Ramanathan O

Ramanathan O

Senior Software Engineer

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location of Ramanathan OChennai, Tamil Nadu, India

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  • Timeline

  • About me

    Senior Systems Manager at Ericsson

  • Education

    • St.Joseph's College, Trichy

      1998 - 2001
      Master of Computer Applications (M.C.A.) Computer Science Distinction

      @ Top ranker in the University and College@ Have got various medals and Awards for excellence in Academic for the wole period and for every semesters

    • St.Joseph's College, Trichy

      1995 - 1998
      Bachelor of Science (B.Sc.) Statistics Distinction

      @ Top ranker in the University and College@ Have got various medals and Awards for excellence in Academic for the wole period and for every semesters

  • Experience

    • ISOFT

      Jul 2005 - Oct 2006
      Senior Software Engineer

      Here i worked for Health care Industry:@ Performance tuning of the legacy system with SQL server and Oracle Databases@ Code review of SQL queries and procedures @ Participate in performance testing activities using standard tools like Load Runner@ Maintain the Data model up to date and be the owner of Data model using Erwin

    • Ericsson

      Oct 2006 - now
      Senior Systems Manager

      @ Data Science with Python, Cubernates and Cloud ready@ Defining Business Use cases@ Detailing down the business use case with sub use cases@ Writing technical solution document to the requirements/use cases@ Updating the Information Model and Data Model based on proposed solution@ Providing estimation to the implementation of proposed solution@ Review the test cases and Demo to make sure that all use case have been covered@ Desing review to make sure that the design is according to the solution proposal and following desing best practices@ Review of non-functional test cases to make sure that the solution will have the best peformanceOther Activities:@ Part of POC activities to choose the best available technologies@ Evaluating technologies to make a decision to use it our productsOther Specialties:@ Use of statistical tools for business reporting@ Expert in Doing statistical analysis such as > Extrapolation > Probabilistic analysis > ANOVA and ANCOVA > Correlation and Regression AnalysisLanguage/Platform expertise:Languages:Python, SQL, PL/SQL, VB, C++, C, Java, Perl ScriptingRBDMS:SQL Server 2000 and 2005,ORACLE9i, 10g, 11gTools:ERWIN Data Modeler, DB Designer4.0, Crystal Reports, TOAD, Idera SQLCheck, Visual Importer Professional, Qdesigner, TeraTrax Performance Viewer, SQL Server Enterprise Manager, Advent Net SWISSSQL, PerfMon, SQL Profiler, Load Runner for product performance testing, PL/SQL Developer, OWBSoftware:Visual Studio 6.0,MS Access, MS Excel (including Macros)OS:UNIX,SOLARIS,Windows 2000/NT/XP, LINUXOpen Sources:Hadoop, Hbase, Cubernates and Clod native, AWS Show less

  • Licenses & Certifications

    • Introduction to Generative AI for Software Development

      DeepLearning.AI
      Sept 2025
      View certificate certificate
    • New Applied Data Science Camp - Graduate 2022

      Ericsson
      Dec 2022
      View certificate certificate