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

What does a successful Client Tech Support Engineer do?

This role works cross-functionally with teams across Clover—including Technical Writers, Squad Engineers, Operations, and Product Managers—in a responsive and close-knit environment. You will become a subject-matter expert in our products, manage high-priority technical escalations, enhance developer documentation, investigate complex technical challenges, and deliver data-driven, high-impact outcomes.

What you will do:

• Respond to incoming support requests via email and prioritize issues based on severity

• Troubleshoot technical issues, escalating to Product or Engineering teams when needed, and drive issues through to resolution

• Support developers by responding to questions posted in the community forum

• Work with third‑party developers building apps on the Clover platform and act as the primary technical contact throughout their development journey

• Answer questions related to Clover’s platform technologies, including REST APIs and SDKs (Windows, iOS, Android, etc.)

• Participate in planning and building example apps and demo applications that showcase platform features and best practices

• Contribute to the planning and development of internal tools that improve the support model

• Approve new developer accounts and third‑party applications, working with Fiserv Legal and Compliance to ensure risk alignment

• Lead, manage, and drive projects end-to-end—from discovery calls through to production implementation—guiding developers on how to integrate or build using Clover APIs

What you will need to have:

• Strong interest in supporting third‑party developers and helping them succeed on the platform

• Demonstrable programming skills and prior experience in technical support

• Ability to write simple code snippets and discuss basic data structures and algorithm choices

• Flexibility to work in a production operations environment with a focus on support

• Strong analytical abilities and a creative, resourceful approach to problem‑solving • Proficiency in at least one programming language: Java, Python, PHP, C#, JavaScript, or Node.js

• Previous experience in software development, software consulting, or technical support

• Proficient in Japanese language, both spoken and written.

What would be great to have:

• Knowledge of Android or iOS is an advantage

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).

Our commitment to Diversity and Inclusion:

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.

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.