Frontend Developer (ReactJS + Blockchain)

Deploy web apps with modern technologies (JavaScript/HTML5/CSS3, etc.) and frameworks (ReactJS)
Enhance the performance of existing products
Build architecture and design new features, new products
Research new technologies to apply in current and future projects
Perform security and performance analysis

Must have:
Have experience working in the Blockchain with Ethereum JS library (Ethers.js, Web3.js), ...
Understanding and working with REST API
Able to work with a team as well as independently.
Have the spirit and responsibility with the assigned work.
Be proactive in work to ensure deadlines as well as product quality.
Have good English skills (reading skills are required)
Nice to have:
Good background knowledge: algorithms, problem solving, OOP, design pattern