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Consultant Data Cleaning And Modelling Resume

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SUMMARY:

  • Having years of analytical and problem solving skills in information technology.
  • Development experiences in Oracle PL/SQL, Tableau, ELT/ETL ODI, JAVA and client server technologies. Looking for an opening in ETL related technologies including design, development and testing
  • Maintenance, reverse engineering, code - review and documentation
  • Analyze and assess current processes and define document improvements
  • Recommend method and procedural changes
  • Involved in tasks that encompass requirements gathering, system, screen design, user, functional requirements
  • Simplified and documented various business layer code documents involving
  • Utilized Agile/Scrum practices
  • Normalized databases including entity relationship and modelling
  • Created line and pie charts and graphs, histogram reports for data analysis
  • Defined conceptual logical and physical model
  • Developed PL/SQL, Stored Procedures, Functions, Triggers, and Packages.
  • Involved in SQL tuning using Explain Plan
  • Knowledge in Java Design patterns
  • Involved in J2EE applications
  • Involved in defect tracking including planning and running tests
  • Created Sheet, Dashboards and Custom SQLs in Tableau

PROFESSIONAL EXPERIENCE:

Confidential

Consultant Data Cleaning and Modelling

Responsibilities:

  • Gathered information from various agencies and analyzed data in Tableau
  • Designed sheets and Dashboards using views and tables.
  • Used various marks, table functions, calculated fields, parameters, actions in Tableau
  • Utilized calculated fields, functions, tab reports, graphs, actions, trend lines of tableau.
  • Created various calculated fields in Tableau and derived fields in Oracle
  • Optimized SQL and views for tableau.
  • Created derived columns for tableau SQL and audited various tableau SQL
  • Wrote procedures to extract loading and transformed using pl/sql.
  • Simulated the procedures in ODI KM and wrote the same as procedures n functions
  • Created various reference data, divided variables(numeric/categorical), wrote procedures.

Confidential

Developer / Data Analyst

Responsibilities:

  • Interacted with Business Analysts and Users in requirement gathering Built complex queries using SQL and wrote stored procedures using PL/SQL
  • Worked in Data modeling, Data mapping and Data flow
  • Involved in Requirement gathering and writing Functional and Technical documents
  • Responsible for writing and modification of PL/SQL stored procedure, functions, packages and Database triggers.
  • Created new Tables, Indexes, Synonyms and Sequences needed as per new requirements
  • Implementing complex business rules by creating ODI interfaces.
  • Created ODI variables and KMs for generic import to DW
  • Experience on ODI Knowledge Modules like, LKM, IKM, JKM, and CKM.
  • Good Understanding of architecture and functional parts of Oracle Data integrator.
  • Functional experience includes identifying the sources and mapping them with data marts

Confidential

Oracle Developer

Responsibilities:

  • Reviewing and developing data models and database designs with development teams, entity-relationship models are used with relational databases, normalizing, and de-normalizing, indexing, and defining views.
  • Created database objects like tables, views, materialized views, procedures and packages.
  • Worked on Performance tuning queries, database tuning, suggesting and implementing alternative approaches like range partitioning of tables, use of global temporary tables.
  • Used stored procedures in Oracle for retrieving the data from the database for solving complex queries.
  • Prepared system test cases and perform system testing.
  • Analysis of functional specifications & communicating the same to team members.

Confidential, New Jersey

Java Developer

Responsibilities:

  • using JSP tags to invoke Servlets
  • Involved in server side coding using Servlets
  • Developed Business components JavaBeans and database connections using Confidential .
  • Involved in Designing and creating database tables
  • Wrote various queries using SQL and used SQL server as the database

Confidential, New Jersey

Software Analyst

Responsibilities:

  • Involved in design and development of ETL process full data warehouse life cycle
  • Involved in designing the procedures for getting the data from all the source systems to Data Warehousing system
  • Extracted the Data from different sources systems like Sybase, Oracle, DB2, and flat files and loaded them into Oracle database
  • Utilized mathematical functions, built-in-workflow and data mining through Business Objects
  • Created Oracle Stored Procedure to implement complex business logic for good performance and called from Informatica using Stored Procedure transformation.
  • Debugging techniques to for mappings and used session log files and bad files to trace errors occurred while loading.
  • Creating test cases for Unit Test, System Integration Test and UAT to check the data
  • Responsible for migrating the folders or mappings and sessions from development to production environment

Confidential, Confidential, NY

Developer

Responsibilities:

  • Developed a module to update currency rates in Sybase databases of Fidessa Trading System, using C++ .Wrote C-shell scripts establish a communication link between Confidential London and New York trading systems.

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