Jobs and Careers

Senior Full Stack Software Engineer

Berkeley Heights, United Statesfull_timeVerifiedPosted 4 May 2026

💰 $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:

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
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.