Backend Engineer, AI Platform (NYC)

DiligenceSquared (YC F25); New York (NY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

DiligenceSquared is seeking a Software Engineer with deep backend expertise to build the next-gen AI-powered market due diligence platform. You will architect a scalable backend and AI agent orchestration for autonomous research and voice AI pipelines used by investment professionals.

Your work will span from database models to API endpoints, creating core capabilities like market sizing, competitive analysis, and intelligent automations.

Qualifications

• 3+ years of professional Python backend experience.
• Strong API design with FastAPI or Django.
• Experience building agentic systems with LLM platforms.
• Production experience with LLMs.
• PostgreSQL database design expertise.
• Understanding async programming and background tasks.
• Experience with distributed systems.

Responsibilities

• Build features end-to-end from database models to API endpoints and integrating with UI components for our web and AI Voice Agent Application.
• Design and build new AI-powered modules from scratch (e.g., market sizing, competitive analysis) that become core capabilities of our research platform.
• Build and own product foundations (AI agent orchestration, voice AI pipelines, app and API performance, intelligent automations).
• Architect scalable backend services with complex async processing and background task orchestration.
• Apply learnings from each project into the product, so we're 1% better everyday (Law of Compounding).

Skills

Python

API design

LLM platforms

PostgreSQL

Async programming

Distributed systems

Background tasks

Tools

FastAPI

Django

OpenAI API

Anthropic API

Job description

DiligenceSquared is seeking a Software Engineer with deep backend expertise to build the next-gen AI-powered market due diligence platform. You will architect a scalable backend and AI agent orchestration for autonomous research and voice AI pipelines used by investment professionals.

Your work will span from database models to API endpoints, creating core capabilities like market sizing, competitive analysis, and intelligent automations.