Who I am & what I do
I'm Leonardo Valdivia, a Full Stack Engineer with over 4 years of experience in the industry working with modern web technologies. I specialize in building robust applications from start to finish, transforming complex requirements into elegant solutions that deliver real value. I've led projects from initial architecture through production deployment, always focused on writing clean code and building scalable systems. I'm passionate about solving challenging technical problems and creating solutions that make a real impact on users.
Technologies & tools I work with
My professional journey
I work as an independent technology solutions specialist, focused on digital transformation and scalable system development for companies across various sectors.
I worked in the Payment Systematization department responsible for developing internal systems for the institution.
I developed internal systems for multiple government departments, focusing on process digitization and public service improvement.
I focused on education and gaining practical experience in software development.
I worked on various self-employed projects to build experience while pursuing university studies.
Academic background & training
I completed two years of university studies, building a solid academic foundation in systems and database architecture, with a particular focus on software engineering principles, where I developed and analyzed systems using Java.
My studies focused heavily on web development with PHP, complemented by a strong foundation in MySQL databases. Throughout the program, I completed various practical school projects that enhanced my skills, and also gained foundational knowledge in mobile application development. Thanks to my strong academic performance and good grades, I obtained a Professional License as a Programming Technician.
Continuously expanding technical knowledge through online courses, certifications, and hands-on projects.
Discover some of our most impactful work
Biographical website for Barnard Silver, MIT-educated engineer and sugar industry pioneer knighted by Ivory Coast's President, featuring an interactive 90+ year career timeline and responsive storytelling that preserves six decades of global innovation and humanitarian service.
Professional portfolio for psychologist Nadiosly de la Caridad de la Yncera Hernández, developed with user-centered design and responsive architecture, creating an accessible digital bridge between mental health professionals and patients seeking psychological support.
To demonstrate how clean web design can serve the hospitality industry, I developed the site for The Golden Spoon. The goal was to create an intuitive user interface, featuring a digital menu that makes exploring dishes a straightforward, visual process. The design prioritizes key business functions by providing clear access to reservations and online ordering to effectively support a restaurant's operations.
For YoelPhotoStudio, the primary objective was to design a digital platform to serve as their most powerful tool for client acquisition. I crafted a visually immersive and elegant user interface where the portfolio takes center stage. The minimalist design and fluid navigation allow the high-resolution photography to be showcased without distraction, telling a compelling visual story that highlights the studio's quality and artistry. To complement this premium experience, the platform also integrates a private client portal, reinforcing the brand's professionalism from first contact to final delivery.
My objective for Marilyn Boutique was to translate the exclusive experience of their physical store into an elegant and functional e-commerce platform, expanding their market reach beyond their brick-and-mortar location. I engineered a hybrid solution that integrates two critical functions: a full-featured product catalog for direct online sales and an appointment booking system to enhance their in-store personalized service. The site's architecture and its visually-driven interface intuitively guide the user journey, whether they are Browse collections or booking a consultation. The result is a digital ecosystem that not only drives online revenue but also funnels qualified foot traffic to the physical boutique.
I engineered the digital platform for Life Energy Foods with the strategic objective of solidifying their authority in the health industry. To do this, I designed a clean and intuitive user interface centered on a friendly user experience that inspires trust from the first interaction. The platform's core strength lies in its information architecture, which structures the company's complex scientific validation and nutritional data into a clear and accessible user journey. This synergy between an approachable design and robust informational backing not only educates the consumer but also builds a strong foundation of credibility that effectively positions the brand.
I developed the website for the All Nations One Voice non-profit to solve their challenge of clearly communicating a complex mission while building trust. I created a clean and accessible platform with strategic calls-to-action to facilitate donations and community connection, thereby strengthening their digital presence and maximizing their impact.
Photonize is a mac desktop app I developed to solve one of the biggest bottlenecks in web performance: large image files. The tool uses advanced algorithms to dramatically reduce file sizes without sacrificing visual quality, accelerating the workflow for developers and designers with customizable profiles that automate repetitive tasks.
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