Senior Oracle PL SQL Developer at Encora – Kuala Lumpur | Jobyssey

Key Responsibilities

Design, develop, and maintain complex Oracle database applications using PL/SQL.
Develop and enhance Stored Procedures, Functions, Packages, Triggers, Collections, Dynamic SQL, Analytical Functions, and Autonomous Transactions.
Perform advanced SQL and PL/SQL performance tuning using tools such as AWR, ADDM, ASH, SQL Trace, and Explain Plan.
Design scalable database architectures, schema structures, indexing strategies, partitioning models, and high-availability solutions.
Lead data modelling activities, including logical and physical data design, normalization, constraints, indexes, and governance standards.
Design and implement ETL processes and data integration solutions for large-volume data environments.
Manage Materialized Views, replication mechanisms, and distributed database environments.
Execute data migration initiatives and large-scale data loading activities using SQL Loader and Oracle migration utilities.
Develop and maintain UNIX shell scripts for automation, batch processing, and operational support.
Support application database deployments, environment setup, release management, monitoring, backup, recovery, and production support activities.
Provide L3 production support, perform root cause analysis, and resolve critical incidents within SLA timelines.
Participate throughout the full Software Development Life Cycle (SDLC), from requirements gathering to post-production support.
Work closely with business users, infrastructure teams, security, risk, compliance, legal, and finance stakeholders.
Lead code reviews, establish development standards, and mentor junior developers.
Produce technical documentation, solution designs, operational procedures, and governance artifacts.
Drive database modernization initiatives and recommend innovative solutions to improve system performance, scalability, and reliability.

Mandatory Requirements

Technical Skills

Minimum 10 years of Oracle database development experience.
Minimum 8 years of advanced PL/SQL development experience.
Strong experience with Oracle 10g, 11g, 12c, 19c, and preferably Oracle Autonomous Database (ADB).
Minimum 7 years of hands-on performance tuning and optimization experience.
Strong expertise in database architecture, schema design, partitioning, indexing, and high-volume database solutions.
Minimum 6 years of data modelling experience (logical and physical).
Minimum 5 years of ETL and data integration experience; Talend exposure is advantageous.
Experience managing Materialized Views and replication strategies.
Strong experience with SQL Loader and database migration projects.
Proven experience performing database migrations to Oracle environments.
Minimum 4 years of UNIX Shell Scripting experience.
Strong Application DBA exposure, including deployment, monitoring, backup, recovery, and production support.
Minimum 5 years of L3 production support experience in mission-critical environments.

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Key Responsibilities

Mandatory Requirements

Technical Skills