Senior Backend Developer (NodeJS)

Amnis Finance

40 Hai Bà Trưng, Hoàn Kiếm, Hà Nội, Phường Hàng Bài, Quận Hoàn Kiếm, Thành phố Hà Nội
Job Description
About Company

As a backend developer specializing in Node.js for DeFi (Decentralized Finance), your role would involve designing, developing, and maintaining the backend infrastructure and services that power DeFi applications. Here are some key responsibilities and skills typically associated with this role:

Your role & responsibilities

  • Designing and implementing scalable and secure backend systems for DeFi applications.
  • Developing APIs and integrating with external services, such as blockchain networks and data providers.
  • Collaborating with frontend developers, blockchain engineers, and other stakeholders to define and implement application features.
  • Optimizing performance and ensuring high availability of backend systems.
  • Conducting code reviews, debugging issues, and providing technical guidance to junior developers.
  • Keeping up to date with the latest trends and advancements in blockchain and DeFi technologies.

Your skills & qualifications

  • At least 03 years of experience with proficiency in Node.js and JavaScript development.
  • Experience with backend frameworks such as Express.js or Nest.js.
  • Understanding of blockchain concepts and experience working with blockchain platforms like Ethereum or Solana.
  • Familiarity with smart contract development using Solidity or similar languages.
  • Knowledge of Web3.js or similar libraries for interacting with blockchain networks.
  • Understanding of decentralized finance protocols and concepts, such as lending, borrowing, decentralized exchanges, and yield farming.
  • Experience with relational and NoSQL databases.
  • Familiarity with cloud platforms like AWS, Azure, or Google Cloud.
  • Strong problem-solving and analytical skills.
  • English: good at reading technical texts, medium at writing.

Benefits for you

  • Salary: up to 2500$, plus performance bonus
  • Performance review: twice a year, 13th-month salary and year-end bonus
  • Guaranteed to enjoy all benefits: Birthday, team building activities, meal allowances,...
  • Great opportunity to work in a DeFi project which is at the forefront of technological advancements, utilizing Aptos technology
  • Enjoy stimulating and rewarding work atmosphere, where employees have a direct impact on the company's success
  • Startup perks (e.g. relaxed dress code, flexible work hours, professional development and learning, casual and inclusive work environment, wellness programs,…)


Amnis Finance



Company size




About us

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General information

Minimum year of experience


Job Type

Contract type

Recruitment Progress

  • Round 1: Phỏng vấn qua online
  • Round 2: Phỏng vấn trực tiếp với Tech Lead