Full Stack Developer

Post Date

Jan 29, 2026

Location

Berkeley Heights,
New Jersey

ZIP/Postal Code

07922
US
Apr 06, 2026 Insight Global

Job Type

Contract

Category

Software Engineering

Req #

NNJ-f5aa1906-88a9-41d9-8944-cd136590204d

Pay Rate

$52 - $65 (hourly estimate)

Job Description

A Full‑Stack Engineer at Fiserv focuses primarily on backend delivery (≈80%), designing and building robust API services with a strong emphasis on REST. They create and manage AWS‑hosted APIs, ensuring secure, scalable integrations and reliable performance across environments. On the front end, they contribute with Angular to wire up clean, functional experiences that consume these services. This role blends hands‑on API development, cloud implementation, and light UI work to deliver end‑to‑end features that are resilient, well‑documented, and easy to maintain.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

API development
REST API design & integration
AWS (cloud + API hosting)
Angular (front‑end framework)

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.