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Summary

Expertise

Project Highlights

Education

Agency

SL

English:

Upper Intermediate

Sillas L.

vetted by Youteam

Vetted by YouTeam

Brazil

UTC -03:00

America/Araguaina

English:

Upper Intermediate

Senior Front-End Developer and have been working for various teams with different projects.

I have been working for various teams with different projects, gaining experience with different technologies. Mostly related to monitoring projects, application maintenance, and business solutions. I also have a good team spirit.

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Check if Sillas is available

Expertise

Years of commercial development experience

10 years of experience

Core technologies

React.js 8 years
TypeScript 5 years
CSS3 10 years
HTML5 10 years
JSON 9 years
JavaScript 10 years

Other technologies

jQuery
PHP
SQL
Git
Scrum
Unit Testing
RESTful API
Docker
Redux
Bitbucket
Firebase

Project Highlights

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Senior Front-End Developer

Torc

Jul `23 - Jul `24

1 year

Using AI and automation to intelligently match developers with the companies that need them is only the first step. Torc is pioneering the use of data to understand and measure developer productivity. Customers want to understand productivity to manage teams more effectively, and the best developers want to understand it to upskill themselves and be recognized.

Responsibilities & achievements

• Created new components for the design system library. • Solved bugs and issues within the design system. • Participated in meetings with the UX team to discuss new components, styles, and design updates.

JavaScript
React.js
TypeScript
Sass
Jest
Material-UI
HTML/CSS
icon
Senior Front-End Developer

Aubay

Feb `23 - Jul `23

5 months

We have all come to realize that being technological is increasingly human. With over 7,500 employees in Europe, including around 1,450 in Portugal, Aubay has 19 offices across 7 European countries, and it is our remarkable capacity for innovation that has made our growth a constant since 1998. Early on, we discovered that innovation, especially in the areas of technology consulting and information systems modernization where we operate, has become an essential condition for success. And for 21st-century humans, too. Being innovative is human.

Responsibilities & achievements

• Created web pages for a Portuguese bank using ReactJS and Styled-Components. • Utilized ZuStand as the global state manager. • Developed new pages for the transfer flow, integrating them with new REST APIs. • Followed Figma designs to ensure alignment with the intended user experience.

React.js
TypeScript
Git
Sass
Material-UI
ZUSTAND
HTML/CSS
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Front-End Developer

Freelance

Dec `22 - Jan `23

Freelance is an innovative company dedicated to connecting independent professionals with exciting and challenging projects in the field of information technology. Our mission is to provide access to flexible and specialized work opportunities for IT experts, enabling our clients to find the right talent for their specific needs.

Responsibilities & achievements

• Worked on multiple small projects for various companies. • Created forms and automated processes. • Resolved bugs across different web pages.

React.js
TypeScript
Sass
Jest
icon
Senior Front-End Developer

Intive

May `22 - Nov `22

6 months

Intive is a global technology company that combines deep industry expertise, user-centric design, and world-class software engineering. With its human-centric approach, Intive creates digital products that empower users, deliver business value, and make an impact on society.

Responsibilities & achievements

• Created new pages using React.js based on Figma designs. • Wrote tests using Jest and React Testing Library. • Developed pages for the delivery flow, including item selection, menu, and payment pages.

React.js
TypeScript
Git
Sass
Jest
Material-UI
icon
Senior Front-End Developer

iFood

Jun `21 - May `22

11 months

iFood is a Brazilian technology company that connects customers, restaurants, and delivery drivers in a simple and practical way. iFood's purpose is to nourish the future of Brazil and the world by transforming society through education and technology, food security, inclusion, and positive socio-environmental impact.

Responsibilities & achievements

• Developed front-end applications using ReactJS and back-end applications with NestJS and Express. • Wrote unit tests in Jest to ensure application quality. • Contributed to two projects at iFood, a food tech company: • Migration Project: Responsible for recreating pages in the “Driver” module on the new platform, enabling listing, creation, editing, and removal of drivers. • Chatbot API Project: Developed a chatbot API to streamline issue resolution for delivery personnel, reducing the need for direct communication with support staff.

JavaScript
JIRA
Node.js
React.js
TypeScript
Git
Jest
Material-UI
HTML/CSS
icon
Senior Full-Stack Developer

Banco Itaú

Apr `20 - Jun `21

1 year

We are currently the largest bank in Latin America, and our purpose is to harness the transformative power of people. Here, we will share with you updates about the bank, details about our work environment, opportunities, and trends.

Responsibilities & achievements

• Worked as a full-stack developer, creating front-end applications in Angular and back-end applications in Java using the Spring Boot framework. • Built application infrastructure on AWS. • Wrote unit tests and end-to-end (E2E) tests to ensure code quality. • Created dashboards in Splunk, Grafana, and AppDynamics for monitoring and analytics.

AngularJS
Express.js
JIRA
Node.js
TypeScript
Git
Grafana
Splunk
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Senior Full-Stack Developer

CVC Corp

Sep `19 - Apr `20

7 months

We are CVC Corp, a collection of companies that operate as a pioneering ecosystem in the travel industry across the Americas. Together, they enhance our expertise and potential to reach ever-greater heights. Our group comprises brands operating in Brazil, Argentina, and the United States, covering vacation and leisure travel, corporate/business travel, education (cultural exchange abroad), and property management and rental (in the US and Brazil), with distinct brands.

Responsibilities & achievements

• Developed front-end applications using React.js with the Next.js (SSR) framework. • Built back-end applications using Spring Boot. • Implemented unit tests and end-to-end (E2E) tests to ensure application quality. • Collaborated with a team at CVC, a travel agency, to create a new user page for the platform. • Enabled users to view their travel history, manage hotel bookings, and update personal and payment details on the user page.

JIRA
Kubernetes
React.js
TypeScript
JUnit
Sass
Redux
Cypress
Spring Boot
Jest
Next.js
Terraform
HTML/CSS
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Senior Software Developer

Accenture

Nov `16 - Aug `19

3 years

Accenture is a leading global professional services company that helps the world’s leading businesses, governments, and other organizations build their digital core, optimize their operations, accelerate revenue growth, and enhance citizen services—creating tangible value at speed and scale. We are a talent and innovation-led company serving clients in more than 120 countries. We combine our strength in technology and leadership in cloud, data, and AI with unmatched industry experience, functional expertise, and global delivery capability. We measure our success by the 360° value we create for our clients, each other, our shareholders, partners, and communities.

Responsibilities & achievements

• Developed single-page applications (SPAs) using ReactJS and AngularJS. • Created APIs using Node.js for back-end functionality. • Wrote unit tests and end-to-end (E2E) tests to ensure code quality. • Set up a continuous integration pipeline in Jenkins for automated builds and deployments.

AngularJS
Django
Node.js
React.js
TypeScript
Git
Jenkins
Laravel Framework
Mocha
Redux
Cypress
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Software Engineer

Colégio GGE

Mar `15 - Oct `16

2 years

Do you know how a classroom with 10 students transformed into 5 educational units with over 4,000 students in total? With determination. There is no other word that defines so well what has brought us here. It's been 26 years built with the confidence of those who know how to educate with excellence and a lot, a lot of love.

Responsibilities & achievements

• Worked as a Full-Stack developer, creating APIs in PHP and managing PostgreSQL databases. • Developed workers in Python and PHP for complex data processing. • Created front-end applications using Angular.js. • Introduced the concept of single-page applications (SPAs) at GGE, transforming the company’s approach to front-end development by moving away from back-end rendered pages.

AngularJS
JavaScript
jQuery
PHP
PostgreSQL
Python
Zend
Bootstrap
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Web Developer

Grupo Céu

Dec `14 - Feb `15

2 months

Grupo Céu is a Brazilian company specializing in the development and management of high-quality real estate projects. The company is known for its focus on innovation, sustainability, and customer satisfaction in the real estate sector. With a strong reputation for delivering well-designed and efficient residential and commercial properties, Grupo Céu is committed to enhancing the quality of life for its clients through thoughtful and impactful developments.

Responsibilities & achievements

Developed WordPress templates and plugins.

JavaScript
MySQL
PHP
WordPress
Bootstrap
HTML/CSS
icon
Back-End Developer

Brasilnet

Dec `13 - Dec `14

1 year

Brasilnet® is a company based in Pernambuco, Brazil, founded in 1994, which was at the beginning of commercial internet in Brazil. It has developed over 700 projects, including websites, microsites, online stores, corporate portals, and more. Currently, it also develops applications for smartphones and tablets, social media campaigns, Google presence (SEO/Adwords), email marketing, and much more.

Responsibilities & achievements

• Worked as a backend developer, creating pages and APIs in PHP. • Maintained MySQL databases and managed clients' servers.

MySQL
PHP
Git

Education

Higher education in Computer Science

Agency

Development agency #31

400+

GMT-11

Remote

Want to hire this engineer?

Check if Sillas is available