Design and implement robust Rust and Typescript services and libraries, integrating existing systems with exciting new blockchains. You will also design and implement low-latency, high-availability, super secure applications and data protection systems. Write highly scalable, high volume services and write reusable, testable, and efficient code.

As part of the Nitro Backend team, you will work on the core infrastructure powering Arbitrum, the leading Ethereum scaling solution. You’ll tackle complex distributed systems challenges, optimize performance, and contribute to the security and scalability of Arbitrum. You’ll collaborate closely with research, product, and blockchain engineering teams.

We are seeking an experienced Software Library Engineer, with deep expertise in C++ to lead the development and maintenance of the Green Development Kit (GDK), a vital software development kit for our bitcoin wallet apps. This role focuses on the Core SDK (written in C/C++) while overseeing its integration with Rust modules, language wrappers (Java, Python, Swift), build systems (CMake, scripts, Docker), testing frameworks, and documentation.

As a Senior Backend engineer on the Ads Creative Management team, you will build tools that make creating effective ads on Reddit easier for advertisers. The ideal candidate will leverage knowledge of asset storage, AI/LLMs, and scaling services to develop world-class tooling and innovate for advertising partners.

Design, develop, and maintain scalable end-to-end systems that serve APIs and SDKs. You will optimize system performance and security to support high-availability applications. Collaborate with cross-functional teams to deliver seamless solutions. You'll also implement best practices in software development.

In this role, you will develop services that empower people to build dynamic and innovative applications on top of Bitcoin. You will design, implement, test, and support full stack applications, in a continuous integration and deployment environment. Implement web applications using frameworks such as React or Vue.js. Implement APIs in Python and Rust. Develop and maintain Databases and data applications (SQL and noSQL). Write unit, functional, and integration test automation.

As a key member of the fast-growing Ads Creative Management team, you will have lots of ownership and opportunity to be at the cutting edge of building AI-based tools from zero-to-one. As a Senior Backend engineer, you will build tools that make it easier for advertisers to create relevant, effective, visually pleasing ads on Reddit. The ideal candidate will leverage their knowledge of asset storage and management, AI/LLMs, and scaling services.

Join an experienced team and contribute to Neon compute infrastructure. Participate in the design and implementation of compute infrastructure to provide a flexible and scalable yet secure system. Expand our footprint by interviewing and hiring great software engineers. Drive excellence through the team and implement the world's best practices. Participate in on-call rotation.

Join Canva's video team on an exciting journey to redefine video editing and social media content creation. As a software engineer specializing in video processing, you'll engage with our entire tech stack, driving the development of a highly responsive and robust video delivery product. Collaborate with engineers and partner teams, using technologies like WASM, TypeScript, and Rust to tackle challenging problems.

We are seeking a Senior Software Engineer to join our team and contribute to the BitVM Bridge project. You will take ownership of the design, development, and maintenance of critical bridge components, including BitVM Bridge libraries, peripheral tools and applications surrounding the bridge, and CosmWasm smart contracts on the Babylon chain for bridge-related interactions. Your work will directly impact the interoperability between the Bitcoin chain and the Babylon chain.