Senior Java Developer – Spring Boot, Microservices, Kafka & MongoDB

SENIOR JAVA DEVELOPER – SPRING BOOT, MICROSERVICES, KAFKA & MONGODB

Experience Range: 9–12 Years

MUST-HAVE TECHNICAL/FUNCTIONAL SKILLS

Core Development

• Java (8/11/17) – strong hands-on experience
  
• Spring Boot, Spring MVC, Spring Data
  
• Microservices architecture (service decomposition, API contracts)
  
• REST APIs, JSON, OpenAPI/Swagger
  
• Kafka producer, consumer, partitioning
  
• MongoDB
  
• OpenShift/AWS
  

Database & Data Layer

• MongoDB
  • Document modeling
    
  • Indexing strategies
    
  • Aggregation framework
    
  • CRUD and performance tuning
    

Integration & Messaging

• Experience with Kafka (preferred)
  
• REST-based integrations with upstream/downstream systems
  

ROLES & RESPONSIBILITIES

• Design, develop, and maintain Java-based microservices.
  
• Implement RESTful APIs adhering to enterprise design standards.
  
• Develop and optimize SQL queries (E2 level) for transactional and reporting use cases.
  
• Design and manage MongoDB schemas, indexes, and queries.
  
• Ensure high availability, scalability, and performance of microservices.
  
• Apply exception handling, logging, monitoring, and resiliency patterns.
  
• Collaborate with Business Analysts, Architects, QA, and DevOps teams.
  
• Participate in code reviews, unit testing, and defect resolution.
  
• Support CI/CD pipelines, deployments, and production issues.
  
• Follow secure coding and compliance standards.