My Portfolio

Hi, Nice to meet you

Senior Full Stack, AI and Blockchain Engineer

Specialized in Smart Contract | Full-stack | AI Development

Seasoned Full Stack Blockchain and AI Expert with over 10 years of experience in developing decentralized application and smart contracts. Possessed a unique blend of both user-friendly front-end and robust back-end development skills. With a solid foundation in programming languages such as JavaScript, Python, and C++, and a deep understanding of software development principles and best practices. Passionated about creaing innovative and efficient solutions to complex problems.

Skills

Smart Contract

95%

Decentralized Application

95%

Blockchain Architecture

85%

Full Stack

95%

90%

MobileApp

80%

SERVICES

Blockchain Development

I have been working as a Blockchain Developer for 8 years.
Mostly work as a Smart Contract Developer.
- Smart Contract
- Decentralized Application
- Blockchain Architecture
- Consensus Algorithm
- NFT
- Cryptography
- Solidity, Golang, Rust

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Web Development

10 years of experience in Full Stack AI development.
- Strong HTML + CSS, SCSS, Tailwind CSS, TypeScript
- Node.js, Express, FastAPI, Nest, Python
- React, Next.js, Redux, React Hooks, React Native
- Apollo, GraphQL, Firebase
- MongoDB, mongoose, postgreSQL, MySQL, Firebase, Supabase
- OpenAI, LangChain, LangGraph
- Socket programming, socket.io, websocket
- AWS services, Azure, Google cloud
- CI/CD, Git, Docker, Kubernetes, Jenkins

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What I can do

Blockchain Developement

Smart contracts
Decentralized Application
Blockchain Architecture

Bitcoin    Ethereum
Hyperledger    Cosmos SDK
Evmos    Solana

Full-stack Development

Front-end

Back-end

Web & Mobile Frontend Development
Smart Contract ABI integration
NodeJS Backend Development

AI

LangChain

FastAPI

JenKins
AWS    Google Cloud    Azure
Git    GitHub    GitLab
Docker    Kubernetes

P r e v i o u s W o r k s

React + NodeJS + Ethereum + Solidity

React + NodeJS + NFT + Ethereum

NextJS + Express.JS + Evmos

Next + React + NodeJS + TailwindCSS

React + NextJS + NodeJS + Solidity

React + TailwindCSS + Ethereum

React + Next + NodeJS + TailwindCSS

TypeScript + NextJS + Solidity + EthersJS

React + jQuery + Firebase

React + Next + NodeJS

TypeScript + NextJS + Solidity + EthersJS

TailwindCSS + Cloudflare

jQuery + Bootstrap

React + Next + NodeJS

Vue + Nuxt + NodeJS + Firebase

Wordpress + PHP + jQuery + MySQL

NextJS + React + NodeJS

LangChain + FastAPI

donaldo11sea@gmail.com

Discord : Joselito Angeles   
 Telegram : Joselito Angeles
                 
Full Time Availability