Backend Engineer (RoR + AI/ML + Postgres)

View full description

Requirements:

• 5+ years of experience, particularly with API-only applications.
• Advanced knowledge, including extensions like pgvector for vector operations.
• Experience with embedding models, vector search, and NLP.
• Expertise with API development (our stack uses Grape/Grape-Entity).
• Experience with Sidekiq and job scheduling for asynchronous processing.
• Familiarity with cloud deployment and services.
• Strong background in test-driven development (TDD) and automated testing.
• Advanced Git workflow management.

Responsibilities:

• Lead the development team in building and improving our Ruby on Rails-based AI communications platform.
• Design and implement scalable system architecture for handling vector embeddings, real-time communications, and AI integrations.
• Establish coding standards, review pull requests, and ensure maintainability and thorough documentation.
• Enhance AI capabilities, particularly around vector embeddings, semantic search, and natural language processing.
• Expand and improve our API endpoints using Grape and related technologies.
• Identify and resolve performance bottlenecks, particularly around database queries and vector operations.
• Maintain and expand integrations with services like OpenAI, Twilio, Postmark, and other communication platforms.
• Mentor junior and mid-level developers, fostering a culture of learning and technical excellence.