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I am a senior full-stack engineer with 8 years of experience building scalable web applications using JavaScript/TypeScript (React, Angular, Node.js) and PHP (Laravel, WordPress). I’ve led remote teams to architect complex systems and launched AI-powered web apps serving tens of thousands of active users, boosting efficiency and reducing manual work. I enjoy turning ideas into reliable software, mentoring engineers, and delivering measurable business outcomes. In recent roles I’ve integrated AI services, built multi-tenant SaaS platforms, and implemented robust CI/CD pipelines on AWS. I thrive in cross-functional environments, love data-driven decision making, and am passionate about delivering high-quality code, thoughtful UX, and maintainable architectures that scale with business needs.…I am a senior full-stack engineer with 8 years of experience building scalable web applications using JavaScript/TypeScript (React, Angular, Node.js) and PHP (Laravel, WordPress). I’ve led remote teams to architect complex systems and launched AI-powered web apps serving tens of thousands of active users, boosting efficiency and reducing manual work. I enjoy turning ideas into reliable software, mentoring engineers, and delivering measurable business outcomes. In recent roles I’ve integrated AI services, built multi-tenant SaaS platforms, and implemented robust CI/CD pipelines on AWS. I thrive in cross-functional environments, love data-driven decision making, and am passionate about delivering high-quality code, thoughtful UX, and maintainable architectures that scale with business needs.

Rafael Ortega

Full Stack Developer, AI Engineer, Front-End Developer, +2

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I am a senior full-stack engineer with 8 years of experience building scalable web applications using JavaScript/TypeScript (React, Angular, Node.js) and PHP (Laravel, WordPress). I’ve led remote teams to architect complex systems and launched AI-powered web apps serving tens of thousands of active users, boosting efficiency and reducing manual work. I enjoy turning ideas into reliable software, mentoring engineers, and delivering measurable business outcomes. In recent roles I’ve integrated AI services, built multi-tenant SaaS platforms, and implemented robust CI/CD pipelines on AWS. I thrive in cross-functional environments, love data-driven decision making, and am passionate about delivering high-quality code, thoughtful UX, and maintainable architectures that scale with business needs.…I am a senior full-stack engineer with 8 years of experience building scalable web applications using JavaScript/TypeScript (React, Angular, Node.js) and PHP (Laravel, WordPress). I’ve led remote teams to architect complex systems and launched AI-powered web apps serving tens of thousands of active users, boosting efficiency and reducing manual work. I enjoy turning ideas into reliable software, mentoring engineers, and delivering measurable business outcomes. In recent roles I’ve integrated AI services, built multi-tenant SaaS platforms, and implemented robust CI/CD pipelines on AWS. I thrive in cross-functional environments, love data-driven decision making, and am passionate about delivering high-quality code, thoughtful UX, and maintainable architectures that scale with business needs.

Available to hire

I am a senior full-stack engineer with 8 years of experience building scalable web applications using JavaScript/TypeScript (React, Angular, Node.js) and PHP (Laravel, WordPress). I’ve led remote teams to architect complex systems and launched AI-powered web apps serving tens of thousands of active users, boosting efficiency and reducing manual work. I enjoy turning ideas into reliable software, mentoring engineers, and delivering measurable business outcomes.

In recent roles I’ve integrated AI services, built multi-tenant SaaS platforms, and implemented robust CI/CD pipelines on AWS. I thrive in cross-functional environments, love data-driven decision making, and am passionate about delivering high-quality code, thoughtful UX, and maintainable architectures that scale with business needs.

Skills

Experience Level

Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Software Engineer at Amazon Remote

October 1, 2025 - October 1, 2025

Engineered and launched full-stack and AI-powered web applications for SaaS, marketing, and e-commerce startups using Next.js, NestJS, Angular, and Laravel, serving 50K+ active users. Implemented 6+ custom WordPress plugins and headless CMS solutions via REST API with React/NEXT frontends, improving content load speed by 45%. Automated AWS deployments with Docker and GitHub Actions, shortening release cycles by 60% and reducing deployment errors by 25%. Built intelligent dashboards with LangChain, Pinecone, and React to enable natural language queries and improved data accessibility by 35%. Led the development of scalable multi-tenant SaaS platforms with RBAC, subscription billing, and caching layers, boosting onboarding by 3x and retention by 28%. Integrated LLM-driven workflows using LangChain and RAG pipelines, enabling semantic search, document QA, and auto-summaries that reduced support workload by 35%. Built a headless Shopify storefront with React and real-time inventory sync, m

Senior Full-Stack Engineer at Data Hatch

October 1, 2023 - October 1, 2023

Directed development of a data intelligence platform combining analytics dashboards and automated ML pipelines, leading a 5-member cross-functional engineering team and delivering a unified system adopted across core product workflows. Embedded TensorFlow inference microservices into React/Node.js apps via gRPC and containerized workers, improving predictive insight accuracy by 28% and enabling real-time model outputs. Modernized legacy architecture by migrating AngularJS codebase to Angular 15, refactoring state management and 20+ reusable modules, reducing load times. Developed internal TypeScript component libraries, CLI tools, and reusable utility packages, standardizing UI patterns across teams. Mentored 3 engineers in TypeScript patterns, scalable API architecture, and AI integration best practices. Built distributed data ingestion pipelines using Python, Kafka, and Airflow to process streaming events and schedule ETL jobs, reducing processing time from hours to near real-time. D

Senior Full-Stack Engineer at SkyTrail Technologies

May 1, 2021 - May 1, 2021

Implemented 15+ major product features with Angular, Express.js, and MongoDB, enriching analytics and visualization capabilities for SaaS clients. Bridged ML microservices (Python/Flask) with PHP/Laravel legacy systems to ensure seamless integration and reduce downtime by 35%. Created a WordPress synchronization plugin linking user data and subscription records to the SaaS API, improving data accuracy by 98%. Maintained fault-tolerant CI/CD workﬂows through GitHub Actions and Docker, achieving 99.9% production uptime. Led AI-related enhancements and data visualization efforts across the product line.

Senior Front-End Engineer at PixelNest Technologies

October 1, 2019 - October 1, 2019

Designed responsive front-ends with React, Angular, and Tailwind CSS, raising Core Web Vitals and UX performance by 25%. Collaborated with designers to ensure WCAG 2.1 AA compliance, driving accessibility and user satisfaction. Prototyped AI-assisted UX tools using Google Vision API for automated image labeling, reducing manual tagging time by 70%. Optimized build pipelines via Webpack tuning and media compression, cutting load times by 35%.

Junior Back-End Engineer at CodeSpring

May 1, 2018 - May 1, 2018

Developed and scaled RESTful APIs with Node.js and Laravel, managing over 100K API requests per month. Structured and migrated relational databases in PostgreSQL and MySQL, ensuring data consistency and scalability. Explored early recommendation systems with Python (scikit-learn) to analyze behavioral data and improve personalization. Secured backend authentication through JWT and OAuth 2, protecting 10K+ concurrent sessions across SaaS products.