Design and build performance-critical components for a high-frequency trading platform.
Own the full lifecycle from design to production support, including incident response.
Mentor junior engineers and contribute to architectural decisions that shape the platform.
Reactive Markets is the 2026 OTC Trading Platform of the Year, handling over $50 billion in daily trading volumes across FX, Equities, and Cryptocurrency. Our engineering team is small, senior, and deeply invested in building cutting edge, reliable, high-performance systems.
Build low-latency trading infrastructure on Linux, including pricing engines, connectivity gateways, and market-data systems.
Own the full lifecycle of your code from design to production support, including incident response and continuous improvement.
Work with modern C++20, Go, and cloud-native infrastructure on AWS with microsecond-level latency optimisation.
Reactive Markets is an OTC trading platform that handles over $50 billion in daily trading volumes across FX, Equities, and Cryptocurrency, connecting 40+ of the world's leading liquidity providers. Their engineering team is small, senior, and deeply invested in building cutting-edge, reliable, high-performance systems.
Build Alpaca's algo trading platform to deliver high quality and performance for users.
Design and architect the platform by wearing many hats in a small team, writing tons of code.
Leverage deep knowledge in frontend and backend, databases, distributed systems, and CPU-level hardware for high throughput.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, and more. Our team of 400+ globally distributed members thrives on diversity and collaboration, backed by $400 million in funding from top-tier investors.
Own and maintain our C# client library for external users.
Design and develop high-performance server applications in C++.
Optimize codebase for high throughput and low latency.
Databento is the market data platform for modern finance, providing real-time and historical data across futures, options, and equities through a unified API. The team includes alumni of leading quantitative firms, indicating a strong engineering culture.
Lead end-to-end architecture and implementation of high-performance detection tools.
Mentor junior engineers through design reviews and promote maintainable code standards.
Collaborate with product managers and scrum masters to deliver high-quality releases on schedule.
Corelight defends the world's most sensitive networks by transforming digital footprints into actionable insights, using open-source innovations and agentic AI. It is a fast-growing network detection and response platform with a collaborative, inclusive, distributed culture.
Design and architect the algo trading platform with deep knowledge in frontend, backend, databases, and distributed systems.
Write high-quality code and make critical decisions to deliver the best customer experience.
Work with low-level CPU hardware and concurrency for high throughput and availability.
Alpaca is a US-headquartered self-clearing broker-dealer and brokerage infrastructure company. The team is 380+ globally distributed members with a culture of curiosity, empathy, and accountability.
Own and maintain the Java client library, ensuring robustness and ease of integration.
Design and develop high-performance server applications in C/C++ for low-latency market data.
Optimize codebase for high throughput and implement tools for petabyte-scale data processing.
Databento is the market data platform for modern finance, providing real-time and historical data across futures, options, and equities through a unified API. The company is composed of alumni from top quantitative firms and focuses on performance and reliability with a simple developer experience.
Architect, develop, debug, and test customer facing firmware features written in C/C++ and Golang for Samsara’s cloud-connected hardware platform.
Build IOT products for the long term and support our 1.5+ million devices in the field.
Design and develop our internal observability discipline to ensure the health of our firmware rollouts.
Samsara is the pioneer of the Connected Operations Cloud, enabling organizations to harness IoT data to improve safety, efficiency, and sustainability. With over 2.3 million IoT devices deployed, it is a recently public company that values autonomy and support for long-term impact.
Design, develop, and maintain core systems for market data products, ensuring reliability and scalability.
Contribute to architectural decisions and solve complex technical challenges across engineering teams.
Optimize systems for low latency and high throughput, focusing on performance improvements.
The company builds high-performance systems for modern financial markets. It is a globally distributed team of experienced engineers and financial technology specialists.
Improve core inference services including networking, speech processing, audio transcoding, and latency optimization.
Develop processes for measuring, building, and optimizing services to maximize system performance.
Debug complex system issues involving networking, scheduling, and high performance computing interactions.
Deepgram is the leading platform for the Voice AI economy, providing real-time APIs for speech-to-text, text-to-speech, and voice agents. With over 200,000 developers and 1,300+ organizations, including major partners like Twilio and Cloudflare, Deepgram emphasizes an AI-first mindset and rapid innovation.
Work in a small, high-impact team to design, develop, deploy, and operate software solutions for real-time communications.
Collaborate on complex distributed systems and perform detailed peer code reviews.
Build and operate services in a production environment, ensuring quality through testing and monitoring.
Twilio is shaping the future of communications with remote-first solutions, delivering innovative services to hundreds of thousands of businesses and empowering millions of developers worldwide. The company fosters a strong culture of connection and global inclusion, with a diverse team making a global impact.
Define what to build and how to build it, shaping product direction from the engineering side.
Own the technical direction for orchestrating concurrent, real-time interactions to deliver one coherent experience for the driver.
Build and ship new AI-powered products from zero to one in a fast-moving, ambiguous environment.
Samsara is the pioneer of the Connected Operations Cloud, helping organizations that depend on physical operations harness IoT data to improve safety, efficiency, and sustainability. As a recently public company, they offer autonomy and support to make an impact with a culture focused on long-term growth and customer success.
Coordinate with AI and Network Software Engineers to design low-latency multi-node communication frameworks in restricted and/or disconnected environments.
Quantize, compile, and deploy real-time multi-agent pipelines for readiness across diverse edge architectures.
Develop algorithms for asynchronous multimodal data fusion, tracking, and signal processing.
webAI is pioneering the future of artificial intelligence by establishing the first distributed AI infrastructure for personalized AI, focusing on private deployment at the edge. The company is a team driven by truth, ownership, tenacity, and humility, seeking individuals passionate about shaping next-generation AI.
Design and scale highly available backend services and APIs supporting AI-powered developer tools.
Develop distributed systems optimizing reliability, latency, cost, and performance at global scale.
Provide technical leadership through mentorship, code reviews, and collaboration across engineering teams.
Our partner is building next-generation AI-assisted software development experiences. This remote-first role contributes to a globally impactful AI platform with a collaborative culture focused on innovation, inclusion, and technical excellence.
Work on features to increase speed and functionality of trading infrastructure, including new algorithms and exchange integrations.
Play an active role in executing system architecture and roadmap, collaborating with Product Management.
Grow to become an expert in entire trading systems and use deductive reasoning to solve complex problems.
sFOX is a full-service prime dealer that unites liquidity from over 30 exchanges and OTC desks. Founded in 2014, the company is backed by prominent investors and has a rapidly growing team.
Drive low-level Qualcomm Android BSP bring-up, devicetree modifications, and pSIM framework implementations for solar-powered LPR and live-video cameras.
Collaborate across electrical engineering and application teams to bridge hardware architectures with cloud-connected software for life-saving devices.
Eliminate system vulnerabilities and accelerate hardware execution to ensure our devices never drop a frame in demanding real-world conditions.
Flock builds technology that reduces crime and protects privacy, partnering with cities, businesses, schools, and neighborhoods. They are a high-performance team with over $1B in funding and an $8.3B valuation, scaling with intention and a culture of urgency and ownership.
Own the autonomy software stack for Gather products, including perception, localization, and inventory scanning pipelines.
Contribute to the architecture of the product autonomy stack as it scales to more vehicle types and facility layouts.
Solve problems across the autonomy stack, designing algorithms for reliable inventory detection in dynamic environments.
We are building a vision-powered platform using autonomous drones to digitize warehouse workflows, making operations smarter and safer. We are a leading team in the robotics industry, focused on transformative technology and significant impact in supply chain.
Lead cross-functional efforts to re-architect or modernize core data systems.
Create sustainable data contracts that address data governance requirements.
Enable scalable, secure, and reliable data pipelines supporting both cloud and on-prem environments.
Dragos is the global leader in xOT cybersecurity, combining technology, threat intelligence, and expert services. The company is remote-first with a mission-driven team across North America, Europe, the Middle East, and APAC, built on authenticity, transparency, and trust.
Take ownership, improve, scale, and iterate on existing data processing pipelines.
Design and implement new data processing pipelines.
Collect and monitor performance metrics.
Mapbox is a real-time location platform for location-aware businesses. They have over 4 million registered developers and foster a culture of teaching, learning, and diversity.