Leonardo Juan Pablo Valdez

React Developer

2025 - Current

SSR Frontend Engineer | Next.js, React.js, TypeScript, and PostgreSQL

2025

As a passionate Software Developer at Bettershore, the focus has been on creating seamless user experiences through the use of cutting-edge technologies. Key accomplishments include: - Development and maintenance of advanced Next.js and React.js applications that reduced the load by up to 35% and improved user engagement by 40%. - Maintained direct communication with a major Swedish customer, who has expressed a high level of satisfaction with the quality and innovation of the solutions delivered. - Built-in advanced caching, lazy loading, packet reduction, and other optimization technical performances, significantly increasing application speed and user satisfaction. Competencies: Next.js, React.js, TypeScript, Clerk, PostgreSQL with Drizzle ORM, Tailwind CSS, Shadcn UI, Radix UI Primitives, React Hook Form with Zod

Full Stack Developer

2022

- Delivered end-to-end freelance projects leveraging React.js, achieving an average 30% performance improvement across client applications. - Partnered directly with clients to capture requirements, design UI/UX prototypes, and build scalable web solutions, maintaining a client satisfaction rate above 90%. - Developed custom solutions integrating modern front-end libraries and RESTful APIs, contributing to a 20% increase in project revenue. - Managed complete project lifecycles in agile settings, coordinating with multidisciplinary teams to ensure on-time delivery and high-quality outcomes.

Frontend Developer | React.js and JavaScript

2024 - 2024

As an Interim Frontend Developer at Globant, my experience was focused on creating solutions using modern technologies. From developing our own version of React.js in pure JavaScript to understand how it works to building a platform that prepares software developers for technical interviews (Gloobcamp). Key accomplishments include: - Led the architectural design for the Gloobcamp project, which allowed the seamless integration of five new functionalities. - Mentoring team members in advanced Next.js and TypeScript techniques, resulting in a 50% improvement in autonomous problem-solving skills. - Core components were refactored, achieving a 30% increase in loading speed and refining Lighthouse performance scores for accessibility and overall performance. Competencies: Next.js, React.js, TypeScript, Tailwind CSS, GraphQL, Apollo Client, Jest, React Testing Library, Performance Optimization, Web Accessibility, Scalable Architecture, Agile Methodologies (Scrum).

Co-Founder & Business Partner | Event Planning, Leadership, and Process Automation

2022 - 2024

As a Co-Founder and Business Partner at Sionista Tucumán, the focus was on creating unforgettable experiences through meticulous event planning. Key accomplishments include: - Planned and executed large-scale events for up to 3,000 attendees across various sectors including social, corporate, and children's events, enhancing community engagement by 40% over two years. - Coordinated a diverse team of 70 individuals in multiple roles such as security and ticket distribution, optimizing workflow processes that improved event execution efficiency by 30% per event. - Implemented process automation strategies that significantly increased business visibility in the market, resulting in a 50% rise in customer inquiries and engagement within the first year. Competencies: Event Planning, Team Leadership, Process Automation