ninthwave

Data Architect/DBA

New York, New York · Full-time

Sponsorship not specifiedDetected 21 days ago

JavaSpringSQLAWSCI/CDProblem Solving

About the role

Seeking an experienced Data Architect / DBA to reverse engineer, optimize, and modernize complex database environments.
The role requires the ability to analyze undocumented database instances, infer business logic from schema structures and production-representative data, reconstruct ER models, and redesign architectures for maximum query efficiency, scalability, and maintainability.
Candidate must also be able to read and understand Java services that interact with and maintain the database schema, including ORM mappings and transactional behavior.

Reconstruct logical and physical ER models and document current-state architectures.
Optimize SQL, execution plans, indexing, partitioning, and storage strategies.
Collaborate with engineering and infrastructure teams on database and application performance improvements.

5+ years of experience in database administration, data architecture, or related roles.
Proven experience reverse engineering undocumented databases and legacy systems.
Ability to infer business logic from schemas, data, and application behavior.
Read-level Java proficiency with the ability to understand:

Spring / Spring Boot
Service-layer database interactions
Experience with SQL Server, AWS RDS (Managed MS SQL Server) or similar DBMS platforms.
Familiarity with schema versioning, CI/CD, cloud database platforms, and monitoring tools preferred.
Strong analytical, investigative, and documentation skills.
Desired Attributes
Strong systems-thinking and problem-solving abilities.
Comfortable working independently with minimal documentation.

This listing is sourced directly from ninthwave's careers page and normalized into a canonical job model.