# Staff Engineer - Fraud Prevention

**Company:** [Sardine](https://hotfix.jobs/companies/sardine)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** $170k – $275k/yr
**Experience:** 7+ years
**Skills:** Distributed Systems, low latency systems, Kafka, Flink, SQS, Pub/Sub, polyglot persistence, document databases, wide-column databases, Relational Databases, stream processing, Platform Engineering, Observability
**Posted:** 2026-07-17

> Serve as technical steward and platform architect for Consumer and Business Fraud engineering teams. Drive technical strategy for ultra-low-latency backend services, high-throughput rules engine, real-time data pipelines, and multi-cloud databases while mentoring senior engineers.

## Job Description

## Responsibilities
- Act as the overarching technical leader for multiple teams, partnering with stakeholders to unify platform strategy.
- Architect, design, and optimize ultra-low-latency backend services and a high-throughput rules engine.
- Design optimal data access patterns, partitioning strategies, and caching layers across our complex, multi-cloud database ecosystem.
- Develop robust pipelines for massive parallel execution of real-time feature computations and aggregations.
- Play a pivotal role in shaping engineering culture, mentoring senior engineers, and driving high technical standards from conception to delivery.

## Requirements
- 7+ years of software engineering experience, with a proven track record operating at a Staff, Principal, or Lead Architect level.
- Deep expertise in building highly available, distributed systems with strict ultra-low latency.
- Hands-on experience working with stream processing frameworks (e.g., Kafka, Flink, SQS, PubSub) in production environments.
- Advanced proficiency in polyglot persistence, with experience tuning data models across Document, Wide-Column, and Relational databases.
- A strong platform engineering mindset focused on reliability, observability, and developer velocity.
- Proficiency in communicating complex architectural concepts and driving cross-team consensus.

## Nice-to-Haves
- Experience in fraud prevention, financial crime, or real-time risk platforms.

## Compensation and Benefits
- Generous compensation in cash and equity (base salary $170,000 - $275,000).
- Early exercise for all options, including pre-vested.
- Flexible paid time off and Year-end break.
- Health insurance, dental, and vision coverage for employees and dependents (US and Canada).
- 4% matching in 401k / RRSP.
- MacBook Pro delivered to your door.
- One-time stipend to set up a home office.
- Monthly meal stipend, monthly social meet-up stipend, annual health and wellness stipend, annual learning stipend.

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