Staff Engineer (Payments)

Staff Engineer (Payments) About Your Role Fiserv is a global leader in financial services technology, and our Clover team is at the heart of transforming how merchants around the world connect with customers and grow their businesses. As a Staff Backend Engineer for Payments, you will join a highly collaborative product engineering team responsible for creating and scaling cutting‑edge back‑of‑house web applications, e‑commerce APIs, and business‑critical payment integrations. In this role, you will take technical ownership of the high‑throughput cloud infrastructure that powers our Virtual Terminal, Invoicing, Recurring Billing engines, and hosted checkout solutions, directly ensuring that millions of global transactions are processed seamlessly every day. What You’ll Do Lead the design, end‑to‑end development, and cloud deployment of scalable software applications and microservices to support Clover’s payment processing ecosystem. Partner deeply with cross‑functional product, design, and architecture teams to gather complex requirements and translate business goals into clean, maintainable technical specifications. Perform rigorous coding, testing, and proactive debugging of backend components to guarantee optimal latency, fault isolation, and transaction reliability. Maintain, refactor, and evolve existing core payment codebases while leading architectural design and peer code review processes to uphold elite engineering standards. Mentor engineers and emerging technical leaders, providing architectural guidance to enhance the collective capabilities and product‑thinking of the development team. Participate in regular on‑call and release management rotations to provide production support services and maintain high system availability. Responsibilities listed are not intended to be all‑inclusive and may be modified as necessary. Experience You’ll Need to Have Core Engineering Foundations: 8+ years of professional software development experience delivering production‑grade systems within a product‑driven team environment. Java Mastery: Strong, hands‑on coding skills within the JVM ecosystem, utilizing Java and Spring Boot to design and scale distributed microservices. Orchestration & Scale: Practical experience developing and deploying containerized workloads within a Kubernetes environment. Platform Mindset: Demonstrated ability to generalize complex business processes and build simple, flexible, and extensible core domain services that cleanly support multiple consumer products. API Design: Deep expertise in designing, versioning, and maintaining secure, performant RESTful APIs for web and mobile clients. Data & Distributed Systems: Solid experience working with relational databases (e.g., MySQL) paired with hands‑on experience designing large‑scale distributed architectures across cloud platforms (AWS, Azure, or GCP). DevOps Maturity: Strong proficiency with version control systems (Git), automated testing frameworks, and managing automated CI/CD pipelines. Problem Solving: A proven self‑starter with exceptional troubleshooting skills who can independently identify system bottlenecks and execute robust technical solutions. Experience That Would Be Great to Have Domain Expertise: Previous engineering experience within the payments, e‑commerce, core checkouts, or fintech industries. System Hardening: Foundational understanding of network security protocols, data tokenization, compliance standards (PCI DSS), and core cryptography. Full‑Stack Exposure: Hands‑on experience or familiarity working across multiple parts of the application stack, including modern web user interfaces. How you’ll work This role is on‑site Monday through Friday. Fiserv considers in‑person collaboration to be an essential part of this role as in‑person office experiences help you with your overall onboarding experience and leads to stronger productivity. This role requires being on‑call during non‑standard and/or overnight hours on a rotational basis. This role requires use of a computer and audio equipment. Benefits at Fiserv Fuel Your Life program to support your physical, financial, social, and emotional well‑being Paid holidays and generous time away policies No‑cost mental health support through Employee Assistance Programs Living Proof program to recognize your peers’ extra effort with points redeemable for rewards Eight Employee Resource Groups to foster a collaborative culture and expand your network Unparalleled professional growth with training, development, and internal mobility opportunities Medical, dental, vision, life, and disability insurance options available from day one Retirement planning and discounted shares with the Employee Stock Purchase Plan Tuition assistance and reimbursement program Paid parental, caregiver, and military leave Salary Range $160,000.00 - $240,000.00 These pay ranges apply to employees in Sunnyvale, California. Pay ranges for employees in other states may differ. For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company’s sole discretion. Our Commitment to Equal Opportunity Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law. If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact View email address on click.appcast.io. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information. 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