Senior Web Accessibility Engineer

Senior Web Accessibility Engineer

Location: Sunnyvale, California

Job ID: R-10388249

Category: Technology

Remote

Posting Start Date: 30-September-2026

Posting End Date: 05-October-2026

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 Accessibility Engineer

Staff Web Engineer - Web Platform

Clover is looking for a Staff Web Engineer with deep expertise in front end architecture to join our Web Platform team. This team’s primary objective is to provide Clover web engineers with exceptional development experience across our web platforms while supporting the large-scale expansion of our engineering teams. With hundreds of engineers building web experiences across 4 continents, Clover’s patterns and tooling for web development are critical to its ability to effectively deliver business value to our customers.

As a member of the Web Platform Team focusing on App Infrastructure, you will own the design, implementation, support and improvement of crucial foundational libraries, architectural patterns and self-service tools leveraged actively by web engineers across the company.

Responsibilities of this Role:

• Architecture & System Design: Design end-to-end web architectures, micro-frontends, API integrations, and server-side rendering (SSR) implementations optimized for high traffic, low latency, and high availability.
• Technical Strategy & Roadmap: Partner with product management and business leaders to define long-term technical direction, evaluate emerging technologies, and guide multi-quarter roadmaps.
• Quality & Engineering Standards: Establish coding standards, testing frameworks, CI/CD practices, continuous performance monitoring, and web accessibility (WCAG) guidelines across the organization.
• Mentorship & Culture: Provide technical leadership and sponsorship for senior, mid-level, and junior engineers. Lead design and code reviews to elevate team technical capabilities.
• High-Impact Execution: Hands-on development of core platforms, critical SDKs, complex web interfaces, and high-risk technical migrations.

Basic Qualifications

• 8+ years of professional software development experience, with a heavy focus on web platforms, web architecture, and full-stack runtime systems.
• Bachelor's Degree (preferably Computer Science or Engineering) or equivalent practical technical education.
• Proven experience building and maintaining large-scale web applications, web infrastructure, or shared developer platform tools.
• Hands-on background delivering web UIs as a feature developer alongside deep knowledge of browser execution models, JavaScript/TypeScript ecosystems, and HTML/CSS standards.
• Strong proficiency with version control and automated CI/CD pipelines (GitHub Enterprise, Jenkins, or similar).
• Excellent verbal and written technical communication skills with a track record of cross-functional collaboration.

Preferred Technical Qualifications:

• Deep knowledge of React / Webpack / modern tools
• Experience with Typescript
• Writes clean code, uses modern JS syntax. Cares about code quality
• Experience with localization
• Experience with javascript test frameworks - jest etc.
• Experience writing scripts, tools, etc
• Very comfortable in Node.js
• Some DevOps experience / Cloud Platform experience AWS / GCP
• Experience with npm packages, versioning
• Understanding of web performance
• Strong communication skills - written and verbal

Preferred Qualities:

• Creative and innovative mentality
• Willingness to put ideas forward
• Open mindedness
• Empathy for developers and teammates
• Desire for excellence

Bonus Points:

• Enjoys a light-hearted work environment
• Talented with meme-based slack communication
• Experience with GCP, terraform, puppet
• Experience with Micro Front-end architecture
• Experience with javascript Module Federation

Salary Range $160,000.00 - $240,000.00

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.

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 [email protected]. 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.