Senior Software Engineer I - Billing

Role & responsibilities

Responsibilities:

• Design, develop, and maintain robust, scalable billing systems and APIs.
  
• Own end-to-end implementation of billing features, including subscription lifecycle, invoicing, metered billing, and payment processing.
  
• Integrate third-party payment gateways (e.g., Stripe, Adyen, PayPal) and financial platforms (e.g., NetSuite).
  
• Ensure compliance with tax, audit, and financial reporting requirements (e.g., SOC 2, PCI DSS).
  
• Collaborate with cross-functional teams (Finance, Product, Legal) to support accurate and timely financial operations.
  
• Lead technical discussions and provide mentorship to junior engineers.
  
• Identify technical debt and participate in architectural reviews to improve long-term scalability and maintainability.
  
• Investigate and resolve production issues related to billing and payment systems.
  

Required Qualifications:

• 5+ years of experience in backend software engineering.
  
• Strong proficiency in a backend language such as

GO, Ruby, K8s - billing systems and processes

• Experience working with relational databases like

  PostgreSQL, MySQL

  , or

  SQL Server

  .
• Deep understanding of software engineering best practices: testing, code reviews, CI/CD, observability.
  
• Experience working with billing, subscription management, or payment processing systems.
  
• Knowledge of accounting and revenue recognition principles is a plus.
  
• Strong communication and cross-functional collaboration skills.
  

Preferred Qualifications:

• Experience with

  Stripe Billing

  ,

  Zuora

  ,

  Recurly

  , or other billing platforms.
• Familiarity with

  tax engines

  like

  Avalara

  or

  Vertex

  .
• Prior experience in a

  SaaS

  or

  high-growth startup

  environment.
• Exposure to

  microservices architecture

  ,

  event-driven systems

  , or

  domain-driven design

  .
• Understanding of

  financial compliance frameworks

  (SOX, PCI).

Preferred candidate profile