Posted today · be early
Senior Database Developer (Oracle & PostgreSQL)
Mactores
IndiaremotePosted today
Skill Required
Database-DeveloperDatabase-AdministratorData-MigrationPostgreSQLOracle-DatabaseSenior-Database-DeveloperSenior-Java-Database-DeveloperSenior-SQL-DeveloperSenior-Database-EngineerSenior-Database-EngineeringSenior-Database-ArchitectSenior-Oracle-DBAOracleQuery Optimizationrelated fieldAWSStatisticsautomationTerraformAnsibleCI/CDCloudjQuerySQLIAMandGoCICDFulltime
Key highlights
- 5+ years of experience as an Oracle/PostgreSQL DBA and database developer.
- Hands-on expertise in Oracle to PostgreSQL migration.
- Work with Aedeon, an agent platform that handles repetitive tasks.
- AWS Certified Database – Specialty (preferred).
Role overview
Mactores is an AWS modernization firm specializing in shipping production systems and retiring legacy systems. The Senior Database Developer will lead Oracle to PostgreSQL/Aurora PostgreSQL migration initiatives, working with Aedeon (an agent platform) to handle repetitive tasks, while focusing on architecture, judgment, and cutover. The role involves deep hands-on work in SQL refactoring, schema conversion, DMS operations, performance tuning, and post-go-live stabilization.
Responsibilities
- 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.
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.
Nice to have
- Familiarity with automation and configuration management tools, such as Ansible, Chef, or Puppet.
- Familiarity with IAAC tools such as Terraform, CloudFormation.
- Familiarity with CI/CD implementation tools like Liquibase/Flyway.
- AWS Certified Database – Specialty.
- AWS Certified Solutions Architect.
Benefits
- Work with Aedeon, an agent platform that handles repetitive tasks, allowing engineers to focus on architecture, judgment, and cutover.
- Collaborative culture driven by 10 Core Leadership Principles (e.g., Be bold, Be collaborative, Deliver value).
- Structured recruitment process with Pre-Employment Assessment, Managerial Interview, and HR Discussion.
Additional details
- The role involves working closely with application teams, cloud engineers, and stakeholders to ensure a smooth, performant, and compliant migration.
- Mactores provides equal opportunities in all employment practices and does not discriminate based on race, religion, gender, national origin, age, disability, marital status, military status, genetic information, or any other category protected by federal, state, and local laws.
- Note: Please answer as many questions as possible with this application to accelerate the hiring process.