I'm Chandra Sekhar Maddila from India and currently masters student of BITS-Pilani.

I'm pretty interested in working with MariaDB team as part of GSOF. Some of the items that I'm interested in are MXS-1, MDEV-8100, MDEV-5662, MDEV-371

Here's a quick summary of my work experience and Skill set.

• Currently a student of BITS-Pilani (Masters, Computer Science).
• Total experience of 6 years in IT industry, as a software developer (My last stint was in Microsoft Research [MSR] - India as a research SDE).
• Have been working with designing and development of RDBMS systems : With Oracle earlier and SQL Server after joining Microsoft
• Involved in various projects like : Implementing column store indexes in SQL Server, Designing a cloud based monitoring systems for database performance monitoring, tools to migrate data from Oracle to SQL Server, Implementing HA Solution (AlwaysOn) for SQL Server etc...
  

•  Languages/Frameworks:

  -    Asp.Net, C#, Jquery, Javascript, HTML5, CSS, Bootstrap, Knockout, SOAP, REST, JSON, Web Services

  -    WCF, MVVM, XAML, Windows App Development, Azure Cloud services, Azure web services

  -    Java, J2EE, UNIX Shell scripting

I worked extensively on both UNIX and Windows platforms.

Database domain expertise:

Oracle

+  In depth understanding of Oracle database internals and architecture (Memory management, storage engine and optimizer)

+  Performance tuning: Instance and SQL level tuning with the help of AWR, Statspack, TKPROF reports and Explain plans and tools like OEM and TOAD

+  Oracle 11g, 10g, 9i Database Setup, Administration, Monitoring on various flavors of UNIX: RHEL, AIX, SUN Solaris, HPUX – Itanium chipset; Good understanding of Oracle internals and Oracle system architecture

+  Oracle RAC, ASM and Grid infrastructure setup, maintenance and administration; Non RAC to RAC, Non-ASM to ASM conversions; Familiarity with OS level clustering techniques like HACMP

+  All kinds of Database Backup and Recovery methodologies: RMAN (Hot, Cold, Active Database Duplication), Datapump, SQL Loader etc…; Familiarity with 3^rd party backup tools like CA ArcServe

SQL Server

+  Working experience with SQL 2014, 2012, 2008R2, 2008 and 2005 on different versions of Windows

+  Very good at troubleshooting complex issues and working on outages/showstoppers.

+  Very good in database performance and query tuning: Analyzing execution plans and rewriting queries

   +  Administering SQL Server High Availability and Disaster Recovery technologies like AlwaysOn, Failover Clustering and Database mirroring.

+  Proficiency and expertise in all varieties of SQL Server Replication: Snapshot Replication, Transactional replication, Merge replication and Change tracking

+  Expertise in handling all sorts of backup technologies: Native, VSS, VDI, Backup to URL etc…

+  Expert in handling database corruption cases and recovering the databases

+  Expertise in T-SQL writing stored procedures, triggers and functions.

For any queries, feel free to reach out to me @ chandu.maddila@gmail.com

Thanks,

Chandra