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Build and maintain internal macOS applications and services for a trading firm, using Swift and Apple ecosystem tools, while contributing across a broader tech stack.
Designs and deploys ultra-low-latency ASIC hardware, owning physical design flows end-to-end while collaborating with trading, networking, and research teams using tools like Hardcaml.
This role blends software engineering and technical writing to improve documentation, build supporting tools, and create training materials for a quantitative trading firm.
Develop and maintain OCaml-based trading and operational infrastructure across Windows, Linux, and MacOS for a proprietary trading firm, supporting the full software lifecycle and mentoring junior developers.
Builds advanced browser-based trading tools for expert users, focusing on polished UIs, typed functional programming, and cross-stack development.
Build and maintain critical trading systems in OCaml, balancing software development with real-time incident response to ensure seamless operations.
About the Position We are seeking a leader for our growing team of Linux Engineers. Members of this group, managers and individual contributors alike, are hard-working Systems Engineers, Administrators, and…
Builds and maintains trading systems and infrastructure using OCaml and Python, collaborating in small teams to solve complex problems across finance and technology.
Develops and maintains a network query engine (NQE) and domain-specific languages for network verification, using Java and PL/DBMS techniques to optimize queries, extend language features, and build tooling for network operators.
This role involves working as a generalist software engineer for top-tier quantitative trading firms in London. The position is language-agnostic, focusing on strong engineering fundamentals rather than specific stack experience.
The Senior Backend Engineer will design, build, and optimize large-scale services for Grab's consumer-facing applications using Go. The role involves collaborating with cross-functional teams to improve system performance, scalability, and reliability while mentoring peers.
Design, build, and maintain globally distributed authentication and storage microservices at NVIDIA using OCaml/Rust, including architecture, testing, and API support.
Builds a backend system for probabilistic reasoning models, focusing on scalability, reliability, and modular domain knowledge representation for finance and scientific research applications.
Get to know the Role: We are seeking talented & passionate engineers to join our team, you will have opportunities to work on multiple backend service clusters as well as participating in machine learning…
Builds and scales backend services in Go for a digital bank, focusing on performance, scalability, and secure financial systems.
Builds and scales subscription platforms for Disney+, ESPN, and Hulu using Scala, AWS, and Kubernetes, focusing on distributed systems and observability.
Company Overview Lean Tech is a forward-thinking technology company dedicated to building scalable and reliable software solutions. We foster a culture of innovation, ownership, and continuous improvement, driven by a…
Design and implement advanced cybersecurity systems in OCaml to defend against emerging threats and attack vectors.
Design and implement advanced cybersecurity systems in OCaml to defend against complex threats and emerging attack vectors for a global quantitative trading firm.
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