Log in Sign up free
Apply now

Posted 3 days ago

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

@ Astra North Infoteck Inc.

View all jobs

Mississauga, Ontario

9+ years experience
Apply now
SIGNALS

Overview

Astra North Infoteck Inc. is hiring a Senior Java Developer to design and maintain Java-based microservices using Spring Boot, Kafka and MongoDB. The role covers REST APIs, database design and performance tuning, and supports CI/CD and production issues.

Responsibilities:

  • Design, develop and maintain Java microservices
  • Implement RESTful APIs to enterprise standards
  • Design and manage MongoDB schemas, indexes and queries
  • Develop and optimize SQL queries
  • Support CI/CD pipelines and production issues

Requirements summary:

  • 9 to 12 years of experience
  • Java 8/11/17 hands-on experience
  • Spring Boot, Spring MVC, Spring Data
  • MongoDB document modeling and aggregation
  • Kafka experience (preferred)

Tools & skills

Spring BootKafkaMongoDBOpenShiftAWSOpenAPISwagger
Source and dates

Source type not verified · zoho

Employer posting date
2026-11-03
First seen by our source
2026-10-27
Source record updated
2026-11-04

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SenioritySenior
DepartmentSoftware development
Experience9+ years
Work settingOffice
PositionMostly sitting
Physical demandsphysical low · computer high
LanguagesEnglish

Summary and details written by AI from the posting; the employer’s posting is the authority.

Apply now

Astra North Infoteck Inc.

View all jobs
FieldValue
Open jobs on Jobsy426
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.

Similar jobs

  • Senior Java Developer, TD Securities

    Toronto, ON
    On-siteFull Time

    The Toronto-Dominion Bank (Canada)

    5+ YOECandidates need 5 to 7+ years of Java experience, including Spring Boot microservices, REST and gRPC APIs, Kafka, and Big Data tools such as Hadoop and Spark. Strong SQL, Git, CI/CD and Agile skills are required, with capital markets and market risk knowledge a strong asset.

    Java, Spring Boot, Kafka, Hadoop, Spark, Git

  • Senior Java Developer

    Mississauga, ON
    HybridFull Time

    Citi

    5+ YOECandidates need 5-8 years of experience with core Java, Java EE, Spring and web front-end technologies, plus microservices, messaging queues and Oracle SQL. A bachelor's degree or equivalent experience is also required.

    Java, Spring Boot, Hibernate, Kubernetes, OpenShift, Oracle SQL

  • Senior Java Developer

    Mississauga, ON
    HybridFull Time

    Citi Canada Technology Services ULC

    5+ YOECiti Canada Technology Services ULC needs 5 to 8 years of experience with Core Java, Java EE and web front-end work, plus microservices, messaging queues and Oracle SQL. Candidates also need project management experience and a bachelor's degree or equivalent experience.

    Oracle SQL, Kubernetes, OpenShift

  • Senior Java Developer (with LLM expertise)

    Mississauga, ON
    HybridFull Time

    Miratech

    7+ YOECandidates need 7+ years building large enterprise applications, deep Java and Spring Boot skills, and Python with LLM frameworks and vector databases. Experience with Kafka, Docker, Kubernetes, CI/CD and OAuth2/JWT security is also required.

    Java, Spring Boot, Python, LangChain, LlamaIndex, Kafka

    Senior Java Developer (with LLM expertise)

    Markham, ON
    HybridFull Time

    Miratech

    7+ YOECandidates need 7+ years building large enterprise applications, deep Java and Spring Boot skills, and Python with LLM frameworks and vector databases. Experience with Kafka, Docker, Kubernetes, CI/CD and OAuth2/JWT security is also required.

    Java, Spring Boot, Python, LangChain, LlamaIndex, Kafka

    Senior Java Developer (with LLM expertise)

    Vaughan, ON
    HybridFull Time

    Miratech

    7+ YOECandidates need 7+ years building large enterprise applications, deep Java and Spring Boot skills, and Python with LLM frameworks and vector databases. Experience with Kafka, Docker, Kubernetes, CI/CD and OAuth2/JWT security is also required.

    Java, Spring Boot, Python, LangChain, LlamaIndex, Kafka

    Senior Java Developer (with LLM expertise)

    Brampton, ON
    HybridFull Time

    Miratech

    7+ YOECandidates need 7+ years building large enterprise applications, deep Java and Spring Boot skills, and Python with LLM frameworks and vector databases. Experience with Kafka, Docker, Kubernetes, CI/CD and OAuth2/JWT security is also required.

    Java, Spring Boot, Python, LangChain, LlamaIndex, Kafka

    Senior Java Developer (with LLM expertise)

    Richmond Hill, ON
    HybridFull Time

    Miratech

    7+ YOECandidates need 7+ years building large enterprise applications, deep Java and Spring Boot skills, and Python with LLM frameworks and vector databases. Experience with Kafka, Docker, Kubernetes, CI/CD and OAuth2/JWT security is also required.

    Java, Spring Boot, Python, LangChain, LlamaIndex, Kafka

Locations & environments

Locations

All of CanadaRemote · Hybrid · On-site · Field

Pro tip: add remote jobs to widen your search.

Exclude locations

Workplace type

Company jobs in these results

These are this company’s jobs loaded in your current search. The company may have more openings.