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Be a part of the company that’s transforming the way merchants do business

We’re a team of inspired problem solvers building powerful, intuitive point-of-sale tools for small and medium businesses. Hardware that’s stylish and functional. Software that scales to any business. We’ve sold over one million Clover devices to restaurants and shops all over the world—and probably in your own neighborhood.


Senior Web Engineer - Data Platform

Job ID R-10313482 Date posted 09/29/2023

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 Web Engineer - Data Platform

Senior Web Engineer

Job Description

Join the Fintech and SaaS revolution that is helping small businesses grow faster and get the technology and insights previously available only to the “big guys.”  

At Clover, you will be part of an entrepreneurial team working in a fast-paced and rapidly growing environment, with the benefits of a parent company, Fiserv, a global leader in Fintech and payments enabling innovative financial services experiences that are in step with the way people live and work today!  

At Clover, we deliver the leading Point of Sale system with an elegant end-to-end solution that incorporates beautiful devices, cloud-based POS software, payments processing, platform API’s for third-party developers, and an ecosystem with over 220 apps.  

The Clover platform delivers solutions in a scalable and modular fashion that powers tiny merchants through large football stadiums, supporting millions of transactions daily.  We are looking for self starters with a passion for security technology who want to help us impact millions of merchant’s lives one transaction at a time.

What does an exceptional Web Developer do?

As a Web Developer, you will be a part of a small but growing team of hardworking people responsible for creating and maintaining a suite of cutting edge merchant facing web applications, powering business critical point-of-sale/payments reporting APIs in a fast-paced results-oriented environment. Our Web Developers utilize their technical experience and understanding of business needs to elevate the quality of output of the team and our product over time. They lead by example, prioritize quality, and help define the long-term architecture for the full suite of web applications. We are seeking flexible engineers who are not afraid to be involved in product discussions, debugging issues, work with multiple parts of the stack and own their applications end to end.

As a Web Developer, you can look forward to:

  • Designing and maintaining cloud hosted web-based applications using HTML/XHTML, CSS, JavaScript, React, and other programming tools.

  • Being responsible for building merchant-facing web applications and features from development through deployment, and production monitoring.

  • Work in a cross functional team with Product Managers, Designers, QA, and operations.

    • Identifying technical requirements in product meetings and assisting the business team with realistic project planning and feature development.

    • Translating product and design requirements into functional, maintainable, extensible software that is in-line with company objectives.

    • Working with QA to develop test plans and strategies.

  • Writing automated tests for web features.

  • Performing dev testing to ensure the user experience is consistent and accessible in all supported web browsers.

  • Reviewing peer code, designs, and providing mentorship.

  • Research and develop advanced features with latest technological stack

  • Implement best practices related to Web security and prevent Web vulnerabilities. 

  • Work with Security engineers on different application scans, fix issues and educate team members

  • Being a team player, ability to collaborate idea sharing in a strong product setting.

  • Being a highly motivated “self-starter” who is passionate about web development and is curious to learn new technologies.

  • Following Agile SDLC, participating in planning and Sprint boards.

  • Participating in a regular on call and bug triage rotation.

The above statements are intended only to describe the general nature of the job and should not be construed as an all-inclusive list of position responsibilities.

Basic Qualifications for consideration:

  • Bachelor’s degree required.

  • 6+ years of web development experience using Javascript (Typescript/React)

  • 5+ years of experience with modern web UI technologies (HTML5, CSS3)

  • 5+ years of experience with frontend frameworks such as react, ember, angular, etc.

  • Experienced in the day-to-day practicalities of Software Development Lifecycles such as Scrum.

Preferred Qualifications for consideration:

  • Frontend Javascript experience and understanding in web services, payments/point-of-sale/reporting Platforms, and high-volume transactional systems.

  • Experience with Cypress framework for automation testing.

  • Experience writing JS tests; using tools such as MochaJS and Selenium.

  • Experience with package management systems, such as Yarn, NPM, Bower, etc.

  • Previous experience with CSS precompilers, such as Sass or Less

  • Experience in building single page web applications

  • Understanding of asynchronous request handling, and partial page updates.

Salary Range

$128,800.00 - $219,000.00

These pay ranges apply to employees in New York and California. Pay ranges for employees in other states may differ.

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 fintech leader with 40,000-plus (and growing) associates proudly serving clients in more than 100 countries. As a FORTUNE™ 500 company, one of Fast Company’s Most Innovative Companies, and a top scorer on Bloomberg’s Gender-Equality Index, we are committed to excellence and purposeful innovation.

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.

Salary Range
These pay ranges apply to employees in New York and California. Pay ranges for employees in other states may differ.
This role is not eligible to be performed in Colorado
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