Senior Frontend Developer, Medellin

Job Title: Senior Frontend DeveloperLocation: Remote – Latin America (required to overlap some Spanish times for meetings)Type of Contract: Full-Time | ContractorSalary Range: $3,500 to $4,500 USD/monthLanguage Requirements: Conversational EnglishWe are seeking a skilled Frontend Developer with strong experience in modern JavaScript and high‐converting UI development to join our growing team.
You will play a key role in building responsive, user‐focused interfaces and integrating frontend solutions within PHP‐based environments.
Your work will directly impact user engagement, performance optimization, and the scalability of our digital products.Key ResponsibilitiesDevelop modern, high‐converting user interfaces using best practices in design and frontend developmentBuild and maintain frontend components for public websites and internal tools with full responsiveness across devices and browsersIntegrate frontend solutions with PHP‐based environments, including templating engines such as TwigConduct cross‐browser and cross‐device testing to ensure optimal performance and reliabilityCollaborate with Product, Marketing, Design, QA, and Operations teams to deliver high‐quality featuresPerform code reviews to ensure consistency, scalability, and adherence to coding standardsWrite clean, reusable, and efficient code following modern design patterns and best practicesMust‐Have Qualifications5+ years of professional experience in frontend developmentStrong proficiency in HTML5, CSS3, JavaScript (Vanilla and ES6+), jQuery, and GitSolid understanding of PHP environments and experience with templating systems like TwigExpertise in CSS methodologies (e.g., BEM) and preprocessors such as SASSExperience using package managers such as Yarn or NPMProven experience with A/B testing implementation and browser testing/debuggingStrong analytical, problem‐solving, and independent work capabilitiesExperience leveraging AI tools (e.g., Cursor), building AI‐driven solutions, and implementing AI agentsPreferred QualificationsExperience working with React and/or TypeScript for scalable frontend architecturesPrevious experience mentoring junior developers and contributing to architectural decisionsEntrepreneurial mindset with a proactive and flexible approach to problem‐solving
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