Location: Toronto, ON – Hybrid, 3 days onsite per week
Term: 6-month contract
Rate: $70–$75/hour incorporated
The Opportunity We are looking for a Senior Full Stack Developer to join a cooperative Agile technology team building and enhancing cloud-native applications.
This is a true full-stack position requiring strong experience across Java/Spring, React and AWS . You’ll contribute across front-end and back-end development, testing, deployment and overall application quality.
What You’ll Do Develop front-end and back-end features using React, Java, Kotlin, Spring, Node.js and Hibernate
Build and enhance scalable web applications and backend services
Work with AWS cloud services and cloud-native deployments
Develop and work with relational databases, particularly PostgreSQL
Participate in code reviews, debugging, refactoring and performance improvements
Create unit, integration, system and performance tests
Work with Docker and containerized applications
Participate in Agile ceremonies including sprint planning, daily stand-ups, reviews and retrospectives




Collaborate closely with developers and other technical team members
Must-Have Skills 5+ years of software engineering/full-stack development experience
5+ years with Java, Spring and backend development
3+ years of hands-on AWS experience
Strong SQL and PostgreSQL
Strong understanding of AWS services including S3, ECS, Fargate, API Gateway, IAM and CloudFormation
Experience building and architecting web applications and backend services
Comfortable with Python
Strong debugging, code quality, branching and refactoring practices
Bachelor’s degree in Computer Science, Engineering or equivalent experience
Nice to Have Kotlin
Node.js
Hibernate
Elasticsearch or other NoSQL technologies
AWS Lambda and CloudWatch
Ideal candidate: A hands-on senior developer who is equally comfortable contributing to backend Java/Spring development, React front-end development and AWS cloud environments , rather than specializing in only one area.

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📌 Full Stack Engineer (Ontario)
🏢 TEEMA
📍 Ontario