
Cantina
Cantina, created by the Spearbit team, is a premier Web3 cybersecurity and auditing platform that connects decentralized protocols with the world's top security researchers and independent whitehat auditors. Cantina provides crowdsourced security competitions, private guild audits, formal verification, and continuous monitoring to protect billions in on-chain capital. Built for fast-moving protocols that demand institutional-grade security, the platform streamlines vulnerability disclosure and remediation. The culture is deeply technical, security-centric, and focused on safeguarding open financial systems. Cantina streamlines smart contract audits by bringing together independent security researchers, formal verification specialists, and automated static analysis tools into a single collaborative security portal.
Open roles

Machine Learning Intern
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Research Intern
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Machine Learning Engineer, Speech - Joint Audio-Video Modeling
Cantina

Machine Learning Engineer, Ops
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Director, Brand Marketing
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Senior Creative Strategist, Performance Marketing
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Staff Software Engineer, Backend
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Android Engineer (Senior-Staff Levels)
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Machine Learning Engineer, TTS
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Machine Learning Engineer (Singapore)
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Research Scientist (Singapore)
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Machine Learning Engineer, Core Evaluations
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Product Manager, Web
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Machine Learning Engineer, Images
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Member of Technical Staff, Data & ML Infrastructure for Video Models
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Product Director, Video Products
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iOS Engineer (Senior-Staff Levels)
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Product Manager, Growth - Lifecycle
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Payments & Risk Operations Manager
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Media Software Engineer, Speech (Senior-Staff Levels)
Cantina

Machine Learning Engineer - Voice Conversion
Cantina