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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

Server Engineer, Sr Staff

What Does a Successful Sr. Staff Server Engineer Do at Clover?

A successful Senior Staff Server Engineer at Clover is a technical leader who drives architectural excellence and system scalability. You play a key role in designing and building fault-tolerant distributed systems that support seamless transactions, order management, and inventory tracking. You anticipate challenges, innovate solutions, and mentor teams to deliver high-quality software. Your expertise in microservices, cloud infrastructure, and API design helps shape the future of Clover’s platform, ensuring businesses can operate efficiently and securely at scale.

About The Team

Join our rapidly growing engineering team, dedicated to building innovative product and platform software. We take ownership of web and server solutions, powering Clover applications that support businesses worldwide.

What You Will Do

• Lead critical architecture initiatives within Clover’s Point of Sale zone.

• Design and develop scalable, fault-tolerant applications that empower businesses.

• Craft intuitive, extensible APIs (RESTful or GraphQL) to support seamless integrations.

• Architect microservices and cloud-native applications for high availability and performance.

• Guide technical teams through design and implementation of complex systems.

• Ensure reliability, maintainability, and scalability across the software stack.

• Optimize database design and performance (SQL and NoSQL).

• Drive best practices in multithreading, concurrency, and asynchronous programming.

• Collaborate cross-functionally to enhance Clover’s payment and inventory solutions.

What You Will Need To Have

• Bachelor’s degree in Computer Science or a related field.

• 15+ years in software development, with 10+ years focused on distributed systems.

• 5+ years of technical leadership delivering complex systems to production.

• Deep expertise in software architecture, object-oriented design, and cloud systems.

• Proficiency in Java, Kotlin, or Scala, with strong knowledge of Spring Boot (Spring Cloud preferred).

• Strong background in database design, SQL, and exposure to NoSQL.

• Experience with microservices, micro-apps, and cloud-native architectures.

• Solid grasp of algorithms, data structures, and system design principles.

• Ability to write maintainable, testable, and high-performance code.

• Experience with agile methodologies, iterative development, and lean practices.

• Strong communication and presentation skills for effective technical collaboration.

What Would Be Great To Have

• Master’s degree in Computer Science or related field.

• Professional architect or cloud service provider certifications.

• Interest in functional programming.

• Experience with POS systems.

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Salary Range

$142,800.00 - $240,600.00

These pay ranges apply to employees in New York and 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.

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).

What you should know about us:

Fiserv is a global leader in payments and financial technology with more than 40,000 associates proudly serving clients in more than 100 countries. As one of Fortune ® magazine's "World's Most Admired Companies™" 9 of the last 10 years, one of Fast Company’s Most Innovative Companies, and a top scorer on Bloomberg’s Gender-Equality Index, we are committed to innovation and excellence.

Our commitment to Diversity and Inclusion:

Fiserv is an Equal Opportunity Employer, and we welcome and encourage diversity in our workforce that reflects our world. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other category protected by law.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

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 business email address. We will not hire through text message, social media, or email alone, and any interviews will be conducted in person or through a secure video call. We won’t ask you for sensitive information nor will we ask you to pay anything during the hiring process. We also won’t send you a check to cash on Fiserv’s behalf.

If you see suspicious activity or believe that you have been the victim of a job posting scam, you should report it to your local FBI field office or to the FBI’s Internet Crime Complaint Center.