| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
Bright Mind Solutions LLC | United States | $90k - $100k | |||
Paena | YC W26 | San Francisco, CA, United States | $150k - $200k | |||
Collective | Montreux Suisse | $0k - $150k | |||
Token Metrics Inc. | London, United Kingdom | $28k - $38k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Token Metrics Inc. | London, United Kingdom | $28k - $38k | |||
Kiln | London, United Kingdom | $74k - $84k | |||
Animoca Brands Limited | Hong Kong, Hong Kong | $133k - $135k | |||
Token Metrics Inc. | London, United Kingdom | $19k - $38k | |||
Token Metrics Inc. | Remote | $87k - $100k | |||
Falconx | Remote | $179k - $210k | |||
Keyrock | London, United Kingdom | $88k - $180k | |||
Aztec | New York, NY, United States | $62k - $75k | |||
Omen | New York, NY, United States | $84k - $150k | |||
Coin Market Cap Ltd | Dubai, United Arab Emirates | $72k - $90k | |||
Hatch Pros | United States | $96k - $105k |
Please read the job description carefully before applying.
- Engagement Type: W2 only (No C2C / No C2H)
- Candidates must be authorized to work in the U.S. on W2
Professional references and work authorization verification will be requested during later stages of the interview process, if shortlisted.
Interested and qualified candidates are encouraged to apply
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Senior Blockchain Developer (5–6+ Years Experience)
Location: Manassas, VA (Hybrid)
Duration: 12 Months
Job Type: Contract (Hybrid)
Employment: W2 only (No C2C / No C2H)
Visa: Any except OPT EAD | H1B Transfers allowed
Job Overview
We are looking for a Senior Blockchain Developer with a minimum of 5–6 years of hands-on experience in designing and delivering enterprise-grade blockchain and distributed ledger solutions. The ideal candidate has deep expertise in smart contracts, cloud-based deployments, secure architectures, and scalable financial systems.
Key Responsibilities
- Design, develop, and maintain blockchain applications and smart contracts using Solidity, Python, Java, TypeScript, JSON, and REST APIs
- Build and deploy DLT-based applications across EVM and non-EVM platforms
- Implement cryptographic security mechanisms for secure transactions and data integrity
- Develop and optimize blockchain protocols, consensus mechanisms, and privacy infrastructure
- Create and maintain technical and architectural documentation
- Support test setup, QA, UAT, and Production deployments
- Deploy and manage blockchain solutions on AWS
- Build and maintain CI/CD pipelines and containerized deployments
- Collaborate with cross-functional teams to deliver scalable and secure solutions
Mandatory Skills & Experience (5–6+ Years Required)
- Overall Blockchain / DLT Experience: 5–6+ years
- AWS Cloud Deployments: 5+ years
- Smart Contracts & Solidity: 5+ years
- Python: 5+ years
- TypeScript: Hands-on experience
- Java: Hands-on experience
- CI/CD Pipelines: Strong hands-on experience
- Containerization: Docker, Kubernetes, or similar
Technical Skill Set
- Blockchain: EVM & non-EVM chains, Smart Contracts, Privacy Infrastructure
- Programming: Solidity, Python, Java, TypeScript
- Cloud & DevOps: AWS, CI/CD, Docker, Kubernetes
- Security: Cryptography, digital signatures, secure transaction handling
- APIs & Integration: REST APIs, JSON
- Testing & Support: QA, UAT, Production support
Preferred Qualifications
- Experience with financial services or high-throughput transaction systems
- Knowledge of blockchain security audits, compliance, and governance
- Strong communication and documentation skills
- Experience working in hybrid or enterprise environments
What does a solidity developer do?
A Solidity developer is a programmer who specializes in writing smart contracts using the Solidity programming language
Solidity is a contract-oriented, high-level language for implementing smart contracts on various blockchain platforms, such as Ethereum
The responsibilities of a Solidity developer can vary depending on the specific project they are working on, but some common tasks they might be responsible for include:
- Writing and testing Solidity code for smart contracts, Debugging and troubleshooting issues with existing smart contracts
- Collaborating with other members of the development team to ensure that the contracts are implemented according to the project's specifications
- Keeping up-to-date with the latest developments in the Solidity and blockchain communities, and incorporating new best practices and techniques into their work
- Participating in code reviews and contributing to the development of coding standards and guidelines for the project.