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Principal Software Engineer

Marqeta
Remote (United States)
Remote

About this role

The Impact You’ll Have

  • Own the technical roadmap and author system designs that enable scalable, secure, and operationally efficient card issuing and payment processing products for our customers.

  • Spend significant time in the codebase – writing, reviewing, and optimizing code across the issuing and processing stack.

  • Identify and drive high-impact technical initiatives that improve the performance, reliability, and cost-efficiency of our core processing engines.

  • Collaborate with Product Managers to analyze requirements and provide technical recommendations across onboarding, issuing, digital wallets, authorization & clearing, transaction controls, and ledger.

  • Mentor and guide technical leads, influence stakeholders, and establish success metrics to drive organization-wide technical excellence.

  • Apply and evangelize modern best practices in your software designs and implementations to increase the platform's resiliency and scalability.

Who You Are

  • 12+ years of hands-on software engineering experience.

  • Demonstrated passion for software engineering excellence, including design principles, fault tolerance practices, scalability, cost, security & privacy considerations, and test-driven development.

  • Experience partnering with product teams to ideate and bring innovative solutions to market.

  • Experience developing and scaling microservices using modern cloud technologies, preferably AWS.

  • Experience working with high volume / low latency data infrastructures.

  • Solid understanding of security engineering best practices and demonstrable experience in designing solutions that adhere to those standards.

  • Passion for non-functional challenges, namely: Scale, Cost, Reliability, Performance, High Availability.

  • Experience building systems running in multiple regions.

  • Team-oriented approach – can effectively lead a project, participate as an influential team member, and work cross-functionally with other organizations.

  • Experience with our tech stac

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