Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a Senior Full-Stack Software Engineer with over 8 years of experience, including early hands-on application of large language models in production. My expertise spans integrating advanced AI technologies such as ChatGPT, Claude, and Gemini for tasks like context-aware conversations, semantic search, and automated content creation. I have strong skills in Node.js/Nest.js microservices, SQL and NoSQL databases, React front-end development, and cloud deployments on AWS and Digital Ocean. As an early employee at fast-paced startups and a seasoned contractor, I've worked independently across the full stack. I am passionate about designing and implementing robust, scalable AI-driven applications that enhance productivity and user engagement, leveraging both modern backend and frontend technologies in dynamic environments.…I am a Senior Full-Stack Software Engineer with over 8 years of experience, including early hands-on application of large language models in production. My expertise spans integrating advanced AI technologies such as ChatGPT, Claude, and Gemini for tasks like context-aware conversations, semantic search, and automated content creation. I have strong skills in Node.js/Nest.js microservices, SQL and NoSQL databases, React front-end development, and cloud deployments on AWS and Digital Ocean. As an early employee at fast-paced startups and a seasoned contractor, I've worked independently across the full stack. I am passionate about designing and implementing robust, scalable AI-driven applications that enhance productivity and user engagement, leveraging both modern backend and frontend technologies in dynamic environments.

Raúl Luna

Full Stack Developer, Developer, Programmer, +3





I am a Senior Full-Stack Software Engineer with over 8 years of experience, including early hands-on application of large language models in production. My expertise spans integrating advanced AI technologies such as ChatGPT, Claude, and Gemini for tasks like context-aware conversations, semantic search, and automated content creation. I have strong skills in Node.js/Nest.js microservices, SQL and NoSQL databases, React front-end development, and cloud deployments on AWS and Digital Ocean. As an early employee at fast-paced startups and a seasoned contractor, I've worked independently across the full stack. I am passionate about designing and implementing robust, scalable AI-driven applications that enhance productivity and user engagement, leveraging both modern backend and frontend technologies in dynamic environments.…I am a Senior Full-Stack Software Engineer with over 8 years of experience, including early hands-on application of large language models in production. My expertise spans integrating advanced AI technologies such as ChatGPT, Claude, and Gemini for tasks like context-aware conversations, semantic search, and automated content creation. I have strong skills in Node.js/Nest.js microservices, SQL and NoSQL databases, React front-end development, and cloud deployments on AWS and Digital Ocean. As an early employee at fast-paced startups and a seasoned contractor, I've worked independently across the full stack. I am passionate about designing and implementing robust, scalable AI-driven applications that enhance productivity and user engagement, leveraging both modern backend and frontend technologies in dynamic environments.

Available to hire

I am a Senior Full-Stack Software Engineer with over 8 years of experience, including early hands-on application of large language models in production. My expertise spans integrating advanced AI technologies such as ChatGPT, Claude, and Gemini for tasks like context-aware conversations, semantic search, and automated content creation. I have strong skills in Node.js/Nest.js microservices, SQL and NoSQL databases, React front-end development, and cloud deployments on AWS and Digital Ocean.

As an early employee at fast-paced startups and a seasoned contractor, I’ve worked independently across the full stack. I am passionate about designing and implementing robust, scalable AI-driven applications that enhance productivity and user engagement, leveraging both modern backend and frontend technologies in dynamic environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Beginner

Language

Spanish; Castilian

Fluent

English

Fluent

Work Experience

AI Software Engineer at Glowforge AI

July 1, 2025 - Present

Designed, implemented, and evaluated AI-driven applications supporting internal teams, including assistants, document analyzers, and workflow automation tools. Built production-ready pipelines for data ingestion, embeddings, and retrieval-augmented generation (RAG). Integrated AI services with backend systems and user interfaces to enable seamless automation and knowledge access across the company. Conducted systematic testing and performance evaluation of AI solutions, ensuring scalability, reliability, and measurable improvements in team productivity.

Full-Stack Software Engineer at Smashing

March 1, 2025 - September 3, 2025

Early hire at a media startup using LLMs to synthesize articles and build personalized feeds and newsletters. Contributed significantly to end-to-end development including front end, back end, and DevOps, developing a large portion of the codebase. Enhanced user engagement through personalized content suggestions and daily email personalization powered by LLMs. Created AWS-based alerting (CloudWatch, SNS) and real-time Sentry alerts for proactive issue detection. Maintained zero-downtime public launch by coordinating fixes, deploying patches, and managing CI/CD pipelines. Integrated advanced NLP solutions with asynchronous workflows involving ChatGPT, Claude, OpenRouter, Gemini, and Llama APIs for content curation and semantic search using vector embeddings and OpenSearch. Developed and maintained Node.js/Nest.js microservices with GraphQL APIs and queue-based processors for scalable background task handling. Built dynamic React user interfaces integrating AI-driven components for enha

Software Engineer at Quantifi (BairesDev Contractor)

August 1, 2022 - September 3, 2025

Designed and developed microservices for Single Sign-On (SSO) and real-time notification systems supporting high-volume financial operations. Created a notification microservice to streamline payment reminders, increasing on-time payments and revenue. Mentored junior developers, enforcing best practices in code quality, testing, and documentation.

Software Engineer at Tia (Azumo Contractor)

December 1, 2021 - September 3, 2025

Collaborated with a small team to overhaul legacy authentication and authorization mechanisms by integrating Okta, improving scalable access control. Implemented OAuth flows (Implicit & Authorization Code), enhancing overall application security and reliability. Introduced coding standards and a structured review process that accelerated release cycles.

Full Stack Developer at Media Revolution, S.R.L.

June 1, 2021 - September 3, 2025

Built secure cryptocurrency wallet and exchange APIs using Bitcoin Core for deposits, transfers, and trades. Deployed Twilio-based cross-border VoIP contact center solutions. Developed a JavaScript/Loopback-based real estate platform for property management, scheduling, and payment tracking. Automated HTML template conversion tools, improving front-end delivery speed by 65%.

Full-Stack Developer at CyberTropic, S.R.L.

February 27, 2017 - September 1, 2018

Developed a mobile application for municipal advertisement inventory management using Ionic and Angular. Enhanced and maintained CodeIgniter/PHP functionalities supporting municipal operations.

Education

B.S. in Software Engineering at Instituto Tecnológico de Santo Domingo

January 1, 2018 - January 1, 2020

Associate Degree in Software Development at Instituto Tecnológico de las Américas (ITLA)

January 1, 2015 - January 1, 2017

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Media & Entertainment, Real Estate & Construction, Telecommunications, Government, Healthcare, Non-Profit Organization, Professional Services