Staff Engineer - Fraud Prevention

The role

You will serve as the technical steward and platform architect for the Consumer Fraud and Business Fraud engineering teams. You will drive technical strategy, optimize mission-critical infrastructure, and mentor engineers for a platform processing massive real-time data volumes.

What you will do

• Act as the overarching technical leader for multiple teams
• Partner 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
• Develop robust pipelines for massive parallel execution of real-time feature computations and aggregations
• Shape engineering culture
• Mentor senior engineers
• Drive high technical standards from conception to delivery

Required qualifications

• 7+ years of software engineering experience
• 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

Benefits

• Generous compensation in cash and equity
• Early exercise for all options, including pre-vested
• Remote-first Culture
• Flexible paid time off and Year-end break
• Health insurance, dental, and vision coverage for employees and dependents - US and Canada specific
• 4% matching in 401k / RRSP - US and Canada specific
• 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

Before you apply

• You'll need to keep a home base in the country you're hired in

About the company

Sardine is the leading agentic risk platform for fighting financial crime. Their integrated solution unifies data across risk teams to help organizations stop fraud in real time, prevent AI-driven attacks, and automate fraud and AML operations.