Developer front end senior

Descripción del cargo

Requirements
Must have:
Object-oriented programming using TypeScript
Reactive programming (preferred RxJS, could also be NgRx or Redux)
Strong knowledge of web markup, including HTML5 and CSS3
Strong understanding of client-side scripting and JavaScript frameworks (Angular)
Strong knowledge in responsive web design (Media Queries, Bootstrap)
Strong knowledge consuming web services (REST)
Strong understanding of cross-browser compatibility
Nice to have:
Good knowledge of web performance auditing and enhancement
Basic understanding of CSS pre-processors (LESS and SASS)
Basic knowledge in UI test automation tools (Jasmine, Mocha, Selenium)
Responsibilities
Develop and maintain front-end features using TypeScript and Angular following object-oriented programming principles
Implement reactive programming patterns using RxJS, NgRx, or equivalent state-management libraries
Build responsive user interfaces using HTML5, CSS3, Bootstrap, and media queries
Integrate and consume RESTful web services to support application functionality
Ensure cross-browser compatibility and resolve browser-specific issues
Perform code reviews, troubleshoot defects, and optimize front-end components for maintainability
Collaborate with backend, QA, and design teams to deliver high-quality features
Required Languages
English: Upper Intermediate (51–79%)
Location
Colombia – Remote
Hybrid modality available for residents in Bogotá and surrounding areas