Worked in Oracle 11G/12C/19C programming, Performance tuning, Database Design, Data Modelling, Shell Scripting, Data Migration/Replication & Streaming, Informatica ETL, Data Analysis and R programming. Having experience in Java Script, JSON, XML, Python, PHP along with different databases like Oracle, MongoDB, MySQL & PostgreSQL. Worked in Python to develop machine leaning algorithm like Logistic and Liner regression along with Bayes' theorem. Having sound experience in data statistics/exploration and analysis.Build up automation suite in shell script & Python to migrate data from Oracle to Postgres database and integrate target application APIs with Python to extract data back for validations.Migrated flat files and audios in AWS S3 bucket through AWS glue by using Python.Efficiently organizing a project team, managing deliverables, monitoring progress by using regular scrum meetings and communication with several key stakeholders.Experience of Oracle Object Programming/advanced SQL features like Data Types/Collections, packages, JSON/XML manipulation, dynamic cursors, recursive/analytical SQLs, Table Functions, Materialized views, object partitioning, GTT, regular expressions, analytics functions, Oracle Advanced Queuing along with complex data model for ETL strategies.Worked closely in database monitoring and query optimization by studying ASH, ADDM, SQL advisor, explain plans and AWR reports & DBA tasks as import/export, space management (Data Redaction, reorganization and redefinition, Histogram construction).Work experience in Python with OS, CSV, CX_ORACLE, PSYCOPG2, /PANDAS, JSON and REQUESTS libraries.