SUMMARY

• 7 years of experience in Application development and Production support using Oracle SQL, PL/SQL.
• Expertise in performing Data export, Import and various operations using TOAD, SQL DEVELOPER, FORMS AND REPORTS.
• Extensively worked in Client - Server application development using Oracle 11g/10g/9i FORMS 9i/6i, REPORTS 10g/6i, Oracle Import and Export Utilities.
• Experience in application development using various advanced features of Oracle like Bulk Collections, Table Functions, Autonomous Transactions, Dynamic SQL, Object types and Records.
• Supported Advance PL/SQL using Cursor, REF Cursor, and Native Dynamic SQL.
• Developed Complex trigger using PL/SQL for data integrity and enforcing business rules.
• Moved columns of data in and out of database tables using PL/SQL program units by passing collections as parameters.
• Extensive experience in data migration techniques using Oracle External Tables, SQL* LOADER, UTIL file loader and batch processing.
• Experienced in data analysis, data modeling, development, testing and documentation of projects.
• Carried out testing in test database for upgrading/migrating from Oracle 9i to Oracle 10g.
• Experience in developing logical and physical database design, data modeling using Erwin & Informatica (Power Center 6.1).
• Experience with Oracle APEX to develop new and support existing business applications.
• Involved in creating mappings, transformations in Informatica, tuning & monitoring workflows.
• Used Cursor Variables to pass query results sets between PL/SQL programs and client application.
• Extensively worked on the Extraction, Transformation and Load (ETL) process using PL/SQL to populate the tables in database.
• Experience with DBA activities like creating table spaces, granting and revoking privileges on database objects.
• Developed and maintained data preparation and validation routines to support data warehousing
• Improve the performance of the slow SQL queries by implementing indexes, using FORALL and BULK COLLECT.
• Extensively involved in Oracle SQL, PL/SQL tuning in OLTP and DWH applications using STATSPACK, Explain Plan, TKPROF, and Hints in Oracle 9i.
• Experience in UNIX Shell Scripting for batch processing.
• Comfortable to work with a team or work individually.
• Highly motivated self-learner with ability to develop proficiency and adapt to new technologies and methods in a short period of time.

PROFESSIONAL EXPERIENCE

Confidential, PA

Oracle PL/SQL developer

Responsibilities:

• Analyzed the performance of the SQL queries and created the scripts for indexes.
• Building PL/SQL code using the technical and functional specifications.
• Developed test procedures to Unit test the application.
• Design and implementation of stored procedures and triggers for automating tasks.
• Generated SQL and PL/SQL scripts to install create and drop database objects, including tables, views, primary keys, indexes, constraints, packages, sequences, grants and synonyms.
• Developed SQL* loader scripts to load data in the custom tables.
• Used Version Control tools like Microsoft Visual SourceSafe for Source Control.
• Worked closely with users and developers team to resolve issues in the developed reports.
• Maintained a series of UNIX Shell Scripts to manage batch order processing.
• Used ETL tools to extract and load data from SQL Server and flat files to Oracle database.

Environment: Oracle 11g, Oracle APEX, UNIX Server 4.3, SQL DEVELOPER, Windows NT, SQL*PLUS, SQL Navigator and TOAD.

Confidential, Florida

Oracle PL/SQL developer

Responsibilities:

• Primary responsibilities included system analysis, coding, testing, debugging and deploying.
• Created scripts to createnew tables, views, queriesfor new enhancement in the application using TOAD.
• CreatedPL/SQL scriptsto extract the data from the operational database into simple flat text files usingUTL FILEpackage
• Used SQL*LOADER and UTIL file loader to upload bulk data by writing scripts for the Control file.
• Design and implementation of stored procedures and triggers for automating tasks
• Developed the UNIX scripts using KORN shell to automate jobs.
• Analyze the source data structure and perform the Logical mappings.
• Created Forms using forms builder to showcase the data to users and enable them to perform the required updates
• Monitored the database and tuned the application code for better performance using with TKPROF.
• Modified existing packages to add new functionality and to optimize the performance.
• Wrote technical specification requirements and provided production Support.
• PowerBuilder used for simplifying migration process.

Environment: Oracle 11g/10g, Oracle Developer Suite 10g (Forms and Designer), Oracle Application Servers, PowerBuilder12, UNIX Server 4.3, Windows NT, SQL*PLUS, SQL Navigator and TOAD.

Confidential, Charlotte, NC

Oracle PL/SQL developer

Responsibilities:

• Involved in analysis, design and coding of Oracle processes in PL/SQL to build packages.
• Design and Development of data validation, load processes, test cases using PL/SQL, Stored Procedures, Functions, Triggers using Oracle 11g.
• Used SQL*LOADER and UTIL file loader to upload bulk data by writing scripts for the Control file.
• Working on the ETL side of the process to load data into database from different servers.
• Created partitions for parallel processing of data.
• Designed and Developed several reports using Oracle Reports 10g.
• Developed UNIX Shell scripting for job automation and daily backup.
• Created documentation, design and implemented rich user interfaces using Oracle Apex.
• Involved in performance tuning using with TKPROF.
• Documentation of the business process through Designer.
• Writing backend stored procedures.
• Developed Procedures, Functions and Triggers to be implemented in the Reports.
• Developed data models for adding new tables and fields to the data warehouse.
• Writing event driven triggers, functions, and packages as needed
• Writing SQL queries, Cursors using embedded SQL, PL/SQL.
• Testing and debugging of the applications.
• Implementation and end user training.
• Worked on production support, and receive production calls, and working on trouble reports which are received from clients

Environment: Oracle 11g, Oracle 10g, Oracle APEX, Oracle Application Servers, UNIX Server 4.3, Windows NT, SQL*LOADER, and TOAD.

Confidential, Madison, WI

Oracle Developer

Responsibilities:

• Database design and development including Tables, Primary and Foreign Keys, Indexes, Stored Procedures and Database access policies for the company’s education system.
• Generated SQL and PL/SQL scripts to install create and drop database objects, including tables, views, primary keys, indexes, constraints, packages, sequences, grants and synonyms.
• Maintained a series of UNIX shell scripts to manage batch order processing.
• Database performance monitoring and identifying bottlenecks hindering the performance of the database.
• Developed web applications and business solutions using Oracle APEX.
• Analyze and understand business requirements for enhancements and additions to the datawarehouse.
• Created changes in the database according new requirements (new tables in the existing database and fields in the existing tables).
• Constructed and implemented multiple-table links requiring complex JOIN statements, including outer-joins and self-joins.
• Developed and implemented Oracle Forms 9i and Oracle Reports 9i
• Tuned SQL statements using hints for maximum efficiency and performance, created and Maintain/modify PL/SQL packages, mentor others with the creation of complex SQL statements, perform data modeling and create/maintain and modify complex database triggers and data migration scripts.
• Created Web based applications using APEX.
• Created complex Stored Procedures and Views to be used for the Reports.

Environment: Oracle 11g/10g, Oracle REPORTS Developer (11g), UNIX Server 4.3, Rational Clear Quest, and Oracle APEX, SQL NAVIGATOR, JavaScript, HTML, XML, CSS.

Confidential, TX

Oracle Programmer/Developer

Responsibilities:

• Developed PL/SQL Packages, Procedures and Functions in Oracle 9i.
• Developed PL/SQL package procedures using REF cursor, Collections and Dynamic SQL.
• Developed PL/SQL package procedures to fetch bulk rows from cursor variable to collections.
• Developed Business logic using C++.
• Incorporated bulk incremental inserts in PL/SQL procedures.
• Created Database Trigger to audit search events.
• Embedded SQL queries in PL/SQL procedures and ran them dynamically.
• Operated BLOBS, CLOBS and BFILES using PL/SQL (DBMS LOB) packages.
• Enhanced database functionality using Oracle supplied PL/SQL packages.
• Developed Java Stored Procedures and loaded Java Classes into Oracle.
• Designed Data Model Diagram using Designer 10g.
• Designed and Developed logical and physical database using Designer 10g.
• Created views, table, sequences, indexes and synonyms database objects.
• Created partitioned tables and indexes.
• Developed UNIX Korn shell scripts to process file feeds.
• Tuned PL/SQL packages to improve performance of the application.
• The data file to Corporate Central Repository.
• Created User Interfaces for search functionality using Oracle FORMS 10g.
• Created Menus, Object Libraries, and Properties Classes and integrated in application using Oracle FORMS 10g.
• Integrated Pluggable Java Beans into Oracle FORMS 10g Applications.
• Created and developed REPORTS for financial reporting using Oracle REPORTS 10g.
• Developed Oracle JSP REPORTS and integrated in Oracle Web FORMS.
• Tuned SQL queries using tuning techniques like TKProf.
• Created Designed Documents and technical documents.

Environment: Oracle 9i/RAC, Oracle FORMS 10g, REPORTS 10g, Designer 10g, TOAD,SQL DEVELOPER, UNIX, UNIX SHELL Scripting.

Confidential

Oracle Developer

Responsibilities:

• Planning Backup/Restoration Strategy, Executing UNIX Shell Scripts using jobs, Planning and scheduling Backups, taking Logical Backups (with Export / Import utilities).
• Tuning Applications, Tuning Memory and Tuning Disk Usage.
• Sizing the database for future growth.
• Coding procedures, functions, and triggers and generating the specified reports.
• Tuning of the SQL queries using Explain Plan, SQL*Trace and TKPROF.
• Refreshing the test database with the production database.
• Created the database from full export for the Table space point in time recovery.
• Responsible for the creation and testing of hot and cold backup scripts using PL/SQL.
• Created and maintained the UNIX shell scripts to automate common tasks.
• Involved in analysis, design and development of the system.
• Created database objects tables, indexes, views, synonyms
• Created stored procedures, functions, triggers.
• Created of Roles, Users, Table spaces, database triggers, procedures etc.
• Modifying the database design and structure, as necessary, from time to time upon information given by application users and developers.
• Implemented integrity constraints on database tables.
• Created FORMS and REPORTS using Visual Basic.
• Testing and debugging
• Involved in preparing documentation and providing user training.

Environment: Sun Solaris 7, Oracle9i, Oracle Enterprise Manager, SQL*LOADER/Import/Export Scripts, Erwin, TOAD, Visual Basic 5.0, Crystal Reports.