O

Senior Fullstack Blockchain Developer (Hybrid)

One Arrow Consulting
Full-time
On-site
Hanoi, Ha Noi, Vietnam
Blockchain Development and Engineering

This position requires to work onsite/hybrid in Cau Giay District, Hanoi Overview:
Our partner is a team of blockchain experts specializing in cutting-edge applications, smart contracts, and Web3 solutions. Over the past year, they’ve generated over $10 million in revenue, demonstrating our commitment to innovation and excellence. The team thrives in a collaborative, forward-thinking environment, pushing the boundaries of blockchain technology.

We are looking for a skilled Full-Stack Blockchain Developer to design, develop, and maintain blockchain-based applications. The ideal candidate will have strong expertise in smart contract programming, full-stack web technologies, and blockchain security best practices.

Key Responsibilities:

  • Develop, test, and deploy secure blockchain applications.

  • Design and implement smart contracts using Solidity, Rust, or similar languages.

  • Work with various blockchain protocols such as Ethereum, Binance Smart Chain, and Solana.

  • Build and maintain APIs and backend services for blockchain interactions.

  • Develop responsive front-end applications using React, Vue.js, or Angular.

  • Implement security best practices to protect against farming users and DDoS attacks.

  • Collaborate with cross-functional teams to design and deploy new features.

  • Optimize performance and scalability of blockchain applications.

  • Stay updated with the latest trends in blockchain technology.



Requirements

  • Blockchain Development: Experience with Ethereum, Binance Smart Chain, Solana, or similar platforms.

  • Smart Contracts: Proficiency in Solidity, Rust, or related languages.

  • Full-Stack Development: Strong skills in React, Vue.js, Angular (front-end) and Node.js, Python, Go, or similar (back-end).

  • Database Management: Experience with SQL and NoSQL databases (PostgreSQL, MongoDB, Firebase).

  • Security & Cryptography: Understanding of blockchain security and smart contract vulnerabilities.

  • DevOps & Deployment: Familiarity with Docker, Kubernetes, cloud platforms (AWS, GCP, Azure), and CI/CD pipelines.

  • Version Control: Proficiency in Git and GitHub/GitLab.

  • Problem-Solving: Strong analytical and troubleshooting skills.

  • Collaboration: Ability to work independently and in a team environment.



Benefits

  • Competitive salary + performance-based incentives.

  • Hybrid/Remote flexibilityΒ 

  • Work on profitable blockchain applications with real-world impact.

  • Continuous learning and career development opportunities.

  • Work in a supportive and innovative environment.