Pooja Singh

▪ Collected and analyzed technical support issue data from service teams to understand recurring problems reported by Lenovo laptop users. ▪ Cleaned and structured raw datasets using Advanced Excel to prepare accurate data for analysis and reporting. ▪ Built interactive Power BI dashboards to visualize issue trends, ticket volumes, and frequently occurring device problems across different laptop models. ▪ Identified common product issues such as screen bleeding and driver-related problems, helping the support team quickly recognize recurring service cases. ▪ Shared dashboard insights with team members to support faster issue identification and better troubleshooting prioritization.

▪ Collected and validated datasets using SQL queries and Advanced Excel to ensure data accuracy before reporting and analysis. ▪ Performed data cleaning and transformation using Excel and Python (Pandas) to prepare structured datasets for analytics workflows. ▪ Created Power BI dashboards to visualize operational metrics and data trends for internal reporting purposes. ▪ Conducted data accuracy checks by comparing dashboard data with admin panel records, ensuring consistency and reliability of reports used by the team.

▪ Reviewed and labeled datasets as part of the data annotation process to support internal data and AI-related projects. ▪ Performed data validation and quality checks on structured and unstructured datasets to ensure accuracy and consistency. ▪ Organized processed datasets using Advanced Excel to maintain clear records of annotated data. ▪ Created basic Power BI dashboards to track processed data volume and team progress. ▪ Shared reports and dashboards with team members to provide visibility into data processing status and quality performance.

▪ Analyze inventory and stock datasets to monitor product availability and track pending inventory for transformer manufacturing operations. ▪ Reviewed and cleaned raw datasets using Advanced Excel, correcting formats, removing duplicate records, and organizing data for reporting. ▪ Prepared inventory performance reports to help the operations team track stock levels and identify items requiring replenishment. ▪ Developed Power BI dashboards to visualize key inventory metrics and stock movement trends. ▪ Shared reports and dashboards with internal teams to support better inventory monitoring and planning decisions.