Senior Frontend Developer

Role: Senior Frontend Developer Location : Madrid Spain (Hybrid) Type : B2b Contract/ Permanent We are at Coforge hiring for Senior Frontend Developer with React, JavaScript, CSS3, SASS and JSON Madrid Spain Job Description Develops, codes, tests and debugs new moderately complex software solutions or enhancements to existing software in a maintenance capacity. Participates in design projects from timeline development through delivery. May assist in developing design concept and implementation providing input on user design considerations. Has good understanding of business application. Develops and applies software design/usability processes in the investigation of technical problems. May produce specifications describing user requirements and internal structures for product in development. Demonstrates full requirements of the functional area, exercises judgment within defined practices to determine appropriate action. Applies fundamental skills, concepts, practices and procedures to complete moderate to difficult assignments, refers more complex issues to higher levels. Decisions and actions have impact on success of team or department. Required skills Working knowledge in Web UI Technologies: HTML5, JavaScript, CSS3, SASS, JSON, Must have AWS Cloud experience Proven experience in core UI JavaScript concepts including modular and OO design, asynchronous programming, closures, callbacks, prototypes, promises, etc. Strong experience in React JS, Redux, Flux-based framework or similar frameworks (AngularJS, EmberJS, KnockoutJS, Backbone, Vue) plus a will to develop into React. Experience with JavaScript testing frameworks, TDD practices, unit testing, code package and build tools. Good written and verbal communication skills Preferred skills Experience using ReactJS and Redux Aware of the modern open source software landscape: libraries, frameworks, tools, and uses. Experience using source code version control with Git. Familiar with cloud-based server management

Location: Madrid, Community of Madrid, ES

Posted Date: 8/24/2025