Senior Full Stack Software Engineer

Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv. Job Title Senior Full Stack Software Engineer What does a successful Fullstack Engineer do at Clover? In this role, you will be an experienced engineer helping to improve and expand our platform and product. You will accomplish this by maintaining and adding new features, investigating/resolving bugs, creating helpful documentation, and re-architecting our system to achieve better scalability and availability. As part of the loyalty program team, you will be responsible for building applications that define the user experience on the Clover Dashboard. Partnering with Infrastructure, Product, and Design teams, you will be pragmatic in balancing priorities and enjoy working in an iterative model where specifications are constantly evolving. You will own your services from development through deployment, mentor junior talent, and help drive the technical roadmap for products that support over 700k merchants worldwide. What you will do: Architect, design, and develop web-based front-end and microservices backend applications mainly using Java, Javascript, Typescript, React and Python Evaluate and recommend modern frameworks, technologies, and tools, and execute the corresponding processes. Design, implement, and maintain REST APIs for devices and web clients including our web dashboard, devices, mobile apps and 3rd party apps Identify technical requirements in product meetings and assist the business team with realistic project planning and feature development; translate product requirements into functional, maintainable, extensible software that is in-line with company objectives Promote effective use of AI‑powered software engineering and productivity tools (e.g., AI coding assistants, test generation, code review, documentation, and incident analysis tools) to improve developer efficiency and code quality. Own your services/features from development through deployment and production monitoring Participate in design/code reviews. Partner with the Infrastructure Team to design data models that support large-scale highly available services Work with QA to develop test plans/strategies Participate in a regular on call and release management rotation Collaborate with cross-functional, distributed agile teams with the flexibility to work across time zones. Architect, build, and maintain robust, scalable, reliable, highly available, and performant applications. Coach and mentor engineers to deliver efficient, extensible solutions and improve their technical and leadership skills. Advocate engineering best practices by actively engaging and leveraging agile methods and a CI/CD DevOps mindset. Triage bugs and their impact on product or service operations and quality, focusing on customer centricity Prioritize and multi-task between projects with the ability to handle changing priorities. Help to define the vision, strategy, and own, and drive the software technical roadmap. Excellent team player with strong empathy and critical thinking skills. What you will need to have: Degree in Computer Science or Engineering field or related experience 7+ years of software development experience, preferably Full Stack. Experience using and championing AI‑based software engineering and productivity tools (e.g., AI coding assistants, automated testing, code quality analysis, documentation generation, or operational intelligence tools) to accelerate delivery and improve quality Strong coding skills; Java is our first choice of primary language Experience with Spring Boot for building microservices Professional experience with React and TypeScript Strong knowledge of relational databases (e.g., MySQL) and document databases (e.g., MongoDB). What would be great to have: Familiarity with Google Cloud Pub/Sub, K8, Lambda run, LLM prompting techniques, Kotlin and Python Previous experience in the payments or fintech industry Background in re-architecting systems for high availability and scalability 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 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 #LI-SH2 Salary Range $140,000.00 - $210,000.00 These pay ranges apply to employees in Sunnyvale, California. Pay ranges for employees in other states may differ. It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran. 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. Thank you for considering employment with Fiserv. Please: Apply using your legal name Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable). 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. Note to agencies: Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions. Warning about fake job posts: Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address. There's a reason why Fiserv is the global leader in information management and electronic commerce systems for the financial services industry. It's our people. If you are a talented professional who gets excited by the challenge of helping Fiserv lead the transformation of financial services technology for our clients' benefit, we encourage you to explore career opportunities with Fiserv, where turning possibilities into realities is the norm.