Fraud & Identity Systems Engineer

Ramp; United States; Remote; USD 130,000 - 170,000; Full time

Job summary

Ramp is hiring a Software Engineer to build systems across Fraud, UIM, and Identity. This role sits at the intersection of security, risk decisioning, and product experience.

You will help build detection and enforcement capabilities for fraud and account takeover, as well as the identity primitives that power authentication, authorization, and safe account access.This work is deeply cross-functional. You will partner closely with Fraud Ops, Risk Strategy, Security, Product, and Data to ship

Qualifications

• 3+ years of software engineering experience.
• Strong backend fundamentals (APIs, distributed systems, data modeling, reliability).
• Experience building data-informed detection or decisioning systems.
• Proven ability to operate production systems: debugging and incident response.
• Interest in security, fraud, and identity domains is a plus.

Responsibilities

• Build and evolve backend services that detect and prevent fraud across multiple surfaces, including account access and money movement.
• Develop enforcement and response tooling that enables fast, safe actions such as identity locks, business locks, payment freezes.
• Improve protections against account takeover (ATO) with risk-based step-ups and MFA surge detection.
• Design and operate high-signal systems with observability: metrics, dashboards, alerting, and playbooks.
• Partner with UIM/Identity stakeholders to strengthen authentication foundations.
• Drive end-to-end delivery: technical design, implementation, rollout strategy, and iteration based on outcome metrics.

Skills

Backend engineering

APIs

Distributed systems

Data modeling

Reliability

Job description

Ramp is hiring a Software Engineer to build systems across Fraud, UIM, and Identity. This role sits at the intersection of security, risk decisioning, and product experience.

You will help build detection and enforcement capabilities for fraud and account takeover, as well as the identity primitives that power authentication, authorization, and safe account access.This work is deeply cross-functional. You will partner closely with Fraud Ops, Risk Strategy, Security, Product, and Data to ship