Senior Machine Learning Engineer / Staff Machine Learning Engineer

Seattle, Washington, United States

Full Time Senior-level / Expert
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Sift
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About the team

Our team researches and develops machine learning models and prototype systems that help make the Internet a safer place. We serve customers across multiple verticals such as online commerce, delivery service, finance, and travel sites etc. Our customers spread around the globe in both developed and developing countries. Our technology helps protect their users from ever-evolving online scams, payment fraud, abusive content, and account takeover, etc.  We are a forward-thinking team constantly challenging ourselves and the status quo to push the boundary of machine learning and data science across multiple product offerings at SIFT and collaborate with product engineering teams to deliver concrete customer value.

 

We take pride in our work, not ourselves. Open and constructive feedback is valued and often required to ensure rigor in our work. We love learning, hacking, and sharing our findings. We believe that machine learning is THE way to empower internet-scale businesses to thrive.

What you'll do

  • Evaluate and experiment with cutting-edge machine learning technologies through literature survey and prototyping
  • Design and implement prototype ML systems end-to-end
  • Design and implement internal tools for model debugging and ML explainability
  • Gather domain knowledge from stakeholders to define evaluation metrics and align our innovation with customer objectives
  • Address gaps in existing products and optimize model accuracy
  • Mentor junior data scientists and machine learning engineers 
  • Collaborate with engineering teams to understand system constraints, and propose architecture changes and product features to serve our customers
  • Collaborate with platform teams to build internal tools to support repeatable research process and help diagnosing model issues

What would make you a strong fit:

  • Deep knowledge of machine learning and data science best practices and a track record of solving real-world problems through practical yet rigorous ML paradigms.
  • 5+ years of experience working with large datasets (think TBs of data, 10s of thousands of features) using Jupyter, Pandas, PySpark, PyTorch, Tensorflow or similar technologies
  • 3+ years of experience working as machine learning engineers or data scientists at a technology-focused companies
  • Expert experience in Java or other object-oriented programming languages
  • Experience with streaming platforms such as Apache Beam, Flink, DataFlow etc.
  • You love to perform deep analysis as well as hacking together functional prototypes
  • You are laser-focused on delivering customer value and prefer practicality over theoretical impact
  • You have a growth mindset, willing to mentor and learn from other data scientists and engineers
  • You tell compelling story through data, love ambiguity and feel comfortable to evaluate and manage competing research priorities
  • Excellent communication skills and collaborative work attitude

A little about us:

Sift is the leading innovator in Digital Trust & Safety.  Hundreds of disruptive, forward-thinking companies like Airbnb, Zillow, and Twitter trust Sift to deliver outstanding customer experience while preventing fraud and abuse.

The Sift engine powers Digital Trust & Safety by helping companies stop fraud before it happens. But it’s not just another anti-fraud platform: Sift enables businesses to tailor experiences to each customer according to the risk they pose. That means fraudsters experience friction, but honest users do not. By drawing on insights from our global network of customers, Sift allows businesses to scale, win, and thrive in the digital era.

Benefits and Perks:

  • Competitive total compensation package
  • 401k plan
  • Medical, dental and vision coverage
  • Wellness reimbursement
  • Education reimbursement
  • Flexible time off
Job region(s): North America
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