Senior Etl Developer Resume
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Camp Hill, PA
SUMMARY:
- Almost 9 years of overall IT experience.
- 4+ years of experience as ETL Lead managing onshore and offshore resources
- 5+ years of experience as ETL Developer using Informatica PowerCenter
- Experienced in all phases of software development life cycle including requirement gathering, analysis, design, development, testing, debugging and production rollout.
- Data warehousing domain with understanding of Dimensional Modeling, Star and Snowflake Schemas.
- Performance tuning and optimization of ETL loads
- Strong experience in writing SQL, PL/SQL Blocks, Stored Procedures
- Hands on experience on Cognos Reporting
- Worked on POC for Qlikview and Oracle Endeca
- Extensively worked on Autosys Scheduling tool
- Extensive Experience in Release Management of Informatica / Oracle /UNIX packaging to Production System.
- Experience working on BMC Remedy Tools/HP Service Manager for Incident Management, Change Management and Problem Management.
- Have excellent interpersonal, Verbal & Written communication skills. Worked extensively on onsite offshore model and proven Customer Management Skills with business users.
CORE COMPETENCIES:
ETL tools: Informatica PowerCenter 8.1.1 & 9.0.0, Oracle Endeca
Reporting tools: Cognos, Qlikview
Databases: Oracle 10g, SQL Server
Scheduling tools: Autosys
Operating systems: Windows, UNIX
Tools: /Utilities: Toad, Perforce, Rapid SQL
PROFESSIONAL EXPERIENCE:
Senior ETL Developer
Confidential, Camp hill, PA
Responsibilities:
- Provide Estimation for the requirements and plan the release
- Act as single point of contact between business users and developers
- Work with data modelers and DBA’s to Design the dimensional model
- Documented technical analysis and design of ETL processes and testing of those processes.
- Provide Technical Specification Documents for the ETL Load
- Mentor team members in developing Informatica Mappings and Workflows as per the specifications
- Create Validation Scripts for unit testing
- Provide support during Integration, SAT and UAT testing.
- Plan the release and work with other teams to coordinate the code migration
- Provide weekly and Monthly Status Reports to management
- Help the team to overcome issues, challenges in ETL or Cognos Reporting
- Work with database team, release management team, testing team and production support to ensure smooth migration of code to production and knowledge transfer
- Ensure that Best Practices are incorporated starting from design to development
- Raise issues and concerns in a timely manner with concerned teams and managers.
Senior ETL Developer
Confidential, Camp hill, PA
Responsibilities:
- As an added responsibility design a reusable tool using Informatica to validate flat files sent to CMS
- Design the utility to in corporate more than 4000 validations for 8 files sent to CMS
- Data model the oracle tables used as metadata for the file validation
- Support during integration, UAT and production release phase
- Documented technical analysis and design of ETL processes and testing of those processes.
- Provide weekly and monthly status reports to management
- Work with database team, release management team, testing team and production support to ensure smooth migration of code to production and knowledge transfer
ETL Developer/Lead
Confidential, Irvine, CA
Responsibilities:
- Work as ETL Lead and manage team comprising of onshore and offshore resources
- Collaborate with Business analysts for Requirements Gathering, Business Analysis and provided recommendations for maintenance and enhancements.
- Developed functional specifications and worked with other team members to complete the application development and testing.
- Documented technical analysis and design of ETL processes and testing of those processes.
- Extensively worked with Repository Manager, Designer, Workflow Manager and Workflow Monitor.
- Provide weekly reports to Client manager on ETL jobs and raise any issues/risks.
- Worked in a managed services mode and reported available capacity for additional tasks that can be taken up.
- Also work as L3 team for production support
- Provide incident root cause analysis to client BSA and recommend solution to fix the issue
- Coordinate with Database team, application team to resolve Production batch job issues if necessary
- Create incident and track to closure in BMC Remedy for Production Issues. Worked on HP Service Manager as well for tracking Incidents, Problem and Change management tickets.
- Coordinate with Release team to migrate the code to various environment
- Involved in writing SQL scripts for unit and functional testing
- Worked on Autosys Scheduling Tool for Scheduling and Monitoring of jobs.
- Extensively involved in migration process of Informatica, Unix, Database and Autosys changes to Production
- Generated reports as per business requirements using Stored Procedures and generating Business Objects reports
- Communicated and discussed with business users and Application Support Team in order to research and resolve issues.
Technology Analyst
Confidential, Irvine, CA
Responsibilities:
- Working as an ETL / Data warehouse engineer in the Investment Data Warehouse (IDW) team focusing on building dimensional structures and extracting data from various legacy source systems.
- Collection and translation of business requirements into technical roadmap (ETL Design, Mapping document, Unit test cases) suitable for IDW implementation.
- Extensive worked on Informatica 8.6.1 (mappings, session, workflow) in creating various mappings focusing on SCD2 and SCD1 implementation.
- Developed transformation logic and designed various Complex Mappings and Mapplets using the Designer
- Used Autosys as a scheduling tool for triggering workflows to load dimensional data.
- Using Perforce as a versioning tool for maintaining revision history for code.
- Effective Communication with data architects, designers, application developers and senior management in order to collaborate on projects that involve multiple teams in a vitally time - sensitive environment.
- Effectively involved in allocation & review of various development activities / task with offshore counter apart.
Senior Systems Engineer
Confidential
Responsibilities:
- Analysis of specifications provided by the client.
- ETL developer.
- Setting up ETL metadata.
- Used Autosys as a scheduling tool for triggering jobs.
- Using Perforce as a versioning tool for maintaining revision history for code.
- Effective Communication with data architects, designers, application developers and senior management in order to collaborate on projects that involve multiple teams in a vitally time-sensitive environment.
- Effectively involved in allocation & review of various development activities / task with offshore counter apart.
- Understanding the business logic behind every piece of code and documenting requirements in a reverse engineering fashion
- Responsible for documenting and resolving any production issues.
- Provided end-user training and support.
Senior Systems Engineer
Confidential
Responsibilities:
- Analysis of specifications provided by the client.
- Setting up ETL metadata.
- Migrating the metadata to QA environment using IN13 tool
- Used Autosys as a scheduling tool for triggering jobs.
- Using Perforce as a versioning tool for maintaining revision history for code.
- Understanding the business logic behind every piece of code and documenting requirements in a reverse engineering fashion
