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Senior Data Scientist

icon building Company : Weekday Ai
icon briefcase Job Type : Full Time

Number of Applicants

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Job Description - Senior Data Scientist

This role is for one of the Weekday's clients

Salary range: Rs 1200000 - Rs 2000000 (ie INR 12-20 LPA)

Min Experience: 5 years

Location: Chennai

JobType: full-time

Key Responsibilities

  • Lead client and stakeholder engagements independently, aligning on project scope, timelines, and deliverables
  • Provide analytical leadership across multiple initiatives, ensuring high-quality and on-time execution
  • Design, build, and deploy advanced analytical and machine learning models including forecasting, classification, regression, and segmentation
  • Perform A/B testing, causal inference, and optimization modeling (linear, mixed-integer, and multi-objective optimization)
  • Conduct robust model validation, performance monitoring, and maintain thorough technical documentation
  • Execute complex data analyses and translate insights into actionable business recommendations
  • Develop executive-level dashboards, reports, and presentations using Tableau and Power BI
  • Communicate analytical findings clearly to both technical and non-technical stakeholders
  • Collaborate with business and engineering teams to gather requirements and convert business needs into technical specifications
  • Integrate data from multiple sources while ensuring data accuracy, consistency, and reliability
  • Build and maintain data quality checks, monitoring frameworks, and reporting processes
  • Perform root-cause analysis and support validation of data and system changes prior to release
  • Leverage Databricks for scalable data processing, advanced analytics, and machine learning workflows
  • Partner with engineering teams to implement MLOps practices, including MLflow pipelines, model deployment, monitoring, and lifecycle management
  • Use Git/GitLab for version control and collaborative development
  • Ensure compliance with data governance, privacy, regulatory, and security standards
  • Define and track KPIs and metrics that support data-driven business decisions

Required Skills

  • Strong expertise in SQL and Python for advanced data analysis and modeling
  • Extensive experience working with relational databases, data warehouses, and large datasets
  • Hands-on experience with Databricks for large-scale analytics and machine learning
  • Proficiency in data visualization and reporting using Tableau and/or Power BI
  • Experience with Git/GitLab or similar version control systems
  • Advanced proficiency in Excel and PowerPoint for analysis and executive communication
  • Solid understanding of data governance, privacy, and compliance frameworks

Preferred Skills

  • Experience with SAS and/or R
  • Familiarity with automotive, VIN, or similar domain-specific datasets
  • Experience working with complex data models, MDM concepts, and enterprise-scale data environments
  • Exposure to MLOps tools, practices, and production-grade machine learning systems

Key Skills

  • SQL
  • Python
  • Databricks
  • Tableau
  • Power BI
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