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Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!

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

  • Mississauga, ON, Canada

Full-time

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Job details

Job type
Full-time
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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

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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Responsibilities

Design, develop, and maintain Java microservices and REST APIs, while optimizing SQL and MongoDB schemas, indexes, and queries. Improve service scalability, availability, and performance; collaborate across business, architecture, QA, and DevOps teams; and support testing, deployments, and production issues.

Requirements

Requires 9–12 years of experience and strong hands-on skills in Java 8/11/17, Spring Boot, microservices, REST APIs, Kafka, and MongoDB. Candidates should also have experience with cloud or container platforms, SQL optimization, integrations, testing, CI/CD, secure coding, and production support.

Skills

  • Java
  • Spring Boot
  • Spring MVC
  • Spring Data
  • Microservices
  • REST APIs
  • OpenAPI/Swagger
  • Apache Kafka
  • MongoDB
  • OpenShift
  • AWS
  • SQL
  • Document Modeling
  • Indexing
  • Aggregation Framework
  • CI/CD

Visa sponsorship

Not detected in the job text

Categories

  • Software
  • Technology

Keywords

  • Java
  • Java 8
  • Java 11
  • Java 17
  • Spring Boot
  • Spring MVC
  • Spring Data
  • Microservices Architecture
  • Service Decomposition
  • API Contracts
  • REST APIs
  • JSON
  • OpenAPI
  • Swagger
  • Apache Kafka
  • Kafka Producers
  • Kafka Consumers
  • Partitioning
  • MongoDB
  • Document Modeling
  • Indexing Strategies
  • Aggregation Framework
  • CRUD
  • SQL
  • OpenShift
  • AWS
  • CI/CD
  • Unit Testing
  • Secure Coding
  • Resiliency Patterns

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