Hire a Javascript developer

IT headhunter Denmark
As a JavaScript developer, the primary role will be centered around crafting top-notch web applications and websites using the prevalent programming language. To ensure seamless and trouble-free user experiences, collaborating with front-end designers and back-end developers is a vital aspect of the job. As a developer, it is imperative to work in sync with both these teams and leverage their expertise to create outstanding end products.

Soft skills are important for JavaScript developers to complement their technical skills. They need to communicate effectively with their team, stakeholders, and clients to understand project requirements, convey technical information, and collaborate efficiently. The ability to solve intricate issues, devise and execute efficient solutions, and optimize system performance are critical skills for JavaScript developers. Effective time management skills are crucial to manage projects, prioritize tasks, and meet deadlines.

JavaScript Developer skills

  • Proficiency in JavaScript, including knowledge of advanced concepts such as closures, prototypes, and async/await.
  • Expertise in front-end technologies such as HTML, CSS, and popular front-end frameworks and libraries such as React, Angular, or Vue.js.
  • Understanding of server-side technologies such as Node.js, Express.js, and their application in developing server-side applications.
  • Knowledge of back-end technologies such as databases (SQL or NoSQL), RESTful APIs, web servers, and server-side frameworks.
  • Experience with testing frameworks such as Jest, Mocha, or Chai, and ability to write comprehensive unit and integration tests.
  • Familiarity with DevOps tools such as Git, Jenkins, Docker, and Kubernetes.
  • Ability to design and implement complex software architectures, including application design patterns and system design principles.
  • Familiarity with cloud platforms such as AWS, Azure, or Google Cloud.
  • Expertise in using development tools such as IDEs, debuggers, and profiling tools.
  • Knowledge of web security best practices and techniques, including OWASP guidelines and common vulnerabilities.
  • Familiarity with cross-platform and cross-browser compatibility issues, and ability to optimize applications for performance.
  • Ability to create responsive and user-friendly front-end interfaces using HTML, CSS, and JavaScript.
  • Experience in creating and consuming APIs and integrating third-party services.
  • Understanding of database design and query optimization.
  • Frontend
    A developer who specializes in building client-side applications using JavaScript, HTML, and CSS. They work on creating interactive user interfaces and optimizing website performance.
  • Backend
    A developer who specializes in building server-side applications and APIs using Node.js, a JavaScript runtime environment. They work on building scalable, high-performance web applications.
  • Full stack
    A developer who is proficient in both frontend and backend JavaScript development and can work on both server-side and client-side of a web application. They work on building end-to-end solutions for web and mobile applications.
  • React
    A developer who specializes in building web applications using the React library, a popular JavaScript library for building user interfaces.
  • Angular
    A developer who specializes in building web applications using the Angular framework, a popular JavaScript framework for building large-scale, complex applications.
  • Vue
    A developer who specializes in building web applications using the Vue.js framework, a progressive JavaScript framework for building user interfaces.

JavaScript Developer responsibilities

  • Develop and maintain complex client-side and server-side applications using JavaScript, including popular libraries and frameworks such as React, Angular, or Vue.js.
  • Collaborate with cross-functional teams, including designers, product managers, and other developers, to gather and understand requirements, and deliver high-quality software solutions.
  • Create responsive and user-friendly front-end interfaces using HTML, CSS, and JavaScript, and ensure cross-browser and cross-platform compatibility.
  • Build server-side logic and business logic using server-side languages, frameworks, and technologies, and ensure seamless integration with front-end components.
  • Develop and implement RESTful APIs and other web services to enable communication between different parts of the application and external systems.
  • Debug, troubleshoot, and resolve issues and defects in software applications, including diagnosing and fixing bugs, performance optimization, and security vulnerabilities.
  • Write clean, maintainable, and efficient code following coding best practices, coding standards, and version control practices.
  • Test and validate software applications to ensure quality, reliability, and security, including unit testing, integration testing, and system testing.
  • Participate in code reviews, provide constructive feedback, and contribute to the improvement of coding practices and development processes.
  • Stay up-to-date with the latest trends and advancements in web development and continuously enhance technical skills and knowledge.
  • Follow agile development methodologies, participate in sprint planning, and deliver software features and enhancements within defined timelines.
  • Collaborate with stakeholders to gather and understand business requirements, provide technical insights, and contribute to solution design and architecture.

Common JavaScript Development terms

JavaScript Developer salary

A javascript developer earns 47 Kkr per month.

  • An entry level javascript developer (1-3 years of experience) earns an average salary of 565.844 kr.
  • A senior level javascript developer (8+ years of experience) earns an average salary of 982.952 kr.
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