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$30 USD / hour
Flag of UNITED ARAB EMIRATES
$30 USD / hour
It's currently 3:33 PM here
Joined May 16, 2020
0 Recommendations

Wasim A.

@wahmad1983

0.0 (0 reviews)
2.4
2.4
100%
100%
$30 USD / hour
Flag of UNITED ARAB EMIRATES
$30 USD / hour
100%
Jobs Completed
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On Budget
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Repeat Hire Rate

Application/Database developer

Around 11 years of IT experience which Includes area like Data Warehouse/ETL. Oracle, TIDAL scheduler, designing and Unix Scripting. • Programming experience as an Oracle PL/SQL Developer in Analysis, Design and Implementation of Business Applications using the Oracle Relational Database Management System (RDBMS). • Involved in all phases of the SDLC (Software Development Life Cycle) from analysis, design, development, testing, implementation and maintenance with timely delivery against aggressive deadlines. • Experience with Data flow diagrams, Data dictionary, Database normalization theory techniques, Entity relation modeling and design techniques. • Expertise in Client-Server application development using Oracle 12c/11g10g/9i, PL/SQL, SQL *PLUS, sql developer. • Effectively made use of Table Functions, Indexes, Table Partitioning, Collections, Analytical functions, Materialized Views, Query Re-Write. • Good knowledge on logical and physical Data Modeling using normalizing Techniques. • Created Tables, Views, Constraints, Index (B Tree, Bitmap and Function Based). • Developed Complex database objects like Stored Procedures, Functions, Packages and Triggers using SQL and PL/SQL. • Developed materialized views for data replication in distributed environments. • Experience in Oracle supplied packages, Dynamic SQL, Records and PL/SQL Tables. • Loaded Data into Oracle Tables using SQL Loader. • Partitioned large Tables using range partition technique. • VB coding for new application as well as tuning for existing systems and code review. • Creating Crystal reports. • Solid understanding of relational database system structure, Oracle Database architecture and design and having performed some DBA duties, such as creating and managing Oracle Database Objects. • Good problem solving and trouble shooting skills. Good skills with performance improvement for pre-existing applications. Good spoken and written communication skills. • Good understanding of Visual Source Safe 6 (VSS),SVN and GIT. • Created Technical Design documents for major enhancements and attended Technical Design Reviews. • Conducted Peer Reviews to ensure quality work • Used Bulk Collections for better performance and easy retrieval of data, by reducing context switching between SQL and PL/SQL engines. • Software development experience in the Agile Methodology. • Involved in the performance of tuning of the database. • Involved in Writing/Tuning database packages, stored procedure and functions using PL/SQL. • Performance tuning using SQL plans, developing coding standards and database management. . Excel VBA Reporting

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Experience

System Analyst

Dicetel LLC
Jun 2019 - Present
• Programming experience as an Oracle PL/SQL Developer in Analysis, Design and Implementation of Business Applications using the Oracle Relational Database Management System (RDBMS). • Involved in all phases of the SDLC (Software Development Life Cycle) from analysis, design, development, testing, implementation and maintenance with timely delivery against aggressive deadlines.

Developer

Rlabs Pvt ltd
Apr 2018 - Present
• Understanding the existing reports and converting into SAP HANA equivalent SQL. • Creating new database objects in HANA DB. (Column view, function etc.). In order to get the same functionality of oracle when HANA SQL not supporting oracle features like convert, connect by clause etc. • Rewriting existing SQL to HANA compatible SQL to increase the performance. • SIT and UAT migration and testing. • Managing GIT and scripts for UAT and PROD migration.

Education

Master in computer science

Jamia Hamdard, India 2006 - 2008
(2 years)

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