Staff Engineer - Billing, Invoicing & Disputes Platform

Trustly; San Francisco (CA); Hybrid; USD 218,000 - 328,000; Full time

Benefits offered by this job

Flexible paid time off

Comprehensive medical, dental, vision,

FSA & HSA plans for medical and depend

Home office set-up allowance

Internet stipend

Retirement plan match for 401k

Parental leave

Job summary

Trustly in San Francisco is seeking a senior leader to own Billing, Invoicing, Collections, and Disputes across production systems. You will shape architecture, on-call operations, observability, and pricing logic, including dynamic tiers and VIP pricing.

The role combines hands-on coding with team leadership and collaboration across the Americas and Europe. You’ll begin by mapping the mature codebase with AI tools, document interfaces, and runbooks, and within a year help hire and shape the

Qualifications

• 10+ years building and operating production software systems.
• Experience with payments, banking, or financial systems requiring auditability.
• Led pager-on-call for critical systems and owned reliability.
• Ability to take over unfamiliar, business-critical codebases.
• Daily use of AI coding tools with discernment for human review.
• Strong distributed systems design: data consistency, idempotency, concurrency.
• Proven written design docs and incident write-ups.
• Production experience with Java or equivalent backend language.
• Experience owning billing, pricing, collections, or disputes systems.

Responsibilities

• Own the architecture, service contracts, and production health of Billing, Invoicing, Collections, and Disputes.
• Own the operation of services: on-call, SLAs, incident response, and root-cause fixes.
• Meet observability standards and improve services quarterly.
• Use AI tools to map code and produce design docs, interfaces, and runbooks.
• Partner with engineers across the Americas and Europe to transfer knowledge.
• Direct AI-assisted implementation: write and review implementation plans and run integration tests.
• Help hire and shape the team that will own this domain.

Skills

Production software systems

Payments knowledge

AI tooling usage

Distributed systems design

Java backend

Tools

Claude Code

Cursor

Copilot

Job description

Trustly in San Francisco is seeking a senior leader to own Billing, Invoicing, Collections, and Disputes across production systems. You will shape architecture, on-call operations, observability, and pricing logic, including dynamic tiers and VIP pricing.

The role combines hands-on coding with team leadership and collaboration across the Americas and Europe. You’ll begin by mapping the mature codebase with AI tools, document interfaces, and runbooks, and within a year help hire and shape the