Principal Software Engineer

MQ Referrals Only

8d•Remote

About The Position

As Marqeta’s Principal Software Engineer on the Core Issuing & Processing team, you will work across the entire domain to stand up and drive high-impact projects for our customers from inception to completion. You will take on highly technical initiatives that optimize our issuing and processing engines, own the technical roadmap for the core platform, and partner with engineering leaders to drive engineering and operational excellence throughout the organization. We work Flexible First. This role can be performed remotely anywhere within the United States or from our Oakland office (preferred). We’d love for you to join us! The Core Issuing and Processing team owns the foundational stack that powers Marqeta's core business. We develop and maintain the systems that span six critical domains: Onboarding, Issuing, Digital Wallets, Authorization & Clearing, Transaction Controls, and Ledger. Together, these systems form the backbone of Marqeta's card issuing and payment processing platform.

Requirements

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 stack, namely Java, Springboot, Kubernetes, Terraform, Helm, Kafka, JPOS, and AWS services.

Nice To Haves

Master's degree in Software Engineering.
Experience in payment processing, card issuing, or the payments industry.
Domain experience in authorization, clearing, settlement, tokenization, or ledger systems.

Responsibilities

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.

Benefits

Multiple health insurance options
Flexible time off – take what you need
Retirement savings program with company contribution and after tax contributions
Equity in a publicly-traded company and an Employee Stock Purchase Program
Family-forming benefits, fertility support, and up to 20 weeks of Parental Leave
Free therapy sessions, financial and professional coaching, and legal advice
Monthly stipend to support our remote work model
Annual “development dollars” to support our people growth and development
Through Flex First, the freedom to live and work wherever you and your family thrive

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