Backend Software Engineer II

About The Company
Checkr is a pioneering technology company dedicated to building a comprehensive data platform that enables safe, fair, and transparent decision-making processes. Founded in 2014, Checkr leverages innovative technology and a robust data infrastructure to assist organizations in assessing risk, ensuring safety, and maintaining compliance across various industries. With a customer base exceeding 100,000 clients—including prominent companies such as DoorDash, Coinbase, Lyft, Instacart, and Airtable—Checkr has established itself as a leader in the background check and risk assessment space. The company's mission is to create trusted workplaces and communities by providing reliable, ethical, and efficient solutions.
Recognized on the Forbes Cloud 100 2025 List and designated as a Y Combinator 2024 Breakthrough Company, Checkr cultivates a dynamic environment where solving complex problems with innovative solutions is at the core of its culture. The organization is committed to fostering an inclusive and collaborative workplace that values continuous learning, technical excellence, and impactful contributions. Checkr’s team of engineers and professionals thrive on advancing the company’s mission by developing scalable, secure, and high-performance products that impact millions of users worldwide.
About The Role
We are seeking a talented Software Engineer to join our dynamic team. In this role, you will be instrumental in developing high-impact engineering projects that contribute to building a fairer and more transparent future for all. You will work on a collection of small, modular services primarily built on Ruby and JavaScript, utilizing both SQL and NoSQL databases, as well as message queues to handle asynchronous tasks. As a company founded by engineers for engineers, Checkr offers an environment designed to nurture innovation, technical excellence, and professional growth.
Your responsibilities will include owning the end-to-end development of features—from conception and design to implementation, testing, and deployment. Collaborating closely with product managers, designers, and other stakeholders, you will help shape new features that enhance our platform’s capabilities. You will also be responsible for maintaining code quality, ensuring security, and optimizing performance to support hundreds of thousands of transactions daily. Additionally, you will monitor, troubleshoot, and resolve production issues, ensuring the reliability and stability of our services. The role encourages experimentation, data-driven decision-making, and continuous improvement, providing opportunities for you to develop new web applications and contribute to product innovations.
Qualifications

• 2+ years of full-stack software development experience
• Proficiency in Ruby and JavaScript (or similar languages/frameworks)
• Experience with test frameworks and automation tools such as Cypress
• Strong understanding of RESTful API development
• Passion for Extreme Programming (XP) practices, Domain-Driven Design, and Continuous Delivery
• Experience working with SQL and NoSQL databases
• Familiarity with component-based design systems (bonus)
• Excellent documentation skills
• Strong ownership mindset from feature design to production release
• Ability to collaborate effectively with external stakeholders
• Enthusiasm for learning, innovation, and teamwork
• Proactive, action-oriented approach with resilience in ambiguity

Responsibilities

• Own the full lifecycle of product features, including design, implementation, testing, and deployment
• Partner with product, design, and other teams to define and develop new features
• Collaborate with engineering peers to architect and implement scalable solutions
• Develop, test, and maintain performant, reliable, and secure code capable of supporting high transaction volumes
• Monitor and troubleshoot production systems to identify and resolve issues promptly
• Engage with customers and internal stakeholders to understand needs and deliver impactful features
• Experiment with new ideas and validate customer needs through rapid MVP development
• Ensure high-quality code and documentation standards across all deliverables
• Instrument and deploy product experiments, utilizing data to inform decisions
• Contribute to the development of new web applications and features that enhance user experience

Benefits

• Fast-paced, collaborative work environment fostering innovation
• Learning and development allowance to support continuous growth
• Competitive compensation packages with clear opportunities for advancement
• 100% coverage for medical, dental, and vision insurance
• Reimbursement of up to $25,000 for fertility, adoption, and parental planning services
• Flexible paid time off policy to support work-life balance
• Monthly wellness stipend to promote health and well-being
• In-office perks such as lunch, snacks, beverages, and commuter stipends at hub locations
• Relocation stipends available for eligible candidates

Equal Opportunity
Checkr is committed to fostering an inclusive and diverse workplace. We believe that a variety of perspectives and lived experiences strengthen our team and enhance our ability to serve our customers effectively. We are dedicated to hiring talented individuals from all backgrounds, including those impacted by the justice system, in accordance with applicable laws such as San Francisco’s Fair Chance Ordinance. We promote equal employment opportunities and ensure a workplace free from discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, age, disability, or any other protected status. We value your unique contributions and look forward to welcoming you to our team.