Applied & Data Scientist

Job Description

The Commerce Risk Applied Science team at Microsoft is looking for an Applied & Data Scientist to automate manual workflows within fraud decisioning systems, driving technical innovation and improving risk assessment accuracy.

Requirements

• Bachelor's, Master's, or Doctorate in Statistics, Econometrics, Computer Science, Electrical or Computer Engineering, or related field
• 2+ years related experience for Bachelor's, 1+ year(s) for Master's, or equivalent experience for Doctorate
• Experience with feature engineering, model evaluation, and data pipeline design
• Experience with model evaluation platforms
• Experience creating publications
• Familiarity with manual review workflows and fraud detection systems
• Prior exposure to vendor data integration and cost-efficiency initiatives
• Proven experience in applied data science, preferably in risk, fraud, or automation domain
• Ability to manage ambiguity and drive clarity in complex, cross-functional environments
• Hands-on work with machine learning frameworks and techniques
• Applied research or development in areas like LLM fine-tuning, evaluation, or RAG implementations
• Demonstrated ability to work cross-functionally with engineering, product, and program management teams
• Proven track record of delivering scalable and ethical AI solutions

Responsibilities

• Design and integration of third-party APIs
• Develop and maintain low-latency data ingestion pipelines for ML models
• Transform raw API responses into usable model features
• Collaborate with evaluation teams to assess models
• Develop, deploy, and maintain machine learning models at scale
• Conduct experiments across APIs to identify valuable data fields
• Analyze manual review cases to define automation scope and strategies
• Act as the primary point of contact for data science inquiries
• Coordinate data needs and manage deliverables via Azure DevOps
• Align technical execution with business goals
• Contribute to maximum automation of manual workflows in various business areas

Benefits

• Employees at Microsoft are often offered comprehensive, “world-class” benefits—including health and mental-wellness programs, competitive pay with bonuses and stock awards, and retirement/savings options. Time-off and flexibility are common, with generous vacation and holidays, parental and caregiver leave, and flexible work schedules, alongside learning support, employee resource groups, product discounts, and matching-gifts/volunteering programs. Specific benefits can vary by region.