Tech Lead - Application Development

Air Canada•Toronto, ON

About The Position

Being part of Air Canada is to become part of an iconic Canadian symbol, recently ranked the best Airline in North America. Let your career take flight by joining our diverse and vibrant team at the leading edge of passenger aviation. Air Canada continues to invest heavily in its digital transformation, with backend platforms and cloud-native services forming the foundation of customer shopping and booking experiences across web and mobile. We are seeking a Tech Lead to design, build, and evolve scalable, secure, and reliable backend systems running on AWS. This role is ideal for a hands-on technical leader who enjoys solving complex problems, setting technical direction, and leading by example. You will partner closely with frontend teams, product, architecture, and platform groups to deliver high-impact enterprise and customer-facing solutions.

Requirements

5+ years of experience in backend application development, with strong hands-on coding expertise.
Deep experience building cloud-native applications on AWS.
Strong knowledge of microservices architectures, data modeling, RESTful APIs, and event-driven systems.
Proficiency with DevOps practices, CI/CD pipelines, and automated testing.
Experience working in large-scale, enterprise or customer-facing digital platforms.
Strong problem-solving, communication, and technical decision-making skills.
Demonstrate punctuality and dependability to support overall team success in a fast-paced environment.

Nice To Haves

Experience in travel, e-commerce, or high-transaction digital platforms.
Familiarity with observability tooling, logging, monitoring, and alerting.
Experience mentoring developers or acting in a technical leadership / lead engineer role.
Exposure to security, performance optimization, and cost management in cloud environments.

Responsibilities

Act as technical lead for backend services, owning design decisions and implementation quality end to end.
Design cloud native, scalable, and resilient architectures aligned with enterprise standards.
Provide technical guidance and code reviews to ensure high engineering standards and consistency.
Influence architectural decisions related to microservices, APIs, and event-driven systems.
Build and operate backend services on AWS, using services such as Lambda, ECS/EKS, API Gateway, DynamoDB, RDS, SQS/SNS, and Step Functions.
Develop well-structured, secure, and performant APIs to support customer shopping, booking, and servicing journeys.
Apply infrastructure-as-code and DevOps practices to improve delivery speed and reliability.
Ensure solutions meet security, privacy, and compliance requirements.
Drive high-quality delivery through clean code, automated testing, CI/CD pipelines, and peer reviews.
Proactively address operational risks, performance issues, and reliability gaps.
Contribute to incident resolution, root cause analysis, and continuous improvement.
Demonstrate punctuality, accountability, and ownership in a fast paced delivery environment.
Partner closely with frontend teams to enable seamless end to end customer experiences.
Collaborate with Product, Architecture, Platform, and Security teams to align on technical direction.
Mentor junior and intermediate developers through coaching, pairing, and technical guidance.
Contribute to modernization initiatives including platform evolution, cloud optimization, and automation.
Apply an AI first mindset, leveraging automation, intelligent services, and emerging technologies where appropriate.