Blockchain Developer Job at RWAHub, Miami, FL

  • RWAHub
  • Miami, FL

Job Description

## **The Role**

We are hiring a **Senior Blockchain Developer** to design and build smart contract systems across multiple client and internal projects.

You will work on a variety of blockchain applications - from DeFi protocols to tokenized systems and Web3 platforms - ensuring high standards in **security, scalability, and architecture**.

This is a **senior-level, hands-on role** with exposure to multiple products and industries.

## **What You’ll Do**

* Design, develop, and deploy smart contracts using Solidity
* Implement token standards (ERC-20, ERC-721, ERC-1155) and custom logic
* Build and maintain contract architectures across multiple projects
* Ensure security, audit readiness, and upgradeability
* Optimize gas usage and performance
* Collaborate with backend and frontend teams for integrations
* Participate in code reviews and technical decision-making
* Contribute to documentation and internal best practices

## **What We’re Looking For**

* 4+ years of experience in blockchain / smart contract development
* Strong expertise in Solidity and EVM-based ecosystems
* Experience with Ethereum and L2s (Polygon, Arbitrum, Optimism)
* Solid understanding of smart contract security and vulnerabilities
* Experience with Hardhat, Foundry, or similar frameworks
* Strong software engineering fundamentals (testing, Git, CI/CD)
* Ability to work across multiple projects and adapt quickly

## **Nice to Have**

* Experience with DeFi protocols, staking, or token economies
* Experience working with auditors or security reviews
* Familiarity with upgradeable contracts (proxy patterns)
* Backend experience (Node.js / TypeScript)
* Experience in client-facing or consulting environments

Job Tags

Contract work

Similar Jobs

Freeman Management Corporation

Assistant Property Manager Job at Freeman Management Corporation

 ...Job Description NO SUNDAYS! DAY SHIFT HOURS ! Assistant Property Manager, Self-Storage Facility If you believe that showing...  ...StorPlace may be a perfect fit for you. No previous self-storage experience is required. Our team has a wide variety of work experience... 

Young World Physical Education

Lifeguard Job at Young World Physical Education

 ...a positive, safe, learning environment.Assists in day-to-day facility operation.Assists with routine in-service trainings for Lifeguards, Swimming Instructors, and Front desk staff.Provides a clean, safe educational learning environment that promotes health & safety... 

Fusion Medical Staffing

Travel Physical Therapy Assistant (PTA) - $1,387 to $1,671 per week in Hollister, CA Job at Fusion Medical Staffing

Physical Therapy Assistant Location: Hollister, CA Agency: Fusion Medical Staffing Pay: $1,387 to $1,671 per week Shift Information: 3 days x 12 hours Contract Duration: 13 Weeks Start Date: 7/7/2026 About the Position Travel Physical...

Knapp & Roberts A Professional Corp

Part-Time Law Office Receptionist & Admin Assistant Job at Knapp & Roberts A Professional Corp

Knapp & Roberts Law Firm is seeking a Part-time Receptionist/Office Assistant in Scottsdale, AZ. The role includes answering phones, data entry for new clients, and supporting daily office operations. The ideal candidate has at least 2 years of office experience, strong... 

Steadfast Contractors Alliance

Garden Center Associate/ Horticultural Assistant Job at Steadfast Contractors Alliance

 ...Position Description We are seeking a passionate, friendly and knowledgeableindividual to join our team as a Handcart's Garden Center Employee. Thisposition offers an exciting opportunity to work in a dynamic environment,assisting customers with their gardening needs...