Senior Mobile Software Engineer

Manulife•Waterloo, ON

8d•CA$113,000 - CA$163,000•Hybrid

About The Position

As a Senior Mobile Software Engineer within our US Retirement technology organization, you will design, build, and deliver high-quality mobile and backend solutions for our Retirement customers. Working across the full stack, you will develop React Native applications and NestJS services, contribute to architectural decisions, and help elevate engineering standards. You will partner closely with Product Owners, UX Designers, architects, and engineers to deliver impactful digital experiences.

Requirements

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

Nice To Haves

Experience with Tailwind or Uniwind (utility-first CSS frameworks)
Knowledge of mobile security and secure storage practices
Familiarity with Kubernetes networking, Istio, or service mesh patterns
Experience with event-driven architectures or message queues
Contributions to open-source projects

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
Contribute to and drive architectural decisions for mobile and backend systems
Design scalable APIs and services to support evolving business needs
Identify and address technical debt, performance issues, and reliability risks

Benefits

health
dental
mental health
vision
short- and long-term disability
life and AD&D insurance coverage
adoption/surrogacy and wellness benefits
employee/family assistance plans
various retirement savings plans (including pension and a global share ownership plan with employer matching contributions)
financial education and counseling resources
holidays
vacation
personal
sick days