"c" Jobs

Join Sphere as a Senior Product Engineer to enhance customer experience and build innovative features in a fast-growing startup.

Join Sphere as a Senior Full Stack Engineer to build mission-critical features for a cutting-edge compliance platform.

Join Mariana Minerals as a Piping Design Engineer to revolutionize piping design with automation and advanced software tools.

Lead the development of TRAM, an AI reasoning model for interpreting global trade law in a fast-paced, onsite environment.

Join Sphere as a Tax Support Specialist to help customers navigate complex tax compliance requirements using our innovative platform.

Join Mariana Minerals as an R&D Metallurgist to advance hydrometallurgical testing programs in a hands-on laboratory role.

Join Mariana Minerals as a Pilot Plant Technician to support innovative refining processes for critical minerals in a hands-on role.

Join Mariana Minerals as a Pilot Plant Technician on the night shift, supporting innovative refining processes for critical minerals.

Join Sphere as a Senior Backend Engineer to tackle scaling and performance challenges in AI-native tax compliance infrastructure.

Own a product surface end-to-end as a Senior Software Engineer at PayZen, focusing on healthcare financial solutions.

Join Mariana Minerals as a Mechatronics Engineer to design and build hardware for autonomous mining vehicles.

Join Mariana Minerals as a Senior Technical Recruiter to build exceptional engineering teams in a fast-paced startup environment.

Lead the planning and design of greenfield project sites for innovative mining and metallurgical processing facilities.

Own Sphere's visual voice by creating polished video content and collaborating with a small team in San Francisco.

Lead AI agent infrastructure efforts at Sphere, enhancing internal workflows across engineering and operations.

Lead critical technical initiatives in building the next-generation critical minerals supply chain at Mariana Minerals.

Join Mariana Minerals as a Senior/Staff Electrical Engineer to lead the design of medium and low-voltage power systems for refining and minerals processing facilities.

Lead the development and deployment of innovative chemical refining processes at a software-first minerals company.

Join Sphere as a GTM Engineer to build scalable systems that support our growth function in a fast-paced startup environment.

Join Mariana Minerals as a Senior Systems Administrator to lead hands-on systems administration and infrastructure implementation.