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Charles H.
Full-stack Product Engineer

Node.js
Kubernetes
Django
Laravel
React Native
Javascript
Php
Python
Postgresql
Mysql
Mongodb
Docker Cloud
React
Bio

A seasoned IT professional with extensive expertise in Full Stack development and a broad spectrum of technologies. Proficiencies include Python, PHP, JavaScript, TypeScript, ReactJS, React Native, MaterialUI, Sass, Node.js, Django, and Laravel. Database management skills encompass MySQL, PostgreSQL, and MongoDB. Familiar with applying agile methodologies, particularly Scrum, and experienced in version control using Git and GitHub. Knowledge extends to Docker, Docker Hub, Kubernetes, Rancher, and AWS Cloud operations. Possesses strong capabilities in Linux environments and adept at conducting both Unit and Automated Testing using tools such as Jest, PyTest, and Jira. Professional strengths include delivering efficient solutions, advanced analytical skills, and excellent collaborative capabilities within multifunctional teams, complemented by strong analysis and reporting proficiency.

  • DevOps and Automations
    6/1/2022 - 1/1/2024

    Developed applications for automation with a focus on investment asset purchasing on PeerBr. Implemented features including automatic login with two-factor authentication and platform monitoring for asset availability. Utilized the Serasa API to assess company credit scores and default likelihoods as critical decision factors, ensuring the overall profitability of the assets by evaluating the total yield based on monthly profit percentages and payment times. Ensured that evaluation processing costs did not exceed five percent of the total profit. Leveraged AWS for processing, employing Selenium with Kubernetes to scale Pods dynamically for high-demand asynchronous processing and resource optimization. Applied data science techniques to evaluate processing costs and feasibility, ultimately maximizing application profitability. This project stands as a robust, scalable automation solution that incorporates advanced market techniques and business rule expertise.

  • Full Stack Developer
    4/1/2020 - 1/1/2024

    Developed an automated service system for the restaurant industry utilizing ReactJS, React Native, Node.js, MongoDB, PostgreSQL, Docker, Kubernetes, and AWS. Implemented process automations and rigorous testing methodologies with Jest, which significantly enhanced operational efficiency.

    Created an e-commerce platform for an online vehicle store employing ReactJS, Laravel, Mercado Pago API, PostgreSQL, and MongoDB. Integrated both front-end and back-end systems to facilitate a secure and seamless shopping experience, applying agile methodologies with Scrum and Docker within an AWS environment to ensure system robustness and scalability.

    Developed a comprehensive website for a pet shop using Python, Django Rest API, PostgreSQL, Docker, Kubernetes, and AWS. Prioritized security and efficiency in product and service management, featuring an appealing interface designed with ReactJS.

    Built a TodoList app leveraging ReactJS, React Native, Material UI, and MongoDB. Incorporated QR Code login and efficient task management functionalities, delivering an optimized and secure user experience.

    Technical Skills:
    Demonstrated proficiency in languages and frameworks, including Python, PHP, JavaScript, TypeScript, ReactJS, Node.js, Django, and Laravel. Experienced with databases such as MySQL, PostgreSQL, and MongoDB, as well as cloud solutions like AWS. Skilled in tools and methodologies including Git, GitHub, Docker, Kubernetes, and agile frameworks such as Scrum.

  • Freelance Developer
    2/1/2019 - 4/1/2020

    Focused on creating and optimizing diverse systems, developed robust applications using a wide array of technologies including Python, PHP, and JavaScript. Leveraged TypeScript for enhancing code quality and maintainability. Built dynamic user interfaces with ReactJS and React Native, and backend services using Node.js. Utilized Django and Laravel frameworks for rapid backend development. Implemented database solutions with MySQL, PostgreSQL, and MongoDB, ensuring efficient data management and retrieval.

    Adopted Agile methodologies focusing on Scrum for project management and collaboration. Managed code versions and team workflows with Git and GitHub, and containerized applications using Docker and Kubernetes for scalable deployment. Deployed cloud-based solutions on AWS, optimizing performance and availability. Prioritized code quality through rigorous unit and automated testing, with tools integrated into CI/CD pipelines.

    Handled detailed project planning and issue tracking with Jira, and designed intuitive interfaces using MaterialUI, emphasizing UI/UX principles. Integrated payment solutions using Mercado Pago API, facilitating smooth e-commerce transactions. Specialized in developing both web and mobile applications, emphasizing process optimization and automation to streamline workflows and improve user experiences.

  • Analysis and Development of Systems at Anhanguera Educacional
    2023 - 2025

  • This text is not an educational degree, but rather a list of technologies and frameworks. However, if you need a translation to English:

    Node, PostgreSQL, MongoDB, and Advanced Laravel
    at Udemy
    2020 - 2021

  • Linux Essentials at Udemy
    2020 - 2021

  • Bachelor in Computer Science with Specialization in React, React Native, PostgreSQL, MongoDB, and Mercado Pago API Integration at Udemy
    2021 - 2022

  • SQL and NoSQL Databases from Basic to Advanced at Geek University
    2020 - 2021

  • Programming in C from Basic to Advanced at Geek University
    2020 - 2021

  • Manual and Automated Test Analyst at Ultima School
    2023 - 2023

  • Full Stack Python Developer at Ultima School
    2023 - 2023

  • This is not an educational degree but rather a list of technologies and programming frameworks. If you meant to provide a degree, please specify it, and I can help translate it if needed. at Udemy
    2021 - 2021

  • From Basic to Advanced in Git and GitHub at Udemy
    2021 - 2021

  • Docker and Docker Compose at Udemy
    2021 - 2021

  • Bachelor's Degree in Development with Node, React, and React Native at Udemy
    2021 - 2021

  • Devops with Docker, Kubernetes, AWS, and Rancher from Zero to Cloud at Devops
    2023 - 2023

Charles is available for hire

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