Blockchain Developer

Fulltime Up to $2000 Hanoi, Vietnam
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We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting distributed blockchain-based applications & platforms. You will have opportunities to work with the most modern and advanced technologies in a very comprehensive and extensive way. Your primary responsibilities will be:

  • Research & investigate the trends about the technologies in the blockchain world.
  • Analyze requirements, consulting customers.
  • Evaluate & design technical solutions for the required business models.
  • Implement the applications that are powered by blockchain technologies.
  • Sometimes build and launch a whole new blockchain platform.
  • Review code, maintain & improve the legacy projects if needed.
  • Write documentations & instructions before delivering to customers.

SPECIAL NOTE: SotaTek is not an ordinary outsourcing company. We always seek challenges and innovations. If you have an idea about a potential product – especially built with blockchain technologies, you can pitch your idea to the managers and SotaTek is glad to lend you a hand to grow your dream together.

  • Saturday & Sunday OFF,  Overtime pay is 150%, 200%, 300% as per labor law;
  • Salary review 2 times/ year, based on work performance and company’s performance;
  • Performance bonus, 13th- month salary, public holidays bonus (2/9, 30/4, 1/5, 1/1); bonus for Excellent Employee and Excellent Team;
  • Social insurance, health insurance, unemployment insurance and Bao Viet care insurance;
  • 01 hour paid leave per day for women having children under 12 months
  • Minimum 14 paid leaves per annum for all employees after probation;
  • Nice & modern working space with young, dynamic & friendly colleagues and free coffee, tea, drinks;
  • Yearly company trip and year-end party, quarterly team building and weekly eating together; English – Japanese Club, Sports Clubs;
  • Men’s Day, Women’s Day, Children’s Day, Mid-Autumn Festival and other benefits under the provisions of the company;
  • Flat, open and sharing culture with friendly management team; outsourcing company with product mindset;
  • Training courses and working opportunities with technical gurus who built and operated world-class applications with millions of users. This might be a good chance for graduated students to learn cutting-edge technologies and how to build scalable system from scratch;



  • Smart, enthusiastic/quick-adaptive with new technologies
  • Can describe consensus, understanding how a blockchain platform works is a must
  • Have knowledge and experience in one of the following programming languages: C, C++, C#, Solidity, Golang, Rust, Java, JavaScript/TypeScript
  • Knowledge of common algorithms and data structures
  • Knowledge & experience of cryptography is an advantage
  • Knowledge & experience of P2P networks is an advantage
  • Knowledge & experience of concurrency and writing efficient and safe multithreaded code is an advantage
  • Can verbally communicate well by English is a big advantage





Feel free to apply even if you feel like you don’t fully match the description above. Letters of interest and CVs in English should sent electronically to us ( with subject “Application for Blockchain Developer
Should you have any queries, please feel free to contact us:
FB Fanpage: SotaTek Recruitment
Tel: 024-6672-2259



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