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Summary

Expertise

Project Highlights

Agency

JS

English:

Upper Intermediate

Julian S.

vetted by Youteam

Vetted by YouTeam

Colombia

UTC -05:00

America/Bogota

English:

Upper Intermediate

Front-End Developer with 8+ years of experience in developing scalable web applications.

Proficient in HTML, CSS, JavaScript, and modern CSS techniques. Experienced in writing high-performance, reusable code for UI components and working with React.js, React Native, Angular, Vue, Email template development, and more. Familiar with RESTful APIs, and design software (Figma, Photoshop, Adobe XD). Collaborating with the Product Management, API, and Design teams to build top-notch user experiences.

Want to hire this engineer?

Check if Julian is available

Expertise

Years of commercial development experience

10 years of experience

Core technologies

React.js 5 years
React Native 2 years
AngularJS 1 year
Next.js 1 year
TypeScript 4 years
JavaScript 7 years

Other technologies

CSS
Ionic
HTML
Sass
RESTful API
Redux
Vue.js
Photoshop
Chart.js
Adobe XD
Figma
Tailwind CSS

Project Highlights

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Front-End Developer

Cedar Systems

Dec `21 - Present

3 years

Cedar Systems projects.

Responsibilities & achievements

• Developed reusable, responsive, and accessible components using React Native, React.js, and TypeScript. • Designed reusable components in Figma for scalability and accessibility. • Contributed to UI development for applications built with React Native and React.js. • Implemented styling and visuals using TailwindCSS. • Built a web components library using React, TypeScript, and Storybook. • Defined the frontend technology stack for websites, mobile applications, and email newsletter templates. • Created JavaScript charting components using Chart.js.

JavaScript
React.js
React Native
TypeScript
Chart.js
Figma
Next.js
Tailwind CSS
icon
UI Front-End Developer

HumanTech Innovation

May `20 - Dec `21

2 years

HumanTech Innovation projects.

Responsibilities & achievements

• Developed reusable, responsive, and accessible components using Stencil, Angular, and React. • Designed a style architecture, reducing development time by over 50% for new UI features. • Built web applications with React, Next.js, and TypeScript, including landing pages to enhance user conversion rates. • Collaborated with the design team to create component libraries used across more than six internal projects.

AngularJS
CSS
JavaScript
Node.js
React.js
TypeScript
HTML
RESTful API
Redux
Figma
Next.js
icon
Front-End Developer

Webcreek LLC

Feb `19 - Feb `20

1 year

Webcreek LLC projects.

Responsibilities & achievements

• Built and maintained testable frontend applications using React, Angular, Ionic, and Ant Design. • Developed progressively enhanced mobile and desktop web applications for seamless user experiences. • Collaborated with backend and design teams to develop mobile and web applications with optimized UI. • Created a back office in React, streamlining processes for the product team and saving time and resources.

AngularJS
Ionic
React.js
icon
Front-End Developer

Barista ventures

May `15 - Nov `18

4 years

Barista ventures projects.

Responsibilities & achievements

• Translated designs and wireframes into high-quality code, delivering exceptional user experiences. • Created and maintained AngularJS and React.js components. • Designed and developed both static and dynamic web pages and web applications. • Contributed new features to the UI design team using tools like Photoshop and Sketch.

AngularJS
CSS
React.js
HTML
Sass
RESTful API
Redux
icon
UI HTML & CSS Developer

Independent consultant

May `13 - Jan `15

2 years

Independent consultant projects.

Responsibilities & achievements

• Developed numerous HTML and CSS websites with excellent results for new projects. • Created coded style guides and highly componentized systems using SASS, Stylus, and Less. • Built landing pages and web pages from scratch, both with and without frameworks like Bootstrap and Foundation.

CSS
JavaScript
HTML
Sass

Agency

Development agency #31

400+

GMT-11

Remote

Want to hire this engineer?

Check if Julian is available