Data Scientist Risk Analytics

Data Scientist Risk Analytics

Your Role:

You will have the opportunity to apply your knowledge of machine learning, statistics and your analytical skills to develop models detecting fraud patterns. You will ideate, test and deploy advanced predictive signals to improve fraud detection performance. You will collaborate with other data scientists and engineers to build data pipelines, do feature prototyping, and write production-grade code to implement analytical algorithms and flexible strategies.

Specific job duties may include: 

  • Writing or modifying data pipelines to process and mine historical data
  • Processing and analyzing data collected with research prototypes
  • Ideation, prototyping, measuring predictive features transforming data into actionable information
  • Prototyping and validating models and algorithms to boost model performance 
  • Writing production code (python, SQL, etc.) to deliver analytics content


Required Skills and Experience:

  • An advanced degree (M.S. or Ph.D) in computer science, applied mathematics, or a comparable analytical field from an accredited institution
  • Expert proficiency with an advanced data analysis toolkit (such as python/matplotlib, R, ROOT, etc.)
  • 3+ years experience in analytical team targeting fraud in online commerce, banking and finances
  • Superior SQL skills with proven experience in relational databases and data warehouses
  • 5+ years experience or demonstrated fluency with python and at least one other programming language
  • 2+ years experience with NoSQL databases and unstructured data
  • 2+ years experience setting up and using distributed/parallel processing frameworks such as Spark, Hadoop, Storm etc. is a big plus
  • Demonstrated ability to develop high-quality code adhering to industry best practices (i.e., code review, unit tests, Gitflow)
  • Possession of core analytics skills and expertise (as demonstrated by prior work):
    • Knowledge of applied statistics and key concepts underlying statistical inference and inductive reasoning
    • Experience designing experiments and collecting data
    • Experience developing models based on sensor data, and an understanding of error propagation and the limitations of data subject to measurement uncertainties
    • Demonstrable expertise in one or more areas: applied mathematics, predictive analytics, expert systems, ANNs/deep learning, graph theory, Markov Chain Monte Carlo, geo-informatics (GIS), language processing, risk analysis
    • Work/project history reflective of a self-motivated professional who excels when given open-ended problems and broadly-defined goals, having an innate desire to discover the patterns and relationships in data that can be leveraged to provide business value


Who We Are

Signifyd was founded on the belief that e-commerce businesses should be able to grow without fear of fraud. Signifyd solves the challenges that growing e-commerce businesses persistently face: billions of dollars lost in chargebacks, customer dissatisfaction from mistaken declines, and operational costs due to tedious, manual transaction investigation. E-Commerce Assurance, Signifyd’s financial guarantee protecting online retailers in case of chargebacks, is supported by a full-service cloud platform that automates fraud prevention allowing businesses to increase sales and open new markets while reducing risk. Signifyd is in use by multiple companies on the Fortune 1000 and Internet Retailer Top 500 list. Signifyd is headquartered in San Jose, CA.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, or any other characteristic protected by law.

Posted positions are not open to third party recruiters/agencies and unsolicited resume submissions will be considered free referrals.

Meet Some of Signifyd's Employees

Nely B.

Software Engineer

Working on the back-end, Nely creates the foundations for the UX that Signifyd’s customers interact with, in addition to the database, creating a system that’s intuitive and adaptable for the future.

Chendong Z.

VP of Engineering

Chendong aims to create the best team of engineers to tackle the wide array of fascinating challenges that Signifyd faces as it continues to scale and deepen its capabilities.

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