Senior Data Science Engineer at LegitScript
United States
<meta><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:13pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><b><strong style="font-size:13pt;white-space:pre-wrap;">Overview:</strong></b></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:13pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">You'll own the full lifecycle — from raw data ingestion to model deployment to measuring real-world business impact — with a current focus on building a sophisticated risk detection system using LLMs, Generative AI techniques, and classical ML within our SaaS platform. This is not a pure engineering role or a pure research role. You'll need both, and you'll need to move fluidly between them.</span></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:13pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><b><strong style="font-size:13pt;white-space:pre-wrap;">What You'll Do:</strong></b></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:13pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.38;letter-spacing:0.25px;margin:12pt 0px;padding:0px;"><i><b><strong style="color:rgb(0,0,0);font-size:11pt;font-style:italic;white-space:pre-wrap;">Data Science & Applied ML</strong></b></i></p><ul data-pattern="discCircleSquare" data-depth="1" style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;margin:8px 0px;line-height:1.6;padding:0px 0px 0px 32px;list-style-type:disc;"><li style="color:rgb(0,0,0);margin:12pt 0px 0pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Research, prototype, and develop ML and LLM-based models to solve complex business problems, with a current focus on risk detection and prioritization</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Wrap models into production-ready APIs and integrate them into our core product</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Ensure model outputs are interpretable — translating predictions into actionable reason codes for end users</span></li><li style="color:rgb(0,0,0);margin:0pt 0px 12pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Partner directly with operational teams to gather feedback, refine features, and improve model relevance over time</span></li></ul><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.38;letter-spacing:0.25px;margin:12pt 0px;padding:0px;"><i><b><strong style="color:rgb(0,0,0);font-size:11pt;font-style:italic;white-space:pre-wrap;">Data Engineering</strong></b></i></p><ul data-pattern="discCircleSquare" data-depth="1" style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;margin:8px 0px;line-height:1.6;padding:0px 0px 0px 32px;list-style-type:disc;"><li style="color:rgb(0,0,0);margin:12pt 0px 0pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Design, build, and maintain scalable pipelines to ingest data from disparate sources into our data warehouse/lake</span></li><li style="color:rgb(0,0,0);margin:0pt 0px 12pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Implement robust data validation, quality checks, and transformation workflows across raw, curated, and serving layers</span></li><li style="color:rgb(0,0,0);margin:12pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Build and maintain curated datasets optimized for both analytics and model training use cases</span></li></ul><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.38;letter-spacing:0.25px;margin:12pt 0px;padding:0px;"><i><b><strong style="color:rgb(0,0,0);font-size:11pt;font-style:italic;white-space:pre-wrap;">MLOps & Production Ownership</strong></b></i></p><ul data-pattern="discCircleSquare" data-depth="1" style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;margin:8px 0px;line-height:1.6;padding:0px 0px 0px 32px;list-style-type:disc;"><li style="color:rgb(0,0,0);margin:12pt 0px 0pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Implement and maintain CI/CD pipelines for both data workflows and ML model deployment across environments</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Monitor pipeline latency, data drift, and model performance in production; design alerting and retraining triggers</span></li><li style="color:rgb(0,0,0);margin:0pt 0px 12pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Own the business outcomes of your models — define success metrics, track ROI, and iterate based on real-world efficacy</span></li><li style="color:rgb(0,0,0);margin:12pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Manage infrastructure as code and containerized deployments to ensure reproducible, environment-consistent releases</span></li></ul><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:13pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><b><strong style="font-size:13pt;white-space:pre-wrap;">What You'll Bring:</strong></b></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:13pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><ul data-pattern="discCircleSquare" data-depth="1" style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;margin:8px 0px;line-height:1.6;padding:0px 0px 0px 32px;list-style-type:disc;"><li style="color:rgb(0,0,0);margin:12pt 0px 0pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">5–8+ years spanning data engineering and data science/ML, with a demonstrated track record of shipping models to production</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Strong Python proficiency; experience with Spark/PySpark for large-scale data processing</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Advanced SQL for complex transformation, analysis, and data modeling</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Hands-on experience with cloud data platforms such as Databricks or Snowflake</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Experience with ETL/ELT frameworks — dbt, Lakeflow Declarative Pipelines, Databricks Autoloader, Informatica, or similar</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Familiarity with ML experiment tracking tools such as MLflow or Weights & Biases</span></li><li style="color:rgb(0,0,0);margin:0pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">DevOps fluency: Git-based development, branching strategies, CI/CD, IaC (DABs/Terraform), and Docker</span></li><li style="color:rgb(0,0,0);margin:0pt 0px 12pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Experience with orchestration tools such as Databricks Workflows or Apache Airflow</span></li></ul><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.38;letter-spacing:0.25px;margin:12pt 0px;padding:0px;"><i><b><strong style="color:rgb(0,0,0);font-size:11pt;font-style:italic;white-space:pre-wrap;">Strong Plus</strong></b></i></p><ul data-pattern="discCircleSquare" data-depth="1" style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;margin:8px 0px;line-height:1.6;padding:0px 0px 0px 32px;list-style-type:disc;"><li style="color:rgb(0,0,0);margin:12pt 0px 0pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Hands-on experience with LLMs and Generative AI techniques in a production context (prompt engineering, RAG architectures, fine-tuning, or evaluation frameworks)</span></li><li style="color:rgb(0,0,0);margin:0pt 0px 12pt;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Experience building or operating ML platforms, feature stores, or model registries</span></li><li style="color:rgb(0,0,0);margin:12pt 0px;font-size:11pt;line-height:1.38;letter-spacing:0.25px;"><span style="color:rgb(0,0,0);font-size:11pt;white-space:pre-wrap;">Prior work in risk, compliance, fraud detection, or other high-stakes ML domains</span></li></ul><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:10pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><span style="font-size:11pt;white-space:pre-wrap;">We succeed together, care deeply, stay curious, and inspire trust — and we look for those qualities in the people we hire. LegitScript offers competitive compensation, flexible work options, and a team that's genuinely invested in your success. If our mission resonates with you, we'd love to hear from you.</span></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:11pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:9pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;text-align:start;"><span style="font-size:9pt;white-space:pre-wrap;">This job description is not designed to cover or contain a comprehensive listing of all activities, duties or responsibilities that are required of the employee. Duties, responsibilities and activities may change or new ones may be assigned at any time with or without notice.</span></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:9pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;text-align:start;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:9pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;text-align:start;"><span style="font-size:9pt;white-space:pre-wrap;">Please note that visa sponsorship is not available for this position. We cannot support international remote work.</span></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:9pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;text-align:start;"><br></p><p style="font-family:"Basel Grotesk",Arial,sans-serif;font-size:9pt;font-weight:400;line-height:1.6;letter-spacing:0.25px;margin:4px 0px;padding:0px;text-align:start;"><span style="color:rgb(0,0,0);font-size:9pt;white-space:pre-wrap;">**We do not accept unsolicited applications from third-party recruiters or agencies for this job posting. Any candidate submission without a prior agreement will be considered the property of our company, and we will not be responsible for any fees or obligations related to such submissions. We encourage interested candidates to apply directly through our official channels.</span><span style="font-size:9pt;white-space:pre-wrap;">**</span></p>
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