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UI Developer

A UI Developer is responsible for crafting visually appealing and highly functional user interfaces for websites and applications. They blend creativity with technical prowess to ensure an intuitive and seamless user experience. By employing languages like HTML, CSS, and JavaScript, UI Developers translate design mockups and wireframes into fully interactive digital interfaces. They work closely with UX Designers and Back-End Developers to align the visual components with the technical requirements, enhancing usability and interactivity. Their role is pivotal in making digital products both attractive and user-friendly, driving higher user engagement and satisfaction.

Responsabilities

A UI Developer's responsibilities include designing and implementing the user interface components for websites and applications using front-end technologies such as HTML, CSS, and JavaScript. They meticulously convert design mockups, wireframes, and prototypes from UX Designers into fully functional user interfaces that are both visually appealing and highly interactive. Ensuring cross-browser compatibility and optimizing web performance is fundamental, as the UI Developer has to make sure that users experience a smooth and functional interface regardless of the platform they use. Collaborating with Graphic Designers, UX Designers, and Back-End Developers is crucial to align the visual aspect with technical feasibility.

In addition to developing and fine-tuning user interfaces, a UI Developer is also responsible for maintaining and improving existing interfaces, tackling bugs, and ensuring consistent quality across various devices and browsers. They conduct thorough testing and debugging to identify and fix usability issues, ensuring a seamless user experience. Furthermore, a UI Developer stays current with industry trends and emerging technologies to integrate relevant updates and innovations into their work. By participating in code reviews, providing constructive feedback, and adhering to best practices, they contribute to the overall improvement and efficiency of the development team.

Recommended studies/certifications

A UI Developer should ideally possess a Bachelor's degree in Computer Science, Graphic Design, or a related field, though a strong portfolio often speaks louder than formal education. Certifications in front-end web development technologies, such as HTML5, CSS3, and JavaScript, are highly recommended, as well as proficiency in frameworks and libraries like React, Angular, or Vue.js. Knowledge of tools like Adobe XD, Sketch, or Figma for design collaboration is beneficial. Additionally, certifications in UX design, responsive design, and cross-browser compatibility testing can further enhance a UI Developer’s credentials, thereby demonstrating a comprehensive understanding of both the aesthetic and technical aspects of web development.

Skills - Workplace X Webflow Template

Skills

Firewall Management
Troubleshooting
Technical Support
Patch Management
Incident Management
Scripting
Skills - Workplace X Webflow Template

Tech Stack

AWS
Firewall Management
JIRA
Git
SQL
Kubernetes
Portfolio - Workplace X Webflow Template

Industries

Robotech
CRM Services
Foodtech
Portfolio - Workplace X Webflow Template

Hiring Costs

71000
yearly U.S. wage
41.40961538
hourly U.S. wage
28400
yearly with Vintti
13.65
hourly with Vintti

Salaries shown are estimates. Actual savings may be even greater. Please schedule a consultation to receive detailed information tailored to your needs.

Seniorities of a UI Developer

Junior

New UI Developers usually focus on translating simple design specifications into functional web pages using HTML, CSS, and basic JavaScript. They support teams by fixing front-end bugs, ensuring cross-browser compatibility, and learning responsive design principles. Exposure to tools like Figma or Adobe XD helps them understand design hand-offs, while Git provides practice with collaborative version control. Accuracy and eagerness to learn best practices are key at this stage.

Semi-senior

As they gain confidence, UI Developers at the mid-level begin building interactive features with frameworks such as React, Angular, or Vue. They are expected to optimize page performance, implement accessibility standards like WCAG, and integrate front-end code with APIs. Collaboration with UX designers becomes more frequent, as does responsibility for writing reusable components and introducing automated testing with tools like Jest or Cypress.

Senior

Experienced UI Developers take the lead in architecting complex front-end solutions, ensuring scalability, maintainability, and a seamless user experience. They guide junior colleagues, enforce coding standards, and integrate advanced design systems. Seniors are also responsible for evaluating new frameworks, applying performance audits with Lighthouse or WebPageTest, and ensuring accessibility compliance across projects. Their role bridges technical execution with design leadership, making them key contributors to product strategy.

Manager

UI Development Managers oversee front-end teams, set coding guidelines, and ensure that design and engineering efforts remain aligned with product goals. They manage resources, mentor developers, and drive the adoption of modern front-end technologies. Managers also partner with UX, Product, and QA leads to deliver cohesive user experiences across platforms. Leadership, strong communication, and an ability to balance technical depth with business priorities define this stage.

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