Design, build, and maintain high-throughput, highly reliable systems that power core Billing capabilities. Take ownership of features from initial design through to production, monitoring, and ongoing improvement. Architect solutions that scale with growing transaction volumes and customers. Write clean, maintainable, well-tested code and set a high bar for code quality and engineering standards. Lead design discussions and contribute to architecture decisions, balancing short-term delivery with long-term sustainability. Work closely with Product Managers, Designers, Data, Risk, and Operations to translate business requirements into robust technical solutions. Help shape product direction by providing technical insights, trade-offs, and delivery estimates. Partner with Customer Support or Operations teams to investigate and resolve production issues. Support and mentor other engineers through code reviews, pairing, and design feedback. Act as a force multiplier by driving best practices and long-term decisions for our engineering community. Contribute to shaping our team and wider engineering culture to ensure Paddle remains an exceptional place to work.