Jobs

KAST is seeking a mid-level to senior Frontend Developer with strong Flutter and DeFi experience to build consumer-facing DeFi products. This role involves translating complex on-chain flows into clear, trustworthy mobile interfaces and owning features end-to-end within the KAST mobile app. Candidates must have hands-on DeFi experience and a solid understanding of Flutter fundamentals, mobile security, and API consumption. This is a fully remote position for candidates in the US.