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Brazil
Work Background
Grupo DPSPSenior Software Engineering Analyst | React
Aug. 2022Rio de Janeiro, Brasil · Remote𝗥𝗼𝗹𝗲 𝗮𝗻𝗱 𝗜𝗺𝗽𝗮𝗰𝘁: He played a crucial role in designing and implementing the front end for a retail application, significantly enhancing sales processes across 1,500 stores in Brazil. 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗣𝗿𝗼𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆: • 𝙁𝙧𝙤𝙣𝙩-𝙀𝙣𝙙 𝘼𝙧𝙘𝙝𝙞𝙩𝙚𝙘𝙩𝙪𝙧𝙚: Led the development using React 18 and Vite, emphasizing efficiency and scalability in solutions.
• 𝙎𝙩𝙖𝙩𝙚 𝙈𝙖𝙣𝙖𝙜𝙚𝙢𝙚𝙣𝙩: Expertly managed application state utilizing Context API and MobX, ensuring smooth and responsive user experiences.
• 𝙍𝙚𝙨𝙥𝙤𝙣𝙨𝙞𝙫𝙚 𝙐𝙄 𝘿𝙚𝙨𝙞𝙜𝙣: Created visually appealing and responsive user interfaces with StyledComponent, prioritizing accessibility and user engagement.
• 𝙍𝙚𝙖𝙡-𝙏𝙞𝙢𝙚 𝘾𝙤𝙢𝙢𝙪𝙣𝙞𝙘𝙖𝙩𝙞𝙤𝙣: Implemented React-use-WebSocket for seamless real-time data communication, enhancing user interaction and data flow.
• 𝘿𝙖𝙩𝙖 𝙁𝙚𝙩𝙘𝙝𝙞𝙣𝙜 𝙖𝙣𝙙 𝙈𝙖𝙣𝙖𝙜𝙚𝙢𝙚𝙣𝙩: Utilized ReactQuery and Axios for efficient data fetching and management, ensuring up-to-date and accurate information.
• 𝘾𝙄/𝘾𝘿: Leveraged CodePipeline and GitFlow for streamlined and reliable code integration and deployment processes.
• 𝘾𝙤𝙢𝙥𝙧𝙚𝙝𝙚𝙣𝙨𝙞𝙫𝙚 𝙏𝙚𝙨𝙩𝙞𝙣𝙜: Conducted thorough testing using Jest, Cypress, and ViTest, ensuring robust and error-free applications. 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 𝗮𝗻𝗱 𝗧𝗼𝗼𝗹𝘀: Front-End: React 18, Vite
State Management: Context API, MobX
UI Design: StyledComponent, Tailwind, Sass
Real-Time Communication: React-use-WebSocket
Data Management: ReactQuery, Axios
CI/CD: CodePipeline, GitFlow
Testing: Jest, Cypress, ViTest 𝗦𝘂𝗺𝗺𝗮𝗿𝘆: Marcel's tenure at Grupo DPSP was marked by his deep technical expertise and innovative approach to front-end development. His contributions improved sales processes and set new standards for application performance and user experience.
ReplyBack-end Development Analyst | NodeJS
Mar. 2022 - Aug. 2022Rio de Janeiro e Região, Brasil𝗥𝗼𝗹𝗲 𝗮𝗻𝗱 𝗜𝗺𝗽𝗮𝗰𝘁: At Consultoria Reply, Marcel significantly contributed as a back-end developer for a key client, working on a national credit card transaction auditing platform already established as a critical system for processing thousands of daily requests. He was instrumental in managing a vast database, handling large volumes of data, and providing high-level(N3) support for this essential production system. 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗣𝗿𝗼𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆: • 𝘽𝙖𝙘𝙠-𝙀𝙣𝙙 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙢𝙚𝙣𝙩: Focused on back-end development using NodeJS and NestJS, efficiently managing high-traffic systems.
• 𝘿𝙖𝙩𝙖𝙗𝙖𝙨𝙚 𝙈𝙖𝙣𝙖𝙜𝙚𝙢𝙚𝙣𝙩: Demonstrated proficiency in handling complex and large-scale data with Oracle, PostgreSQL, and MongoDB, ensuring data integrity and performance.
• 𝙎𝙮𝙨𝙩𝙚𝙢 𝙍𝙚𝙡𝙞𝙖𝙗𝙞𝙡𝙞𝙩𝙮 𝙖𝙣𝙙 𝙋𝙚𝙧𝙛𝙤𝙧𝙢𝙖𝙣𝙘𝙚: Provided N3 support in environments utilizing Docker, AWS, and Azure DevOps, significantly enhancing system reliability and performance.
• 𝘾𝙤𝙙𝙚 𝙌𝙪𝙖𝙡𝙞𝙩𝙮 𝙖𝙣𝙙 𝙀𝙛𝙛𝙞𝙘𝙞𝙚𝙣𝙘𝙮: Maintained high standards of code quality and project efficiency using GIT within a CI/CD framework.
• 𝘽𝙪𝙜 𝘼𝙣𝙖𝙡𝙮𝙨𝙞𝙨 𝙖𝙣𝙙 𝙁𝙞𝙭𝙚𝙨: Specialized in bug analysis and data cross-referencing, applying insights for effective bug fixes in production environments. 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 𝗮𝗻𝗱 𝗧𝗼𝗼𝗹𝘀: Back-End: NodeJS, NestJS
Databases: Oracle, PostgreSQL, MongoDB
DevOps: Docker, AWS, Azure DevOps
Version Control: GIT in a CI/CD environment
Testing and Debugging: Focused on bug analysis and resolution 𝗦𝘂𝗺𝗺𝗮𝗿𝘆:
At Consultoria Reply, Marcel refined his expertise in bug analysis, data management, and troubleshooting at the production level, demonstrating his adaptability and technical skills in back-end development. His contributions to maintaining and enhancing a critical national system underscore his value as a proficient back-end developer adept at navigating complex and data-heavy environments.
AvanadeFullstack Software Engineer | React | NodeJS | Fullstack
Mar. 2021 - Mar. 2022Rio de Janeiro, Brasil𝗥𝗼𝗹𝗲 𝗮𝗻𝗱 𝗜𝗺𝗽𝗮𝗰𝘁: As a FullStack Developer at Avanade Brasil, a joint venture between Accenture and Microsoft, Marcel focused on front-end development using React. He played a pivotal role in developing a new student enrollment system for Yduqs, a leading Brazilian university conglomerate, significantly enhancing user experience and operational efficiency. 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗣𝗿𝗼𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆: • 𝙁𝙪𝙡𝙡-𝘾𝙮𝙘𝙡𝙚 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙢𝙚𝙣𝙩: Engaged in the full development cycle, from database integration to UI component construction, emphasizing React for front-end tasks.
• 𝙎𝙤𝙛𝙩𝙬𝙖𝙧𝙚 𝙌𝙪𝙖𝙡𝙞𝙩𝙮: Ensured high-quality software solutions by adhering to best practices and quality standards using React and NodeJS.
• 𝙏𝙚𝙨𝙩𝙞𝙣𝙜: Conducted comprehensive testing with Jest and Cypress to guarantee system reliability through unit and component tests.
• 𝙒𝙚𝙗 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙢𝙚𝙣𝙩 𝙏𝙤𝙤𝙡𝙨: Utilized advanced web development tools including Redux, ReactQuery, StyledComponent, and TypeScript for front-end development.
• 𝘿𝙖𝙩𝙖𝙗𝙖𝙨𝙚 𝙈𝙖𝙣𝙖𝙜𝙚𝙢𝙚𝙣𝙩: Managed databases effectively using DynamoDB, Oracle, and AuroraDB, ensuring data integrity and performance.
• 𝘿𝙚𝙫𝙊𝙥𝙨 𝙖𝙣𝙙 𝙄𝙣𝙛𝙧𝙖𝙨𝙩𝙧𝙪𝙘𝙩𝙪𝙧𝙚: Practiced DevOps and infrastructure management using Docker, AWS, Azure DevOps, GIT, CodePipeline, and GitFlow for efficient deployment and maintenance.
• 𝘾𝙤𝙙𝙞𝙣𝙜 𝙋𝙧𝙖𝙘𝙩𝙞𝙘𝙚𝙨: Committed to best coding practices, incorporating Clean Code and SOLID principles for sustainable and maintainable code. 𝗦𝘂𝗺𝗺𝗮𝗿𝘆: At Avanade Brasil, Marcel excelled in front-end development using React and back-end development with NodeJS. His key contributions to Yduqs' new enrollment system showcased his ability to efficiently manage both front-end and back-end tasks in large-scale projects. Marcel's expertise as a FullStack Developer, particularly in React, highlights his significant impact on web development.
BRASILEIRODEVSoftware Engineer Freelance | React | NodeJS | Fullstack
Feb. 2020 - Mar. 2021Rio de Janeiro, Brasil𝗘𝗮𝗿𝗹𝘆 𝗖𝗮𝗿𝗲𝗲𝗿 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀: Starting his journey at BrasileiroDev Consultoria, Marcel quickly made a name for himself as a skilled freelance web developer, focusing on React and NodeJS for front-end projects. 𝙏𝙚𝙘𝙝𝙣𝙞𝙘𝙖𝙡 𝘾𝙤𝙣𝙩𝙧𝙞𝙗𝙪𝙩𝙞𝙤𝙣𝙨: 𝙒𝙚𝙗 𝙋𝙧𝙤𝙟𝙚𝙘𝙩𝙨: Built e-commerce sites using WordPress and Elementor Pro, and developed institutional websites and MVPs with ReactJS and NodeJS.
𝙏𝙚𝙘𝙝 𝙎𝙩𝙖𝙘𝙠 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚: Worked with a broad range of technologies in MVP projects, including CSS Sass, Express, React-router-dom, Jest, Context API, React Hooks, React-hook-form, StyledComponent, Material UI, JavaScript, TypeScript, embracing the MVC pattern.
𝙍𝙚𝙨𝙥𝙤𝙣𝙨𝙞𝙫𝙚 𝘿𝙚𝙨𝙞𝙜𝙣 𝙁𝙤𝙘𝙪𝙨: Prioritized making websites responsive and user-friendly across different devices with ReactJS.
𝙋𝙧𝙤𝙟𝙚𝙘𝙩 𝙈𝙖𝙣𝙖𝙜𝙚𝙢𝙚𝙣𝙩: Oversaw projects from the initial conversation with clients through to the final delivery, ensuring their visions were realized. 𝗦𝗸𝗶𝗹𝗹 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: The freelance role at BrasileiroDev Consultoria sharpened Marcel's skills in strategic planning, understanding business needs, and managing client relationships. 𝗢𝘃𝗲𝗿𝘃𝗶𝗲𝘄: During his time at BrasileiroDev Consultoria, Marcel experienced significant growth, mastering the technical side of front-end development and deepening his understanding of client and business requirements. This period laid a strong foundation for his career, especially in roles centered around React web development.
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