Subhasis Chatterjee Email & Phone Number

Technical Expert with experience in ETL Development and Data Migration Lifecycle with focus on requirement elicitation, architecture, development, performance tuning, maintenance and complete change, release and deployment management functionsExperience in devising comprehensive strategies for ETL Solutions entailing Data Extraction, Data Warehousing, Storage, Data Profiling & Cleansing, Data Modeling, Data Migration & Integration, Archival Engagement and ImplementationData Migration: Delivered excellence in creating data migration strategy and quality & backup plans, mapping data migration requirements, taking ownership of design, development & testing of all data Extract, Transform & Load (ETL) activities, documenting all ongoing data transformation, de-duplication, extraction & load functions in detailed data lineage models, ensuring high accuracy of all transformed data and mitigating potential risk in migrationData Integration: Extensive experience in testing, monitoring & validating data integration activity, including data extraction, cleansing, transformation, movement, loading and updating processesExpertise in design, development & testing of Business Intelligence (BI) components and integrating the same into overall client data strategy; preparing dummy data and analyzing patterns & trends in organizational dataClient Engagement: Experienced in coordinating with clients to gather & map business requirements and translate the same into technical specifications & custom solutions; successfully led various Design & Development Workshops with clients; participated in documentation & planning activities for RFP & RFI and wrote technical content for successful closure of various key dealsSteering Analytics Practice and deciding best-fit data model options for different sourcing scenarios; understanding existing architecture and identifying various input points of data flows and corresponding analysis; analyzing business raw data using MS Excel and performing basic data cleansing activitiesManaged complete ETL/ Data Warehouse Development Lifecycle including Enterprise Architecture, Data Analysis, Database Design, Database Performance Tuning, Data Warehouse Optimization, and so onExcellence in complete Software Development Lifecycle including analysis, design, development, testing, implementation & maintenance while assuring timely delivery and completion within defined budget constraints; documented HLD & LLD documents with target of achieving minimal re-work as part of feedbackExperienced in leading teams of 10+ members

Listed skills include Informatica, Sql, Pl/Sql, Etl, and 7 others.