Staff Software Engineer – Billing & Subscription Platform

Job Description

Work Arrangement:
Hybrid. This role is categorized as hybrid. The successful candidate is expected to report to Warren MI three times per week at minimum.

About the Role

Join GMs Digital Products Engineering organization and help define the next generation of our subscription and billing platform. As a Staff Software Engineer (Level 8) you will lead technical domains drive architecture across teams and serve as an engineering leader for billing platform.

You will provide hands-on technical leadership for our Zuora integrations scalable batch processing systems revenue recognition systems journal systems and onboarding experiences for millions of OnStar customers while also setting the longterm architecture and standards for the broader billing platform.

This is a senior individual contributor role: you will design build and optimize cloudnative solutions on Azure using modern frameworks and eventdriven architectures while influencing roadmaps mentoring senior engineers and collaborating across product finance tax and eCommerce teams.

What Youll Do

• Lead architecture and technical direction for core billing domains (subscriptions invoicing payments taxation adjustments) and Zuora integration setting patterns and reference implementations used by multiple teams.
• Drive design and development of complex billing platform features and integrations ensuring they are resilient secure and compliant across markets.
• Design and evolve highvolume batch processing systems for financial transactions with clear SLIs/SLOs and strong observability (logs metrics traces).
• Shape endtoend onboarding and account lifecycle experiences for OnStar and other connected services partnering with product and UX to deliver seamless customer journeys.
• Lead migration of services to Azure using cloudnative best practices including containerization infrastructureascode and secure-by-default configurations.
• Build and review microservices and eventdriven systems leveraging Kafka and modern service design ensuring consistency reuse and high reliability across the platform.
• Collaborate across organizations (product business finance tax data and other engineering teams) to define scalable solutions and align technical decisions with business priorities.
• Mentor and coach engineers at multiple levels providing guidance on design coding testing observability and operational excellence; help grow future technical leaders.
• Champion engineering best practices (code quality automated testing CI/CD security reviews) and lead design/architecture reviews for highimpact initiatives.
• Influence longterm platform strategy identifying simplification modernization and derisking opportunities across billing integrations and data flows.

Your Skills & Abilities (Required Qualifications)

• Bachelors degree in Computer Science or related technical field or equivalent practical experience.
• 10 years of professional software engineering experience with at least 3 years in roles leading design and delivery of complex backend or platform systems.
• Significant experience with fullstack or backend development for enterprise integrations ideally including Zuora or similar billing/subscription platforms.
• Strong experience with batch processing and financial systems including reliability reconciliation and data integrity considerations.
• Handson Azure experience including designing and migrating services to cloudnative architectures (containers managed services security networking).
• Proficiency in several of the following: Java Spring Boot JavaScript/TypeScript React/Angular.
• Experience building microservices eventdriven systems with Kafka and working with both relational and NoSQL databases.
• Solid understanding of automated testing and quality practices including frameworks such as JUnit Jest Cypress or equivalents.
• Proven ability to lead technical direction influence crossteam decisions and deliver results in a complex highly integrated environment.

What Will Give You A Competitive Edge (Preferred Qualifications)

• Prior experience with billing systems (Zuora or similar) and/or financial applications particularly in multiregion or multientity environments.
• Prior experience with integration of payment gateways
• Familiarity with Shopify and related storefront technologies especially in the context of subscription or recurring billing.
• Familiarity with Liquid or Hydrogen frameworks or similar technologies for building custom storefront experiences.
• Demonstrated technical leadership and mentoring experience including guiding senior engineers and influencing architecture at the organization level.
• Experience modernizing legacy platforms into microservices and implementing eventdriven architectures at scale.
• Background working closely with finance tax and compliance partners on requirements for invoicing taxation and revenue recognition.

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.

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