Járlei Rodrigues Machado Email & Phone Number

State Of Rio De Janeiro, Brazil

In December 2023, I was promoted to mid-level developer, a position I hold to this day.Development and Tools:- Collaborated with cross-functional teams;- Used agile methodology: Scrum;- Technologies used: React.js, JavaScript, Recharts, Redux, Context API, React Testing Library, Material-UI, - Styled Components, Git.Key Achievements (to date):- Transformed the project into a "white label" solution, enhancing its flexibility and capability to consolidate multiple projects into one. This reduced the need for merges between distinct projects, increased productivity in implementing new features and fixing bugs, unified testing (QA) and staging environments, and created a new revenue stream for the product.- Implemented dashboards with complex and dynamic charts using Recharts.

At Consignet, a well-established fintech part of the DB1 Group focused on loan management systems, I worked as a junior developer from March 2022 to December 2023. I was responsible for developing and maintaining web applications within a large team, utilizing agile methodologies to ensure high-quality deliveries.Development and Tools:- Collaborated with cross-functional teams;- Used agile methodology: Scrum;- Technologies used: React.js, JavaScript, AngularJS, Redux, Context API, React Testing Library, Material-UI, Styled Components, Git;Testing and Quality Assurance:- In the initial months, I took on the responsibility of implementing comprehensive unit tests using Jest and Testing Library.Key Achievements:- Implemented unit tests using Jest and React Testing Library in a large-scale production application;- Established code review guidelines for the front-end;- Created a single sign-on system from scratch, redirecting users to the appropriate platform based on their sector (public/private);- Developed all new components using modern React with Hooks, and progressively migrated older components from HOC to Hooks.

At DUCZ, a fintech startup part of the DB1 Group focused on creating a multi-benefit card, I concentrated on developing an administrative dashboard featuring tables, reports, and forms for the HR departments of client companies.Development and Tools:- Collaborated closely with product managers and designers;- Used agile methodology: Kanban;- Technologies used: React.js, Next.js, Typescript, React Testing Library, Material-UI, Styled Components, Git.Testing and Quality Assurance:- Implemented comprehensive unit tests using Jest and Testing LibraryResults and Learnings:- Built a project from scratch;- Gained deep understanding of fintech applications;- Delivered high-quality software in a fast-paced startup environment.

I completed a 7-month contractual project where I was responsible for developing product presentation pages for Samsung, utilized in various countries.Development and Tools:- Designed and built Samsung pages on a global scale;- Utilized Adobe CMS, JavaScript, HTML, and CSS;- Collaborated closely with cross-functional teams;- Communicated in English with representatives in South Korea.Results Achieved:- Increased user engagement;- Enhanced user experience;- Received positive feedback from clients and end-users.

Brazil, Resende - Rj.

Responsibilities:- Develop and monitor production processes.- Collect data on changes in the 6Ms.- Prepare process documents (Control Plan, Work Instructions).- Evaluate the results of implemented modifications or corrections.- Monitor process and quality indicators (KPIs).- Develop devices and jigs for production.Key Achievements:- Implemented changes to the jigs used in the bumper painting process, significantly improving dimensional accuracy and process capability indices (Cp/Cpk), while reducing non-conformities.- Developed new storage racks and masking tables for bumpers for the upcoming vehicle model.

Bachelor'S Degree, Mechanical Engineering

Ignite - Reactjs | Nextjs | Typescript, Front-End

• React.js • Next.js • TypeScript • Faunadb • NextAuth • ChakraUI • Styled Components • Scss, SASS • Concepts of SPA, SSR, SSG, SWR.

React Tutorial And Project Course By John Smilga, Front-End

- ReactJS - Hooks - Components - API and External libraries - Redux - Class based components (Old content)

50 Projects In 50 Days By Brad Traversy & Florin Pop, Front-End

- HTML - CSS - JavaScript

Lauchbase, Web Development

- Javascript - HTML5 - CSS3 - Node.JS - PostgreSql - Nunjucks - Express - MVC