Visalatchi Palaniappan

Data Analyst @Capital One

Automated a SQL script using python to compare inbound and outbound table data and email daily results, saving 100 hours of resources annually.2. Introduced Redash, a cost-effective alternative to Tableau that integrates seamlessly with Snowflake, saving $5k-$10k annually on licensing. Built a Redash dashboard to track email open and click-through rates for new hires.3. Co-developed a major LLDS upstream pipeline, contributing 75% of implementation.Enhanced an existing Tableau report through code-level tweaks, reducing manual workload of 2 hours every month through partial automation.4. Developed SQL queries from scratch to track call-to-complaint conversions and post-call survey responses, leading to a 20% increase in customer satisfaction through data-driven insights.5. Performed data cleaning, validation, and quality checks using SQL and Python on customer complaints data