Elio – AWS, Laravel, Vue.js

A marketing and lead generation (affiliate) company that connects users with service providers across multiple digital and phone-based channels. Elio contributed to two teams within the organization: first, developing the agent view for real-time call handling and management using Vue and Laravel; second, building custom WordPress features and plugins to extend and enhance the platform's site capabilities.

• Led backlog development, enhancing system efficiency by 25% through Laravel and Vue.js workflow optimizations.
• Executed full-cycle development in Laravel and Vue.js, delivering maintainable, high-performance code.
• Managed system maintenance and updates to ensure reliability, minimize downtime, and meet project deadlines.
• Incorporated Claude Code into the development workflow and designed context strategies that enabled AI agents to work with greater autonomy and efficiency.

A crypto trading platform built for the European market, enabling users to buy and sell crypto assets through a seamless mobile experience. The platform integrates directly with Bit2Me's API for real-time market data and secure transaction execution, backed by a robust Laravel backend and cross-platform Flutter apps available on both the App Store and Google Play.

• Led end-to-end architecture and development of a crypto trading platform, building the Laravel backend and Flutter mobile apps (iOS & Android) from scratch.
• Designed and implemented the full integration with Bit2Me's API, enabling users to buy and sell crypto assets with real-time market data and secure transaction execution.
• Established the infrastructure on Digital Ocean with Cloudflare Zero Trust and Wazuh EDR/SIEM for security compliance, in pursuit of MICA regulatory certification from Spain's CNMV.
• Incorporated Claude Code into the development workflow, designing context strategies that enable AI agents to work with greater autonomy and efficiency.

A leading collectibles authentication and grading company, encompassing brands like PSA and PCGS, serving collectors worldwide. Elio worked on migrating an internal desktop grading/authentication system to a modern web environment using Vue.js, developing the frontend and integrating it with existing backend APIs, with Pinia/Vuex managing application state.

• Contributed to the development and maintenance of dynamic web applications by implementing product backlog features while ensuring system stability and performance.
• Utilized Vue.js and JavaScript to build responsive, user-friendly interfaces, enhancing user experience and team productivity.
• Executed front-end development using Vue.js, delivering high-quality, maintainable code while optimizing application performance.
• Collaborated on backlog refinement, performed system maintenance, and implemented features aligned with project goals and timelines.

A cashback rewards platform that lets users earn money back on everyday purchases — scanning grocery receipts, completing surveys, and taking advantage of partner offers — with earnings redeemable as cash. Elio led the internal team responsible for kicking off the modernization of the product's codebase, driving the migration from a legacy Joomla-based system to a modern Laravel and Vue stack, combining team leadership with hands-on development.

• Planned and executed feature development using Laravel and PHP, enhancing system performance and improving user satisfaction across web platforms.
• Initiated and executed a backend upgrade atop legacy code using Laravel, adding test coverage for critical endpoints to enhance system reliability, minimize downtime, and ensure robust functionality.
• Led Bank Santander integrations, API modernization with Laravel, and web landing pages for cashback features, leveraging Laravel, Vue.js, JavaScript, and Joomla to deliver scalable, user-focused solutions.

A startup building a shared payments platform for recurring and one-time expenses — splitting bills like electricity, internet, and water among roommates, or covering a group dinner among friends, with funds transferred directly to each person's bank account. As CTO, Elio served as the bridge between the business and technical teams, initially working externally to define the architecture (Spring Boot/Java backend, Angular/TypeScript frontend, native mobile apps), and later joining internally to lead a team of junior developers and contribute hands-on to development.

• Led the planning and development of new platform features using Spring Boot and Angular, improving user experience and overall engagement.
• Oversaw Agile development processes and maintained system stability, ensuring timely delivery and minimal downtime.
• Built and managed development teams, scaling from external teams of 12 developers to an internal team of 4, fostering collaboration and efficiency.
• Worked across MongoDB, Java/Spring Boot, TypeScript/Angular, iOS/Swift, and reporting platforms with PHP/Laravel and JavaScript/Vue.js.