Senior Backend Engineer, Billing
LaunchDarklyFeature Management company
United States$163,000 - $263,670Senior
Bessemer Venture Partners
Redpoint
Uncork Capital
Insight Partners
Lead Edge Capital
Threshold
Software Engineering
About the role
TL;DR
Senior Backend Engineer to own and modernize the billing platform, ensuring revenue accuracy.
- •About the Job: As a Senior Backend Engineer on the Billing team, you will own the systems that turn every plan, price, entitlement, and usage limit into revenue
- •checkout, subscription and entitlement APIs, usage metering, and the integrations to our billing, CRM, and finance systems.
- •When billing is wrong, customers get the wrong product and we invoice the wrong amount.
- •Correctness here is a commitment to our customers, not a nice-to-have.
- •You and your team will drive the modernization of our billing platform.
- •Technologies include Go, TypeScript, Postgres, AWS, and Terraform.
- •Exact tool match matters far less than deep backend judgment and a track record of safely changing systems that are not allowed to be wrong.
- •Responsibilities: Design and build the systems that define our plans, pricing, entitlements, and limits, and expose them through our API.
- •Decompose billing from our monolith into services that are correct, testable, and independently deployable.
- •Own correctness end to end
- •usage metering, reconciliation, and the invoices and usage data customers see.
- •Operate what you build: SLOs, alerting, on-call, and fixing root causes rather than repeating mitigations.
- •Qualifications: 6+ years of professional software-engineering experience, with significant work on complex backend applications.
- •Experience decomposing a monolith A track record on systems where correctness is non-negotiable, and the habits that come with it: idempotency, reconciliation, reversible migrations, and safe cutovers.
- •Proficiency in at least one backend language (Go, Rust, Python, etc.) and familiarity with cloud infrastructure (AWS or equivalent), plus strong production ownership including on-call.
- •Bonus Billing, payments, or metering systems, or usage-based pricing.
- •Modeling entitlements, quotas, or multi-tenant limits.
Required skills
GoTypeScriptPostgreSQLAWSTerraformMicroservicesREST API
Nice-to-have skills
RustPython
Benefits & perks
Restricted Stock Units (RSUs), health insurance, vision insurance, dental insurance, mental health benefits
Tech stack
GoTypeScriptPostgreSQLAWSTerraformREST API