Note: The job is a remote job and is open to candidates in USA. Strativ Group is partnered with a heavily-funded AI startup operating in regulated sectors such as defense and aerospace. They are seeking a Senior Backend Engineer with a focus on data systems to design and maintain relational data models and backend services.

Responsibilities

• Design and evolve relational schemas, constraints, migrations, and query patterns in PostgreSQL
• Define data contracts between services, APIs, and ingestion pipelines
• Lead the build ingestion and normalization workflows for structured and semi-structured data
• Translate complex business rules into configurable data structures (rules tables, lookup models, eligibility checks, etc.)

Skills

• 4+ Years' experience in Software Engineering - strong focus on Data Systems
• Proven Backend Engineering experience on production systems
• Deep PostgreSQL expertise and strong SQL skills (CTEs, views, aggregations etc)
• Experience with Python, SQLAlchemy, and Alembic (or comparable ORM/migration tooling)
• Ability to model complex domains and represent business logic in data structures
• Strong communication skills; comfortable working with engineers and non-technical stakeholders
• Experience with rule engines, policy systems, or configuration-driven logic
• Background in complex operational domains (logistics, simulation, defence, geospatial)

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