Sr Backend Engineer, Billing
LaunchDarkly2 months ago
Base Salary
$163k - $264k/yr
Responsibilities
- Design and build systems defining plans, pricing, entitlements, and limits and expose them through APIs.
- Decompose the billing monolith into correct, testable, independently deployable services.
- Own end-to-end correctness for usage metering, reconciliation, invoices, and customer-visible usage data.
- Operate production systems through SLOs, alerting, on-call support, and root-cause fixes.
Requirements
- At least 6 years of professional software engineering experience with significant work on complex backend applications.
- Experience decomposing a monolith.
- A track record building systems where correctness is non-negotiable, including practices such as idempotency, reconciliation, reversible migrations, and safe cutovers.
- Proficiency in at least one backend language such as Go, Rust, or Python.
- Familiarity with cloud infrastructure such as AWS or an equivalent platform, plus strong production ownership including on-call.
- Billing, payments, metering systems, usage-based pricing, entitlements, quotas, or multi-tenant limits experience is a bonus.
Benefits
- Restricted Stock Units (RSUs)
- Health, vision, and dental insurance
- Mental health benefits
Categories
About LaunchDarkly
LaunchDarkly sells a feature management platform for software teams, providing feature flags, experimentation, observability, and runtime controls for code and AI agents. Its SaaS products help release safely, target rollouts, and adjust behavior after deploy without redeploys. Founded in 2014 and headquartered in Oakland, CA, the company processes tens of trillions of flag evaluations daily and is used by over a quarter of the Fortune 500.