Support Software Engineer debugging and improving Replicant’s AI - powered customer - service platform in production. Investigating incidents across agents, telephony, integrations, APIs, and TypeScript systems.
About the role
- Senior Software Developer focusing on GraphQL Federation architecture for fintech company Wealthsimple. Collaborating with teams to enhance API performance and mentorship of junior developers.
Responsibilities
- Contribute to our GraphQL Federation migration, working with GraphQL Mesh and Hive Gateway to move services from schema stitching to a fully federated supergraph
- Build and improve automation tooling, including AI-assisted migration scripts, that accelerates schema transformations
- Partner with backend teams to help them adopt federation patterns and resolve technical blockers
- Improve gateway performance and observability, contributing to our shared GraphQL libraries
- Create documentation and share knowledge that helps product teams adopt patterns without needing specialized expertise
- Mentor junior team members and participate in code reviews that raise the bar for API quality
Requirements
- Strong experience with GraphQL, including schema design and performance considerations
- Familiarity in API design patterns across REST and GraphQL, with the ability to provide direction on how internal and client-facing APIs should evolve, what standards to adopt, and when to break from them
- A track record of delivering technical work that spans multiple services, with the ability to coordinate dependencies and maintain momentum
- Solid software development fundamentals, with experience building and maintaining production systems. Experience with Ruby or Node.js is a plus
- Clear communication skills and a collaborative approach—you bring people along through documentation and genuine partnership
- A pragmatic approach to technical decisions, balancing ideal solutions with shipping impact.
Benefits
- Top-tier health benefits and life insurance
- Long-term group savings with employer match using our Wealthsimple for Business platform
- 20 vacation days + 4 wellness days per year, and unlimited sick and mental health days
- 90 days away program: Employees can work outside of Canada for up to 90 days per calendar year
- A wide variety of peer and company-led Employee Resources Groups (e.g., Rainbow, Women of Wealthsimple, Black @ WS)
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