Principal Software Engineer - Fintech
Design and develop reliable billing systems as a Senior Billing Engineer at Cloudflare, ensuring accuracy and operational excellence.
Posted by employer 2 months ago
First seen on Joblaze 2 months ago
Last verified on the company career page 1 day ago
Skills & Technologies
AI in the day-to-day
Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow.
Requirements
- Experience
- 5+ years
Not disclosed in this posting: compensation, work arrangement, visa sponsorship.
Joblaze summary
In the role of Senior Billing Engineer at Cloudflare, the individual will focus on designing and operating systems that manage billing processes, including invoicing and payments, to support the company's extensive customer base. Key skills include proficiency in Go and experience with distributed systems, RESTful APIs, and SQL databases. This position is ideal for seasoned engineers with a strong background in financial systems and a collaborative mindset, as they will work closely with various teams to ensure accurate billing as the company scales.
Joblaze insights
- Listed about 2 months ago — first seen on Joblaze August 7, 2026. Last confirmed on Cloudflare's careers page October 26, 2026.
- Kubernetes appears in 32.6% of 531 comparable senior backend roles in United States; MySQL appears in 5.1% of 531 comparable senior backend roles in United States.
Quick facts
- How much experience is required?
- At least 5 years of relevant experience for this Principal Software Engineer - Fintech role.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: Docker, Go, Kafka, Kubernetes, MySQL, PostgreSQL.
- What seniority level is this role?
- Cloudflare targets senior candidates for this position.
- Is this full-time or contract?
- Full-time for this Principal Software Engineer - Fintech role at Cloudflare.
From the original posting
About Us
About the Role
Cloudflare’s Billing Engineering team builds and operates the systems responsible for usage metering, aggregation, subscriptions, invoicing, payments, and revenue recognition. These systems power billions in revenue and support millions of customers across Cloudflare’s product portfolio.
We are rebuilding key parts of our billing platform to scale with products including AI, Zero Trust, Workers, Bot Management, and DDoS Protection. As a Senior Software Engineer on the Fintech team, you will design reliable financial infrastructure, lead projects from requirements through production, and help ensure billing remains accurate as Cloudflare grows.
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.
Desirable Skills, Knowledge, and Experience
- 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.
Bonus Points
- Experience with billing, payments, subscriptions, usage metering, invoicing, financial ledgers, or revenue recognition.
- Experience with technologies such as PostgreSQL, Redis, Kafka, Kubernetes, Docker, or Temporal.
- Familiarity with reconciliation, idempotency, auditability, and financial data integrity.
- Experience leading technically complex projects across multiple teams.
What Makes Cloudflare Special?
Standard company text repeated across Cloudflare's postings is omitted here.