Senior Java Developer – Spring Boot, Microservices, Kafka & MongoDB
- Mississauga, ON, Canada
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Job details
- Experience
- Experience Range: 9–12 Years
- Posting language
- English
- Posted
Original job description
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
- Document modeling
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.
More about this job
Responsibilities
The Senior Java Developer at Astra North Infoteck Inc. will build and maintain microservices and REST APIs, design MongoDB schemas and queries, and optimize SQL for transactional and reporting use. The role also involves code reviews, testing, deployments and resolving production issues.
Requirements
Candidates need 9 to 12 years of hands-on Java experience with Spring Boot, microservices, REST APIs and MongoDB, plus Kafka experience (preferred). Strong skills in document modeling, indexing, aggregation and performance tuning are expected.
Skills
- Java 8
- Java 11
- Java 17
- Spring Boot
- Spring MVC
- Spring Data
- Microservices architecture
- REST APIs
- JSON
- OpenAPI
- Swagger
- Kafka
- MongoDB
- Aggregation framework
- Indexing
- Document modeling
- SQL
- OpenShift
- AWS
- CI/CD
- Unit testing
- Code review
- Exception handling
- Logging
- Monitoring
Categories
- Software
- Technology
- Finance & Accounting
Keywords
- Java
- Spring Boot
- Spring MVC
- Spring Data
- Microservices
- REST API
- JSON
- OpenAPI
- Swagger
- Kafka
- MongoDB
- OpenShift
- AWS
- SQL
- CI/CD
- Backend Developer
- Software Developer
- Java Developer
- API Developer
- Distributed Systems
Seniority
Senior
Tools
- Spring Boot
- Kafka
- MongoDB
- OpenShift
- AWS
- OpenAPI
- Swagger
Languages
- English