Senior Blockchain Developer

Location: Remote (US Preferred)
Employment Type: Full-Time, Part-Time, Contract
Salary: $240,000 - $300,000 per year

About Us

We're building the next generation of blockchain-powered products across decentralized finance (DeFi), tokenized real estate, digital assets, and Web3 infrastructure. Our team moves fast, values ownership, and focuses on creating products that bring real-world utility to blockchain technology.

We're looking for a Senior Blockchain Developer who can take ownership of critical systems, contribute to architectural decisions, and help us build secure, scalable blockchain applications used by thousands of users.

What You'll Do

• Design, develop, and maintain smart contracts for production blockchain applications.

• Build and integrate decentralized applications (dApps) across frontend, backend, and blockchain layers.

• Architect scalable solutions for DeFi, tokenization, and Web3 platforms.

• Collaborate with product managers, designers, and engineers to deliver new features from concept to launch.

• Review code, mentor team members, and help establish engineering best practices.

• Optimize smart contract performance, gas efficiency, and security.

• Participate in technical planning, system design, and roadmap discussions.

• Monitor and troubleshoot production systems when needed.

• Stay current with blockchain technologies, protocols, and industry trends.

Required Qualifications

• 5+ years of professional software development experience.

• 3+ years of hands-on blockchain development experience.

• Strong expertise in Solidity and smart contract development.

• Experience building applications on Ethereum and EVM-compatible networks.

• Proficiency with JavaScript and TypeScript.

• Strong experience with Node.js and backend API development.

• Experience working with React and modern Web3 frameworks.

• Deep understanding of blockchain architecture, wallet integrations, transactions, and token standards.

• Experience with Git, CI/CD pipelines, and cloud-based deployment environments.

• Strong problem-solving skills and attention to detail.

• Excellent communication skills and ability to work effectively in a remote environment.

Preferred Qualifications

• Experience building DeFi protocols, DEXs, lending platforms, or staking systems.

• Familiarity with Layer 2 networks and cross-chain technologies.

• Experience with smart contract auditing and blockchain security practices.

• Knowledge of Docker, Kubernetes, AWS, or other cloud infrastructure.

• Experience with blockchain indexing solutions and event-driven architectures.

• Contributions to open-source projects are a plus.

• Previous startup experience is highly valued.