Full-Stack Engineer (Backend Leaning) - Payments Engineering

Overview

Full-stack engineer (backend leaning) on the Payments team, which owns billing, usage tracking, pricing and payments across self-serve and enterprise customers at ElevenLabs.

What you'll do

• Build and maintain usage tracking so requests are metered accurately without impacting latency.
• Lead the migration of enterprise pricing and usage processing, including new stream-processing services for usage events.
• Make it easy for customers to upgrade and pay, including paying through different entities and supporting new payment providers.
• Work with Finance and Tax teams to meet compliance, audit and reporting requirements.
• Enable pricing and Growth experiments with Growth and product teams.
• Debug complex customer billing scenarios by piecing together what happened from the customer's experience, logs and code, and fix the cause.
• Collaborate with Sales, FDEs, Finance and engineers across the company.
• Scope carefully, plan migrations, and roll out changes that extend or replace existing systems without disrupting customers.

What you'll need

• Expertise in Python.
• A strong background in backend development.
• Experience with common software and system design patterns and infrastructure, including APIs, cloud infrastructure tools, storage solutions and data structures.
• Strong test design and security fundamentals.
• Care and attention to detail when changing live systems that handle money.
• The ability to learn a large existing system quickly and to debug complex production issues.
• No formal experience, certifications, or degrees required; engineers should show they have solved hard problems through past projects or GitHub contributions.

Nice to have

• Experience with payment processing providers, or with billing and usage-based pricing systems.
• Experience with stream processing or high-throughput event pipelines.
• Experience working with finance, tax or audit requirements.
• Experience with Kubernetes.

Details

• Team is based across the UK, EU and US, which is the main focus; exceptional candidates elsewhere are considered.
• Work remotely, or from offices in Dublin, London, New York, San Francisco and Warsaw.