Senior Software Engineer, Criminal Screenings

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 Senior Software Engineer at Checkr, you will play a crucial role in advancing our product in our mission to create the data platform of the future. Across the product development lifecycle, you will collaborate with other engineers and product counterparts to architect and deliver new platform capabilities and key product initiatives. Your passion for technical excellence will drive progress in modernizing our technical stack, simplifying system architecture, and automating manual workflows to ensure our platform's scalability and efficiency.

The Criminal Screenings team is on a mission to orchestrate and deliver the world’s most trusted background check and criminal screening reports, building best-in-class, scalable products that are transparent and accessible to everyone at Checkr.

We own market-leading criminal screening coverage across National Criminal searches, Watchlist, Sex Offender Registry, and jurisdictional workflows—including federal, state, county, and municipal levels—with a strong focus on accuracy, fairness, and fast turnaround times. If you’re passionate about building automation-first solutions, driving radical transparency, and creating delightful experiences that help millions of people get hired fairly, we’d love to have you join our team.

What you'll do:

• Develop new platform capabilities and product offerings from design through release
• Find the balance between speed to market and long-term growth by designing for the horizon and building for today
• Partner with Product to define appropriately sized initiatives to construct a roadmap that meets business needs quarter over quarter
• Preserve customer goodwill by ensuring system availability by participating in on-call rotation, addressing support tickets, and taking action on preventative measures to improve reliability
• Provide mentorship to engineers on the team and across the organization
• Play an active role in the continuous improvement of the engineering organization through lunch table discussions, team showcases, and reviews with senior leadership

What you bring:

• 5+ years of backend software development experience with a strong proficiency in Ruby (preferred), Golang, or JavaScript/TypeScript
• Bachelor’s or Master’s degree in Computer Science, Data Science, AI/ML, or a related fiel