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Senior Full Stack Software Engineer

Fiserv
Berkeley Heights, United Statesfull_timeVerifiedPosted 14 Oct 2025
💰 $164,400/yr($97,500/yr$164,400/yr)

About the role

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

We're Clover, the largest cloud-based integrated commerce operating system for small and medium businesses.  You've probably seen us in your favorite restaurants and shops; we support over 700k merchants worldwide and in 2022 processed over $240 billion card transactions.  Clover enables merchants to accept payments, run their business and sell more.  Come help us transform the way merchants do business, join Clover.

About the Team

The Growth and Merchant Self-Service team is responsible for building applications that define the vast majority of the user experience on Clover Dashboard to help merchants to configure and fine tuning the account and responsible for the clover.com website and Growth initiatives.  Our products cover a wide spectrum from Subscriptions, Complex integration with other systems in Fiserv, Shopping new hardware, Tasks services to guide the merchant to setup the account, and various other areas.  

What does a Fullstack Engineer do at Clover?

In this role, we're looking for an experienced backend software engineer to help improve/expand our platform and product.  You will accomplish this by maintaining and adding new features, investing/reproducing/resolving bugs, creating helpful documentation, and re-architecting our system to achieve better scalability and availability. 

Partner with the Infrastructure, Product and Design teams, you will be pragmatic in balancing priorities and enjoy working in an iterative model where specifications are constantly changing.

What you will do:

  • Design/implement and maintain REST APIs for mobile and web clients including our web dashboard, 3rd party apps

  • Design/implement and maintain React applications

  • 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

  • Own your services /features from development through deployment and production monitoring

  • Participate in design/code reviews.

  • Mentor junior engineers

  • Partner with the Infrastructure Team to design data models to support large-scale highly available services

  • Work with QA to develop test plans/strategies

  • Participate in a regular on call rotation

What you will need:

  • Degree in Computer Science or Engineering field or related experience

  • 5+ years of industry experience

  • Strong coding skills; Java is our first choice of language, a plus if you are also familiar with Kotlin and Python

  • Strong knowledge of relational databases such as MySQL

  • Experience with microservices, preferably Spring Boot

You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role.

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Salary Range

$97,500.00 - $164,400.00

These pay ranges apply to employees in New Jersey and New York. 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.

This position is not eligible for an annual incentive opportunity and is also not eligible to earn commissions.

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Complete the step-by-step pro

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Company

Fiserv

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