Job Title: Java Developer

Location: Mississauga, ON (Hybrid) — Exp 10+ years

Type - Full-Time Permanent

Must Have Technical/Functional Skills

  • 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 & 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

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