Database Technical Expert
4 weeks ago
Database Technical Expert (Application Performance Tuning – Oracle & Java)
Position Purpose
• To perform deep technical audit of large-scale eBanking application to identify performance bottleneck areas and propose/implement solutions for top performance of application.
• Technical expert specialized in Database model design and architecture as well as runtime Database queries and procedures execution focused on the Oracle database & Java based web application.
Responsibilities
Direct Responsibilities
• Take a lead role in analyzing the current application design and Database model for performance point of view.
• Be the main contributor in auditing the Database queries and procedure/packages that are (potential) source of performance issues of application.
• Propose/suggest improvements techniques/schemas of the Database model and queries.
• Work in a tight collaborative environment with an Offshore vendor (locate in India) to improve Database assets and resources.
• Identify the 20% of the queries that cause 80% of the slowness issues.
• Analyze the possibility of cartesian product in the SQL queries used.
• Pinpoint the queries which involve full table scan.
• High ability to read and analyze AWR reports.
• Interact with teams and communicate findings and areas of improvements.
Technical & Behavioral Competencies
• Expertise in Oracle 19C, 21 Database Product
• Expertise in SQL Language for performance tuning
• Expertise in writing efficient SQL queries considering Server and Network resources.
• Expertise in the Oracle database runtime configuration and optimization parameters.
• Exposure to Relational database Object Mapping frameworks such as iBatis and Hibernate.
• Hands-On Java experience would be a plus.
• Good communication skills.
• Excellent troubleshooting and analytical skill with Accuracy
Specific Qualifications
• Graduate degree in IT/Computer Science or equivalent
• 10-15 years of total experience with last 5 years as Database application performance specialist, preferably in banking domain.
• IT Design and development exposure is a definite plus.
• Certification in database optimization/tuning areas is preferred.
Tell employers what skills you have
NHibernate
COBOL
Troubleshooting
Oracle
Private Banking
Hibernate framework
Auditing
Manufacturing Operations
SQL
Good Communication Skills
Writing
Banking
Performance Tuning
Oracle Database
DB2
Java
iBatis
Hibernate ORM
Hibernate
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