
Luis
From Canada (UTC-7)
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offers now 🔥Luis – Python, React, AWS
Luis is a full-stack software engineer with nearly 9 years of professional experience, specializing in frontend development (React, TypeScript, JavaScript) while maintaining strong backend expertise in Python, Django, and Flask. He excels at designing scalable web applications and distributed systems, approaching challenges with a methodical, reliable, and solution-oriented mindset. Luis demonstrates a Product- and Client-first approach, consistently considering user needs, deadlines, and business goals, and applying pragmatic prioritization to focus on high-impact features. Experienced in both independent work and cross-functional collaboration, he delivers user-centric, high-value solutions that balance technical excellence with real-world impact.
9 years of commercial experience in
Main technologies
Additional skills
Direct hire
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Let’s get started today!Experience Highlights
Senior Software Engineer
An online learning and content delivery platform designed to help creators build secure member areas for hosting digital courses, subscriptions, and other educational materials. The system enables structured course management, student engagement tracking, and seamless delivery of multimedia content to learners worldwide.
- Refactored legacy monolithic applications into modular micro frontends;
- Introduced end-to-end testing using Cypress, improving QA reliability;
- Made architectural and technical decisions on new features;
- Collaborated with product managers and designers to ensure secure, viable solutions;
- Developed features that enhanced content creators’ experience and satisfaction.
Senior Software Engineer
A comprehensive platform for managing remote assessments, designed to ensure exam integrity and a smooth user experience. It offers secure access, real-time monitoring of participants, and the ability to intervene if any irregularities are detected. The system supports various types of assessments, from quizzes to full-length exams, providing detailed reporting and analytics for educators and recruiters.
- Designed the architecture for back-end and front-end applications, ensuring scalability, security, and smooth integration between components;
- Developed remote student monitoring features, including real-time video and audio surveillance, to maintain exam integrity;
- Enhanced the student experience, covering login flows, browser setup guidance, and support for both multiple-choice and open-ended questions;
- Implemented assessment management tools, enabling instructors to create, schedule, and track exams efficiently;
- Optimized performance and reliability of the platform to handle multiple concurrent assessments and high volumes of user interactions.
Software Engineer
An intelligent and multifunctional platform for managing a question bank, featuring detailed usage history, item calibration, and version control. The system allows educators and administrators to efficiently create, update, and track questions, ensuring high-quality assessments and data-driven insights into question performance.
- Architected and implemented core system components, ensuring modularity and smooth interaction between services;
- Designed and optimized relational databases to support complex querying and high data consistency;
- Developed interfaces and workflows for content creation, enabling users to efficiently manage multiple-choice and open-ended questions;
- Established a structured question review process, including tracking feedback and maintaining version control;
- Engaged with clients and stakeholders to clarify requirements, identify pain points, and propose tailored solutions for their assessment needs.
Senior Software Engineer
An intelligent platform designed to manage large-scale essay correction and open-ended question assessments. The system streamlines the review process, ensures consistency, and provides detailed analytics on student performance. It has been applied in high-stakes exams taken by millions of students annually.
- Engineered front-end and back-end solutions for the digital exam correction platform, ensuring responsive and reliable performance;
- Built a comprehensive exam review interface, featuring scanned exam display, stylus-supported annotations, and multiple writing styles for accurate grading;
- Implemented a reviewer support system, including ticket creation, issue tracking, and integration with the overall correction workflow;
- Developed advanced security features, including two-factor authentication with one-time passwords and unique session handling for user accounts.
Software Engineer
An open-source data visualization platform designed to leverage large datasets for supporting decision-making and scientific research. The system enables users to explore, analyze, and interpret complex data, fostering a data-driven approach in both public and private sectors.
- Developed new visualizations for large-scale public healthcare datasets, enabling insights and analysis of Brazil’s DataSUS data;
- Built a content management system (CMS) for blog posts, streamlining content creation and publication workflows;
- Optimized data presentation and interactivity, allowing users to explore and filter datasets easily for better decision-making;
- Collaborated with stakeholders to gather requirements and ensure visualizations met analytical and reporting needs;
- Maintained platform performance and reliability, ensuring smooth access to complex data for both researchers and public users.