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sr oracle pl sql developer resume example with 15+ years of experience

Jessica
Claire
resumesample@example.com
(555) 432-1000,
Montgomery Street, San Francisco, CA 94105
:
Professional Summary
  • 11+ Years of programming experience as an Oracle PL/SQL Developer in Analysis, Design and Implementation of Business Applications using the Oracle Relational Database Management System (RDBMS).
  • Knowledgeable Oracle Developer skilled in data collection, analysis and management. Works well under pressure and consistently meets deadlines and targets while delivering high quality work.
  • Highly-skilled software development professional bringing more than 11 years in software design, development and integration. Advanced knowledge of Oracle SQL, PL/SQL and MS T-SQL.​​
  • Involved in all phases of the SDLC (Software Development Life Cycle) from analysis, design, development, testing, implementation and maintenance with timely delivery against aggressive deadlines.
  • Experience with Data flow diagrams, Data dictionary, Database normalization theory techniques, Entity relation modeling and design techniques.Expertise in Client-Server application development using Oracle 12c/11g/10g/9i/8i, PL/SQL, SQL *PLUS, TOAD and SQL*LOADER.
  • Effectively made use of Table Functions, Indexes, Table Partitioning, Collections, Analytical functions, Materialized Views, Query Re-Write and Transportable table spaces.
  • Strong experience in Data warehouse concepts, ETL.
  • Good knowledge on logical and physical Data Modeling using normalizing Techniques.Created Tables, Views, Constraints, Index (B Tree, Bitmap and Function Based).
  • Developed Complex database objects like Stored Procedures, Functions, Packages and Triggers using SQL and PL/SQL.
  • Developed materialized views for data replication in distributed environments.
  • Excellent technical and analytical skills with clear understanding of design goals of ER modeling for OLTP and dimension modeling for OLAP.
  • Experience in Oracle supplied packages,Dynamic SQL, Records and PL/SQL Tables.Loaded Data into Oracle Tables using SQL Loader.
  • Partitioned large Tables using range partition technique.Experience with Oracle Supplied Packages such as DBMS_SQL,DBMS_JOB and UTL_FILE.
  • Created Packages and Procedures to automatically drop table indexes and create indexes for the tables.Worked extensively on Ref Cursor, External Tables and Collections.
  • Expertise in Dynamic SQL, Collections and Exception handling.Experience in SQL performance tuning using Cost-Based Optimization (CBO).
  • Good knowledge of key Oracle performance related features such as Query Optimizer, Execution Plans and Indexes.Experience with Performance Tuning for Oracle RDBMS using Explain Plan and HINTS.
  • Experience in ETL techniques and Analysis and Reporting including hands on experience with the Reporting tools such as Cognos.
  • Created Shell Scripts for invoking SQL scripts and scheduled them using crontab.
  • Excellent communication, interpersonal, analytical skills and strong ability to perform as part of a team.

 

Skills
  • Software Products
  • Tools
  • Oracle(SQL,PL/SQL) Performance Tuning
  • Data Modelling
  • SQL PLUS
  • SQL loader
  • UNIX Shell scripting
  • HP Quality Center
  • TOAD,
  • Oracle Sql Developer
  • ERWin 4.0/7.3
  • QlikView Analytical Tool
  • Shell scripting
Education
M.C.A - Madras University Chennai, Expected in 2004 Master of Computer Applications : Computers - GPA :
Sri Venkateswara University , Expected in 2001 B.Sc (Computers) : - GPA :
Work History
Fleetcor - Sr Oracle PL/SQL Developer
Bloomington, , USA 07/2016 - Current

  •  Coordinated with the EIS(Enterprise Information System) team to provide them with the necessary stored procedures and packages and the necessary insight into the data.
  • Worked on SQL*Loader to load data from flat files obtained from various facilities every day.Created and modified several UNIX shell Scripts according to the changing needs of the project and client requirements.
  • Wrote Unix Shell Scripts to process the files on daily basis like renaming the file, extracting date from the file, unzipping the file and remove the junk characters from the file before loading them into the base tables.
  • Involved in the continuous enhancements and fixing of production problems.Generated server side PL/SQL scripts for data manipulation and validation and materialized views for remote instances.
  • Developed PL/SQL triggers and master tables for automatic creation of primary keys.Created PL/SQL stored procedures, functions and packages for moving the data from staging area to data mart.
  • Created scripts to create new tables, views, queries for new enhancement in the application using TOAD.Created indexes on the tables for faster retrieval of the data to enhance database performance.
  • Involved in data loading using PL/SQL and SQL*Loader calling UNIX scripts to download and manipulate files.Performed SQL and PL/SQL tuning and Application tuning using various tools like EXPLAIN PLAN, SQL*TRACE, TKPROF and AUTOTRACE.
  • Extensively involved in using hints to direct the optimizer to choose an optimum query execution plan.
  • Used Bulk Collections for better performance and easy retrieval of data, by reducing context switching between SQL and PL/SQL engines.Created PL/SQL scripts to extract the data from the operational database into simple flat text files using UTL_FILEpackage.
  • Creation of database objects like tables, views, materialized views, procedures and packages using oracle tools like Toad, PL/SQL Developer and SQL* plus.
  • Partitioned the fact tables and materialized views to enhance the performance.Extensively used bulk collection in PL/SQL objects for improving the performing.
  • Created records, tables, collections (nested tables and arrays) for improving Query performance by reducing context switching.
  • Used Pragma Autonomous Transaction to avoid mutating problem in database trigger.
  • Extensively used the advanced features of PL/SQL like Records, Tables, Object types and Dynamic SQL.
  • Handled errors using Exception Handling extensively for the ease of debugging and displaying the error messages in the application.
  • Collaborated with product management to design, build and test systems.
  • Collaborated with developers and performance engineers to enhance supportability and identify performance bottlenecks.
  • Developed code fixes and enhancements for inclusion in future code releases and patches.


    Fleetcor - Senior Oracle Developer
    Covington, , USA 04/2011 - 07/2016
    • Developed Advance PL/SQL packages, procedures, triggers, functions, Indexes and Collections to implement business logic using SQL Navigator.
    • Generated server side PL/SQL scripts for data manipulation and validation and materialized views for remote instances.
    • Created management analysis reporting using Parallel Queries, Java stored procedure, HTPP Package and WEB.SHOW_DOCUMENT.
    • Participated in change and code reviews to understand the testing needs of the change components. Worked on troubleshooting defects in timely manner.
    • Involved in creating UNIX shell Scripting. De-fragmentation of tables, partitioning, compressing and indexes for improved performance and efficiency.
    • Involved in table redesigning with implementation of Partitions Table and Partition Indexes to make Database Faster and easier to maintain.
    • Experience in Database Application Development, Query Optimization, Performance Tuning and DBA solutions and implementation experience in complete System Development Life Cycle.Used SQL Server SSIS tool to build high performance data integration solutions including extraction, transformation and load packages for data warehousing. 
    • Extracted data from the XML file and loaded it into the database.Designed and developed Oracle forms & reports generating up to 60 reports.
    • Performed modifications on existing form as per change request and maintained it.Used Crystal Reports to track logins, mouse overs, click-through, session duration and demo graphical comparisons with SQL database of customer information.
    • Worked on SQL*Loader to load data from flat files obtained from various facilities every day. Used standard packages like UTL_FILE, DMBS_SQL, and PL/SQL Collections and used BULK Binding involved in writing database procedures, functions and packages for Front End Module.
    • Used principles of Normalization to improve the performance. Involved in ETL code using PL/SQL in order to meet requirements for Extract, transformation, cleansing and loading of data from source to target data structures.
    • Involved in the continuous enhancements and fixing of production problems. Designed, implemented and tuned interfaces and batch jobs using PL/SQL.
    • Involved in data replication and high availability design scenarios with Oracle Streams. Developed UNIX Shell scripts to automate repetitive database processes.Built databases and table structures following n-tier architecture methodology for web applications.
    • Analyzed and designed relational databases using ER Studio and Erwin Data Model tool.

    Cox Automotive - Senior Oracle Developer
    Utica, , India 06/2009 - 04/2011
    • Involved in full development cycle of Planning, Analysis, Design, Development, Testing and Implementation.
    • Designed logical and physical data models for star and snowflake schemas using Erwin.
    • Wrote sequences for automatic generation of unique keys to support primary and foreign key constraints in data conversions.
    • Created and modified SQL*Plus, PL/SQL and SQL*Loader scripts for data conversions.Upgraded Oracle 9i to 10g software in different environments for latest features and also tested databases.
    • Developed and modified triggers, packages, functions and stored procedures for data conversions and PL/SQL procedures to create database objects dynamically based on user inputs.
    • Wrote SQL, PL/SQL, SQL*Plus programs required to retrieve data using cursors and exception handling.Worked on XML along with PL/SQL to develop and modify web forms.
    • Designed Data Modeling, Design Specifications and to analyze Dependencies.
    • Creating indexes on tables to improve the performance by eliminating the full table scans and views for hiding the actual tables and to eliminate the complexity of the large queries.
    • Fine-tuned procedures/SQL queries for maximum efficiency in various databases using Oracle Hints, for Rule based optimization.
    • Created some Custom reports and Forms for the end users to check the details and errors.
    • Worked closely with clients to establish problem specifications and system designs.
    • Worked closely with clients to establish problem specifications and system designs.


    Nelnet - Sr Software Engineer
    Sidney, NE, India 02/2007 - 05/2009
    • Wrote conversion scripts using SQL, PL/SQL, stored procedures, functions and packages to migrate data from SQL server database to Oracle database.
    • Performed Database Administration of all database objects including tables, clusters, indexes, views, sequences packages and procedures.Implemented 11g and upgraded the existing database from Oracle 9i to Oracle 11g.
    • Involved in Logical & Physical Database Layout Design.Set-up and Design of Backup and Recovery Strategy for various databases.
    • Performance tuning of Oracle Databases and User applications.
    • Used SQL*Loader as an ETL tool to load data into the staging tables.Used DTS Packages as ETL tool for migrating Data from SQL Server 2000 to Oracle 10g.
    • Provided user training and production support.Improved the performance of the application by rewriting the SQL queries.
    • Wrote packages to fetch complex data from different tables in remote databases using joins, sub queries and database links.

    Zylog Systems - Software Engineer
    City, STATE, India 07/2005 - 02/2007
    • Responsible for designing schema using Erwin data modeler and generate the DB scripts using the tool.
    • Worked with Sql*Loader to import and export data from the flat files in and out of the legacy database.
    • Participated in the development of new PL/SQL procedures, functions, and triggers and also updating the old ones based on the change requests.
    • Created various DML and DDL statements using Oracle Pl/SQL and SQL.
    • Tuned some existing queries using Hints to improve execution time of the queries.
    • Worked with SQL Trace, TKPROF in generating statistics for queries which are performing badly.
    • Participated in creation of database objects like tables, views, Materialized views, cursors (Implicit, Explicit, REF), procedures, packages, cursors using Oracle tools like TOAD, PL/SQL, SQL* Plus, SQL*Loader and Handled Exceptions.
    • Prepared the test scenarios and performed unit and regression tests on PL/SQL programs. Assist Java development team for writing SQL Queries for the application.
    • Designed and developed transactional and analytical data structures.


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    Resume Overview

    School Attended

    • M.C.A - Madras University
    • Sri Venkateswara University

    Job Titles Held:

    • Sr Oracle PL/SQL Developer
    • Senior Oracle Developer
    • Senior Oracle Developer
    • Sr Software Engineer
    • Software Engineer

    Degrees

    • Master of Computer Applications
    • B.Sc (Computers)

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