Tarun_Medimi
- 1. Name: TarunMedimi Email: [email protected] Contact: +91 - 8123297239 PROFESSIONAL SUMMARY Teradata developer with 2.7+ years of work experience in delivering enterprise reporting solutions for Apple Inc.’s Global Business Intelligence system Technical expertise in Teradata, Oracle and having good exposure to Vertica, Unix shell scripting, Python, Autosys scheduling, Informatica, SVN and Business Objects. Insight knowledge of Customer Satisfaction and Customer Care data analytics. Extensively worked in data extraction, transformation and loading as per Business Intelligence reporting requirements Proficient in all aspects of Software Development Life Cycle Hands on experience in Teradata Infrastructure activities such as support for up gradation and failover Experience in handling / working on multiple-projects and willing to take on extra responsibilities to serve the project needs. Quick learner with ability to understand job requirements, employ new ideas, concepts, methods and technologies Strong analytical, diagnostic skills and ability to work in a fast-paced and team-oriented environment Expertise in D2P (Development to Production) implementation of various projects; including requirement gathering, designing, development, coding, implementation Excellent analytical, organizational, planning & interpersonal skills with demonstrated abilities. Possess a positive, flexible & strive to be my best towards achieving organizational goals Ability to understand Functional Requirements and convert them into Technical Specifications Monitoring and ensuring customer delivery during the transition period Hands on experience in Teradata, Oracle, Unix. Experienced in the handling and processing of large datasets Delivered robust end-to-end solutions applying the sound technical fundamentals Ability to complete challenging assignments through new learning or experimentation Ability to work effectively both as an individual and as part of a team SKILLS ETL Tools: Informatica, Storm Teradata Utilities: BTEQ, Fast Export, Fastload, Multiload, TPT Reporting Tools: Business Objects Functional Tools: Autosys, SVN Programming Languages: PL/SQL (Teradata/Oracle), Unix Shell Scripting, Python Operating Systems: Windows, Mac OS, Linux Relational Databases: Teradata, Oracle ACADEMIC PROFILE B.Tech ( Electronics and Communication Engineering ) from Institute of Technical Education and Research ( ITER ), Bhubaneswar, India with 8.49 CGPA
- 2. WORK EXPERIENCE Project #1: CSAT Dashboard Company: Exilant Technologies Pvt. Ltd. – Bangalore, India Duration: Nov 2015 to Till Date Role: Teradata / Oracle Developer Client: Apple Inc. Description: Objective of this project is to replace the current dashboards with a more scalable solution. One standardized reporting tool based on GBI data to reduce the need for different business groups to create competing reports that may be based on slightly different data sets. Scalable reporting solution that can be more easily updated to show new segments and views via a self- help model without a development request. It needs to be easily configurable by AppleCare Customer Research team without using extensive resources. Technologies: Teradata, Oracle, Storm, Unix shell scripting, Autosys, SVN, Business Objects Responsibilities: Developer and mentor team of 5 associates Interacting with source team to understand the survey data flow in source tables Involved in extracting, discussing and refining business requirements from users and source team members. Interpretation of business requirements and designed the project accordingly Creation of 5 ETL interfaces to bring data from source tables to EDW Data modeling of 20+ tables in EDW Development of 20+ Teradata stored procedures. Development of tables and dynamic procedures in Oracle. Development of Unix Shell Scripts for the procedure calls Autosys job setup for scheduling and automating the process Code review and work on the performance optimization of codes Preparation of test data and performed unit testing, integration testing and system functional testing based on technical specifications and/or product knowledge Analyzed common defect trends during testing and suggested corrective action, process improvements, and code review checklists to reduce defects Support for fixing the bugs raised during UAT phases Production implementation and warranty support Work towards optimization and effective utilization of existing resources Work on challenges and issues faced during each phase of project Conducted training sessions as part of knowledge transfer within the team Project #2: Staffing Attainment Reporting Company: Exilant Technologies Pvt. Ltd. – Bangalore, India Duration: Feb 2015 to Oct 2015 Role: Teradata / Oracle Developer Client: Apple Inc. Description: Objective of this project is to build Staffing Attainment report in GBI portal. Staffing Attainment report consists of forecasted, scheduled, required and actual head count of Apple Care advisors
- 3. for different Geo, Sites and Staff groups. As part of this project, we have developed semantic procedures and aggregate tables in semantic layer of EDW (Teradata) as per reporting requirement. Data from aggregate table has been replicated to SNOWP (Oracle) data mart where UI procedures has been developed to feed data into reports. Autosys jobs and Unix shell scripting has been used to automate the process. Technologies: Teradata, Oracle, Unix shell scripting, Autosys, SVN Responsibilities: Developer and mentor offshore team of 3. Interpretation of business requirements and designed the project accordingly. Development of aggregate tables and procedures in EDW. Development of tables and dynamic procedures in Oracle. Development of Unix Shell Scripts for the procedure calls. Autosys job setup for scheduling and automating the process. Involved in replication of the data into multiple environments like Disaster recovery systems to make sure that even in failover business reporting should not halt. Code review and work on the performance optimization of codes. Preparation of test data and performed unit testing, integration testing and system functional testing based on technical specifications and/or product knowledge. Analyzed common defect trends during testing and suggested corrective action, process improvements, and code review checklists to reduce defects. Support for fixing the bugs raised during UAT phases. Production implementation and warranty support. Work on challenges and issues faced during each phase of project. Conducted training sessions as part of knowledge transfer within the team Project #3: Snow Portal Reporting Company: Exilant Technologies Pvt. Ltd. – Bangalore, India Duration: Jan 2014 to Jan 2015 Role: Teradata / Oracle Developer Client: Apple Inc. Description: Snow portal is a contact center performance management dashboard in GBI Portal, which reports key metrics related to performance of call center advisors. Worked on enhancements of Snow Portal Dashboards for better usability, control and faster performance. Semantic procedures are being used to aggregate data in semantic layer of EDW (Teradata) as per reporting requirement. SNOWP (Oracle) data mart is being used as reporting database. Aggregate data from EDW is replicated in SNOWP by using Teradata utilities and SQL Loader. UI procedures have been built to feed data to Snow Portal reports. Autosys jobs and Unix shell scripting are used to automate the process. Technologies: Teradata, Oracle, Unix shell scripting, Autosys, SVN Responsibilities: Developer. Interpretation of business requirements and designed the project accordingly. Development of aggregate tables and procedures in EDW.
- 4. Development of tables and dynamic procedures in Oracle. Development of Unix Shell Scripts for the procedure calls. Autosys job setup for scheduling and automating the process. Involved in replication of the data into multiple environments like Disaster recovery systems to make sure that even in failover business reporting should not halt. Code review and work on the performance optimization of codes. Preparation of test data and performed unit testing, integration testing and system functional testing based on technical specifications and/or product knowledge. Analyzed common defect trends during testing and suggested corrective action, process improvements, and code review checklists to reduce defects. Support for fixing the bugs raised during UAT phases. Production implementation and warranty support. Work on challenges and issues faced during each phase of project. Conducted training sessions as part of knowledge transfer within the team.