Sr Backend Developer - AI‑assisted development tools

TechDoQuest; Toronto; On-site; CAD 120,000 - 180,000; Full time

Job summary

TechDoQuest in Toronto, Ontario, is seeking a proficient Senior Java Backend Developer to design and build scalable microservices with Spring Boot and Java versions 8–21. You will create maintainable REST and SOAP APIs, containerize with Docker, deploy to Kubernetes, and optimize with Redis, OAuth/JWT/TLS, and Azure services, collaborating in an Agile Scrum team.

The role emphasizes clean code, SOLID principles, and domain-driven design, with opportunities to lead and mentor while delivering

Qualifications

• 6–12 years of backend Java experience with Spring Boot.
• Hands-on with scalable microservices and cloud deployments.
• Strong knowledge of REST and SOAP APIs, design patterns and SOLID.
• Experience with Azure DevOps, Docker, and Kubernetes is required.
• Excellent communication and teamwork in an Agile Scrum environment.

Responsibilities

• Design and develop backend services with Spring Boot.
• Build data persistence with JPA/Hibernate.
• Containerize apps with Docker; deploy to Kubernetes.
• Secure APIs using OAuth, JWT, TLS.
• Collaborate with frontend, QA and DevOps in Agile Scrum.
• Conduct code reviews and drive architectural decisions.

Skills

Java Backend

Spring Boot

Microservices

REST APIs

SOAP APIs

OAuth/JWT

Docker

Kubernetes

Azure DevOps

Redis

Azure Cloud

Tools

Docker

Kubernetes

Azure DevOps

Spring Data JPA

Hibernate

Job description

Must to have experience in utilizing AI‑assisted development tools (Co-pilot or cursor).

Required Skills, Experience and Qualifications:

• We are seeking a proficient 6 to 12 year Java Backend Senior Developer in Java Spring Boot
• The role requires hands‑on backend development expertise a strong understanding of scalable microservices architecture
• Responsibilities include designing and developing backend services using Spring Boot and Java versions 8 to 21
• Must to have experience in utilizing AI‑assisted development tools (Co-pilot or cursor).
• The role involves creating maintainable REST and SOAP APIs extending and following clean code practices SOLID principles and domain driven design.
• The developer will build data persistence layers using Spring Data JPA Hibernate..
• Additional duties include containerizing applications with Docker deploying to Kubernetes automating builds with Azure DevOps securing APIs using OAuth JWT and TLS implementing access control optimizing performance with Redis and async processing and using Azure services like Blob Storage and Managed Identity.
• The candidate will collaborate with frontend QA and DevOps teams in an Agile Scrum environment.
• Strong technical, analytical and problem‑solving skills
• Excellent verbal and written communication skills
• Ambitious with an ability to take initiative
• You should be passionate about quality and writing clean, reusable, readable code that scales and performs well

Accountabilities:

• Routinely advise on‑site or vendor developers/implementation teams on coding, design, and testing/debugging standards
• Understand and help refine un‑stated requirements
• Routinely deal with and resolve difficult technical issues
• Aid in the development of architectural framework and design
• Be responsible for the quality of deliverables via sign‑off and problem tickets
• Evaluate and introduce new tools and techniques to the development team
• Manage technical issues and the work of other developers
• Act as liaison with various groups including architecture, vendors, and other project teams
• Assume technical leadership role on projects
• Exercise leadership through superior technical and domain knowledge
• Conduct regular code reviews
• Proactively identify areas for improvement, seek solutions and make recommendations
• Lead initiatives & acts as a change agent (embraces change and helps other to embrace it)
• Listen actively & suspend judgment
• Foster a spirit of creative collaboration by giving team members a common focus
• Help establish and maintain quality software architecture and implementation design for products
• Provide support to the entire project team in order to deliver