Senior Software Engineer (Data Infrastructure)

Company: Marqeta

Location: Toronto, Canada

Type: Full-time

Posted: 2026-05-17

About this role

  • Marqeta is looking for a talented Senior Software Engineer to independently identify and deliver software solutions on our Data Infrastructure team through a set of milestones spanning a specific platform focus or a multi-component system
  • You will own and deliver projects in service of quarterly goals on the team and independently identify solutions to solve ambiguous, open-ended problems
  • You will work in collaboration with your team and cross-functional partners
  • The Data Infrastructure team, within our Data & ML Platforms organization, is responsible for the data lakehouse, streaming, orchestration, and catalog platforms that power analytics and AI across Marqeta
  • We’re a platform engineering team building infrastructure that other engineering teams depend on
  • At Marqeta, participation in a rotational on-call pager duty is a required part of the software engineering role
  • The specifics of the rotation may vary by team, depending on team size and structure, and will be discussed further during the interview process
  • Define and deliver well-scoped milestones for projects, and may be a technical lead for projects on your team
  • Lead design for small-to-medium components and participate in design for larger components, moving from task-level impact to small-to-medium project-level impact
  • Have significant ownership of a component of the data infrastructure, including its reliability, performance, and developer experience
  • Identify gaps and propose plans towards addressing those gaps
  • Independently write code that is clear, well-tested, and appropriately flexible, reusable, and adaptable to changing requirements
  • Actively level up less-experienced members of your team by helping them with their craft, providing guidance, and setting a good example
  • Participate in on-call coverage

### Benefits

  • Praise: We believe in generously recognizing each other’s talents and contributions, and sharing the goodness we see
  • Health and wellness: We cover your premi...

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