Backend Developer - Java, Spring Boot, AWS (Toronto)

Job Summary

Back End Developer – Toronto, ON (Hybrid; 2 days per week in-person at Toronto office preferred)

Key Responsibilities

• Design, develop, and maintain scalable backend services and RESTful APIs using Java (Spring Boot or similar frameworks)
• Build and deploy scalable containerized applications using Docker and AWS Fargate (ECS)
• Develop cloud-native architectures leveraging AWS services such as ECS/Fargate, API Gateway, Lambda, S3, RDS, DynamoDB, Amazon CloudWatch, X-Ray, and related services
• Develop Infrastructure as Code (IaC) using AWS CDK and CloudFormation
• Implement authentication using Amazon Cognito and OAuth2/JWT
• Collaborate with cross-functional teams to define, design, and ship new features
• Implement RESTful APIs and integrate with third‑party services
• Optimize application performance, scalability, and security
• Monitor, troubleshoot, and resolve productio...