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I am an AI Engineer with over 10 years of experience integrating AI solutions and developing scalable full-stack applications. I specialize in API integration and implementing generative AI to solve complex business challenges, with a strong background in system architecture and leadership. I have advanced experience in NLP, software development, and AI-assisted coding, working with large language models and agile methodologies. Throughout my career, I have led projects involving English language instruction, prompt engineering, data validation, and AI pipeline development. I actively contribute to developing user-centric interfaces and creating robust documentation to support development, testing, and business processes, continuously refining workflows to improve code quality and performance.…I am an AI Engineer with over 10 years of experience integrating AI solutions and developing scalable full-stack applications. I specialize in API integration and implementing generative AI to solve complex business challenges, with a strong background in system architecture and leadership. I have advanced experience in NLP, software development, and AI-assisted coding, working with large language models and agile methodologies. Throughout my career, I have led projects involving English language instruction, prompt engineering, data validation, and AI pipeline development. I actively contribute to developing user-centric interfaces and creating robust documentation to support development, testing, and business processes, continuously refining workflows to improve code quality and performance.

Paulo Sasaki Cymbaum

AI Engineer, Developer, Full Stack Developer, +2

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I am an AI Engineer with over 10 years of experience integrating AI solutions and developing scalable full-stack applications. I specialize in API integration and implementing generative AI to solve complex business challenges, with a strong background in system architecture and leadership. I have advanced experience in NLP, software development, and AI-assisted coding, working with large language models and agile methodologies. Throughout my career, I have led projects involving English language instruction, prompt engineering, data validation, and AI pipeline development. I actively contribute to developing user-centric interfaces and creating robust documentation to support development, testing, and business processes, continuously refining workflows to improve code quality and performance.…I am an AI Engineer with over 10 years of experience integrating AI solutions and developing scalable full-stack applications. I specialize in API integration and implementing generative AI to solve complex business challenges, with a strong background in system architecture and leadership. I have advanced experience in NLP, software development, and AI-assisted coding, working with large language models and agile methodologies. Throughout my career, I have led projects involving English language instruction, prompt engineering, data validation, and AI pipeline development. I actively contribute to developing user-centric interfaces and creating robust documentation to support development, testing, and business processes, continuously refining workflows to improve code quality and performance.

Available to hire

I am an AI Engineer with over 10 years of experience integrating AI solutions and developing scalable full-stack applications. I specialize in API integration and implementing generative AI to solve complex business challenges, with a strong background in system architecture and leadership. I have advanced experience in NLP, software development, and AI-assisted coding, working with large language models and agile methodologies.

Throughout my career, I have led projects involving English language instruction, prompt engineering, data validation, and AI pipeline development. I actively contribute to developing user-centric interfaces and creating robust documentation to support development, testing, and business processes, continuously refining workflows to improve code quality and performance.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Portuguese

Fluent

English

Advanced

Spanish; Castilian

Beginner

Work Experience

Senior Front End Developer at Foursys

May 1, 2025 - Present

Developing new features for the Fourmakers HR ERP web app, implementing DRY and SOLID principles for performance improvement. Conducting API integration tests using Postman and DevTools. Creating data processing functions in Dart for building charts and dashboards. Prototyping API endpoints on Supabase/PostgreSQL. Designed a CI/CD flow for pre-development and showcase, facilitating safe experimentation environments for sales and development teams using GitHub Actions, Bash, and Vercel.

Founding Engineer at Yapper (MVP Validation Phase)

December 1, 2023 - Present

Developed and scaled MVP platform leveraging API integration and language models for process optimization. Implemented monolithic, serverless, and microservices architectures alongside AI pipelines, focusing on data security and integrity for structured and unstructured data. Developed a routing system for LLMs analyzing data complexity and selecting optimal models with automatic fallbacks to ensure high-quality, cost-effective responses. Adopted AI-assisted coding with GitHub Copilot, critically reviewing AI-suggested changes. Collaborated with UI/UX teams to create intuitive interfaces aligned with industry best practices. Produced robust documentation for development, testing, and business processes.

Freelance Developer

December 1, 2023 - Present

Built chatbots and automation solutions using language model APIs to improve process efficiency and user experience. Implemented rapid prototyping with low-code tools and migrated to high-code solutions ensuring robustness and scalability. Utilized GitHub Copilot for coding assistance, reviewing and approving AI-generated suggestions to contribute to continuous code improvement and workflow optimization.