clearstreet
Cloud-native capital markets platform for institutional trading and clearing.
Company facts
- Founded
- 2018
- Employees
- 789
- Headquarters
- United States
- Type
- Private
- Funding
- Series C · $135.4M · 2026
- Subsidiaries
- Clear Street LLC, React Consulting Services, Boom Securities
Open positions
Senior / Staff Software Engineer, Low Latency
Senior/Staff engineer building low-latency order and execution management infrastructure in Rust for Clear Street's cloud-based trading platform, designing distributed, fault-tolerant trading services with strict correctness guarantees. Core stack includes Rust, Kafka, Aeron, PostgreSQL, Kubernetes, gRPC, and Snowflake.
Senior / Staff Platform Software Engineer
Senior/Staff platform engineer building the core AI platform behind Clear Street's new AI-native trading experience: a high-performance Rust backend for streaming responses, low-latency tool orchestration, and safe, auditable trading actions. Stack: Rust, Postgres, TypeScript, React/React Native, LLM APIs.
Software Engineer - Low Touch Desk
Builds and maintains high-performance, low-latency algorithmic trading systems on Clear Street's electronic trading platform — order routing, algo strategies, smart order logic, and direct market access. Core stack is Java, Python, and C++ on Linux, with FIX/binary protocols and relational databases.
Senior / Staff Software Engineer, Full-Stack Product
Senior/Staff full-stack engineer building the web experience for Clear Street's new AI-native active trading platform — shipping core trading workflows (order entry, positions, blotter, alerts) and AI-native UI patterns, with backend collaboration in Rust and Postgres. Core stack: TypeScript, React, React Native.
iOS Engineer
Build Clear Street’s iOS mobile apps using Swift/SwiftUI, integrating with REST APIs and backend systems to deliver seamless access to financial trading tools.
Software Engineer - Platform Engineer
Build internal developer platforms and automation tools to help product engineers ship software faster and more reliably using Kubernetes, AWS, Terraform, and CI/CD pipelines.
Senior / Staff Data Scientist, Applied AI
Clear Street is hiring a Senior/Staff Data Scientist to own the reliability of an AI copilot embedded in its trading platform — building evaluation systems, benchmarks, quality gates, and model improvement loops. Core work spans LLM evals/telemetry plus its stack of Rust, TypeScript, Postgres, and React.
Senior Growth Data Scientist
Owns the reliability and quality of an AI copilot embedded in Clear Street's cloud-based trading platform: designs LLM evaluation systems, benchmarks, regression quality gates, model improvement loops, and AI monitoring/incident response, while developing deep trading knowledge (margin, risk, execution). Tech stack: Rust, TypeScript, Postgres, React, LLM APIs and eval/training pipelines.
