Python Developer
Location: Mclean VA (only LOCAL candidates)
Note - Ex-Capital one Preferred
Overview
They need 4 strong Python Software Developers with AWS and database migration experience. The candidate will will support a major transition from an older DynamoDB-based metadata service to a new Aurora-backed platform. This role is primarily backend engineering, data migration, and API development—not data science.
Responsibilities
Develop and enhance AWS Lambda–based services using Python
Work on migration of data and APIs from DynamoDB to Aurora (RDS)
Build migration scripts, transformation logic, validation utilities, and automated checks
Implement a temporary shim layer to connect old and new stacks during tenant transition
Perform thorough data validation, schema mapping, and transformation debugging
Contribute to syncing Aurora data with Capital One’s OneLake (internal data lake)
Support onboarding and metadata management for new tenants
Participate in knowledge transfer and handoff to internal ownership teams (ASV)
Ensure strong unit tests, integration tests, CI/CD behaviors, and high-quality code
Collaborate closely with internal platform teams within IFX (enterprise org)
Skills
Strong Python development experience (backend/server-side)
AWS Lambda, API Gateway / Exchange, ALB
Hands-on experience with DynamoDB and RDS/Aurora
Experience with API development, data models, and backend services
Experience writing unit tests, integration tests, and working with CI/CD
analyze and implement business logic for data transformation and migration
Familiarity with working in large-scale enterprise cloud environments
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