Software Engineer – Billing & Subscription Platform

Responsibilities

• 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 high‑volume batch processing systems for financial transactions, with clear SLIs/SLOs and strong observability (logs, metrics, traces).
• Shape end‑to‑end 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 cloud‑native best practices, including containerization, infrastructure‑as‑code, and secure‑by‑default configurations.
• Build and review microservices and event‑driven 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 high‑impact initiatives.
• Influence long‑term platform strategy , identifying simplification, modernization, and de‑risking opportunities across billing, integrations, and data flows.

• Bachelor’s 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 full‑stack 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.
• Hands‑on Azure experience, including designing and migrating services to cloud‑native architectures (containers, managed services, security, networking).
• Proficiency in several of the following:
  Java, Spring Boot, Node.js, JavaScript/Type Script, React/Angular .
• Experience building microservices , event‑driven systems with Kafka , and working with both relational and No
  
  SQL 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 cross‑team decisions, and deliver results in a complex, highly integrated environment.