Hire JavaScript Developer

SYSINT RateFrom $40 /hour

Average matching time 5 days

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Highly experienced JavaScript Senior or Middle Developer for your Project/Startup. With a strong background in full-stack development and a passion for delivering innovative solutions, this individual has a proven track record of success in delivering complex projects on time and within budget. With a focus on quality and a commitment to staying up-to-date with the latest industry trends, this developer is a valuable asset to any team.


  • JavaScript development
  • React.js and Redux
  • Node.js and Express
  • Agile software development
  • RESTful API design and development
  • HTML, CSS, and JavaScript
  • Cross-browser compatibility
  • Git version control
  • Test-driven development (TDD)
  • Continuous integration and deployment (CI/CD)
  • Database design and management (MySQL, MongoDB)
  • AWS services


  • Developed and maintained a large e-commerce platform using React, Redux, and Node.js
  • Designed and implemented RESTful APIs for several client projects
  • Worked with a team to deliver a real-time chat application using WebSockets
  • Improved the performance of a legacy system by refactoring the code and optimizing database queries
  • Mentored junior developers on best practices and the latest technologies
  • Implemented automated testing and continuous integration/deployment processes
  • Collaborated with UX designers to implement responsive designs and improve user experience
  • Developed custom plugins and modules for various projects
  • Utilized AWS services, such as EC2 and S3, to deploy and host applications
  • Participated in code reviews and provided constructive feedback to peers
Seniority level:
Middle Senior
Experience years:
Middle 2-3 yr Senior 3+ yr
English C1 English B2
Eastern Europe Argentina
Base Skills:
  • JavaScript

  • HTML

  • and CSS

  • React.js

  • Node.js

  • and Express

  • Agile

  • RESTful API design

  • Git

  • Database design and management

  • WebSockets and real-time communication

  • AWS services

  • Grunt and Webpack

  • CI/DI

Hire JavaScript Developer

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