Senior AI Platform Backend Engineer (Remote)

Clear Street; United States; Remote; USD 200,000 - 350,000; Full time

Job summary

Clear Street seeks a Senior/Staff Platform Software Engineer to build the core AI-powered copilot for a new AI-native trading experience. You will implement a high-performance backend in Rust that supports streaming responses, caching, and orchestration of model + tools, with robust authentication, rate limits, auditing and tracing.

You will design APIs and runtime components for secure, auditable trading workflows, and partner with product and frontend to deliver UX patterns with grounding,

Qualifications

• At least eight (8) years of experience in software development.
• Strong knowledge of systems programming: concurrency, networking, performance profiling, reliability, and distributed patterns.
• Experience designing and operating production APIs/services with observability, correctness guarantees, and security considerations.
• Ability to work with stakeholders to define platform requirements, design the architecture, and deliver end-to-end.

Responsibilities

• Build the core AI platform powering a copilot inside a new AI-native trading experience.
• Develop a high-performance Rust backend supporting streaming responses, low-latency tool execution, caching, and orchestration of model + tools.
• Design robust APIs and runtime components for authentication, authorization, rate limits, auditing, tracing, retries, and fallbacks.
• Build safe action infrastructure for trading workflows: deterministic order previews, confirmation flows, idempotent tool calls, and audit logs.
• Partner with product and frontend to enable AI-native UX patterns (streaming, grounding, explanations, reversible actions).
• Develop a deep understanding of business domain to translate into secure, resilient platform primitives.

Skills

Concurrency

Networking

Performance profiling

Reliability

Distributed systems

Observability

Security considerations

Architectural design

Tools

Postgres

Rust

TypeScript

React

Job description

Clear Street seeks a Senior/Staff Platform Software Engineer to build the core AI-powered copilot for a new AI-native trading experience. You will implement a high-performance backend in Rust that supports streaming responses, caching, and orchestration of model + tools, with robust authentication, rate limits, auditing and tracing.

You will design APIs and runtime components for secure, auditable trading workflows, and partner with product and frontend to deliver UX patterns with grounding,