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I am Ricardo Langdon, an AI-native Full-Stack Senior Developer with 11+ years of experience building SaaS platforms across Retail, Finance, and Analytics. My expertise spans Node.js, TypeScript, Vue, Python, MongoDB, PostgreSQL, and cloud-native deployment pipelines.\n\nI lead AI-augmented development workflows using modern LL-powered tools to accelerate delivery, raise code quality, and focus on architecture and complex systems design. I have a strong background in backend services, web scraping, API libraries, and distributed cloud infrastructure, and I enjoy mentoring teams to build scalable, reliable software.…I am Ricardo Langdon, an AI-native Full-Stack Senior Developer with 11+ years of experience building SaaS platforms across Retail, Finance, and Analytics. My expertise spans Node.js, TypeScript, Vue, Python, MongoDB, PostgreSQL, and cloud-native deployment pipelines.\n\nI lead AI-augmented development workflows using modern LL-powered tools to accelerate delivery, raise code quality, and focus on architecture and complex systems design. I have a strong background in backend services, web scraping, API libraries, and distributed cloud infrastructure, and I enjoy mentoring teams to build scalable, reliable software.

Ricardo Langdon

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I am Ricardo Langdon, an AI-native Full-Stack Senior Developer with 11+ years of experience building SaaS platforms across Retail, Finance, and Analytics. My expertise spans Node.js, TypeScript, Vue, Python, MongoDB, PostgreSQL, and cloud-native deployment pipelines.\n\nI lead AI-augmented development workflows using modern LL-powered tools to accelerate delivery, raise code quality, and focus on architecture and complex systems design. I have a strong background in backend services, web scraping, API libraries, and distributed cloud infrastructure, and I enjoy mentoring teams to build scalable, reliable software.…I am Ricardo Langdon, an AI-native Full-Stack Senior Developer with 11+ years of experience building SaaS platforms across Retail, Finance, and Analytics. My expertise spans Node.js, TypeScript, Vue, Python, MongoDB, PostgreSQL, and cloud-native deployment pipelines.\n\nI lead AI-augmented development workflows using modern LL-powered tools to accelerate delivery, raise code quality, and focus on architecture and complex systems design. I have a strong background in backend services, web scraping, API libraries, and distributed cloud infrastructure, and I enjoy mentoring teams to build scalable, reliable software.

Available to hire

I am Ricardo Langdon, an AI-native Full-Stack Senior Developer with 11+ years of experience building SaaS platforms across Retail, Finance, and Analytics. My expertise spans Node.js, TypeScript, Vue, Python, MongoDB, PostgreSQL, and cloud-native deployment pipelines.\n\nI lead AI-augmented development workflows using modern LL-powered tools to accelerate delivery, raise code quality, and focus on architecture and complex systems design. I have a strong background in backend services, web scraping, API libraries, and distributed cloud infrastructure, and I enjoy mentoring teams to build scalable, reliable software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Full-Stack Developer at Raia Labs

March 2, 2020 - Present

Led AI-augmented development tool adoption (Cursor, GitHub Copilot, LL-powered IDE workflows), boosting development velocity while preserving architectural consistency. Established responsible AI coding standards and AI review workflows for production-grade systems. Architected centralized backend services using Node.js and TypeScript, and built scalable API libraries shared across products. Designed web crawling and scraping systems for structured and unstructured retail and analytics data ingestion. Built dynamic frontend apps with Vue.js; Python (Flask/Django) for analytics processing. Designed scalable MongoDB and PostgreSQL schemas, improving query performance by ~40%. Managed deployment pipelines across AWS and GCP with Docker; performed architecture reviews and security audits. Mentored 4+ junior developers; translated business requirements into scalable designs with Finance/Operations; focused on maintainability, observability, and reducing incidents by ~35%.

Senior Full-Stack Developer at Oril

April 2, 2016 - March 2, 2020

Developed a financial analytics platform using Node.js, TypeScript, and Vue for high-volume transactional data; built secure backend services with Python (Django/Flask) and optimized PostgreSQL; designed data ingestion and API layers with MongoDB for throughput; implemented containerized microservices with Docker and cloud deployments on AWS and GCP; collaborated with finance stakeholders to meet regulatory requirements; conducted peer reviews and enforced performance and security standards.

Full-Stack Developer at Cleveroad

July 2, 2014 - March 2, 2016

Built full-stack applications with JavaScript frameworks and backend API integrations; standardized frontend components and improved maintainability across teams; supported CI/CD implementations and documentation practices for scalable deployments.