Tech Lead building authentication, fraud protection, and access platforms for Reap’s global stablecoin fintech. Owning AWS architecture, security, reliability, and platform adoption.
About the role
- Software Engineer developing scalable backend systems for AI-native social engineering defense. Collaborating cross-functionally and mentoring junior engineers in a fast-growing team culture.
Responsibilities
- Work on a wide range of asks that protect billions of people from digital impersonation
- Have complete end to end ownership - from directly collecting customer requirements to continuously iterating on shipped releases.
- Mentor junior engineers, make key product decisions, and foster a high-performing team culture
Requirements
- Hands-on experience building production backend services or full-stack features (or equivalent).
- Proven record of shipping end-to-end: design → implementation → testing → monitoring → oncall.
- Strong mastery of at least one backend language (Python, Go, Java, or Node) and comfort with web APIs, async processing, and service frameworks.
- Solid system design skills: experience architecting scalable, fault-tolerant systems (sharding, caching, queueing, idempotency, backpressure).
- Experience building and operating large data pipelines (batch or streaming), working with warehouses or OLAP systems for analytics, and designing efficient schemas for scale.
- Deep practical experience with backend concerns: databases (SQL + NoSQL), caching, message queues, rate limiting, retries, and cost/latency tradeoffs.
- Strong observability, debugging and incident response skills: structured logging, tracing, dashboards, SLOs/alerts, and the ability to triage and fix production issues.
- Product ownership and excellent cross-functional communication — you’ll collaborate with Operations, Customer Success, Sales, to deliver measurable outcomes.
Benefits
- Free lunch and dinner in the office
- Flexible PTO
- Quarterly team offsites
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