Senior Software Engineer, C++ / Rust

The Team

RippleX is dedicated to empowering the builders of tomorrow on the XRP Ledger (XRPL), one of the world’s fastest and most reliable public blockchains. We believe in democratizing the digital economy by providing practical support, empowering a community of developers, and offering the expertise of a visionary technology company.

The Programmability team is at the forefront of this mission, focused on evolving the core capabilities of the XRP Ledger to support smart contracts and more complex on-ledger functionality. We are seeking talented engineers who are passionate about building the future of decentralized applications.

What You'll Do

• Design, build, and maintain core components of the XRP Ledger to enhance its programmability, smart contract capabilities, performance, and scalability.


• Lead the integration and maintenance of a WebAssembly (WASM) virtual machine within the XRPL’s C++ core.


• Engage in the full software development lifecycle, from architecture and design to development in modern C++ and Rust, and rigorous testing.


• Author system design documents and lead technical discussions with internal and external engineering stakeholders.


• Uphold high standards for coding and testing as a steward of the open-source XRP ledger community, including active participation in code reviews.

What We're Looking For

• 5+ years of hands-on software development experience, with significant experience in modern C++ and Rust.


• Demonstrable experience with WebAssembly (WASM), particularly in integrating a WASM VM or runtime with a C++ codebase.


• A genuine passion for blockchain technology, its technical underpinnings, and its potential benefits.


• The ability to independently solve highly complex problems with creative and effective solutions.


• Excellent communication skills, with the ability to explain difficult technical concepts to various audiences.


• Bachelor’s in Computer Science or a related technical field.


• Nice to have: Experience developing open-source software and contributing to collaborative blockchain communities.