Senior, Staff Platform Software Engineer

🔥 14 hours ago

🇺🇸 United States – Remote

💵 $200k - $350k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 0%

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Clear Street

WebsiteLinkedInAll Job Openings

201 - 500 employees

💼 Consulting

📦 Logistics

💸 Finance

Consulting • Logistics • Finance

Clear Street is building financial infrastructure for today's institutions. Clients of all sizes use our clearing, custody, execution, and prime brokerage platform to operate their businesses. The financial industry still relies on outdated technology developed in the 1970s. Clear Street started from scratch by building a completely cloud-native, clearing and custody system designed for today’s complex, global market. Our mission is to build a modern, single source-of-truth platform capable of handling every asset class, in every country, and in any currency.

📋 Description

• Build the core AI platform that powers a copilot inside a new, AI-native trading experience • Develop a high-performance backend in Rust supporting streaming responses, low-latency tool execution, caching, and reliable orchestration of models and tools • Design robust APIs and runtime components for AI capabilities, including authentication/authorization, rate limits, auditing, tracing, retries, and fallbacks • Build safe action infrastructure for trading workflows, including deterministic order previews, confirmation flows, idempotent tool calls, and comprehensive audit logs • Partner with product and frontend teams to enable AI-native UX patterns such as streaming, citations/grounding, “why” explanations, and reversible actions • Develop a deep understanding of the business domain and translate it into secure, resilient platform primitives

🎯 Requirements

• At least Eight (8) years of experience and strong proficiency with any programming language • Strong knowledge of systems programming fundamentals: concurrency, networking, performance profiling, reliability, and distributed systems patterns • Experience designing and operating production APIs/services with strong observability, correctness guarantees, and security considerations • Ability to work with stakeholders to define platform requirements, design the architecture, and deliver it end-to-end • High degree of self-motivation and willingness to jump into unfamiliar areas to solve problems • Strong Rust experience in production (Tokio/async, service design, performance tuning) (bonus) • Experience building platforms for AI/ML inference, tool execution, streaming, or retrieval/grounding systems (bonus) • Experience in trading systems (order lifecycle, execution, risk checks, auditability) or other mission-critical financial infrastructure (bonus) • Deep experience with trading across asset classes, margin types, etc. (bonus) • Experience with Postgres performance and data modeling in high-throughput systems (bonus)

🏖️ Benefits

• Company equity • 401k matching • Gender neutral parental leave • Full medical, dental and vision insurance • Lunch stipends • Fully stocked kitchens • Happy hours • Great location • Amazing views