Own performance of Falcon JIT compiler for workloads, from analysis to implementation.
Design and implement optimizations in the middle end and back end, from inlining to vectorization.
Work in a distributed team of compiler experts and contribute to upstream LLVM.
Azul develops Java runtime platforms, including Azul Platform Prime with the Falcon JIT compiler. They operate as a distributed team of compiler experts focused on performance and production reliability.
Participate in end-to-end product development across frontend and backend under senior engineer guidance.
Integrate AI coding tools like Cursor, Copilot, and Claude Code into daily development workflows.
Translate product requirements into working implementations with minimal frontend-backend handoff friction.
Binance is a leading global blockchain ecosystem and cryptocurrency exchange, offering trading, finance, education, research, payments, and institutional services. The company is trusted by over 300 million users in 100+ countries and operates with a flat, user-centric, results-driven culture.
Develop and maintain Firefox features for installs, updates, and OS integrations.
Solve platform-specific challenges on Windows and macOS with guidance from senior engineers.
Participate in code reviews, identify bugs, and contribute to an inclusive, distributed team.
Mozilla is a non-profit-backed technology company that builds the Firefox browser and other internet products, with a mission to make the internet better for people. With over 225 million monthly users and a distributed, open, and inclusive culture, the company focuses on AI, social media, and security.
Design, develop, and maintain core game engine systems using modern C++.
Evaluate new technologies and tools to improve workflows and runtime performance.
Collaborate with external programmers to solve crashes, bottlenecks, and optimize on PC and console.
Rushdown Studios is a co-dev game studio founded by industry veterans, solving difficult multiplayer game problems, with experience on PUBG, League of Legends, and Rocket League. It values talented developers, clear ownership, and diverse perspectives.
Design, build, and ship cutting-edge security and hardening features for Firefox's enterprise users.
Advance Firefox's security architecture across multiple operating systems, including privilege isolation, trust boundaries, and cryptographic protocols.
Collaborate with distributed teams to investigate security issues and improve reliability, performance, and memory usage in a complex, multithreaded environment.
Mozilla is a non-profit-backed technology company that makes Firefox, a privacy-minded web browser, and other internet innovations. With 225 million monthly users, we are a mission-driven team focused on making the internet better for people.
Label image data for training object recognition models
Program data acquisition pipelines in Python or C++
Develop frontend in Three.js, design 3D props in Blender/Omniverse, and administer Linux servers
We are a subsidiary of the Deutsche Telekom Group, providing IT and telecommunications services to large customers in Germany and Europe. With over 5,300 employees across four Hungarian sites, we are recognized as Hungary's most attractive employer and continuously develop our technology and talent.
Implement tracker blocking that stops hidden trackers on every site without slowing page loads.
Bring VPN and Personal Information Removal into the browser through the DuckDuckGo subscription.
Catch startup and responsiveness regressions automatically, so the browser stays fast as it grows.
We're DuckDuckGo, the online protection company on a mission to raise the standard of trust online. We're a remote-first team of 400+ that's been profitable since 2014, with annual revenue over $100m and a culture of trust, inclusivity, and empowered project management.
Own the device software architecture end to end, from safety-critical control to secure cloud communication.
Lead a small firmware team while staying hands-on, driving fast iteration and clean interfaces.
Bring up new hardware, implement revenue-grade metering, and ship secure OTA updates.
ConnectDER develops the Meter Socket Adapter, a product that reduces the cost and interconnection time for solar energy, EV charging, and home battery storage. They are a venture-backed company of over 50 professionals with a collaborative, transparent, and team-oriented culture.
Collaborate on building the Hypori app for Windows and support iOS and Android apps in agile development.
Deliver code through a CI/CD pipeline to on-prem and public cloud deployments.
Work on a small team solving large problems with initiative, critical thinking, and clear communication.
Hypori is a high-growth cybersecurity SaaS company providing a virtual workspace platform that lets users access enterprise apps and data from any mobile device with zero data on the endpoint. Backed by $55M in funding, the company is expanding into new commercial and regulated markets and fosters a collaborative, inclusive, startup-oriented culture.
Architect and build scientific software, developer tooling, and delivery systems using Python and C++.
Own CI/CD, reproducible build and packaging pipelines, and container patterns for high-performance computing workflows.
Establish engineering standards, mentor engineers, and ensure software quality assurance through design and code review.
Kairos Power is a new nuclear energy technology company commercializing the fluoride-salt-cooled, high-temperature reactor (FHR) to enable the world's transition to clean energy. They are a collaborative, safety-conscious team that values simple, maintainable software and equal opportunity.