Join a small, mission-driven team building Post.News, a social platform focused on civil conversations and real news. As a Principal Engineer, you will design and maintain high-performance backend infrastructure while collaborating with cross-functional teams to deliver new features.
Allium transforms fragmented blockchain data into a standardized system of record for financial institutions. By ingesting and verifying data from over 140 chains, the company provides audit-grade answers for risk, accounting, and product teams. Engineers solve challenges related to data egress, bot detection, and unifying streaming with batch processing.
Join Lightning Labs as a Senior Platform Engineer focused on improving the developer experience through robust infrastructure management. You will handle cloud technologies, cluster operations, and backend services while supporting development teams with integrations and platform security.
Join Runway's applied research team to build AI that simulates the world by merging art and science. You will develop cutting-edge computer vision and generative models, ensuring they integrate seamlessly with user interfaces for creative tasks. This position requires collaborating with backend, design, and frontend engineers to bring research from conception to production. The team focuses on creating human-in-the-loop systems that accelerate progress in robotics, scientific discovery, and storytelling.
Runway is building world models to simulate reality, merging art and science to solve complex problems in robotics and scientific discovery. As a Research Science Manager, you will guide the Applied ML Research team in developing state-of-the-art machine learning tools for content creation. This cross-functional position involves collaborating with engineering to transition research into production and working with product teams to ensure projects deliver user value. You will mentor researchers and drive technical strategy aligned with business objectives.
Join the core API team at Runway to help scale a platform that handles thousands of requests per second. You will work on critical infrastructure powering both external developer tools and internal systems, managing user data, task orchestration, and billing. This position focuses on high-impact engineering within a mature production system. You will design async workflows, optimize Postgres queries, and implement security measures to maintain reliability at scale while improving the developer experience.
Join Linear as a generalist engineer working across the entire stack to shape the future of software building. You will collaborate closely with founders and designers to implement new concepts, integrate AI functionality, and enhance the real-time collaborative editor. The team values autonomy, high ownership, and software craftsmanship. You will drive complex end-to-end features from idea to shipment, focusing on performance, user experience, and scalable UI components in a lean, high-output environment.
We are seeking a systems software engineer with expertise in applied cryptography and distributed systems. The position focuses on advancing Bitcoin infrastructure through work on lnd, neutrino, and BOLT specifications. You will help create next-generation smart contract applications while ensuring the network remains fast, cheap, and simple for users. Collaboration with the broader community and internal teams is central to this role.
Join Lightning Labs as a Senior Engineering Manager to help expand the engineering team. You will collaborate directly with the CTO to ensure product quality, proper resource distribution, and team agility across functional boundaries. This position requires a highly technical leader capable of analyzing complex tradeoffs in software design. You will drive the delivery of secure and robust software while fostering team harmony and individual satisfaction.
We are seeking a systems-oriented engineer to develop key components that support the bootstrapping and expansion of the Lightning Network. Your work will focus on creating tools that lower barriers for routing node operators and improve infrastructure management. You will build software for automated channel selection, capital optimization algorithms, and monitoring suites. The goal is to make Bitcoin usage cheaper, faster, and simpler through robust backend systems.
Join a team dedicated to cryptography, decentralization, and privacy by bringing Bitcoin and Lightning technology to a broader audience. You will define the vision and roadmap for infrastructure products while collaborating with engineering and design teams to solve complex technical challenges.
Join Linear to shape the future of software building by creating tools for the AI era. You will work as a generalist across the entire stack, taking ownership of features from concept to deployment in a high-autonomy environment. The team values deep focus and asynchronous collaboration, with optional co-working spaces available. You will contribute to a platform used by thousands of companies, ensuring high performance and polished user experiences.
Join Linear's distributed team to shape the next generation of software development tools. You will work on scalable systems, focusing on performance, real-time collaboration, and high-quality user experiences. The company values deep focus, async collaboration, and software craftsmanship.