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Senior Software Engineer - Fintech

Cloudflare· Engineering
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Hybrid (Hybrid)Full-timePosted 1mo ago

About the role

Senior Software Engineer on Cloudflare’s Fintech team responsible for building and operating the billing platform and related financial infrastructure to scale with products like AI, Zero Trust, Workers, Bot Management, and DDoS Protection.

Responsibilities

  • Build Billing Systems: Design, develop, and operate transactional microservices supporting metering, subscriptions, invoicing, payments, and financial workflows.
  • Own Projects End to End: Drive initiatives from requirements and technical design through implementation, testing, deployment, and ongoing operation.
  • Ensure Accuracy and Reliability: Build fault-tolerant systems that safely handle retries, failures, concurrency, and high transaction volumes while preserving financial correctness.
  • Maintain Operational Excellence: Monitor production services, investigate billing issues, improve observability, and address the underlying causes of recurring incidents.
  • Shape Technical Direction: Participate in architecture reviews, make pragmatic technical trade-offs, and help improve engineering standards across the billing platform.
  • Collaborate Cross-Functionally: Work with Product, Finance, Accounting, Support, and other engineering teams to turn complex business requirements into maintainable solutions.

Qualifications

  • Five or more years of professional software engineering experience, or equivalent practical experience.
  • Experience building and operating distributed systems or backend services in production.
  • Proficiency in Go or another modern programming language, with an interest in working extensively with Go.
  • Strong understanding of RESTful APIs, service security, and API standards such as OpenAPI, OAuth, or JWT.
  • Working knowledge of SQL, data modeling, and relational databases such as PostgreSQL or MySQL.
  • Experience designing secure, highly available microservices in Linux or Unix environments.
  • Familiarity with event-driven architectures and asynchronous processing.
  • Strong troubleshooting, communication, and project ownership skills.

Skills

Required:Software engineeringDistributed systemsGoRESTful APIs / API standardsSQL / relational databasesLinux/Unix microservicesEvent-driven architecturesTroubleshooting / ownership
Last updated Sep 2, 2026. Interested? Apply on the company site.

About Cloudflare

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