Welcome to my portfolio

Hi, I'm Daniel

AI / Full Stack / DevOps Engineer

A seasoned AI, Full-Stack, and DevOps Engineer with 8+ years of experience designing, developing, and maintaining dynamic web applications. Skilled in optimizing system performance, delivering scalable, high-quality software solutions, and implementing robust DevOps pipelines. A collaborative problem-solver committed to continuous learning and innovation.

Python
PHP
Node.js
Ruby
React
Vue
TypeScript
Next.js
Tailwind CSS
PyTorch
TensorFlow
Scikit-learn
OpenAI API
RAG / Vector Search
Pinecone
LangChain
LLM Fine-tuning
Profile
Available for hire

Experience

DeepRoots

Senior Software Engineer

01/2025 - 12/2025
  • Designed and deployed full-stack architecture for a blockchain-integrated platform using React, Node.js, and Solidity, improving system scalability and reducing page load times by 40%.
  • Built admin dashboards and responsive UIs with React, Tailwind CSS, and REST API integrations, enabling operational teams to reduce manual tracking time by 30%.
  • Managed backend microservices with Node.js and Django, connected to MongoDB and Redis,and deployed via AWS EC2.
  • Integrated AI and ML solutions into applications, including LLM-powered chatbots and intelligent recommendation systems.
  • Implemented Retrieval-Augmented Generation (RAG) pipelines using vector databases to enhance document search and knowledge retrieval.
  • Built AI-driven automation tools for data analysis, reporting, and workflow optimization, reducing manual effort and improving efficiency.
  • Fine-tuned machine learning models and deployed them via REST APIs to production environments.
  • Leveraged OpenAI API, LangChain, and HuggingFace libraries to create AI-powered features for both internal and client-facing applications.
ReactDjangoNode.jsMySQLAWSTypeScriptDockerOpenAI APILangChainHuggingFaceRAG / Vector SearchPyTorchRedis

TypeHuman

Senior Software Engineer

11/2022 - 11/2024
  • Developed responsive frontends with React and Next.js for blockchain analytics and user dashboards, resulting in a 25% increase in daily active users
  • Created secure APIs using Django and Node.js to interact with smart contracts and third-party services, achieving 99.9% uptime and handling 100k+ API requests/month
  • Deployed the application to AWS EC2 instances, setting up SSL certification to secure communications and configuring an S3 bucket for efficient file storage.
  • Engaged in continuous integration and deployment processes, ensuring timely and efficient software releases.
  • Implemented comprehensive test cases to ensure code quality and system reliability, reducing potential bugs and enhancing maintainability.
  • Built Dockerized microservices and automated CI/CD with GitHub Actions and AWS, reducing deployment times by 70% and onboarding time for new developers by 50%.
PythonReactPostgreSQLAWSTypeScriptDocker

Morphlabs

Software Engineer

07/2019 - 09/2022
  • Developed high-traffic web applications using Python, Node.js and React, enhancing user experience and system performance.
  • Optimized database queries, which reduced load times by 40% and significantly improved data retrieval efficiency.
  • Collaborated with cross-functional teams to design and implement user-centric features, boosting user satisfaction scores by 20%.
  • Migrated legacy .NET systems to Python, leading to 2x faster performance in key processing modules and 35% reduction in server costs.
  • Automated testing procedures, improving code quality and reducing bug incidences by 35%.
  • Assisted in front-end development with JavaScript and CSS, enhancing website usability and visual appeal.
PythonNode.jsReactAWSTypeScriptDocker

Featured Projects

Emporix

Emporix

Emporix provides the most flexible commerce technology for manufacturing and retail by using AI.

RAGLLMReactDjangoVue.jsSpring BootAWSMongoDB
Shelton AI

Shelton AI

Shelton AI automated our back-office, cutting costs and freeing up resources for strategic tasks.

PyTorchDjangoAWSNext.jsTypeScriptEmbeddings
Getgamba

Getgamba

gamba!は、日々の業務報告を簡単に行える日報アプリです。直感的な操作と豊富な機能で、報告業務を効率化し、チームの連携を強化します。

GeminiRAGPythonRubyReactFirebaseMaterial-UI
Tuscany Leather

Tuscany Leather

Wide range of Italian leather goods. Choose our leather bags, briefcases and leather backpacks.

Next.jsAzureNode.jsMongoDB
Qanooni AI

Qanooni AI

Qanooni is the ultimate AI-powered platform designed to automate legal workflows while preserving your firm's unique tone, style, standards and playbooks.

AzureVector/EmbeddingOpenAIChatGPTLLMReactPythonNode.js
MondoConv

MondoConv

Mondo Convenienza, home fumishings at unbeatable prices, support 24 hours access and weekend too

ReactFirebaseAzureMaterial-UI

Skills & Expertise

AI

LLM Integration (OpenAI, Anthropic, Gemini)90%
RAG (Retrieval-Augmented Generation)85%
Vector Databases (Pinecone, Weaviate, Qdrant, FAISS)80%
Embeddings & Text Chunking Pipelines90%
Prompt Engineering & Evaluation95%
AI Agent Workflows (LangChain, LlamaIndex)85%
Fine-tuning (LLaMA, GPT, Small Models)75%
Semantic Search Systems85%
AI SaaS Feature Development90%
Model Deployment & Optimization70%

Frontend

React95%
Next.js90%
TypeScript85%
Tailwind CSS90%
Vue85%
Nuxt.js85%
Redux / Zustand / Jotai80%
Framer Motion70%
UI/UX & Responsive Design85%
Component Architecture & Design Systems90%

Backend

Python95%
Ruby95%
Node.js90%
PHP (Laravel)85%
MongoDB80%
PostgreSQL90%
REST API Development95%
GraphQL80%
Microservices Architecture85%
Authentication & Security (JWT/OAuth)90%

Additional Skills

GitDockerDocker ComposeKubernetesAWSGCPAzureCI/CD (GitHub Actions)Linux & Server ManagementNginxApacheREST APIsGraphQLRedux / ZustandJestReact Testing LibraryTesting (PyTest, RSpec)WebpackBabelSASS / SCSSBootstrapProject Management (Agile/Scrum)

Let's Connect

Have a project in mind or want to discuss opportunities? I'd love to hear from you!

Contact Information

Feel free to reach out through any of these channels. I typically respond within 24 hours.

Location

New Street Building, MacArthur Highway, Balibago, Angeles City, Pampanga, Philippines

Connect on Social Media

Available for Opportunities

I'm currently open to new opportunities and would love to hear from you. Feel free to reach out through any of the contact methods above.

Full-time
Freelance
Remote