Miguel – React, Typescript, AI-assisted coding

Contributed to the development of high-impact web applications for international products, focusing on full-stack engineering, AI-driven solutions, and workflow automation. The projects involved building scalable applications with modern JavaScript frameworks, backend services, relational databases, and process automation to improve business efficiency and user experience.

• Developed and maintained full-stack web applications using React, Next.js, Node.js, and PostgreSQL;
• Delivered scalable solutions for high-impact international projects, collaborating with cross-functional and distributed teams;
• Integrated AI-powered capabilities into existing products to enhance functionality and streamline business processes;
• Designed and automated workflows using n8n, improving operational efficiency and reducing manual effort.

A healthcare technology platform designed to streamline clinical research operations and improve internal workflows. The project involved building and enhancing full-stack applications, modernizing core components, integrating AI-powered capabilities for medical documentation, and improving platform scalability, usability, and long-term maintainability.

• Designed and implemented AI-powered systems to generate medical resources and study documentation;
• Integrated LLMs into clinical workflows in close collaboration with clinical and operations teams;
• Led multiple third-party library migrations from paid and legacy vendors to open-source alternatives;
• Reduced operational costs and improved performance and long-term maintainability;
• Contributed to architecture decisions, UX improvements, and cross-functional planning with Product and Design;
• Mentored new team members through onboarding, code reviews, and knowledge sharing initiatives.

A US-based e-learning platform for an educational publisher.

• Worked on different features and improvements for the platform;
• Improved onboarding documentation and created a single source of truth for new team members;
• Reduced onboarding time by 30%;
• Researched UX design trends to inform frontend development decisions;
• Collaborated with Product and Design on feature definition and new solutions;
• Developed and contributed to the definition of design patterns alongside the Design team;
• Managed a frontend-focused team across bi-weekly sprints, including capacity planning, stakeholder reporting, and cross-team coordination;
• Conducted technical interviews and performance 1-on-1s;
• Organized internal training sessions using Coding Dojo methodology, covering TDD and Next.js.

Contributed to the development of web and mobile business applications focused on logistics, transportation, and fleet operations. The projects included mobile solutions, web platforms, and management systems supporting delivery workflows, fleet maintenance, operational requests, reporting, and business process automation, using React Native, React, Node.js, and PHP.

• Developed full-stack web and mobile applications supporting logistics, transportation, and fleet management operations;
• Delivered features for a mobile solution that streamlined fuel delivery workflows and improved the customer experience;
• Enhanced a logistics management platform, implementing functionality to support day-to-day operational processes;
• Built and maintained fleet management capabilities, including maintenance tracking, service request handling, quotation workflows, approvals, and operational reporting.