- Collaborated with Amazon to develop a dynamic and user-friendly Team Intelligence Landing Page, utilizing a Test-Driven Development approach to ensure high code quality and reliability. The page featured draggable and resizable widgets with JSON configuration. Additionally, I streamlined data processing and storage infrastructure by migrating from PostgreSQL materialized views to Amazon Redshift, resulting in substantial cost savings.- Developed a Python-based data pipeline that efficiently handled expense and invoice data, migrated it from Elasticsearch and PostgreSQL to Redshift. This migration allowed for accurate and timely reporting and the creation of interactive dashboards using Apache Superset.- Created a versatile data simulation script for testing scenarios involving big data or assessing product performance with high data volumes. Enabled realistic and comprehensive testing scenarios with customized data sets.- Implemented a logging and metrics script that captures detailed information during ETL runs. Integrated real-time notifications via Slack for proactive monitoring and issue resolution.- Developed a robust Data Sanity Check script capable of comparing data from various sources, ensuring data consistency and integrity. Utilized Slack-based alerts for timely notifications in case of discrepancies.- Integrated Flyway to address customer schema management challenges for maintaining configuration consistency across 500 customers.- Led the implementation of Embedded Dashboards utilizing Superset 2.1, developing customized features such as drill-down, drill-by, and complex group-by functionalities for diverse reporting needs and informed decision-making.- Spearheaded the development of a custom reporting solution using Apache ECharts, designing a comprehensive reporting platform with advanced features like interactive drill-down, flexible group-by options, and support for multiple chart types.

- Developed and integrated new modules into the ERP system, handling both frontend and backend development.- Implemented authenticated and protected APIs using Node.js and Express.js to ensure secure access to system functionalities.- Designed and created MongoDB collections to store data related to the new modules, ensuring efficient data organization.- Implemented a Test-Driven Development approach, ensuring code quality and reliability by writing comprehensive unit tests and conducting rigorous test coverage for the newly developed modules.- Collaborated with cross-functional teams to gather requirements, design user-friendly interfaces, and ensure seamless integration of the new modules.