Full Stack Developer - ORM/TypeScript

<p><p><b>Responsibilities :</b><br/><br/>- Design and implement RESTful APIs and WebSocket services for real-time betting operations.<br/><br/>- Build and maintain Solana blockchain integrations using the Anchor framework.<br/><br/>- Develop smart-contract interaction layers and transaction-signing flows.<br/><br/>- Implement core business logic for order matching, bet settlement, and P& L calculations.<br/><br/>- Design and optimize PostgreSQL database schemas with Prisma ORM.<br/><br/>- Build Oracle integrations for sports data (Cricket, Tennis, Football).<br/><br/>- Implement role-based access control and multi-tenant architecture.<br/><br/>- Deliver production-quality code with comprehensive testing and error handling.<br/><br/><b>Requirements :</b><br/><br/>- Backend: Node.js 20+, TypeScript 5x, Express.js, PostgreSQL + Prisma, Solana Web3.js / Anchor, Socket.io, JWT, Jest, Docker.<br/><br/>- Frontend: Next.js 14 (App Router), React 18 TypeScript 5 x, Tailwind CSS, Framer Motion, React Hook Form, Context API<br/><br/><b>Preferred Attributes :</b><br/><br/>- Experience writing or collaborating on Solana smart contracts (Rust / Anchor).<br/><br/>- Knowledge of betting, trading, or order-matching systems.<br/><br/>- Understanding of financial calculations, P& L tracking, and market data.<br/><br/>- Familiarity with sports data APIs and Oracle systems.<br/><br/>- Experience with Supabase or similar BaaS platforms.<br/><br/>- Understanding of FIFO matching, order books, and market-making mechanics.<br/><br/>- Strong debugging ability and experience in production monitoring.<br/></p><br/></p> (ref:hirist.tech)