Calyptus

Want to put your job search on autopilot? Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles. Sign up now at https://app.calyptus.co/auth/candidate/sign-up and let the opportunities come to you. ____________________________________________________________ Position Overview: We’re looking to add a senior engineer to our team to build and maintain our infrastructure, an open-source verifiable compute framework for Solana. Key Responsibilities: Design, develop, and maintain high-performance backend systems and APIs to support our proving service integrations and infrastructure platform Optimize infrastructure performance and scalability to handle increasing proof request volumes and user demands Read existing codebases, understand mechanisms and maintain as your own Write clean, maintainable, and efficient code while adhering to open-source best practices Participate in code reviews and potentially mentor junior developers, fostering a culture of knowledge sharing and continuous improvement Stay informed about emerging cryptographic frameworks, including ZK, MPC, FHE, PQC and industry trends in blockchain to drive innovation within the team Qualifications: Solid previous experience building Solana infrastructure (Rust is critical) 1+ years of experience writing Solana programs 2+ years of experience writing ZK circuits and programs (zkVMs included) Proficiency with cloud services (AWS, Azure, Google Cloud) and containerisation technologies (Docker, Kubernetes) Proficiency in scripting languages such as Python, Javascript/Typescript Experience in building prover networks is preferred Excellent problem-solving skills and a passion for staying at the forefront of technology Strong communication skills, high reliability, and the ability to work effectively in a collaborative, remote team environment Self-Starter and ability to take initiative ____________________________________________________________ Want to put your job search on autopilot? Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles. Sign up now at https://app.calyptus.co/auth/candidate/sign-up and let the opportunities come to you.