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Solana PERP DEX: Superis Labs - Software Engineer, Frontend at Ergonia. Superis Labs is building a high-performance perpetual futures DEX on Solana. The first production MVP is underway, and early team members will define core architecture and protocol design.. The company is fully backed by . Ergonia. , a crypto-native market-making firm with deep experience trading and building on Solana. . We are starting from a deliberately minimal core and iterating rapidly toward a full-featured mainnet exchange. This is a high-ownership role building production systems under aggressive timelines.. What You’ll Work On. Build the frontend systems that deliver a professional-grade perpetual trading experience, with a focus on performance, reliability, and clarity.. Responsibilities. Build the core web trading interface: markets, order entry, positions, balances, charts  . Integrate Solana wallet flows and backend services into real-time UI systems  . Implement low-latency data streaming and state management  . Optimize frontend performance for high-frequency user interaction  . Collaborate closely with designers, backend engineers and protocol engineers on system design  . Write tests and maintain clear documentation  . Own features end-to-end from design to production  . 3+ years of professional software development experience  . Strong proficiency with modern frontend frameworks (React, TypeScript, etc..). Experience building complex, data-intensive web applications  . Strong attention to UI/UX detail  . Familiarity with DeFi, trading, or financial applications  . Ownership mindset and comfort in an early-stage environment  . Strong English communication skills. Bonus Points. Experience building trading interfaces or orderbook-style UIs  . Experience integrating Solana wallets and transaction flows in web apps  . Familiarity with perpetuals, margin trading, or funding mechanics  . Company Location: United Kingdom.