Sam Gladio Shyju Maria Susai

- Architected serverless ELT on AWS Lambda & Glue for 50GB+/day multi-vendor data, cutting latency from 8h to 30m - Built real-time CDC streaming from DocumentDB via Debezium with field-level encryption, PII hashing & 80%+ test coverage - ​Engineered S3 Hudi medallion data lake with 45% query performance gain ​- Orchestrated Airflow (MWAA) batches and optimized CI/CD, reducing deployment time by 32% - Integrated Gen AI, RAG & MCP servers for intelligent data discovery and LLM-ready pipelines ​

• Built production ELT solution processing AR SDK Kafka events (100+ million daily), implementing Data Mesh principles • Optimized BI data pipeline reducing query latency from 45 minutes to 8 minutes • Implemented data governance framework with automated profiling, PII detection, and anomaly detection system with 97% accuracy • Led KPI integration initiative establishing calculation standards ensuring 100% consistency across 20+ reports and dashboards

• Led team of 2 engineers developing TensorFlow/Keras ML models for creative performance prediction, improving accuracy by 40% and increasing campaign ROI by 25% • Created 15+ interactive dashboards using ThoughtSpot and PowerBI • Designed and maintained data warehouse for 15+ concurrent users; optimized SQL queries reducing execution time by 55%

- Built an ETL Solution to process XML files and load it into RDBMS. Visualised data to answers business questions related to the Theatrical dist. plan. - Developed a web scraper for YouTube Analytics, with an ETL module to transfer reports to CDW and AWS S3, visualized key KPIs on reports. - Created dashboards for the fantasy/comic media platform (web/app), analysing customer metrics, behaviour, conversions - freemium/ subscriptions and promo effects using A/B testing and cohort analyses.

• Analysed and forecasted accounts' and projects' performance metrics, including effort, schedule deviation, and various process indicators. • Ensured compliance with CMMI and Wipro standards, managed reports, configurations, resolved incidents, and tested updates.