❖ Over 6+ year experience in IT and 4+ years of experience as a Data Analyst with solid understanding of Data Analysis, Data Mining, Statistical Inference, A/B testing, Machine Learning, Data Visualization, and Data Pipelines.
❖ Experience with complex business challenges and manipulating large data sets using statistical techniques.
❖ Excellent experience in analysis of huge volumes of data in industries such as Finance & Healthcare.
❖ Used Python, Tableau, and SQL for data cleaning, data visualization, risk analysis and predictive analytics.
❖ Experience in Data Wrangling with Unstructured and structured data.
❖ Analyzed Data by reading them from Oracle, Hadoop, SQL Developer, and others.
❖ Expert in writing SQL queries and optimizing the queries.
❖ Worked on creating Dashboards in Tableau for reporting and data visualization, and guided business decision.
❖ Worked closely with Data Scientists to build Predictive, Machine Learning and Deep Learning algorithms.
❖ Experience on working with fast faced an Agile environment (Scrum/Kanban).
❖ Knowledge in preparing required project documentation and tracking and reporting regularly on the status of projects to all project stakeholders.
❖ Excellent in Software Development Life Cycle (SDLC) with good working knowledge of testing methodologies, disciplines, tasks, resources, and scheduling.
· Worked with the Business analysts and the DBA for gathering, business analysis, testing, metrics and project coordination
· Involved in logical modeling and physical modeling of application
· Developed Stored Procedures, Functions, Packages and SQL Scripts using PL/SQL
· Involved in creation of Conceptual Modeling covering all the business requirements
· Loaded the data into database tables using SQL
· Loader from flat files
· Developed SQL scripts, packages, procedures, cursors, tables, views, materialized views, table joins and functions as per the business requirements
· Developed SQL and PL/SQL scripts to transfer tables across the schemas and databases
· Data loaded from legacy systems (ETL Operations) using PL/SQL and SQL
· Loader
· Used the standard Oracle package DBMS SCHEDULER to automate / schedule jobs on daily, weekly and monthly basis and to run jobs in parallel to improve time-constrained performance
· Developed Procedures for efficient error handling process by capturing errors into user managed tables
· Coordinated with DBA in creating and managing tables, indexes, table spaces, auditing and data quality checks
· Developed data conversion procedures in PL/SQL
· Involved in maintaining batch processing PL/SQL procedures for data extraction for feed creation
· Developed Shell scripts to automate the execution of SQL scripts to check incoming data with master tables, insert the valid data into Customer Management System and invalid data into error tables which will be sent back to the sender notifying the errors
· Performed SQL and PL/SQL tuning and Application tuning using various tools like EXPLAIN PLAN, TKPROF, AUTOTRACE, and DBMS SQLTUNE
· Developed UNIX Shell scripts to automate table creation, and execute procedures.