Signifyd logo

Senior Machine Learning Engineer I // II

Job Overview

Location

Denver, CO; Seattle, WA; Chicago, IL (Remote); United States (Remote);

Job Type

Full-time

Category

Machine Learning Engineer

Date Posted

April 14, 2026

Full Job Description

📋 Description

  • • As a Senior Machine Learning Engineer at Signifyd, you will drive technical execution within the ML team, owning the end-to-end lifecycle of high-impact ML projects from experimentation to production, directly contributing to fraud detection systems that protect billions of transactions annually.
  • • Day to day, you will expand ML capabilities by prototyping and integrating new technologies, enable high-velocity experimentation through pipeline design, collaborate with Product, Engineering, and Risk teams to align ML initiatives with business needs, and raise the technical bar by championing best practices in testing, documentation, and model monitoring.
  • • Signifyd is a trusted leader in fraud prevention, serving thousands of merchants across over 100 countries by processing billions of transactions yearly; the company values tenacity, curiosity, and a hunger for learning, with a mission to empower fearless commerce through superior customer experiences and fraud elimination.
  • • In this role, you will deepen your expertise in production-grade ML systems, gain leadership experience in high-visibility projects, refine your ability to translate business needs into technical solutions, and contribute to cutting-edge advancements in adversarial machine learning while advancing your technical and collaborative skills.

Skills & Technologies

Python
Apache Spark
Senior
Remote
$160k-190k
Degree Required

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About Signifyd

Signifyd provides a comprehensive commerce protection platform for e-commerce retailers and payment providers, focusing on preventing fraud, optimizing authorization rates, and eliminating chargebacks. They aim to help businesses increase conversion rates and build customer loyalty by automating order fulfillment and offering guaranteed fraud protection. Serving a wide range of industries from fashion to grocery, Signifyd empowers businesses to grow fearlessly. Notably, they have been recognized as the #1 payment security/fraud prevention solution for five consecutive years by Digital Commerce 360, underscoring their leadership and reliability in the market.

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