Clear Street

Senior / Staff Software Engineer

Clear Street
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2 months ago
Remote, WorldwideSenior / Staff+
H1B Sponsor

Base Salary

$170k - $240k/yr

Responsibilities

  • Develop a high-performance Rust backend supporting streaming responses, low-latency tool execution, caching, and reliable model-and-tool orchestration.
  • Build the core AI platform powering a copilot within a new AI-native trading experience.
  • Design APIs and runtime components for authentication, authorization, rate limiting, auditing, tracing, retries, and fallbacks.
  • Build safe trading-action infrastructure with deterministic order previews, confirmation flows, idempotent tool calls, and comprehensive audit logs.
  • Partner with product and frontend teams on streaming, citations and grounding, explanations, and reversible action experiences.
  • Translate trading and business-domain requirements into secure, resilient platform primitives.

Requirements

  • At least eight years of experience and strong proficiency with any programming language.
  • Strong knowledge of concurrency, networking, performance profiling, reliability, and distributed systems patterns.
  • Experience designing and operating production APIs or services with observability, correctness guarantees, and security considerations.
  • Ability to define platform requirements with stakeholders, design architecture, and deliver solutions end-to-end.
  • Strong Rust experience in production, including Tokio/async, service design, and performance tuning, is preferred.
  • Experience with AI/ML inference platforms, tool execution, streaming, or retrieval/grounding systems is preferred.
  • Experience with trading systems, order lifecycles, execution, risk checks, auditability, or other mission-critical financial infrastructure is preferred.
  • Deep experience with trading across asset classes and margin types is preferred.
  • Experience with Postgres performance and data modeling in high-throughput systems is preferred.

Benefits

  • Competitive compensation package with company equity and 401(k) matching.
  • Gender-neutral parental leave and full medical, dental, and vision insurance.
  • In-office lunch stipends, stocked kitchens, happy hours, and a well-located office.
  • The posting is marked remote (#LI-Remote).
Clear Street

About Clear Street

501-1,000 employees

Clear Street’s mission is to give every sophisticated investor access to every asset, in every market, through a unified platform built for speed, transparency and scale. We give our clients the technology, tools and service once reserved for the largest institutions, rebuilt with modern infrastructure. Our single, cloud-native, end-to-end capital markets platform powers investor growth today and is transforming how they can interact with markets tomorrow. For more information, visit https://clearstreet.io. CSG operates through several regulated entities located in jurisdictions that have specific disclosure requirements. Access the disclosures: https://www.clearstreet.io/legal/regulatory-disclosures Copyright © 2025 Clear Street LLC. All rights reserved.