07/28/2026 updated
100 % available
Senior AI Full Stack Engineer
Angeles City, Philippines
Only remote
Bachelor of Computer Science (BCS)About me
- Senior AI Full Stack Engineer with 8 years of experience designing and delivering AI-powered applications, enterprise software platforms, SaaS products, and cloud-native solutions - Strong expertise in Java/Spring Boot, React, Next.js, TypeScript, Node.js, Python, with REST APIs, GraphQL services
Application Programming Interfaces (APIs)DevOpsDjangoFlaskPrompt EngineeringReact NativeFront End Software DevelopmentApi GatewayArtificial Intelligence Markup Language (AIML)
AI & Machine Learning Engineering
Expertise in building AI-native enterprise applications including AI Assistants, AI Copilots, knowledge management platforms, and workflow automation systems using LLMs, GenAI, OpenAI API, LangChain, LangGraph, RAG architectures, NLP, Hugging Face Transformers, Vector Embeddings, and Prompt Engineering.
Full Stack Development (Java/Spring Boot, React, Node.js)
Strong proficiency in designing and delivering full stack applications using Java/Spring Boot, React, Next.js, Angular, TypeScript, Node.js, Express.js, FastAPI, Django, Flask, and RESTful APIs, with experience across healthcare, fintech, e-commerce, mobility, and SaaS domains.
Cloud & DevOps Engineering
Hands-on experience deploying and managing production systems using AWS, Docker, Kubernetes, Jenkins, GitHub Actions, and CI/CD pipelines, reducing deployment cycles and improving system reliability and scalability.
Frontend Development
Proficiency in building responsive and scalable frontend experiences using React, React Native, Next.js, Angular, Redux Toolkit, Tailwind CSS, and Jest, creating conversational interfaces, analytics dashboards, and enterprise application experiences.
Database Management
Experience with relational and non-relational databases including PostgreSQL, MySQL, MongoDB, Redis, Snowflake, and pgvector, with skills in schema optimization and query performance tuning.
API & Enterprise Integration
Design and implementation of secure API architectures and enterprise integrations using OAuth2, JWT, RBAC, SSO, API Gateway, Stripe, PayPal, Shopify API, Google Maps API, Firebase, Elasticsearch, and Algolia.
Microservices Architecture
Design and development of scalable microservices architectures using GraphQL, REST APIs, and service layers, supporting large-scale enterprise platforms and cloud-native solutions.
Agile & Engineering Practices
Practical application of Agile/Scrum methodologies, TDD, BDD, Git, Jira, and Confluence to manage and deliver complex software projects efficiently and collaboratively.
Python-based Microservices & Automation
Development of Python-based microservices for AI inference and healthcare automation, improving data processing efficiency while maintaining HIPAA compliance.
Expertise in building AI-native enterprise applications including AI Assistants, AI Copilots, knowledge management platforms, and workflow automation systems using LLMs, GenAI, OpenAI API, LangChain, LangGraph, RAG architectures, NLP, Hugging Face Transformers, Vector Embeddings, and Prompt Engineering.
Full Stack Development (Java/Spring Boot, React, Node.js)
Strong proficiency in designing and delivering full stack applications using Java/Spring Boot, React, Next.js, Angular, TypeScript, Node.js, Express.js, FastAPI, Django, Flask, and RESTful APIs, with experience across healthcare, fintech, e-commerce, mobility, and SaaS domains.
Cloud & DevOps Engineering
Hands-on experience deploying and managing production systems using AWS, Docker, Kubernetes, Jenkins, GitHub Actions, and CI/CD pipelines, reducing deployment cycles and improving system reliability and scalability.
Frontend Development
Proficiency in building responsive and scalable frontend experiences using React, React Native, Next.js, Angular, Redux Toolkit, Tailwind CSS, and Jest, creating conversational interfaces, analytics dashboards, and enterprise application experiences.
Database Management
Experience with relational and non-relational databases including PostgreSQL, MySQL, MongoDB, Redis, Snowflake, and pgvector, with skills in schema optimization and query performance tuning.
API & Enterprise Integration
Design and implementation of secure API architectures and enterprise integrations using OAuth2, JWT, RBAC, SSO, API Gateway, Stripe, PayPal, Shopify API, Google Maps API, Firebase, Elasticsearch, and Algolia.
Microservices Architecture
Design and development of scalable microservices architectures using GraphQL, REST APIs, and service layers, supporting large-scale enterprise platforms and cloud-native solutions.
Agile & Engineering Practices
Practical application of Agile/Scrum methodologies, TDD, BDD, Git, Jira, and Confluence to manage and deliver complex software projects efficiently and collaboratively.
Python-based Microservices & Automation
Development of Python-based microservices for AI inference and healthcare automation, improving data processing efficiency while maintaining HIPAA compliance.
Experience
Professional experience5 - 10 years
Freelancer since2018
Languages
EnglishFluent
Project history
Engineered AI-native enterprise applications including AI Assistants, AI Copilots, knowledge management platforms, and workflow automation systems. Developed production LLM applications using OpenAI API, LangChain, LangGraph, and RAG architectures. Built AI knowledge platforms processing 2M+ enterprise documents, improving retrieval relevance by 35%. Optimized AI retrieval systems reducing search latency by 72%. Developed document intelligence solutions using OCR, NLP, and Hugging Face Transformers. Built frontend experiences using React, Next.js, and TypeScript. Developed backend engines using Python, FastAPI, Java/Spring Boot, and Node.js. Implemented enterprise security using OAuth2, JWT, RBAC, and SSO. Deployed production AI systems using AWS, Docker, Kubernetes, GitHub Actions, and Jenkins, reducing deployment cycles from 45 minutes to under 10 minutes.
Built enterprise fleet management platform using Java/Spring Boot, React, SQL Server, and AWS cloud services supporting refueling, EV charging, and retail operations. Owned franchisee reporting platform built with Node.js, React, Redux Toolkit, and PDFKit, saving corporate finance team 25+ hours/week. Enabled real-time EV charge point access and management across multiple regions. Crafted React Native fleet management tools reducing logistics costs by 18%. Implemented secure MVC portals for B2B clients. Established an API-driven authentication and payment system reducing transaction friction by 40%. Formulated Python-based microservices for AI inference and healthcare automation, improving data processing efficiency by 45% while maintaining HIPAA compliance. Integrated Stripe and PayPal payment flows reducing checkout failures by 28%. Contributed to Azure cloud migration.
Developed enterprise features for an AI-powered customer engagement platform supporting customer data workflows, personalization capabilities, audience segmentation, and customer journey automation. Built customer-facing product interfaces using React, React Native, and TypeScript. Designed reusable frontend architectures and component systems. Developed backend services supporting customer profiles, behavior tracking, event processing, and platform integrations using Java/Spring Boot, Node.js, Python, and REST APIs. Implemented application services supporting Customer Data Platform (CDP) workflows. Built API integrations for cross-channel customer engagement. Implemented secure enterprise application workflows using OAuth2, JWT, and role-based access control patterns.