Full Stack Software Engineer (Polyglot Developer, Artificial Intelligence)

Location: 4 days onsite commute - Chicago, Illinois
YoE: 5+
Project duration: 12+ month
Full-time dedication (40 hours/week)
Start Date: Immediately
Rate Range: Competitve, TBD

Company Overview:

Our client is one of the world's fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems. They help customers in two ways: Working with the world’s leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM and frontier knowledge; and leveraging that work to build real-world AI systems that solve mission-critical priorities for companies.

About the Role:

An early-stage startup is redefining how financial research is conducted by creating a declarative orchestration layer akin to "Vercel for financial research." This backend engineering role focuses on simplifying the infrastructure behind large language model (LLM) integrations, runtime orchestration, and data workflows. You'll work at the intersection of LLM tooling, serverless infrastructure, and financial data systems to make spawning new research pipelines seamless and scalable.

Required Skills:

Willingness to work onsite in Chicago four days per week
Minimum 5+ years of proven experience as a polyglot developer (strong proficiency in multiple programming languages such as Python, TypeScript/JavaScript, Rust, Go, or similar)
Real-time, hands-on experience building and deploying solutions using modern AI tools (LLMs, vision models, embeddings, vector databases, orchestration frameworks, etc.)
Strong computer science fundamentals (data structures, systems design, performance optimization, debugging)
Experience shipping production-grade systems end-to-end
Ability to rapidly learn and adopt new tools and frameworks
Clear communication skills; comfortable presenting technical solutions to non-technical stakeholders
High ownership mindset and comfort operating in ambiguous, client-driven environments

Bonus Skills:

Experience in financial services, private equity, banking, or consulting
Background in client-facing engineering or technical strategy roles

Offer Details

Contractor position (no medical/paid leave)
Full-time dedication (40 hours/week)

Full Stack Software Engineer (Polyglot ...