Solidity Jobs in United States

2,064 jobs found

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Job Position Company Posted Location Salary Tags

JPS Tech Solutions

United States

$72k - $75k

Fun.xyz

New York, NY, United States

$84k - $90k

Shields Group Search

San Francisco, CA, United States

$150k - $250k

3METAD

San Jose, CA, United States

$87k - $100k

iesfag

San Francisco, CA, United States

$63k - $90k

eNGINE

New York, NY, United States

$144k - $192k

Groma

Boston, MA, United States

$90k - $110k

Aztec

New York, NY, United States

$62k - $75k

Photon

Dallas, TX, United States

$54k - $96k

Thrackle

United States

$100k - $180k

Orion Valley

San Francisco, CA, United States

$91k - $100k

NAVI Labs Inc

San Jose, CA, United States

$175k - $180k

Paxos Labs

New York, NY, United States

$105k - $120k

Andalusia Labs

San Francisco, CA, United States

$122k - $150k

驭来 Reinland

San Francisco, CA, United States

$175k - $180k

JPS Tech Solutions
$72k - $75k estimated
AL Montgomery US
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Job Title: Blockchain Developer

Location: Montgomery, Alabama 36101

Experience: 12+ Years

Employment Type: Contract

About The Role

We are looking for a highly experienced Blockchain Developer with over 12 years of industry expertise to design, build, and maintain secure, scalable blockchain platforms and decentralized applications. This is a contract role for someone who deeply understands blockchain architecture, smart contracts, cryptography, and distributed systems. You will work closely with engineering, product, and security teams to build reliable blockchain solutions that support business and technology goals.

Key Responsibilities

  • Design and develop blockchain-based solutions, including smart contracts, consensus algorithms, and decentralized applications.
  • Build and maintain secure and scalable blockchain infrastructure and APIs.
  • Evaluate emerging blockchain technologies and recommend integration approaches.
  • Optimize existing blockchain architecture for performance, cost, and reliability.
  • Develop smart contracts using platforms such as Ethereum, Hyperledger, or other relevant chains.
  • Implement cryptographic and security best practices to protect digital assets.
  • Integrate blockchain solutions with front-end and back-end systems.
  • Diagnose issues, perform debugging, and participate in code reviews.
  • Collaborate with cross-functional teams including DevOps, Cloud, Security, and Product.
  • Produce clear documentation, architecture designs, and technical specifications.

Required Skills & Qualifications

  • 12+ years of hands-on software development experience, with a strong focus on blockchain.
  • Strong background in smart contract development using Solidity, Rust, Go, or similar languages.
  • Deep understanding of blockchain protocols, nodes, distributed ledgers, tokens, and wallets.
  • Experience with Ethereum, Hyperledger Fabric, Polygon, Corda, or similar blockchain frameworks.
  • Proficiency with cryptography concepts, hashing algorithms, zero-knowledge proofs, and consensus mechanisms.
  • Strong understanding of distributed systems, microservices, and cloud technologies.
  • Experience integrating blockchain with web or mobile applications.
  • Knowledge of Web3 libraries and development tools such as Truffle, Hardhat, or Remix.
  • Ability to design secure architecture and follow best practices.
  • Strong problem-solving and communication skills.

Preferred Experience

  • Experience working with DeFi, NFTs, enterprise blockchain, or tokenization.
  • Familiarity with CI/CD pipelines and containerized environments (Docker, Kubernetes).
  • Prior experience building high-performance systems in a contract or consulting environment.

Education

  • Bachelor's or Master's in Computer Science, Engineering, or a related field (or equivalent experience).