We’re building something bold — a next-gen crypto trading protocol engineered for speed, alpha, and social execution. We’re looking for an A+ Lead Blockchain Engineer who’s obsessed with performance, and can architect scalable DeFi infra.If you’ve worked on DEXes, smart contract infrastructure, or built real-time Web3 systems with battle-tested performance — we want to talk to you.Responsibilities Architect and deploy highly scalable smart contract systems (Solana + EVM L2s) Design & integrate RPC infrastructure with blazing-fast execution times Lead MEV-protected trade flow pipelines and real-time trading infrastructure Automated execution bots, and wallet analytics engines Collaborate directly with product, growth, and founding team Own the security and performance of everything on-chain Qualifications✅ 4–8 years+ experience in full stack or backend engineering ✅ 2+ years building in crypto: DeFi, DEXs, bots, yield protocols, etc. ✅ Deep knowledge of Solana (Rust + Anchor) or EVM (Solidity) ✅ Proven experience building and scaling on-chain trading infra ✅ Experience with RPC providers (Helius, Triton, Alchemy, QuickNode, etc.) ✅ Familiarity with MEV mitigation, sandwich protection, and order bundling ✅ Ability to lead a small, elite dev squad and ship under pressure ✅ Bonus: Familiar with off-chain automation (Cloud Functions, serverless infra, Python bots)Apply or DM: Send your GitHub, LinkedIn, or past projects to: cz@apeing.ai Or DM We move fast. If you’re good, we’ll know — and you’ll be building something legendary. When applying, mention the word CANDYSHOP to show you read the job post completely.