Senior Backend Developer - Billing Platform

Job Description

Location : Hybrid : This role is categorized as hybrid. This means the successful candidate is expected to report to Austin, TX or Warren, MI, three times per week, at minimum.

About the Role

Join GM's Digital Products Engineering team and help shape the future of our billing platform. You'll lead Zuora integration, architect scalable batch processing systems, and enhance onboarding experiences for millions of OnStar customers. This is a hands-on technical leadership role where you'll design, build, and optimize cloud-native solutions on Azure, working with modern frameworks and event-driven architectures.

What You'll Do

Lead design and development of billing platform features and Zuora integration.

Architect resilient batch processing systems for high-volume financial transactions.

Enhance OnStar onboarding flows for seamless customer experiences.

Drive migration of services to Azure using cloud-native best practices.

Build microservices and event-driven systems leveraging Kafka.

Collaborate with product, business, and engineering teams to deliver scalable solutions.

Write clean, testable code across front-end and back-end components.

Mentor junior developers and champion engineering best practices.

Required Qualifications

Bachelor's degree in CS or equivalent experience.

5+ years in full-stack development with enterprise integrations (Zuora or similar).

Strong experience with batch processing and financial systems.

Hands-on Azure migration and cloud architecture expertise.

Proficiency in Java, Spring Boot, Node.js, JavaScript / TypeScript, React / Angular.

Experience with microservices, Kafka, and relational / NoSQL databases.

Solid understanding of testing frameworks (JUnit, Jest, Cypress).

Preferred Qualifications

Strong preference for experience with Shopify

Prior experience with billing systems or financial applications.

Familiarity with Liquid or Hydrogen frameworks.

Strong leadership and mentoring skills.

Additional Information :

GM DOES NOT PROVIDE IMMIGRATION-RELATED SPONSORSHIP FOR THIS ROLE. DO NOT APPLY FOR THIS ROLE IF YOU WILL NEED GM IMMIGRATION SPONSORSHIP NOW OR IN THE FUTURE. THIS INCLUDES DIRECT COMPANY SPONSORSHIP, ENTRY OF GM AS THE IMMIGRATION EMPLOYER OF RECORD ON A GOVERNMENT FORM, AND ANY WORK AUTHORIZATION REQUIRING A WRITTEN SUBMISSION OR OTHER IMMIGRATION SUPPORT FROM THE COMPANY (e.g., H-1B, OPT, STEM OPT, CPT, TN, J-1, etc.)

This job may be eligible for relocation benefits.

About GM

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Why Join Us

We believe we all must make a choice every day - individually and collectively - to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee to feel they belong to one General Motors team.

Benefits Overview

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We encourage interested candidates to review the key responsibilities and qualifications for each role and apply for any positions that match their skills and capabilities. Applicants in the recruitment process may be required, where applicable, to successfully complete a role-related assessment(s) and / or a pre-employment screening prior to beginning employment. To learn more, visit How we Hire () .

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