Mario R.
Senior Frontend Software Engineer
Open to offersNew to PlatformAbout
Mario R. is a seasoned Senior Software Engineer with over 11 years of specialized experience in building applications using React, TypeScript, and JavaScript. His expertise spans various industries, including AI, real estate technology, enterprise consulting, and creative software. Mario has played a pivotal role at Leonardo.Ai, leading frontend development for AI-powered real estate intelligence platforms, which involve complex property dashboards and image-review workflows. He has been instrumental in enhancing performance optimization and accessibility standards, reducing manual review time significantly. Mario has a proven track record at companies like Adobe and Meta, where he engineered scalable cloud-based systems and large-scale web applications, swiftly improving interaction latency and user engagement. His technical footprint includes managing integrations with Node.js and Python APIs, alongside implementing robust frontend testing and monitoring solutions to boost reliability and efficiency. Mario holds a Bachelor's Degree in Computer Science from the University of Toronto.
Experience
Senior Software Engineer
Leonardo.Ai · 2022 — PresentLed the development of a property intelligence dashboard aiding brokers and operations teams in reviewing AI-generated property scores across extensive listing portfolios. Constructed React and TypeScript review workflows for image analysis, significantly reducing manual review time. Created reusable UI patterns for insights and comparisons, and enhanced large dataset performance with features such as virtualized tables and lazy loading. Integrated frontend processes with Node.js and Python APIs, and developed AI review screens showing computer vision predictions and model feedback. Designed AI-assisted listing enrichment flows and transformed complex property data into user-friendly reporting pages. Increased frontend reliability through Jest and Cypress testingSenior Frontend Engineer
Adobe · 2020 — 2022Engineered React and TypeScript components for cloud-based creative workflows, enhancing content management and collaboration. Developed scalable UI components and incorporated accessibility standards. Focused on optimizing performance through bundle splitting and caching practices, and produced responsive user interfaces for various functionalities. Implemented REST and GraphQL APIs for diverse user data and increased frontend test coverage, while also improving accessibility features across interfaces.Senior Software Engineer
Alvarez & Marsal · 2017 — 2020Contributed to the development of React and Angular dashboards to improve visibility into client operations and project metrics. Created reusable components for various functionalities and connected frontend applications with Node.js, Python, and REST APIs to enable support for financial models and user permissions. Redefined filtering and exporting processes to enhance reporting efficiency and developed data visualizations for analysis and performance summaries.Software Engineer
Meta / Facebook · 2014 — 2016Played a role in building and maintaining JavaScript and React UI features for both high-traffic product surfaces and internal tools. Focused on enhancing frontend performance by minimizing unnecessary renders and optimizing API usage. Integrated various service APIs and user data for interactive dashboards while participating in code reviews and collaborating with cross-functional teams to implement frontend enhancements.
Skills & Expertise
Education
- Bachelor's Degree in Computer ScienceUniversity of Toronto · 2010 — 2014