← all jobs

[Remote] Machine Learning Engineer

Work from home Full-time role Hiring

Note: The job is a remote job and is open to candidates in USA. Sardine is a leader in fraud prevention and AML compliance, using advanced technologies to combat fraud. The Machine Learning Engineer will design systems for fraud detection, focusing on building and optimizing data pipelines and developing ML models to ensure their efficiency and reliability.

Responsibilities

  • Build and optimize data pipelines and backend services to process device and behavioral data in real time
  • Develop and deploy ML models for fraud detection, ensuring they run reliably and efficiently in production
  • Turn raw data into production-ready features that feed our fraud detection systems
  • Collaborate with platform and backend engineers to integrate models seamlessly
  • Maintain high standards of security, privacy, and compliance
  • Champion best practices in testing, documentation, and observability

Skills

  • 5+ years in software engineering, with strong backend experience (Go or Python)
  • Hands-on experience with applied ML using large datasets (PyTorch, Scikit-learn, etc.)
  • Strong SQL skills and familiarity with relational and non-relational databases
  • Experience with end-to-end ML systems: feature pipelines, model deployment, monitoring, and iteration
  • Excellent communication skills in English, both written and verbal
  • Bachelor's or Master's in Computer Science, Engineering, or a related discipline
  • Domain knowledge in fraud, risk, or cybersecurity
  • Familiarity with CI/CD, Docker, Kubernetes and the modern devops framework
  • Understanding of modern browser APIs and high-entropy data collection techniques
  • Familiarity with leveraging frontier LLMs for automation

Benefits

  • Offers Equity
  • Early exercise for all options, including pre-vested
  • Work from anywhere: 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 — desk, chair, screen, etc.
  • Monthly meal stipend
  • Monthly social meet-up stipend
  • Annual health and wellness stipend
  • Annual Learning stipend

Company Overview

  • Sardine is a fraud prevention and compliance software company for the digital economy. It was founded in 2020, and is headquartered in Miami, Florida, USA, with a workforce of 201-500 employees. Its website is https://www.sardine.ai.
  • Company H1B Sponsorship

  • Sardine has a track record of offering H1B sponsorships, with 1 in 2026, 6 in 2025, 1 in 2024, 3 in 2023, 7 in 2022, 1 in 2021, 2 in 2020. Please note that this does not guarantee sponsorship for this specific role.
  • More open positions

    [Remote] Machine Learning Engineer

    Work from home Full-time role

    [Remote] Machine Learning Engineer

    Work from home Full-time role

    [Remote] Senior Product Marketing Manager - Tech, AWS Marketing

    Work from home Full-time role

    [Remote] Sr Market Access Strategy & Operations Manager

    Work from home Full-time role

    [Remote] Field Project Manager

    Work from home Full-time role

    Multi-Cloud Architect

    Work from home Full-time role

    Senior C#/.Net Developer

    Work from home Full-time role

    MEDICAL RECORDS CODER II-Commitment Bonus

    Work from home Full-time role

    Night & Weekend Customer Service Representative – Expedited Resolutions Team – VIP Fan Support at careerzynith (Full‑Time)

    Work from home Full-time role

    Experienced Customer Success Professional – Build Your Own Role at careerzynith

    Work from home Full-time role

    Personal Lines Customer Services Representative

    Work from home Full-time role

    Senior Managing Consultant - Property Engineer (Remote)

    Work from home Full-time role

    Technical Architect - Informatica MDM

    Work from home Full-time role

    Experienced Healthcare Consultant - Hedis II: Remote Opportunity for Medical Records Review and Quality Reporting

    Work from home Full-time role

    Software Engineer, Trust

    Work from home Full-time role

    CAL Test Engineer

    Work from home Full-time role

    Assistant Dean, Online FNP Program

    Work from home Full-time role

    Remote Part-Time Data Entry & Survey Participant – Flexible Home‑Based Market Research Contributor

    Work from home Full-time role

    Customer Success -Travel Operations Specialist

    Work from home Full-time role

    Remote Assistant Administrator

    Work from home Full-time role

    Occupancy Planner

    Work from home Full-time role