Backend Software Engineer II

About Checkr Checkr is building the data platform to power safe and fair decisions. Over 140,000 companies and millions of people rely on Checkr for AI verification in the moments that matter most: getting a new job, a new place to live, a car ride, childcare, even a date. Customers include Uber, Pennymac, Airbnb, Doordash, Amazon, and Anthropic. We’re a team that thrives on solving complex problems with innovative solutions that advance our mission. Checkr is recognized on Forbes Cloud 100 2025 List and is a Y Combinator 2024 Breakthrough Company . As a Software Engineer at Checkr, you will work on high impact engineering projects that help build a fairer future for all. You will work in a collection of small services built on Ruby and Javascript, with both SQL and NoSQL databases, as well as message queues for asynchronous tasks. Checkr was founded by engineers for engineers; we want to create the best environment for developers to build, learn and love their work. What you’ll do: Own the product development of features from design, implementation, to release Partner with product, design and other stakeholders in designing new features Collaborate with other engineers in architecting and implementing new features Design, develop, test, deploy, maintain, and improve our products Deliver performant, reliable, scalable, and secure code capable of supporting hundreds of thousands of transactions a day Monitor, investigate, triage, and resolve production issues as they arise for services owned by the team Bring a customer-centric, product-oriented mindset to the table - collaborate with customers and internal stakeholders to resolve product ambiguities and ship impactful features Experimentation mindset - autonomy and empowerment to validate a customer need, get team buy-in, and ship a rapid MVP Quality mindset - you insist on quality as a critical pillar of your software deliverables Develop new end to end web applications Instrument and deploy new product experiments