Sr. Database Developer

Minfy Technologies, Inc.

Vienna, VA, United States

3 days ago

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Role details

Contract type

Contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

8 years minimum

Working hours

Regular working hours

Job source

www.disabledperson.com

Tech stack

Amazon Web Services Amazon Elastic Compute Cloud Amazon S3 Business Analytics Applications Databases Data Validation Data Warehousing Identity and Access Management Python (Programming Language) MySQL Migration Manager SQL Stored Procedures

+7 more

SQL Databases Systems Integration Sql Optimization Snowflake Database Migration Amazon Relational Database Service Cloudwatch

Job description

Evaluate existing MySQL/RDS workloads, schemas, and dependencies. Define comprehensive migration strategies (DMS, CDC, backup/restore) including cutover and rollback plans.
Migrate Amazon Aurora MySQL, manage major version upgrades (to 8.x), and resolve compatibility issues.
Optimize SQL logic, stored procedures, and database configurations. Right-size RDS/Aurora instances for performance and cost.
Design and execute robust pre- and post-migration data reconciliation and validation scripts, ensuring audit-ready evidence for SOX compliance.
Author technical runbooks, risk registers, and migration plans.

Requirements

We are seeking a Senior Database Migration Engineer to drive a large-scale database modernization initiative. You will assess existing MySQL/RDS environments, define the migration strategy, and execute the migration to Amazon Aurora MySQL and MySQL 8.x., * 8+ years of hands-on production MySQL experience (5.7 & 8.x), including major version upgrades and managing multi-terabyte databases.

Deep expertise in Amazon RDS for MySQL, Aurora MySQL, AWS DMS, S3, EC2, CloudWatch, IAM, and KMS.
Proven experience designing and executing complex migrations using AWS DMS, CDC/replication, logical migration, snapshot-based, and blue/green approaches.
Advanced SQL skills, ability to modify complex stored procedures, and proficiency in Python/scripting for migration automation and data validation.
Strong ability to independently lead assessments and present technical strategies to business and engineering stakeholders.

Preferred Qualifications

Hands-on experience with large-scale (10+ TB) MySQL to Aurora migrations.
Experience with MyISAM to InnoDB conversions.
Familiarity with data warehouse/analytics platforms (Snowflake, Redshift) and BI integrations.
Prior experience performing database modernizations in highly regulated (Financial/Healthcare/SOX) environments.
Database - Specialty, Solutions Architect, or Data Engineer AWS Certifications.

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