Senior embedded engineer developing safety - critical ECU firmware for Hexagon Mining’s digital mining and vehicle - control technologies. Designing, testing, and commissioning embedded systems.
About the role
- Senior software developer building real-time balances and financial activity systems for Wealthsimple, Canada’s leading financial innovator. Owning reliable backend services and evolving live financial architecture.
Responsibilities
- Design, build, and operate backend services powering real-time balances, reservations, and financial activity
- Own meaningful scope end-to-end, from technical design through reliable production operation
- Solve problems involving real-time correctness, low latency, high availability, write paths, event consumers, and database contention
- Evolve architecture by consolidating services and data models, establishing a single entry point for financial activity, isolating failure domains, and improving recovery and backfill
- Perform migrations on live financial systems without downtime or incorrect client balances
- Raise quality and operational excellence through design, code review, and production ownership
- Mentor and grow engineers through pairing, code review, and feedback
- Collaborate with Product and neighboring engineering teams
- Use AI-assisted tooling to ship faster and more safely
Requirements
- 5+ years of professional software engineering experience
- Track record of building and operating critical production systems
- Strong backend engineering and system design skills
- Experience with highly available, low-latency services under real load
- Kotlin on the JVM experience, or strong Java experience / comparable stack experience
- Production ownership and incident response judgment
- Comfort working in mature codebases and improving systems incrementally
- Strong software quality practices, including tested, maintainable, and observable code
- Clear communication and collaboration with Product and engineering teams
- Curiosity about financial systems and client impact
- Enthusiasm for AI-assisted development
- Fintech, banking, trading, regulated-domain, ledger, reconciliation, event-driven architecture, Kafka, Flink, GraphQL, Apollo Federation, Kubernetes, Postgres, database performance, or live-system migration experience is nice to have
Benefits
- Top-tier health benefits and life insurance
- Long-term group savings with employer match, through Wealthsimple for Business
- 20 vacation days
- 4 wellness days
- Unlimited sick and mental health days per year
- Ability to work outside Canada for up to 90 days per year
- Employee resource groups, including Rainbow (2SLGBTQ), Women of WS, and Black at WS
- Equity compensation for permanent employees
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