Aryclenio Barros - Online CV - Sprint CV

Professional Experience

8.8 years

Career began

2017 Jul

Projects

10 Projects

Spoken languages

3 Languages

certifications

6 certifications

Tech skills

52 Skills

Educational Details

JAN 2013 - FEB 2017

High School

Computer Technician

Federal Institute of Science and Technology if Rio Grande do Norte (IFRN))

JAN 2014 - JAN 2016

Technical Course

Web Developer Technician

Instituto Metropole Digital (IMD)

JAN 2017 - DEC 2019

Bachelor degree

Science and Technology, IT

Federal University of Rio Grande do Norte - Brazil

DEC 2020 - JUL 2023

Master degree

Software Engineering, IT

Federal University of Rio Grande do Norte - Brazil

Languages

Spanish

Limited working (B1)

English

Professional working (B2)

Portuguese

Native or bilingual (C2)

Training Details

GraphQL with React: The Complete Developers Guide

Course

Progressive Web Apps: The Concise PWA Masterclass

Certification

Fullstack Typescript Bootcamp

Course

Google Tag Manager Fundamentals

Course

Object Oriented Programming with Javascript

Course

SEP 2023 - SEP 2023

AWS Certified Cloud Practitioner (CLF-01)

Certification

Professional Experience

Sep 2025 - Present | 

Scout AI Agent

Job title

L4 Senior Software Engineer

Client (customer)

Industry

Finance

Company

Daloopa

General description

- Senior Software Engineer (L4) leading the development and collaboration of an AI agent designed to analyze and interact with financial models within Excel sheets.
- Collaborated closely with engineering teams to maintain high code quality, optimize architectural design, and integrate cutting-edge technologies for enhanced application performance.
- Developed features leveraging Office technologies and Microsoft integrations using TypeScript, ensuring seamless functionality and user experience.

Activities and responsabilities

- Senior Software Engineer (L4) leading the development and collaboration of an AI agent designed to analyze and interact with financial models within Excel sheets.
- Collaborated closely with engineering teams to maintain high code quality, optimize architectural design, and integrate cutting-edge technologies for enhanced application performance.
- Developed features leveraging Office technologies and Microsoft integrations using TypeScript, ensuring seamless functionality and user experience.

Roles performed

Software Developer, Application Developer, Integration Engineer

Technologies and methodologies used

React, JavaScript, SQL, Node.js, PostgreSQL GraphQL, Agile, Test Café (TypeScript), SEO Marketing

Jan 2025 - Aug 2025 | 

Senior Front-end Engineer at 20th Century Fox

Job title

Senior Front-end Engineer

Client (customer)

Industry

Entertainment

Company

20th Century Fox

General description

- Worked directly at maintaining MediaCloud, the main media manager of Fox channels and movies.
- Worked mentoring devs in topics such as React Performance, Accessibility, Micro-front-ends and dependence managing.

Activities and responsabilities

- Worked directly at maintaining MediaCloud, the main media manager of Fox channels and movies.
- Worked mentoring devs in topics such as React Performance, Accessibility, Micro-front-ends and dependence managing.

Technologies and methodologies used

JavaScript, Redux, Node.js, React.js, Webdesign

Feb 2024 - Dec 2024 | 

Heavy AI Assistant

Job title

Lead Front-End Engineer

Client (customer)

Industry

Sports

Company

Heavy Sports

General description

• Develop and maintain an AI assistant software for Heavy Sports that generates lineups for fantasy sports using GPT-4 interface.
• Working as a Lead front-end engineer. Communicating with stakeholders, design implementations and code development.
• Implement user-friendly interfaces that have peek performance, usability and accessibility using NextJS.
• Collaborate with back-end developers in API integrations

Activities and responsabilities

• Develop and maintain an AI assistant software for Heavy Sports that generates lineups for fantasy sports using GPT-4 interface.
• Working as a Lead front-end engineer. Communicating with stakeholders, design implementations and code development.
• Implement user-friendly interfaces that have peek performance, usability and accessibility using NextJS.
• Collaborate with back-end developers in API integrations

Roles performed

Team Lead

Technologies and methodologies used

React, JavaScript, AWS, SQL, Java, Node.js, TypeScript, Artificial Intelligence, UI/UX Design, Next.js

Nov 2022 - Jan 2024 | 

Senior Software Developer at Riot Games

Job title

Senior Software Engineer

Client (customer)

Riot Games

Industry

Entertainment

Company

Riot Games

General description

- Performing as both Backend and Frontend Engineer for Riot Games internal system that handles all APIs and support integrations for all company games such as League of Legends, Wild Rift, Valorant and Team Fight Tactics.
- Developed features using a variety of technologies such as Apollo GraphQL, Redux, Storybook, JavaScript, Typescript, Cypress, Jest, and Java 8
- Work with Riot Games new Design System and component library built with Material UI
- Developer of the new landing page experience of the new Riot Support Site (https://support.riotgames.com/)

Activities and responsabilities

• Performing as both Backend and Frontend Engineer for Riot Games internal system that handles all APIs and support integrations for all company games such as League of Legends, Wild Rift, Valorant and Team Fight Tactics.
• Developed features using a variety of technologies such as Apollo GraphQL, Redux, Storybook, JavaScript, Typescript, Cypress, Jest, and Java 8
• Work with Riot Games new Design System and component library built with Material UI
• Developer of the new landing page experience of the new Riot Support Site (https://support.riotgames.com/)

Roles performed

Frontend Engineer, Backend Engineer

Technologies and methodologies used

React, JavaScript, Cypress, Jest, Redux, GraphQL, Storybook, Design System, Apollo GraphQL, Java 8, Java

Jan 2022 - Nov 2022 | 

Front-End Software Consultant at McKinsey & Co.

Job title

Front-End Software Developer

Client (customer)

McKinsey Co.

Industry

Staffing and Recruiting

Company

McKinsey & CO.

General description

- Serving as a Front-End Software Consultant for McKinsey & Co., focusing on code base maintenance, best code practices, accessibility and feature development.
- Developing the internal people management and engagement system that handles all company opportunities and matches the collaborator with the best roles available.
- Utilizing skills in various software tools and languages, including React, NextJS, Typescript, Java, Spring Boot, Redux, JavaScript, GitHub Actions and AWS.
- Front-end leader in implementing the testing user system flow with End to End tests using Cypress and React Testing Library

Activities and responsabilities

- Serving as a Front-End Software Consultant for McKinsey & Co., focusing on code base maintenance, best code practices, and accessibility.
- Developing the internal people management and engagement system that handles all company opportunities and matches the collaborator with the best roles available.
- Utilizing skills in various software tools and languages, including React, NextJS, Typescript, Java, Spring Boot, Redux, JavaScript, GitHub Actions and AWS.
- Front-end leader in implementing the testing user system flow with End to End tests using Cypress and React Testing Library

Roles performed

Front End Developer, Consultant, Software Developer, Software Engineer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, Redux, ContextAPI, AWS, Kubernetes, Splunk, Docker, GitHub Actions, Webpack, Dart, SOLID, Architecture, KISS, DRY, Atomic CSS, Styled Components, ESLint, Babel, SQL, Jira Cloud, TypeScript, Progressive Web App, Next.js, goCD

Jun 2021 - Dec 2021 | 

Fullstack Software Developer at GAP

Job title

Fullstack Software Developer

Client (customer)

GAP

Industry

E-commerce

Company

GAP

General description

- Worked as a Fullstack Engineer on the redesign of GAP's e-commerce application.
- Implemented performance improvements to the application.
- Developed features related to payment methods and shopping cart structures.
- Conducted development of tests for the application.
- Utilized skills in various technologies, including ESLint, NextJs, ContextAPI, Babel, Typescript, Kubernetes, Redux, SCSS/CSS, GraphQL, JavaScript, Express, NodeJs, React, AWS, MongoDB, CSS and more.

Activities and responsabilities

- Worked as a Fullstack Engineer on the redesign of GAP's e-commerce application.
- Implemented performance improvements to the application.
- Developed features related to payment methods and shopping cart structures.
- Conducted development of tests for the application.
- Utilized skills in various technologies, including ESLint, NextJs, ContextAPI, Babel, Typescript, Kubernetes, Redux, SCSS/CSS, GraphQL, JavaScript, Express, NodeJs, React, AWS, MongoDB, CSS and more.

Roles performed

Front End Developer, Consultant, Software Developer, Software Engineer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, Redux, ContextAPI, AWS, Kubernetes, Express, Splunk, Docker, GraphQL, Webpack, SOLID, Architecture, KISS, DRY, Atomic CSS, Styled Components, ESLint, Babel, MongoDB, Jira Cloud, Node.js, TypeScript, Progressive Web App, Next.js

Aug 2020 - Jun 2021 | 

Front-End Engineer at TruckPad

Job title

Front-End Engineer

Client (customer)

TruckPad

Industry

Package/Freight Delivery

Company

TruckPad

General description

- Developed a Front-End application for a Freight Management System (FMS) that simplified logistics and inventory management (using React, Typescript, AWS, Node, Jest, and Cypress).
- Created applications from End-to-End with a team of developers that utilized Agile methodologies for a smooth and productive development cycle.
- Analyzed technologies and applications in order to identify weaknesses and develop improvements that increased system capacity, availability, and efficiency.

Roles performed

Front End Developer, Software Developer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, ContextAPI, Express, Docker, Storybook, Webpack, SOLID, Architecture, KISS, DRY, Styled Components, MobX, ESLint, Babel, Flask, SQL, Node.js, TypeScript, Gitlab CI

Feb 2020 - Jul 2020 | 

Front-End Engineer at AutoForce

Job title

Front-End Engineer

Client (customer)

Industry

Automotive

Company

AutoForce

General description

- Built a Front-End application that utilized the company’s CRM (Customer Relationship Management) systems and developed dashboards that improved data visibility and accuracy (using Linux).
- Updated landing pages and architecture which reduced maintenance and minimized technical debt (using React, JavaScript, Jest, Node, and Cypress).
- Applied best practices throughout the development process which made applications more scalable and easier to maintain.

Roles performed

Front End Developer, Software Developer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, Docker, GitHub Actions, jQuery, Architecture, KISS, DRY, Styled Components, ESLint, Babel, MongoDB, SQL, Node.js, TypeScript

Jun 2019 - Jan 2020 | 

Front-End Engineer at Superintendência de Tecnologia da Informação - UFRN

Job title

Front-End Engineer

Client (customer)

Federal University of Rio Grande do Norte - Brazil

Industry

Education Management

Company

IT Superintendency

General description

- Oversaw the development of Front-End applications that enhanced the User Interface and improved user engagement for educational programs (using React, Java, Jest, and Node).
- Identified and fixed software bugs and performance issues that improved workflow and reduced system downtime.
- Wrote versatile reusable libraries that simplified and expedited the development process (using React).

Roles performed

Front End Developer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, HTML, CSS, GitHub Actions, Webpack, jQuery, KISS, DRY, Styled Components, ESLint, Babel, TypeScript

Jul 2017 - May 2019 | 

Front-End Engineer at Instituto Metrópole Digital - UFRN

Job title

Front-End Engineer

Client (customer)

Federal University of Rio Grande do Norte - Brazil

Industry

Research

Company

Instituto Metrópole Digital - UFRN

General description

Web developer responsible for the IDBox project that uses microcontrollers and NFC through a web interface to identify the presence of students in a classroom. Developed together with members of the Laboratory of Educational, Assistive and Multimedia Technologies - TEAM.

Roles performed

Front End Developer

Technologies and methodologies used

JavaScript, SCSS/CSS, HTML, CSS

Professional Experience

Sep 2025 - Present | 

Scout AI Agent

Job title

L4 Senior Software Engineer

Client (customer)

Industry

Finance

Company

Daloopa

General description

- Senior Software Engineer (L4) leading the development and collaboration of an AI agent designed to analyze and interact with financial models within Excel sheets.
- Collaborated closely with engineering teams to maintain high code quality, optimize architectural design, and integrate cutting-edge technologies for enhanced application performance.
- Developed features leveraging Office technologies and Microsoft integrations using TypeScript, ensuring seamless functionality and user experience.

Activities and responsabilities

- Senior Software Engineer (L4) leading the development and collaboration of an AI agent designed to analyze and interact with financial models within Excel sheets.
- Collaborated closely with engineering teams to maintain high code quality, optimize architectural design, and integrate cutting-edge technologies for enhanced application performance.
- Developed features leveraging Office technologies and Microsoft integrations using TypeScript, ensuring seamless functionality and user experience.

Roles performed

Software Developer, Application Developer, Integration Engineer

Technologies and methodologies used

React, JavaScript, SQL, Node.js, PostgreSQL GraphQL, Agile, Test Café (TypeScript), SEO Marketing

Jan 2025 - Aug 2025 | 

Senior Front-end Engineer at 20th Century Fox

Job title

Senior Front-end Engineer

Client (customer)

Industry

Entertainment

Company

20th Century Fox

General description

- Worked directly at maintaining MediaCloud, the main media manager of Fox channels and movies.
- Worked mentoring devs in topics such as React Performance, Accessibility, Micro-front-ends and dependence managing.

Activities and responsabilities

- Worked directly at maintaining MediaCloud, the main media manager of Fox channels and movies.
- Worked mentoring devs in topics such as React Performance, Accessibility, Micro-front-ends and dependence managing.

Technologies and methodologies used

JavaScript, Redux, Node.js, React.js, Webdesign

Feb 2024 - Dec 2024 | 

Heavy AI Assistant

Job title

Lead Front-End Engineer

Client (customer)

Industry

Sports

Company

Heavy Sports

General description

• Develop and maintain an AI assistant software for Heavy Sports that generates lineups for fantasy sports using GPT-4 interface.
• Working as a Lead front-end engineer. Communicating with stakeholders, design implementations and code development.
• Implement user-friendly interfaces that have peek performance, usability and accessibility using NextJS.
• Collaborate with back-end developers in API integrations

Activities and responsabilities

• Develop and maintain an AI assistant software for Heavy Sports that generates lineups for fantasy sports using GPT-4 interface.
• Working as a Lead front-end engineer. Communicating with stakeholders, design implementations and code development.
• Implement user-friendly interfaces that have peek performance, usability and accessibility using NextJS.
• Collaborate with back-end developers in API integrations

Roles performed

Team Lead

Technologies and methodologies used

React, JavaScript, AWS, SQL, Java, Node.js, TypeScript, Artificial Intelligence, UI/UX Design, Next.js

Nov 2022 - Jan 2024 | 

Senior Software Developer at Riot Games

Job title

Senior Software Engineer

Client (customer)

Riot Games

Industry

Entertainment

Company

Riot Games

General description

- Performing as both Backend and Frontend Engineer for Riot Games internal system that handles all APIs and support integrations for all company games such as League of Legends, Wild Rift, Valorant and Team Fight Tactics.
- Developed features using a variety of technologies such as Apollo GraphQL, Redux, Storybook, JavaScript, Typescript, Cypress, Jest, and Java 8
- Work with Riot Games new Design System and component library built with Material UI
- Developer of the new landing page experience of the new Riot Support Site (https://support.riotgames.com/)

Activities and responsabilities

• Performing as both Backend and Frontend Engineer for Riot Games internal system that handles all APIs and support integrations for all company games such as League of Legends, Wild Rift, Valorant and Team Fight Tactics.
• Developed features using a variety of technologies such as Apollo GraphQL, Redux, Storybook, JavaScript, Typescript, Cypress, Jest, and Java 8
• Work with Riot Games new Design System and component library built with Material UI
• Developer of the new landing page experience of the new Riot Support Site (https://support.riotgames.com/)

Roles performed

Frontend Engineer, Backend Engineer

Technologies and methodologies used

React, JavaScript, Cypress, Jest, Redux, GraphQL, Storybook, Design System, Apollo GraphQL, Java 8, Java

Jan 2022 - Nov 2022 | 

Front-End Software Consultant at McKinsey & Co.

Job title

Front-End Software Developer

Client (customer)

McKinsey Co.

Industry

Staffing and Recruiting

Company

McKinsey & CO.

General description

- Serving as a Front-End Software Consultant for McKinsey & Co., focusing on code base maintenance, best code practices, accessibility and feature development.
- Developing the internal people management and engagement system that handles all company opportunities and matches the collaborator with the best roles available.
- Utilizing skills in various software tools and languages, including React, NextJS, Typescript, Java, Spring Boot, Redux, JavaScript, GitHub Actions and AWS.
- Front-end leader in implementing the testing user system flow with End to End tests using Cypress and React Testing Library

Activities and responsabilities

- Serving as a Front-End Software Consultant for McKinsey & Co., focusing on code base maintenance, best code practices, and accessibility.
- Developing the internal people management and engagement system that handles all company opportunities and matches the collaborator with the best roles available.
- Utilizing skills in various software tools and languages, including React, NextJS, Typescript, Java, Spring Boot, Redux, JavaScript, GitHub Actions and AWS.
- Front-end leader in implementing the testing user system flow with End to End tests using Cypress and React Testing Library

Roles performed

Front End Developer, Consultant, Software Developer, Software Engineer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, Redux, ContextAPI, AWS, Kubernetes, Splunk, Docker, GitHub Actions, Webpack, Dart, SOLID, Architecture, KISS, DRY, Atomic CSS, Styled Components, ESLint, Babel, SQL, Jira Cloud, TypeScript, Progressive Web App, Next.js, goCD

Jun 2021 - Dec 2021 | 

Fullstack Software Developer at GAP

Job title

Fullstack Software Developer

Client (customer)

GAP

Industry

E-commerce

Company

GAP

General description

- Worked as a Fullstack Engineer on the redesign of GAP's e-commerce application.
- Implemented performance improvements to the application.
- Developed features related to payment methods and shopping cart structures.
- Conducted development of tests for the application.
- Utilized skills in various technologies, including ESLint, NextJs, ContextAPI, Babel, Typescript, Kubernetes, Redux, SCSS/CSS, GraphQL, JavaScript, Express, NodeJs, React, AWS, MongoDB, CSS and more.

Activities and responsabilities

- Worked as a Fullstack Engineer on the redesign of GAP's e-commerce application.
- Implemented performance improvements to the application.
- Developed features related to payment methods and shopping cart structures.
- Conducted development of tests for the application.
- Utilized skills in various technologies, including ESLint, NextJs, ContextAPI, Babel, Typescript, Kubernetes, Redux, SCSS/CSS, GraphQL, JavaScript, Express, NodeJs, React, AWS, MongoDB, CSS and more.

Roles performed

Front End Developer, Consultant, Software Developer, Software Engineer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, Redux, ContextAPI, AWS, Kubernetes, Express, Splunk, Docker, GraphQL, Webpack, SOLID, Architecture, KISS, DRY, Atomic CSS, Styled Components, ESLint, Babel, MongoDB, Jira Cloud, Node.js, TypeScript, Progressive Web App, Next.js

Aug 2020 - Jun 2021 | 

Front-End Engineer at TruckPad

Job title

Front-End Engineer

Client (customer)

TruckPad

Industry

Package/Freight Delivery

Company

TruckPad

General description

- Developed a Front-End application for a Freight Management System (FMS) that simplified logistics and inventory management (using React, Typescript, AWS, Node, Jest, and Cypress).
- Created applications from End-to-End with a team of developers that utilized Agile methodologies for a smooth and productive development cycle.
- Analyzed technologies and applications in order to identify weaknesses and develop improvements that increased system capacity, availability, and efficiency.

Roles performed

Front End Developer, Software Developer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, ContextAPI, Express, Docker, Storybook, Webpack, SOLID, Architecture, KISS, DRY, Styled Components, MobX, ESLint, Babel, Flask, SQL, Node.js, TypeScript, Gitlab CI

Feb 2020 - Jul 2020 | 

Front-End Engineer at AutoForce

Job title

Front-End Engineer

Client (customer)

Industry

Automotive

Company

AutoForce

General description

- Built a Front-End application that utilized the company’s CRM (Customer Relationship Management) systems and developed dashboards that improved data visibility and accuracy (using Linux).
- Updated landing pages and architecture which reduced maintenance and minimized technical debt (using React, JavaScript, Jest, Node, and Cypress).
- Applied best practices throughout the development process which made applications more scalable and easier to maintain.

Roles performed

Front End Developer, Software Developer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, Cypress, Jest, HTML, CSS, Docker, GitHub Actions, jQuery, Architecture, KISS, DRY, Styled Components, ESLint, Babel, MongoDB, SQL, Node.js, TypeScript

Jun 2019 - Jan 2020 | 

Front-End Engineer at Superintendência de Tecnologia da Informação - UFRN

Job title

Front-End Engineer

Client (customer)

Federal University of Rio Grande do Norte - Brazil

Industry

Education Management

Company

IT Superintendency

General description

- Oversaw the development of Front-End applications that enhanced the User Interface and improved user engagement for educational programs (using React, Java, Jest, and Node).
- Identified and fixed software bugs and performance issues that improved workflow and reduced system downtime.
- Wrote versatile reusable libraries that simplified and expedited the development process (using React).

Roles performed

Front End Developer

Technologies and methodologies used

React, JavaScript, SCSS/CSS, React Testing Library, HTML, CSS, GitHub Actions, Webpack, jQuery, KISS, DRY, Styled Components, ESLint, Babel, TypeScript

Jul 2017 - May 2019 | 

Front-End Engineer at Instituto Metrópole Digital - UFRN

Job title

Front-End Engineer

Client (customer)

Federal University of Rio Grande do Norte - Brazil

Industry

Research

Company

Instituto Metrópole Digital - UFRN

General description

Web developer responsible for the IDBox project that uses microcontrollers and NFC through a web interface to identify the presence of students in a classroom. Developed together with members of the Laboratory of Educational, Assistive and Multimedia Technologies - TEAM.

Roles performed

Front End Developer

Technologies and methodologies used

JavaScript, SCSS/CSS, HTML, CSS

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