About

Arun Kumar S is a skilled Backend Developer with over 3 years of experience in programming and implementing business applications using Oracle Database. He is proficient in using DDL, DML, TCL Statements of Oracle SQL and has effectively made use of Table, View, Constraints, Sequence, Synonyms, Materialized Views, and Index. Arun has strong knowledge in writing complex queries which includes Joins, Sub Query, Set Operator, Pseudo columns, Analytical Function. He also has knowledge in MVIEW and Global Temporary Table (GTT) and has experience in moving data from flat files to Oracle database using SQL*Loader and External Tables. Arun has developed PL/SQL Database Objects like Stored Procedure, Functions, Packages, and Triggers. He has experience in Ref Cursor, Collections, Dynamic SQL, Records, and Object types. He has effectively made use of PL/SQL Adv features such as Bulk Collect (Bulk Collect, Bulk Bind (FORALL), LIMIT and Bulk Exception). Arun is also knowledgeable in handling errors using Exception Handling, Raise_Application_Error, Pragma Exception_Init. He has experience in UTL_FILE for generating reports and involved in Performance Tuning using explain plan, dbms_profiler, table partitions, index, hints, and Cost-Based Optimization (CBO). He was partially involved in the debugging process by using error log files. Currently, Arun is working as a Senior Software Engineer at Conneqt Business Solutions Limited. Prior to this, he worked as a Software Engineer at DCUBS Technologies Private Limited. Arun completed his Bachelor of Engineering in Mechanical Engineering from Saveetha School of Engineering (SSE) in 2017. Arun's tech stack includes SQL, Backend, and Software Engineering. With relevant experience of 4.94 years, he is a dedicated and experienced professional with a passion for developing and implementing effective business applications.