Senior Backend Engineer (contract)
Capgemini
Date: 11 hours ago
City: Mississauga, Ontario
Contract type: Contractor
We are seeking a Senior Backend Engineer to lead critical backend development initiatives focused on improving the host intake experience for a high-profile client in the hospitality sector. This role requires strong proficiency in Java and/or Kotlin, microservices architecture, and experience working within Kubernetes environments. You will be responsible for delivering high-scale backend services, collaborating cross-functionally with Machine Learning and Intelligence teams, and mentoring junior engineers.
Work location: Mississauga, Ontario; Toronto, Ontario; Calgary, Alberta; Montreal, Quebec
Key Responsibilities
Core Expertise:
Backend Development, Microservices Architecture, API Development, Distributed Systems
Languages & Frameworks
Java, Kotlin, Spring Boot
Reactive & Event-Driven Tools
GraphQL
Cloud & Containerization
Kubernetes, Docker (if applicable)
Database & Messaging
(If not mentioned, assume relational and/or NoSQL familiarity)
DevOps & CI/CD
(Assume experience working in integrated DevOps pipelines, but specifics not listed)
Other Tools & Technologies
Client Collaboration Tools, Code Review Platforms
Soft Skills
Independent Contributor, Clear Communication, Mentorship, Cross-functional Collaboration, Proactive Problem-Solving
The pay range that the employer in good faith reasonably expects to pay for this position is $37.37/hour - $58.39/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis. Tundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.
Work location: Mississauga, Ontario; Toronto, Ontario; Calgary, Alberta; Montreal, Quebec
Key Responsibilities
- Act as an independent contributor capable of navigating the complete software development lifecycle with minimal guidance
- Develop, test, and maintain scalable microservices using Java/Kotlin within a Kubernetes-based infrastructure
- Collaborate directly with client stakeholders to define technical requirements and deliver robust backend solutions
- Build and maintain well-structured APIs including REST and GraphQL interfaces
- Support data flow and algorithmic efficiency within distributed systems and high-volume pipelines
- Participate in code reviews, working sessions, and technical discussions with both onsite and remote teams
- Mentor junior team members and assist with onboarding and knowledge transfer
- Minimum 5 years of backend development experience in large-scale systems
- Proficiency in Java and/or Kotlin programming languages
- Strong knowledge of microservices architecture and containerization using Kubernetes
- Experience with GraphQL APIs
- Understanding of large-scale system design patterns, distributed systems, and data pipelines
- Able to work independently while collaborating effectively across technical and client-facing teams
- Willing to engage with various parts of the backend stack to solve complex issues
- Communicates clearly in both technical and non-technical settings
- Comfortable working in cross-time zone and multicultural teams
- Demonstrates ownership mindset and adaptability in client-driven environments
Core Expertise:
Backend Development, Microservices Architecture, API Development, Distributed Systems
Languages & Frameworks
Java, Kotlin, Spring Boot
Reactive & Event-Driven Tools
GraphQL
Cloud & Containerization
Kubernetes, Docker (if applicable)
Database & Messaging
(If not mentioned, assume relational and/or NoSQL familiarity)
DevOps & CI/CD
(Assume experience working in integrated DevOps pipelines, but specifics not listed)
Other Tools & Technologies
Client Collaboration Tools, Code Review Platforms
Soft Skills
Independent Contributor, Clear Communication, Mentorship, Cross-functional Collaboration, Proactive Problem-Solving
The pay range that the employer in good faith reasonably expects to pay for this position is $37.37/hour - $58.39/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis. Tundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.
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