors in a fast-paced environment. This full-time role is based in India with standard working hours and collaborative culture, offering opportunities to influence

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
• 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

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.

Job description

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About The Role

• Immediate Joiner Required

We are looking for Our MNC Client an experienced Senior Backend Java Developer with strong expertise in Java, Spring Boot, Microservices, Apache Kafka, MySQL, and Kubernetes. The ideal candidate should be capable of independently managing backend services, developing scalable APIs, integrating external systems, and troubleshooting production issues.

What you'll do

• 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.

What we're looking for

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
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• 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

Perks & benefits

• Working Hours ( 7:30 AM To 3:30 PM)
• 5 day Working (Mon-Friday)
• Best In the Industry

Skills

JavaSpring BootMicroservices ArchitectureApache KafkaMySQLREST API DevelopmentDockerKubernetesHelm ChartsCI/CD PipelinesJenkins / GitLab CI / ArgoCD