Mactores is a trusted leader among businesses in providing modern data platform solutions.
Senior Database Developer, Oracle, PostgreSQL
Location
India
Posted
138 days ago
Salary
0
Seniority
Senior
Job Description
Senior Database Developer, Oracle, PostgreSQL
Mactores
• Refactor and convert Oracle SQL, PL/SQL, and database objects to PostgreSQL-compatible SQL/PLpgSQL. • Analyze and remediate AWS SCT (Schema Conversion Tool) findings and limitations. • Manage and maintain Flyway migration codebase (versioned scripts, repeatable migrations, rollbacks). • Identify, troubleshoot, and fix database-related application bugs. • Perform query optimization for PostgreSQL (execution plans, indexing strategies, query rewrites). • Support and monitor AWS DMS during full load and CDC phases. • Diagnose and resolve DMS data and performance issues. • Perform data validation and reconciliation between Oracle and PostgreSQL. • Collaborate with application teams to align SQL behavior and performance expectations.
Job Requirements
- Bachelor's degree in Computer Science or a related field.
- 5+ years of experience as an Oracle/PostgreSQL DBA and database developer.
- Strong experience with Oracle Database and PostgreSQL / Aurora PostgreSQL.
- Hands-on expertise in Oracle to PostgreSQL migration.
- Advanced SQL and query performance tuning skills.
- Experience with AWS SCT and AWS DMS.
- Knowledge of Flyway/Liquibase or similar schema migration tools.
- PostgreSQL internals: indexing, statistics, execution plans.
- AWS services: RDS/Aurora, CloudWatch, IAM (preferred).
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