About the company
Our client is a financial services company.
The role
Raydar is recruiting for this role on behalf of our client. Design and build backend services for transaction processing and financial record-keeping, owning systems from architecture through production support. The work spans checkout flows, access controls, risk checks and reconciliation, with a focus on correctness and reliability.
What you'll do
- Develop order-processing paths that carry a customer's request through to final confirmation across browser-based, protocol-based and direct API channels.
- Design secure credential storage and access boundaries so sensitive data is never exposed to downstream callers.
- Build permission, budget and approval logic, along with the user-facing tools used to configure and review it.
- Build risk detection systems for account compromise and fraudulent counterparties.
- Own reconciliation and ledger accuracy at high volume, including resolving ambiguous transaction outcomes such as timeouts.
Requirements
What we're looking for
- 3+ years of engineering experience at large-scale technology companies or a chartered bank or chartered trust, with a clear interest in joining a small, young company.
- Has built a payment processor directly, not only integrated a third-party one.
- Track record of running live backend systems independently from design through operation, including being on the hook for incidents.
- Background in platform or infrastructure work, such as developer tools, distributed systems or payment integrations at fintech companies.
- Designs for failure from the start, including timeouts, retries, idempotency and backpressure.
- Working knowledge of TypeScript and Node.js.
- Able to work on-site five days a week in San Francisco and uses AI tools day to day.
Bonus points
- Prior work on card programs, payment card data security compliance, metered billing, fraud screening, or gateway and request-routing layers.
Benefits
Compensation and benefits
- Base salary: $185K to $360K
Location and work model
- San Francisco Bay Area, CA, United States
- On-site, 5 days a week in the office
- Full-time
Skills Required
- 3+ years of engineering experience at large-scale technology companies, a chartered bank, or a chartered trust
- Experience building a payment processor directly, rather than only integrating a third-party processor
- Experience independently running live backend systems from design through operation, including incident ownership
- Background in platform or infrastructure engineering, such as developer tools, distributed systems, or fintech payment integrations
- Experience designing for failure, including timeouts, retries, idempotency, and backpressure
- Working knowledge of TypeScript and Node.js
- Ability to work on-site five days per week in San Francisco
- Uses AI tools day to day
- Prior work with card programs, payment card data security compliance, metered billing, fraud screening, or gateway and request-routing layers
What We Do
Raydar is a talent acquisition and business consulting firm that connects world-class and emerging talent with growing organizations. It supports companies through team development, strategic hiring, and customized growth solutions, helping clients recruit roles such as engineers, product managers, executives, legal counsel, and quantitative traders. Raydar focuses on understanding each organization’s needs, culture, and long-term goals to build high-impact teams.
