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Aarorn Technologies Inc

Senior Java Microservices Engineer

Aarorn Technologies Inc
Canada · Contract · Mid-Senior
Job Title: Senior Java Microservices Engineer

Location: Toronto, ON (4x onsite a week)

Employment Type: Contract

Pay Rate: CAD$50 - $55/HR INC

Interview Type: Face 2 Face (Onsite Interview Only)

Job Description

We are seeking a highly skilled Senior Java Microservices Engineer to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate has strong experience in Java, Spring Boot microservices, database optimization, and modern API-driven architectures, with hands-on exposure to AI tools such as Copilot. Experience with cloud-native platforms and API management is highly valued.

Key Responsibilities

  • Design, develop, and maintain RESTful microservices using Java and Spring Boot
  • Implement asynchronous and concurrent processing to support high-throughput systems
  • Build and optimize data access layers using JPA and JDBC
  • Design and tune databases with a focus on performance, scalability, and reliability
  • Develop and manage REST and GraphQL APIs
  • Integrate event-driven processing using Kafka
  • Leverage AI-assisted development tools (e.g., Copilot) to improve productivity and code quality
  • Deploy and manage applications on OpenShift
  • Configure and maintain APIs using Apigee
  • Implement CI/CD pipelines using GitHub Actions
  • Collaborate closely with architects, DevOps, QA, and business stakeholders
  • Participate in code reviews, design discussions, and technical mentoring
  • Lead the team and mentor team members

Must-Have Skills & Experience

  • Java, RESTful APIs, Spring Boot Microservices (Async / Concurrency) – 4+ years
  • Database systems with performance tuning and optimization – 3+ years
  • Data access technologies: JPA, JDBC – 3+ years
  • Hands-on experience with AI tools (Copilot) for development assistance
  • Strong understanding of microservices architecture, API design, and secure application development
  • Experience with testing, debugging, and production support

Good-to-Have Skills

  • GraphQL – 1+ year
  • Kafka (event streaming / messaging) – 2+ years
  • Experience working in distributed, cloud-native systems

Tools & Platforms

  • OpenShift – 2+ years
  • Apigee (API Gateway / Management) – 2+ years
  • GitHub Actions (CI/CD) – 2+ years

Soft Skills

  • Strong analytical and problem-solving skills
  • Excellent communication and collaboration abilities
  • Ability to work independently in a fast-paced environment
  • Proactive mindset with attention to quality and performance

Tools/Platform

  • OpenShift - 2+ Years
  • Apigee - 2+ Years
  • Actions - 2+ Years

Disclaimer: AI tools may assist in the recruitment process; however, all hiring decisions are made by the recruitment team based on a comprehensive evaluation of candidates.

Key Skills

Ranked by relevance

microservices java ai ai tools spring boot cloud cicd restful apis graphql devops
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Canada

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Posted
Apr 15, 2026
Type
Contract
Level
Mid-Senior
Location
Toronto
Company
Aarorn Technologies Inc

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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