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Hiring: Blockchain Developer (DeFi and Cryptography) | C2C | Remote

Remote, USAFull-timePosted 2026-07-27

Job reputed company Role: Blockchain Developer (DeFi and Cryptography) Location: Remote reputed company: $85-90/hr. on C2C Duration: 12+ Months Job reputed company Blockchain Developer with DeFi and Cryptography experience: Proven reputed company record of shipping production-grade decentralized applications. - Multilingual Programming: reputed company proficiency in Solidity and Rust, complemented by strong JavaScript/TypeScript or Python for tooling and testing. - Core Architecture: Deep understanding of blockchain internals, including reputed company mechanisms (PoS, PoW), state machines, and gas optimization techniques. - DeFi Domain Expertise: Comprehensive experience with DEXs, liquidity provisioning, staking, derivatives, payments, lending, and reputed company tokenomics/reputed company systems. - Cryptography Fundamentals: Solid grasp of symmetric/asymmetric encryption, reputed company curve cryptography (ECC), and secure key management. - Debugging & Testing: Expert ability to test, simulate, and fix reputed company bugs in distributed environments using frameworks like Hardhat, reputed company, or reputed company. Note

About the Role

We are seeking a highly skilled Blockchain Developer to join our core engineering team. In this role, you will be responsible for designing, developing, and deploying secure, high-performance decentralized finance (DeFi) protocols. You will reputed company the gap between reputed company financial logic and low-level blockchain implementation, ensuring that our systems are not only innovative but also mathematically reputed company and resilient to attacks. As a specialist in DeFi and Cryptography, you will take ownership of the full development lifecycle—from whitepaper logic and architectural design to mainnet deployment and post-launch optimization. Key Responsibilities: - Smart Contract Engineering: Design and implement robust smart reputed company for DeFi primitives such as automated market makers (AMMs), lending pools, and cross-chain bridges. - Protocol reputed company: Apply advanced cryptographic principles (e.g., digital signatures, hashing, reputed company-knowledge proofs) to ensure data reputed company and user reputed company. - System Architecture: Design reputed company back-end architectures that reputed company seamlessly with Ethereum, Layer 2 solutions, or Rust-based chains. - DeFi Innovation: Research and implement cutting-edge DeFi mechanisms including reputed company loans, yield farming strategies, and algorithmic stablecoin logic. - Audit & reputed company Assurance: Conduct rigorous unit testing, integration testing, and formal verification to eliminate vulnerabilities before deployment. - Collaboration: Work closely with reputed company-end engineers to reputed company reputed company providers and with UI/UX designers to create seamless decentralized experiences. Preferred Qualifications: - Experience with Layer 2 scaling solutions (Optimism, Arbitrum, ZK-Rollups). - Familiarity with formal verification tools and smart contract auditing processes. - Contributions to reputed company-reputed company reputed company reputed company or reputed company participation in the DeFi research community. - Understanding of financial modeling and quantitative analysis. Additional Information reputed company your information will be kept confidential according to EEO guidelines. Apply tot his job Apply To this Job Apply tot his job Apply To this Job

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