Mid-Level Front-End Developer

Jobtailor; Deutschland; Remote; EUR 55.000 - 75.000; Vollzeit

Zusammenfassung

Jobtailor is seeking a skilled front-end developer to build high-quality web applications using HTML, CSS, JavaScript, and React. You will craft responsive, accessible interfaces and implement modern React patterns.

You will work with Agile teams, participate in code reviews, and deploy applications using modern toolchains like Webpack, CSS Modules, and Styled Components. Proficiency with REST/GraphQL APIs and experience with Azure DevOps and Jira are valued, as is a focus on performance and

Qualifikationen

• HTML: responsive design, mobile-first principles, semantic HTML, accessibility best practices, and performance optimization.
• CSS: responsive design, mobile-first, conventions (BEM/SMACSS), preprocessors (SASS/LESS), optimization, componentization.
• JavaScript: ES5/ES6; best practices; Web Components; OOP and functional programming; bundlers/CLI tools; and CLI experience.

Aufgaben

• Develop front-end applications using HTML, CSS, JavaScript, and React.
• Build complete React applications and leverage new React library features.
• Develop reusable class and functional components.
• Implement component lifecycle, Context, Hooks, routing, and forms.
• Integrate applications with REST, GraphQL, and other APIs.
• Style applications using CSS Modules, Styled Components, or other approaches.
• Build and deploy applications.
• Work with Agile methodologies, including Scrum and Kanban.
• Use Git/Gitflow for version control and participate in code reviews.
• Manage activities using Azure DevOps and Jira.

Kenntnisse

HTML Development

CSS Optimization

JavaScript Best Practices

React Application Development

Agile Methodologies

Git

Azure DevOps

Jira

Test-Driven Development

Unit Testing

REST APIs

GraphQL

Accessibility Best Practices

Semantic HTML

Mobile-First Principles

Micro Front-End Architecture

Tools

Azure DevOps

Jira

CSS Modules

Styled Components

Webpack

Grunt

Gulp

Jest

Cypress

Jobbeschreibung

• Develop front-end applications using HTML, CSS, JavaScript, and React
• Build complete React applications and leverage new React library features
• Develop reusable class and functional components
• Implement component lifecycle, Context, Hooks, routing, and forms
• Integrate applications with services through REST, GraphQL, and other APIs
• Style applications using CSS Modules, Styled Components, or other approaches
• Build and deploy applications
• Work with Agile methodologies, including Scrum and Kanban
• Use Git/Gitflow for version control and participate in code reviews
• Manage activities using Azure DevOps and Jira

Requirements

• HTML: responsive design, mobile-first principles, semantic HTML, accessibility best practices, and performance optimization
• CSS: responsive design, mobile-first principles, best practices and conventions (BEM, SMACSS, and others), preprocessors (SASS/LESS and others), optimization, and componentization
• JavaScript: ECMAScript 5 and 6; best practices (Design Patterns, Clean Code, etc.); Web Components; object-oriented and functional programming; bundlers and task runners (webpack, grunt, gulp, etc.); and CLI experience
• React: complete applications using the latest React version and new library features; class and functional components; component lifecycle; Context (native or libraries such as Context API and Redux); Hooks; component reuse; routing; forms; best practices; communication with services using REST, GraphQL, or other APIs; styling with CSS Modules, Styled Components, or other approaches; and application build and deployment
• Agile methodologies: Scrum/Kanban
• Git (Gitflow), version control, and code review
• Activity management tools: Azure DevOps and Jira
• Desirable: test-driven development; unit and integration testing; testing libraries and tools such as Jest and Cypress; and MFE (Micro Front-End) architecture

Core Competencies

Proficient in developing front-end applications using HTML, CSS, JavaScript, and React, with a strong focus on responsive design, accessibility, and performance optimization. Experienced in Agile methodologies and version control using Git, along with activity management tools like Azure DevOps and Jira.

Highest-signal resume keywords

• HTML Development
• CSS Optimization
• JavaScript Best Practices
• React Application Development
• Agile Methodologies

ATS Optimization Keywords

Hard Skills

• HTML
• CSS
• JavaScript
• React
• REST APIs
• GraphQL
• Git
• Agile Methodologies
• Test-Driven Development
• Unit Testing

Industry Keywords

• Responsive Design
• Mobile-First Principles
• Semantic HTML
• Accessibility Best Practices
• Component Lifecycle
• Hooks
• Context API
• Micro Front-End Architecture

Tools & Technologies

• Azure DevOps
• Jira
• CSS Modules
• Styled Components
• Webpack
• Grunt
• Gulp
• Jest
• Cypress