Senior Software Engineer, Payments

Were on a mission to build the first holistic smart payment solution-one that maximizes authorization rates for our merchants by intelligently determining and executing the optimal strategy for every transaction. Our Payments team is designing and running highly critical, production-grade infrastructure, and were looking for a deeply technical engineer to help shape it from the ground up.

In this role, youll lead the design and development of payment products, build resilient infrastructure, dive deep into technical complexity to solve production challenges, and work closely with teammates, stakeholders, and customers to understand their needs. Youll have end-to-end ownership-from architecture and coding to deployment and monitoring-while helping set the technical direction for a growing initiative.

This is an early-stage effort, giving you the chance to be a founding member, influence architectural decisions, and directly impact merchant success. We value thoughtful technology choices, resourcefulness, and a fast-moving, problem-solving mindset. Our engineers are creative, independent, and adaptable, working with a diverse stack of technologies to deliver maximum value to our clients.

What you'll be doing:
Build and enhance payment products-creating new systems from scratch while improving and integrating with existing ones.
Design and implement resilient, production-grade infrastructure that can handle critical workloads.
Lead technical initiatives within the Payments team, collaborating with teammates and stakeholders across our company.
Work across a diverse tech stack and programming languages.
Brainstorm and shape features with product managers and peers, guiding decisions with your technical expertise.
Work closely with customers to understand their needs and translate them into impactful payment solutions.
Mentor and support fellow engineers.
Dive deep into technical complexity to diagnose and solve production issues
Take initiative-if you see a way to make our systems or workflow better, own it and make it happen.