Technical Lead/developer Resume
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Durham, NC
SUMMARY
- Proactive, performance - driven professional with 10.5+ years of experience in IT industry in Investment Banking domain.Expertise and strong knowledge in Oracle PL/SQL (9i - 11g) and Sybase which includes developing PL/SQL Procedures, Packages, Triggers, Bulk collections, Cursors, Views, Objects and Performance Tuning of Data Warehouse environment.
- Proficient in UNIX shell scripting in automation of various processes.
- Hands on experience in server setup to host files to automate the database refresh with help of Perl/cgi scripts.
- Developing web page applications using HTML5, CSS3 and Javascript for form validations. And using Ajax and PHP scripting to get back data from Oracle DB.
- Experience in Autosys and Control-M to schedule jobs and for batch monitoring.
- Knowledge and hands on in Informatica (ETL Tool) for loading huge data files.
- Experience working in On-Shore/Off-shore Development Models.
- Strong time management skills in leading multiple projects and deadlines under minimal supervision.
- Experience in working on production and batch support processes.
- Recognized and highly appreciated for consistent success, knowledge and flexibility.
WORK EXPERIENCE
Technical Lead/Developer
Confidential, Durham, NC
Role and Responsibilities:
- Providing resolution to the issues raised by users.
- Monitoring and providing batch support for the daily and monthly batches.
- Conduct regular meetings to check for weekly and monthly install.
- Provide month end batch support and provide on-call support.
- Enhancement of the existing application to provide more functionality.
- Identify long running process and tune the same.
- Unix scripts is used to ftp the files from vendor sites update the data files before loading the data using ETL/Informatica to process data from various vendors.
- Used SQL*Developer/Toad for creating all types of PL/SQL objects like tables, Indexes, packages, triggers, sequences and stored procedures.
- Optimized the existing long running processes to run faster with usage of Bulk Loader, Hints and limits on bulk loader
- Used Explain Plans to analyze long running queries and degree of Parallel to make queries run faster.
- Create new web applications from HTML5 and CSS3. Use Javascript for form validation
- Host the web applications on windows server 2012 R2 machine
- Used PHP as the server side language to psftp the files from user’s machine.
- Call oracle client functions ODBC to connect to db and get back the results on HTML forms.
Technical Lead/Developer
Confidential, Durham, NC
Role and Responsibilities:
- Understand and analyze requirements, follow up with business analysts and subject matter expert team for any clarification, if required.
- Co-ordinate with the Business Analysts and developers and do the Impact analysis.
- Design/Review the Test Cases for Integration testing, System testing and User Acceptance testing
- Involved in test plan and test strategy creation and provided input on test effort estimation and resource compatibility.
- Unix scripts is used to ftp the files from vendor sites update the data files before loading the data using ETL/Informatica to process data from various vendors.
- From staging area, data is processed and modified as per the requirement and then loaded to integration area through stored procedures and ETL/ Informatica mappings.
- Used SQL*Developer for creating all types of PL/SQL objects like tables, Indexes, packages, triggers, sequences and stored procedures.
- Developed and modified Oracle packages, stored procedures, functions, Scripts, synonyms, tables and indexes to implement business requirements and rules.
- Applied optimizer hints to tune the queries for faster performance.
- Worked on Performance tuning by using Explain plans and various hints.
- Worked on Table Partitioning and deploying various methods of indexing like local Indexes and Global Indexes on partitioned tables.
- Organize and analyze the behavior of each Investment Instrument like Stocks, Bonds etc for a certain period and provide the complete detailed analysis to investors which would help them in planning their portfolio and the investments.
- Evaluate the performance of different funds which would be ideal for long term investing which is the primary requirement of a retirement plan (401k) aimed at institutions.
- Coordinate with offshore in developing the testing the requirements.
- Run monthly process to correct the missing data received from different streams.
- Running production parallel testing to make sure all major fixes are tested before production deployment.
- To keep the technical support documents updated with the latest changes happening in the system and also tracking the solutions of the critical incidents in the support document.
- Creation and Review of test cases based on requirements, and getting sign-off on test conditions from respective business analyst.
- Preparation of test scripts for System and Integration Testing, and Traceability Matrix for the assurance of complete coverage of system requirements.
Technical Lead/Developer
Confidential
Role and Responsibilities:
- Handling all user support requests from across the regions.
- Handling all the batch failures that arises in the application he is handling.
- Automating many manual works in the project.
- Automation done using shell scripting and autosys scheduler.
- Generate reports required by Japanese and US Federal Gov.
- Helping firm to move on to new tools from existing ones with end to analysis and fixes and final implementation.
- Handling major UAT's independently & representing client from offshore office.
- Running production parallel testing to make sure all major fixes are tested before production deployment.
- Fixing the failures in the batch and making enhancement in processes that has deficiencies.
- To keep the technical support documents updated with the latest changes happening in the system and also tracking the solutions of the critical incidents in the support document.
- Used Aquadata studio to develop complex queries, procedures, packages and tables.
- Responsible for all Production Release across regions.
- Tested the entire application after Release for giving the final sign-off for Users to start using the system.
- Developed and modified Oracle packages, stored procedures, functions, Scripts, synonyms, tables and indexes to implement business requirements and rules.
- Code tuning or Query Optimization done using Explain Plans, Hints.
- Using utilities like BCP and Sybase Central.
- Designing, developing, testing, troubleshooting and debugging of the application.
- Index Tuning for enhancing the performance of the database. Analyzing and monitoring system performances using DBCC Trace on commands, query plan outputs, system.
- Properly allocating task to the team members and consolidation of team work.
- Handling various enhancements to the system, this entailed writing new codes and changing some existing codes.
- Wrote new complex stored procedures in Sybase and optimized the existing code written in Sybase.
- Debugging the scripts and jobs in Production environment written in Shell and PERL.
- Handling and creating various autosys jobs in Production environment.
- Providing daily status reports to the clients.
- Provided production support and 24/7 support for resolving the critical production issues.
- Involved in the solving the tickets that are raised by the end users.
- Responsible for creating PLSQL Programs and UNIX Scripts for Data Validation and Data Conversion.
- Prepared UNIX shell script for the transfer of files from FTP to SFTP.
Oracle Developer
Confidential
Role and Responsibilities:
- Managing client requests on Business as Usual and resolving the same in time
- Analysis of business/technical specifications
- Impact analysis.
- Understand and analyze requirements, follow up with business analysts and subject matter expert team for any clarification, if required.
- Creation and Review of test conditions based on requirements, and getting sign-off on test conditions from respective business analyst.
- Designed the tables, indexes, triggers, stored procedures, functions and packages to implement the requirement.
- Unix scripts is used to ftp the files from vendor sites update the data files before loading the data using ETL/Informatica to process data from various vendors.
- Mappings are uses in loading data to staging area.
- From staging area, data is processed and modified as per the requirement and then loaded to integration area through stored procedures and ETL/ Informatica mappings.
- Mappings are also used in loading the target databases which is usually on different schema and the data is transformed in the process before loading to target.
- Analysis of Source data, Oracle Source Objects and identifying the methods for loading data to target.
- Created and used External Tables for migrating flat file data into target.
- Responsible for the creation of Packages, Functions and Procedures. Performed Testing of the Packages, Procedures and Functions.
- Loaded data from different Sources into the Temp data backup environment using SQL Loader.
- Wrote scripts for creating tables, Indexes, Grants and Synonyms in different schemas and made modifications for the existing tables as per business logic.
- Preparation of test scripts for System and Integration Testing, and Traceability Matrix for the assurance of complete coverage of system requirements.
- Execution of System Test and Regression Test Scripts and validate data in database.
- Involved in test plan and test strategy creation and provided input on test effort estimation and resource compatibility.
- Develop bug fixes and enhancements.
- Delivery & testing of code fixes.
- Develop and maintain regression test packs.
- Regression testing.
- Production support of some of the applications of the bank which includes resolving issues of the overnight batch processes and daily users' queries