Back End Developer
- Brampton, ON, Canada
Contract
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Original job description
Sr. Backend Developer
Brampton, ON (Onsite)
Contract
Role Summary
Experience 8–12 years of overall IT experience with 5+ years of hands-on Senior Backend Developer with strong expertise in Java and Spring Boot, experienced in building and delivering enterprise-scale microservices and API-driven platforms.
The ideal candidate will play a key role in designing, developing, and maintaining scalable backend services, integrating with multiple internal and external systems, and ensuring high availability and performance of applications.
Key Responsibilities
- Design, develop, and maintain scalable backend services using Java and Spring Boot within a microservices architecture.
- Develop and maintain RESTful APIs and integration services, ensuring secure and efficient communication between distributed systems.
- Work closely with frontend teams, product managers, architects, and DevOps engineers to deliver high-quality solutions aligned with business requirements.
- Participate in system design, architecture discussions, and technical decision-making for large-scale enterprise applications.
- Implement performance optimization, caching strategies, and concurrency handling to ensure system reliability and scalability.
- Develop secure APIs using OAuth/OIDC authentication mechanisms, ensuring compliance with enterprise security standards.
- Integrate with external platforms and services using REST/SOAP APIs, messaging systems (Kafka), and event-driven architectures.
- Ensure code quality through code reviews, automated testing, and adherence to best engineering practices.
- Support CI/CD pipelines and cloud-native deployments in containerized environments.
- Provide technical mentorship and guidance to junior developers while contributing hands-on to complex development tasks.
More about this job
Responsibilities
Design, develop, and maintain scalable Java and Spring Boot backend services, RESTful APIs, and integrations within enterprise microservices architectures. Collaborate on system design, security, performance, testing, CI/CD, and cloud-native deployments while mentoring junior developers.
Requirements
The role calls for 8–12 years of overall IT experience, including at least 5 years of hands-on senior backend development experience. Strong expertise in Java and Spring Boot, with experience in enterprise-scale microservices, APIs, integrations, and scalable backend systems, is expected.
Skills
- Java
- Spring Boot
- Microservices
- RESTful APIs
- API Integration
- System Design
- Performance Optimization
- Caching
- Concurrency
- OAuth/OIDC
- Kafka
- Event-Driven Architecture
- Automated Testing
- CI/CD
- Containerized Deployments
- Technical Mentorship
Visa sponsorship
Not detected in the job text
Categories
- Software
- Technology
- Engineering
Keywords
- Java
- Spring Boot
- Microservices
- RESTful APIs
- API-Driven Platforms
- Enterprise Applications
- Backend Services
- Distributed Systems
- System Design
- Software Architecture
- Performance Optimization
- Caching Strategies
- Concurrency
- OAuth
- OpenID Connect
- REST APIs
- SOAP APIs
- Kafka
- Messaging Systems
- Event-Driven Architecture
- Code Reviews
- Automated Testing
- CI/CD
- Cloud-Native Deployments
- Containerized Environments
- DevOps
- Application Security
- High Availability
- Scalability
- Technical Mentorship