OneMain Financial Jobs

Job Description

We are looking for a Full Stack Developer with a strong frontend focus to join a growing engineering organization supporting multiple teams and modernization initiatives. This role will work across new feature development, platform modernization, integrations, and ongoing system maintenance. The ideal candidate is comfortable working across the stack but brings deeper strength in React and JavaScript, with hands‑on experience in Node.js and cloud‑native architectures.

Responsibilities:

Design, build, and enhance frontend and backend features using React, JavaScript, and Node.js

Develop and maintain serverless applications in a cloud environment (primarily AWS, with Azure or GCP experience acceptable)

Support one of the following teams:

Integrations Team:

Transition legacy APIs to serverless architectures

Implement new system integrations

Small Enhancements Team:

Deliver new frontend and backend features

Enhance existing application

STM Team:

Perform maintenance, bug fixes, and security updates

Contribute to platform modernization initiatives, including:

Replacing Angular with React

Removing GraphQL from the platform

Addressing technical debt and improving system scalability

Collaborate with engineers, product, and stakeholders to deliver high‑quality solutions

Participate in code reviews and help raise engineering best practices across the team

Take initiative in identifying performance bottlenecks and opportunities for improvement, including load testing

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/.

Skills and Requirements

6+ years of professional software development experience

Strong experience with JavaScript and Node.js

4+ years of React experience (frontend‑heavy candidates strongly preferred)

Experience working with MySQL or similar relational databases

Hands‑on experience with cloud‑native / serverless architectures, preferably AWS (Azure or GCP experience is also acceptable)

Familiarity with modern version control workflows using GitHub Experience with GitHub Actions (team recently migrated to GitHub)

Working knowledge of Docker (limited experience currently on the team)

Exposure to or interest in JMeter and performance/load testing

Opportunity to introduce and implement JMeter practices across the team

Experience contributing to large‑scale platform modernization efforts

Comfort working across legacy systems and modern frameworks simultaneously