Our Services

We deliver the following development services.

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Smart Contracts Development

We develop highly secure and reliable smart contracts to automate enforcement in Ethereum or other platforms.

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Private Blockchain Development

We develop a private blockchain in your institution or corporation.

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Cryptocurrency Development

We build the digital coins called Cryptocurrency for your business goal.

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Hyperledger Development

We develop financial, health care, retail, manufacturing, etc. based on open source business blockchain framework.

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Wallets Development

We develop wallets to protect cryptocurrencies in the most safety and easy way.


Web Media Content Development

We deliver media production from PC to mobile and thrive your audience and your brand.

Mobile Apps Development

We deliver professional apps development for smartphones and tablets, help you to develop a mobile strategy.

Offshore Development

We offer dedicated engineer teams as your team for development, testing, operation.


We are a group of researchers, developers, project managers and consultants with the core aim of brain storming revolutionary Blockchain concepts which could be converted into best solutions and led to your business goal.

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CREWZ's engineer team is looking for blockchain engineers who love coding and new technologies.


- Develop and maintain blockchain projects.

- Collaborate and assist CREWZ's engineers and other teams for customer projects.

- Be able to communicate at work and contribute to technical documentation.

- Help to develop architecture and product design.


- Knowledge of Blockchain technology and experience with Bitcoin, Ethereum, Hyperledger or smart contracts are preferred.

- Experience in developing in Cloud/Virtual environments, such as Docker or AWS is preferred.

- Advanced knowledge of cryptography is preferred.

- Graduated from Computer science major or related field.

- English communication skill is preferred.

Company Benefits:

- Working with excellent engineers from Vietnam and Japan on updated technologies.

- Open culture that focus on self-improvement and sharing.

- Attractive allowance for employees who have Japanese proficiency: Up to 300$.

- Company outing trip annually.


Hanoi, Vietnam


Full time