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Backend Developer (Trading Bot/DEX Infra) at Alongside. Our client provides infrastructure that transforms private communities into on-chain economies, offering token gating, staking pools, and new revenue streams. Their solution also powers a trading bot that turns Telegram groups into social trading hubs, allowing members to trade and share calls while group owners earn from every transaction and is recruiting a . Backend Developer . with hands-on experience in on-chain trading systems. . What you’ve built before (or can audit/refine):. .  Routers and swap logic for DEXes. . Token launcher integrations (new pairs, liquidity hooks). . Sniping / MEV-style execution logic. . Wallet management and multi-chain infra. . Responsabilities:. .  Build and optimize backend logic powering snipers and trading execution. . Audit existing infra and identify optimization verticals. . Ship features in weekly cycles under real trading conditions. . Collaborate tightly with FE, design, and product on fast iteration. . . Strong proficiency in . Solidity.  (smart contract development, deployment, and auditing).. . Proficiency in . Rust.  (for cross-chain / non-EVM environments).. . Hands-on experience with . DEX infrastructure.  (routers, swaps, liquidity pools).. . Proven ability to design, audit, and optimize . on-chain trading systems. .. . Knowledge of . MEV strategies.  (sniping, frontrunning, arbitrage) and execution logic.. . Experience with . wallet management.  and . multi-chain infrastructure. .. . Solid understanding of . Ethereum and EVM-compatible chains. .. . Nice to have:. . Familiarity with . token launchers.  and liquidity provisioning hooks.. . Experience working with . real-time trading systems.  under production conditions.. . Contributions to open-source blockchain/DeFi projects.. . Company Location: India.