Senior Mobile & Backend Engineer

Manulife group; Waterloo; Hybrid; CAD 113,000 - 163,000; Full time

Job summary

Manulife is seeking a Senior Mobile Software Engineer to design, build, and deliver high-quality mobile and backend solutions for Retirement customers. You will work across the full stack, developing React Native apps and NestJS services, while shaping architecture and engineering standards.

You will collaborate with Product Owners, UX Designers, and engineers to translate requirements into scalable digital experiences and mentor teammates through code reviews and pair programming.

Qualifications

• 5+ years of experience in full-stack software development.
• Strong proficiency in TypeScript across frontend and backend.
• Hands-on experience with React Native and Expo.
• Experience with React Query (TanStack Query) for state management and data fetching.
• Backend development experience with Node.js.
• Working knowledge of Redis (caching, queues, session management).
• Experience with Azure cloud services, including AKS.
• Familiarity with GitHub Actions for CI/CD.
• Experience with New Relic or similar observability tools.
• Demonstrated ability to make architectural decisions (API design, scalability, performance).
• Strong understanding of testing strategies (unit, integration, E2E).
• Excellent communication and ability to articulate technical trade-offs.

Responsibilities

• Design, develop, test, and maintain full-stack features across React Native mobile apps and Node.js backend services.
• Contribute to system architecture and technical design, including APIs, data models, caching strategies, and service decomposition.
• Write clean, well-tested, production-ready TypeScript across mobile and backend codebases.
• Build performant, accessible mobile experiences using React Native, Expo, React Query, and Uniwind.
• Develop and maintain backend services integrated with Azure Kubernetes Service (AKS) and Redis.
• Participate in architecture reviews, propose solutions, and document design decisions.
• Enhance CI/CD pipelines using GitHub Actions to support fast, reliable deployments.
• Implement observability with New Relic to monitor and optimize application performance.
• Mentor engineers through code reviews, pairing, and knowledge sharing.
• Collaborate with product and design teams to translate requirements into scalable technical solutions.

Skills

TypeScript

React Native

Expo

React Query

Node.js

Redis

Azure AKS

GitHub Actions

New Relic

Architectural decisions

Testing strategies

Communication

Tools

Azure Kubernetes Service (AKS)

Redis

Job description

Manulife is seeking a Senior Mobile Software Engineer to design, build, and deliver high-quality mobile and backend solutions for Retirement customers. You will work across the full stack, developing React Native apps and NestJS services, while shaping architecture and engineering standards.

You will collaborate with Product Owners, UX Designers, and engineers to translate requirements into scalable digital experiences and mentor teammates through code reviews and pair programming.