
Transparent financing for modern consumers
Affirm, headquartered in Chinatown, San Francisco, CA, is a leading fintech company specializing in point-of-sale installment loans. With over 21 million consumers and 337,000+ merchants including Shopify, KAYAK, and Walmart, Affirm offers flexible payback options ranging from 3 to 36 months. The co...
Affirm offers a remote-first workforce policy, allowing employees to work from anywhere in their home country. Benefits include 18 weeks of paid paren...
Affirm's culture is centered around transparency and consumer empowerment, with a focus on delivering honest financial products. The company actively ...

Affirm • Remote US
Affirm is seeking a Staff Backend Engineer to set technical strategy and contribute to the API lifecycle. You'll work with Java and REST APIs to build solutions for enterprise merchants. This role requires extensive experience in backend engineering.
You have 5+ years of backend engineering experience, particularly in building production systems that scale effectively. You’ve owned services from design through deployment and have navigated the complexities of debugging distributed systems. Your expertise in Java is complemented by a strong understanding of REST APIs, allowing you to design and implement high-performance solutions that meet business needs.
You are a strategic thinker who can set technical direction for your team over the long term. You understand the importance of aligning technical solutions with business objectives and are skilled at managing risks and trade-offs throughout the product development lifecycle. Your collaborative nature enables you to work effectively with product management, design, and analytics teams to ensure that technical sustainability is prioritized.
You take pride in fostering a culture of quality and ownership within your team. By setting clear code review and design standards, you advocate for best practices that extend beyond your immediate team. You are committed to mentoring others and sharing your knowledge through writing and tech talks, helping to elevate the technical capabilities of your organization.
You are proactive in managing your team’s operations and availability. You ensure that the right monitoring, triage rotations, and playbooks are in place to support ongoing operations and on-call efforts. Your attention to detail and commitment to operational excellence help maintain high service availability and performance.
Experience with cloud platforms such as AWS or Azure would be a plus, as would familiarity with API management tools. A background in financial technology or e-commerce can also enhance your contributions to the team.
In this role, you will be responsible for defining the technical strategy for your team, focusing on critical projects that have a significant business impact. You will contribute to the entire API lifecycle, which includes designing, developing, testing, maintaining, and evolving APIs that power Affirm’s integrations with enterprise merchants and partners.
You will collaborate closely with cross-functional teams throughout the product development lifecycle. This involves working with product management to understand user needs, partnering with design to create intuitive interfaces, and collaborating with analytics to measure the success of your solutions. Your ability to communicate technical concepts clearly will be essential in ensuring that all stakeholders are aligned and informed.
As a Staff Backend Engineer, you will act as a force-multiplier for your team. Your advocacy for technical solutions and operational processes will help streamline workflows and improve efficiency. You will take ownership of your team’s operations, ensuring that monitoring and alerting systems are robust and effective in supporting ongoing service availability.
You will also play a key role in fostering a culture of quality within your team. By setting high standards for code reviews and design practices, you will help ensure that your team delivers high-quality solutions that meet user expectations. Your leadership will inspire others to take ownership of their work and strive for excellence in all aspects of their contributions.
At Affirm, you will be part of a mission-driven company that is reinventing credit to make it more honest and friendly. You will have the opportunity to work on impactful projects that directly influence the way consumers interact with credit. We offer a collaborative work environment where your contributions will be valued and recognized.
You will enjoy the flexibility of a remote work environment, allowing you to balance your professional and personal life effectively. We provide competitive compensation and benefits, ensuring that you are rewarded for your hard work and dedication. Join us in making a difference in the financial technology space and help shape the future of credit.
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