CHAITANYA CHAPPA

Client : FedEx

Project : FedEx Sales IT support and Maintenance-Atlantis

• Developed and implemented Ab Initio ETL solutions to extract, transform, and load data from multiple sources, resulting in improved data accuracy and reduced processing time by 50%.
• Collaborated with cross-functional teams to gather and analyze business requirements, translating them into technical specifications for Ab Initio workflows, ensuring seamless integration with existing systems.
• Optimized performance of Ab Initio graphs by tuning database connections, implementing parallel processing techniques, and utilizing advanced transformations, resulting in 20% increase in data processing efficiency.
• Conducted thorough testing, debugging, and troubleshooting of Ab Initio jobs to identify and resolve issues, ensuring seamless data flow and minimizing downtime.
• Collaborated with cross-functional teams to gather and analyze business requirements, and then designed and executed efficient data integration solutions using Ab Initio.
• Resolved critical data integration issues by conducting thorough troubleshooting and debugging of Ab Initio graphs, enhancing overall data quality and accuracy.
• Led training sessions for junior developers on Ab Initio best practices, resulting in improved team performance and increased efficiency in project delivery.

Achievements :

• Designed and developed graphs to automate result analysis
• Developed scripts to track time taken for MIIG calls
• Drafted comprehensive reports to document bugs and design flaws
• Performed regression and system-level testing to verify software quality and function before deployment.
• Implemented rigorous testing procedures to identify and resolve potential bugs before deployment
• Implemented version control systems for effective collaboration among team members while maintaining code integrity

Client : FedEx

Project : FedEx PRISM HR MODRENIZATION-STAR

• Ab-inito proposed FEDEX on Legacy system conversion to ab-initio platform.
• Provided inputs on types of IBM utilities used by FEDEX
• Provided inputs on Database Management (IMS DB / DB2) involved in FEDEX
• Worked on huge procedural converted transforms
• ·Developed Batch graphs to replicate Legacy batch process
• In-depth knowledge on REFORMAT / JOIN / SORT components
• Developed Plans and Sub plans for batch run process.

Achievements :

• Designed and developed ad-hoc graphs to classify programs based on FEDEX process
• Developed graphs to replicate Legacy SORT utilities with Ab-initio components
• Developed unix shell scripts to reduce manual effort
• Developed and implemented complex ETL (Extract, Transform, Load) workflows using Ab Initio, resulting in significant reduction in data processing time by 30%.

Client : AMEX

• Impact analysis of specifications provided by client.
• Participating in External Design walkthrough and to get sign-off for Design.
• Preparing design documents for flow changes based on analysis as per Quality Procedures. Reviewing code, test plans and helping TOCE Team in testing enhancements in various Test Phases.
• Conduct comprehensive tests and analyze information and trends in data to
• Providing support during all testing phases.
• Implementation of enhancements in production environment.
• Contributed to improvement of internal processes through ongoing review and feedback sessions with team members
• Conducted thorough risk assessments to identify potential issues and develop mitigation strategies

Client : American Express

• Worked for American express in enhancement projects and production support
• Developed thorough knowledge in legacy COBOL / JCL
• Prepared detailed design documents as per SDLC cycle
• Drafted unit test cases for deliverable\'s and documented defects in HP Quality center
• Provided detailed impact analysis for specific requirements provided by client
• Driven client walk through sessions for design sign off
• Maintained coding and documentation as per AMEX standards.