Java Back End Developer

INFOYA • Toronto, ON

3d • CA$60,000 - CA$65,000 • Hybrid

About The Position

The Backend Developer will design, develop, test, deploy, and support scalable backend applications and microservices. This role requires hands-on experience with Java, Spring Boot, REST APIs, relational databases, and cloud technologies. The developer will work across the software development lifecycle, from requirement analysis and technical design through implementation, testing, deployment, and production support. The position also involves collaborating with product, QA, DevOps, and other engineering teams to deliver secure, reliable, and high-performing backend solutions.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 4-5 years of experience in Java development.
• Strong expertise in Spring Boot and microservices architecture.
• In-depth knowledge of SQL databases and query optimization.
• Experience working with NoSQL databases (CouchDB, MongoDB, Firestore, Bigtable).
• Knowledge of CI/CD pipelines (preferably Jenkins).
• Experience with event-driven architectures (Pub/Sub).
• Excellent communication and collaboration skills.

Nice To Haves

• Experience with containerization and orchestration tools such as Docker and Kubernetes.
• Hands-on experience with Google Cloud Platform (GCP).
• Experience with GraphQL and reactive programming (Spring WebFlux).
• Familiarity with observability and monitoring tools (Prometheus, Grafana, OpenTelemetry).
• Exposure to financial services, e-commerce, or large-scale data-driven systems.
• Understanding of multi-tenant architectures and high-availability system design.

Responsibilities

• Develop, optimize, and maintain microservices-based applications using Java and Spring Boot.
• Design and implement scalable, secure RESTful APIs.
• Work extensively with SQL databases and NoSQL databases such as CouchDB, MongoDB, Firestore, and Bigtable.
• Deploy, manage, and monitor applications in Google Cloud Platform (GCP).
• Implement batch processing solutions and data pipeline integrations.
• Ensure application performance, scalability, reliability, and security best practices.
• Contribute to event-driven architectures using messaging systems such as Pub/Sub.
• Develop unit and integration tests to ensure code quality and application stability.
• Troubleshoot production issues, debug complex problems, and optimize performance in high-traffic systems.
• Participate in code reviews, architectural discussions, mentoring, and knowledge-sharing initiatives.
• Collaborate with Product, QA, DevOps, and Architecture teams within an Agile environment.

Benefits

• Salary Range: $60,000 to $65,000 CAD/ year
• The final compensation offered will depend on local market conditions and geographic location, as well as job-related factors such as the candidate’s knowledge, skills, qualifications, relevant experience, and education/training. Compensation may also include additional components such as benefits, and/or other incentives, where applicable.
• In accordance with new employment standards requirements, we retain copies of this job posting and applicant information for three (3) years after the posting is removed.
• We do not use AI technology; all applications are also reviewed by our recruitment team.
• Infoya is an equal opportunity employer committed to diversity and inclusion. We welcome applications from all qualified individuals, regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, aboriginal status, or any other legally protected factors.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level