ES
Full Stack Back-End Developer
Epsilon Solutions LTD
Location not stated
Senior
3 months ago
- AI
- Devops
- GitHub
- CI/CD
- Java
- Node.js
- REST API
- Angular
- React.js
- AWS
- Azure
- OpenShift
- Docker
- Kubernetes
- Git
- Figma
- Splunk
- Dynatrace
- GitHub Actions
- Performance Testing
- DevSecOps
3 months ago
Location: Toronto- Hybrid- 4 days a week on site
Hire Type: Contract/Full time
Senior Full Stack Back-End Developer: For Contract total working hours 37.5 per week .
You Are:
Senior Full Stack Developer who thrives in modern, AI-accelerated engineering environments and wants to build highly scalable systems used by millions. This role blends hands-on backend engineering, cloud-native architecture, secure development practices, and AI-assisted delivery, with opportunities to contribute to both platform stability and future backend modernization.
The opportunity:
· Applying secure-coding best practices to existing services, refactoring risky patterns, and improving logging, observability, and incident readiness.
· Using modern DevOps tooling such as GitHub, CI/CD, containerization, and cloud platforms to automate deployments and reduce manual, repetitive work.
· Collaborating with security SMEs to understand threat models, prioritize remediation work, and translate security findings into clean, maintainable code.
· Designing and building new backend capabilities and APIs that extend and modernize the platform.
· Participating in design discussions, contributing to technical decisions, and helping shape the next generation of backend services.
· Pair-programming and doing code reviews with other senior engineers to share knowledge, improve quality, and continuously raise the engineering bar.
· Leveraging AI-assisted development tools to accelerate delivery, improve engineering efficiency, and support code quality across the development lifecycle.
· Working closely with cross-functional partners across engineering, product, and business teams to deliver scalable, production-ready solutions.
This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required.
What you need:
· Total experience: 5 years+
· Strong backend expertise with Java or Node.js.
· Experience building RESTful APIs and working with Open API specifications.
· Intermediate to advanced experience with Angular (React is a plus).
· 2+ years of hands-on experience with cloud platforms such as AWS, Azure, or OpenShift.
· Strong working knowledge of Docker and Kubernetes.
· Expert-level Git skills, including branching, merging, and code reviews.
· Experience translating Figma designs into production-ready UI.
· Hands-on experience with Splunk, Dynatrace, or similar monitoring tools.
· DevOps & Automation
· Proven experience with GitHub Actions and CI/CD pipeline design.
· Strong focus on automated unit, functional, and performance testing.
· Experience integrating intelligent agents into CI/CD pipelines to automate reviews, testing, or deployments.
· Security and DevSecOps
· Familiarity with application security practices and secure coding standards.
· Experience with vulnerability scanning and remediation tools.
· Exposure to integrating security gates within CI/CD pipelines (shift-left security / DevSecOps).
Full Stack Back-End Developer · Epsilon Solutions LTD