Patrick – Python, React, AWS

The market leader that provides personal and professional assistance to families in search of senior care options.

• Refactored the entire website as part of a rebranding project;
• Maintained and improved backend services using TypeScript, Node.js, and Python;
• Supported and optimized legacy frontend code built with React, Next.js, and TypeScript.

Official advertising platform, enabling businesses to create targeted paid promotions based on subreddit interests, keywords, or location.

• Managed the full stack for revenue-critical ads tooling, maintaining a large Python monolith while developing new Go microservices and React + TypeScript UIs;
• Delivered advertiser-facing features end-to-end, including schema design, SQL/NoSQL queries, and front-end UX, serving hundreds of thousands of self-serve customers monthly;
• Modernized legacy code by replacing brittle modules with test-backed Go services, improving observability and automating CI to reduce on-call incidents and deployment times.

Urban ride-sharing app that connects city commuters, ensures secure transactions with 3D facial biometrics, and promotes efficient, sustainable transportation.

• Co-founded and contributed to building the startup from the ground up;
• Designed and implemented key features of the rideshare platform using AWS ECS, Node.js, and FastAPI;
• Collaborated closely with angel investors and mentors.

Key Achievement: Raised R$300k in funding and secured over USD 50k in tooling through startup programs like AWS Startups.

AI-driven shopping assistant platform

• Developed AI-driven shopping experiences and internal dashboards;
• Integrated Next.js, TypeScript, React, and AWS within a serverless framework;
• Built front-end features and integrated back-end ML pipelines;
• Designed and implemented scalable solutions for client projects;
• Collaborated closely with a cross-functional team on AI-focused initiatives.

Played a key role at a global outsourcing company in implementing a modern HR system for a major client in Denver, CO.

• Led the development of brand-new services, ensuring scalability and performance;
• Designed and implemented new features aligned with business requirements;
• Resolved complex bugs and technical issues to maintain system reliability
• Architected and refined system architecture;
• Created comprehensive documentation for an organization-wide audience.

Key Achievement: Achieved two hackathon wins and received a certificate of recognition from the client’s CTO.