API and Integration Tech Lead

API and Integration Tech Lead

Definity is the parent company to some of Canada’s most long-standing and innovative insurance brands, including Economical Insurance, Sonnet Insurance, Family Insurance Solutions, and Petline Insurance. Our ambition is to be one of Canada’s leading and most innovative property and casualty insurers. We can’t do that without our people, so we embrace and encourage a culture that’s collaborative, ambitious, rewarding, and empowering.

We offer a flexible, hybrid work experience where employees work from the office and virtually depending on the type of work they are doing and who they are working with. Bring your true self and be a part of our journey. It’s better here.

API & Integration Tech Lead Role Overview:







The API & Integration Technical Lead is a hands-on technical leader responsible for designing and delivering comprehensive integration solutions that support enterprise-scale platforms. This role will lead the solution delivery of end-to-end integration strategies, including cloud-native, on-premises, and hybrid integration models, focusing on APIs, microservices, event-based architectures, and real-time data processing. A key responsibility will be to lead ESB remediation and cloud modernization as part of the broader shared service integration initiatives. Additionally, the role will contribute to implementing integration patterns and reusable frameworks that align with the target integration architecture and drive innovation by conducting proof of concepts (POCs) on new patterns and technologies. As a senior technical expert, you will provide hands-on guidance to the development team, set solution standards, and ensure that the platform capabilities align with both business and technology strategies.







Key Responsibilities:

- Technical Leadership & Modernization:
- Serve as a hands-on technical lead in designing and implementing cloud-native and hybrid integration solutions using a variety of patterns, including APIs, microservices, and event-based architectures.
- Lead the modernization of legacy integrations to cloud-based platforms as part of the shared service mandate, ensuring high scalability, resilience, and security.
- Develop robust integration solutions using platforms such as Apigee, Kafka, and GCP Pub/Sub.
- Provide technical direction and mentorship to the development team, ensuring the adoption of best practices and modern integration patterns.
- Integration Solution Engineering:






- Design and implement integration solutions across cloud platforms (GCP, AWS) using managed services like Cloud Functions, AWS Lambda, GKE, EKS, and data processing tools.
- Implement hybrid integration patterns that connect legacy systems, cloud services, and modern applications.
- Define scalable data processing pipelines to support high-throughput, real-time streaming, and batch integration use cases.
- Contribute to building and implementing reusable integration frameworks that align with the target integration architecture.
- Collaborate on the development of standardized and reusable components to enable consistent solution delivery across multiple domains.
- Innovation & POC Development:
- Drive innovation by conducting proof of concepts (POCs)





to evaluate new integration patterns, emerging technologies, and design approaches.
- Research and prototype solutions for complex integration scenarios, assessing feasibility, scalability, and performance.
- Actively contribute to the continuous improvement of integration practices by testing new frameworks, tools, and methodologies.
- Mentorship and Team Development:
- Mentor and guide the development team, promoting a collaborative, hands-on technical culture.
- Act as a subject matter expert (SME) in cloud-native and modern integration techniques, providing technical training and support to teams across the organization.
- Stakeholder Engagement:






- Engage with business and technology stakeholders to translate complex business requirements into scalable integration solutions.
- Collaborate with product owners and project managers to define roadmaps and shared service integration strategies.
- Solution Delivery:
- Oversee the delivery of complex integration solutions from concept through implementation, ensuring high-quality, scalable, and secure solutions.
- Troubleshoot and resolve complex integration issues, identifying root causes and implementing long-term fixes to ensure platform stability and reliability.

Qualifications:

Education:

- Bachelor’s or Master’s degree in Computer Science, Information Systems, or a related field.

Experience:

- 10+ years of experience in enterprise integration, API development, and system solutions.






- 5+ years of experience with cloud platforms (GCP, AWS) and associated integration services.
- Proven track record of leading complex modernization initiatives, including ESB to cloud-native transformations, as part of a broader shared service mandate.
- Hands-on experience with microservices frameworks, container orchestration (Kubernetes), and real-time data processing pipelines.
- Experience designing and implementing hybrid and multi-cloud integration solutions.

Technical Skills:

- Strong proficiency in Java, Python, or Node.js for backend service development.
- Deep expertise in integration platforms and technologies: Apigee, Kafka (Confluent), GCP Pub/Sub, AWS SNS/SQS, Cloud Run.
- Experience with API design, security standards (OAuth, JWT), and RESTful/GraphQL services.






- Proficiency in data processing frameworks
- Strong understanding of event-driven architectures, including Kafka streams and event sourcing.

Soft Skills:

- Strong analytical, problem-solving, and decision-making abilities.
- Excellent communication and stakeholder management skills.
- Ability to lead, mentor, and inspire diverse teams.
- Self-starting, ability to navigate unknown

Nice-to-Have:

- Certification in GCP or AWS.
- Experience with Anthos and hybrid cloud deployments.
- Familiarity with modernization frameworks
- Financial & Insurance industry service integration experience

We also take potential into consideration. If you don’t have this exact experience, but you know you have what it takes,





be sure to give us more insight through your application and cover letter.

Go ahead and expect a lot — you deserve it, and we’ve got it:

- Hybrid work schedule for most roles
- Company share ownership program
- Pension and savings programs, with company-matched RRSP contributions
- Paid volunteer days and company matching on charitable donations
- Educational resources, tuition assistance, and paid time off to study for exams
- Focus on inclusion with employee groups, support for gender affirmation surgery, access to BIPOC counsellors, access to programs for working parents
- Wellness and recognition programs
- Discounts on products and services

Our inclusive work environment welcomes diversity and supports accessibility. If you require accommodation at any time during the recruitment process, please let us know by contacting: [email protected]

Background checks

This role requires successful clearance of a background check (including criminal checks and leadership references).

▶️ API and Integration Tech Lead
🖊️ Definity
📍 Mississauga