Marqeta is a company focused on card issuing and payment processing solutions, seeking a Principal Software Engineer for their Core Issuing & Processing team. This role involves driving high-impact projects, optimizing technical roadmaps, and collaborating with product managers to enhance their core platform's performance and reliability.
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
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
- 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