Database Developer_Profile
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This document contains the resume of Manikandan Natarajan, who has 9 years of experience as a Database Administrator, System Administrator, and BI Developer. He is an expert in Oracle, SQL Server, DB2, Teradata, and other databases. Manikandan has worked as a DBA at TCS for various clients in industries like financial services, retail, and telecom. He has extensive experience in database design, administration, performance tuning, and developing ETL processes and reports.
Database Developer_Profile
- 1. Database Developer NAME MANIKANDAN NATARAJAN SUMMARY 9 Years of experience with Database and System administration, Data warehouse Design and BI Development. Worked as Database administrator for 5+ years. Worked as System administrator (Windows and Linux) for 3+ years. Worked as Data modeller, BI Designer. Data warehouse architecture, in both Kimball and Inmon styles. Expert in Oracle and SQL Server Database Administration. Experience with Microsoft Azure cloud computing. Expert in Databases Designing and Administration. Architecting and design of data warehouse ETL processes- MSBI and Informatica. Expert in performance tuning and Query tuning. Expert in PL/SQL Development QUALIFICATIONS CERTIFICATION : Bachelor of Engineering (B.E) in Computer Science and Engineering(CSE) stream from Anna University, Chennai ITIL® 2011 Foundation and MicrosoftCertified Database Administrator (MCDBA) FOCUS AREAS Database Admin - SQL Server 2014/2012/2008, Oracle 11g/9i Databases – SQL Server 2014/2012/2008, Oracle11g/9i, Netezza, DB2 and Teradata Business Intelligence Technologies – MSBI (SSIS, SSAS & SSRS), Informatica versions. Data Modeling – ER Studio and CR Erwin Report Development- Tableau, SSRS,OBIEE, Power BI, QlikView and Cognos
- 2. CAREER SUMMARY System Administration - Windows 2012 R2, Linux versions Experience in application development, Oracle and MS-SQL Server Database Development. Experience in the following tasks Database configuration, tuning,maintenance, patching,and diagnosis and resolving issues. Experience on trouble-shooting replication issues in 11g R2 RAC environments. Hands on experience in Configuring Oracle RAC on VMWare Virtual SAN. Worked actively on oracle features such as AWR, ADDM, and ASH, performance statistics collection, and fine tuning database wait events. Provide on-call support for enterprise databases. Experience in Log shipping, Query tuning,Link server, Backup and Restoring DB in SQL Server. Involved Development, Testing and Production DBA activities. Very good SQL, PL-SQL and T-SQL Programming skills and Experience in query optimization. Experience in Performance tuning and Query tuning in Oracle (11g) and SQL Server (including2014). Tools and Packages used for monitoring and managing SQL Server db’s– Precise I3, OEM 10g, SQL Tools and Packages used for monitoring Oracle dbs – OEM 12cand Toad. Compare, SQLData Compare,SQL Tuning Advisor, and SQL Profiler. Created database monitoring jobs – Database Blocking/Locking, Deadlock, Long running queries,Database space usage reporting job, Index defragmentation job, Job for monitoring table update statistics information and Job for capturing Unused and Excessive index list for SQL server database. Experience in Table,/Index Partitioning in Oracle and SQL Server. Disk Space Management involving managing archives, space allocation and also capacity planning for various objects for SQL Server and Oracle databases. Design and implement database backup and recovery procedures. Experience in Materialized View, DB Links and SQL Server database is mapping as oracle DB Link. Experience in Oracle Database refresh,User Management. Managing the production database for Oracle and SQLServer and resize the space of database/Datafiles/Tablespace/Transactional Logs Creating, Updating,Altering Tablespace, Indexes,Tables, Views, Synonyms, Profile, Role, Privileges Strong experience in administration and database monitoring. Experience in DB2, Teradata,MySQL and Netezza Technologies. Experience in Agile- SCRUM and ITIL methods Experience in Reports development – SSRS, Power BI, Cognos and QlikviewKEY CUSTOMERS Swiss ReInsurance, MicrosoftMobileOy, ElisaOyj(Telecom), Hartford Investment Management Company, & Bharti Airtel(Telecom Pvt Ltd) and Aircel
- 3. EMPLOYER TCS (April 2011 – Till Date) – AssistantConsultant EXPERIENCE April 2011 – Till Date as Database Consultant with Tata Consultancy Services. Since 2011 Tata Consultancy Services Client Name Hartford Investment Management Company,Microsoft Mobile Oy, Elisa Oy and Swiss Re Insurance Service Industry Investment and Financial Services, Retail and Telecom Position DBA, DWH Architect and BI Specialist May 2010 – April 2011 as Database Administration with Clairvoyant Tech Soft Private Ltd. Since 2010 to 2011 Clairvoyant Tech Soft Private Ltd (Contractor at TCS) Client Name Hartford Investment Management Company Service Industry Financial Services Position DBA and Production Support Mar 2009 – May 2010 as Database Developer with FirstSourceSolutions Limited. Since 2009 to 2010 FirstSourceSolutions Limited Client Name BharathiAirtel Ltd., Service Industry Telecom Services Position Database Developer June 2007 – Feb 2009 as Software Engineer with Parker Soft Solutions Since 2007 to 2009 Parker Soft Solutions Client Name Telecom - Aircel Service Industry Telecom Services Position SQL Developer and Data Analyst