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SardineSardine

Staff Engineer - Fraud Prevention

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.

About the job

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.

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

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