Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Lead and grow the engineering team, own the technical roadmap and architecture, establish engineering standards and incident response, drive delivery across sprints, design scalable payment systems and APIs, engage cross-functionally, and remain hands-on when needed.

As a Software Engineer at Flex, you will build APIs and scalable payment infrastructure for HSA/FSA transactions, interact with customers, and contribute to product development.

The Support Engineer will resolve merchant and customer issues, automate workflows, build internal documentation, and collaborate with teams to enhance support systems.

As a Partner Success Manager, you will onboard and retain partners, build strong relationships, surface feedback, and enhance product usage. You are expected to excel in operational excellence and possess high emotional intelligence, driving positive outcomes for partners.

The Implementation Engineer role involves supporting merchants with API integrations, troubleshooting integration issues, and collaborating with various teams for successful launch and implementation.