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

Gilbane Building Company

DoD Skillbridge Intern Job at Gilbane Building Company

 ...DoD Skillbridge Intern Job Locations US-RI-Providence | US-NY-Albany | US-OH-Cleveland | US-OH-Columbus | US-IL...  ...of the largest privately held family-owned Construction and Real Estate Development firms in the industry. We have more than 45 Office locations... 

SpeedPro Mercer County

Print Production Manager Large Format Job at SpeedPro Mercer County

 ...Benefits: 401(k) Bonus based on performance Health insurance Paid time off Print Production Manager SpeedPro About Us At SpeedPro, we create visual experiences that change the world. We help businesses bring ideas to life through large-format graphics... 

Cogent Biosciences

Principal Scientist, Computational Chemistry Job at Cogent Biosciences

 ...combination dosing. The Role: We are seeking an Experienced Computational Chemist who thrives at the intersection of molecular modeling...  ...scale simulations.Train and mentor colleagues on computational chemistry tools, cheminformatics standards, data formats, and key... 

Iambic Therapeutics

Research Scientist II/Senior, Computational Chemistry Job at Iambic Therapeutics

JOB SUMMARYWe are seeking a skilled and highly motivated Computational Chemist to join our Computational Sciences group at Iambic Therapeutics...  ...-on role, requiring technical expertise in computational chemistry, experience with or strong interest in applying modern co-... 

Razor USA

Data Engineer Job at Razor USA

 ...regulatory programs. Education & Certification Requirements ~ Bachelor's degree in Computer Science, Data Engineering, Health Informatics, or related field Location 100% Remote Responsibilities Develop scalable ETL/ELT pipelines Normalize and map...