William Henrique S.

Full Stack Developer | API Integration and Automation Specialist I am a Full Stack Developer with extensive experience in creating customized and efficient solutions for web and mobile applications. My expertise spans frontend and backend technologies, and I specialize in API integration, process automation, and scalable system development. I am committed to delivering high-quality, secure, and responsive applications that meet client needs, whether for small businesses or larger enterprises. Core Skills: Frontend Development: Building responsive, user-friendly interfaces with HTML5, CSS3, JavaScript, Vue.js, React, and React Native. Backend Development: Expertise in developing robust, scalable backends with Node.js, Express, Python, Django, and PHP (CodeIgniter). API Integration: Proven experience integrating third-party services (like Openpix for payments, Twilio for communication, and WhatsApp) into existing systems. Process Automation: Streamlining operational and financial processes with automated workflows to improve business efficiency. Database Management: Designing and managing relational and non-relational databases, including MySQL, PostgreSQL, and MongoDB. Security Practices: Implementing strong authentication, authorization, and security measures to protect data and ensure system integrity. Technologies I Work With: Frontend: HTML5, CSS3, JavaScript, Vue.js, React, React Native Backend: Node.js, Python, Django, Express, PHP, CodeIgniter Databases: MySQL, PostgreSQL, MongoDB API Integration: RESTful APIs, Openpix, Twilio, WhatsApp Other Tools: Git, Docker, Webhooks, Microservices Architecture Why Choose Me: I focus on understanding your project goals and delivering tailored solutions with excellent communication throughout the project. I prioritize delivering high-quality results on time while ensuring the project is scalable and secure for future growth. I enjoy tackling complex challenges with creative, reliable solutions and continuous optimization. Let’s work together to bring your vision to life! Whether it's building a new application or improving an existing one, I am here to provide top-notch development services.