Skip to content
View helioLJ's full-sized avatar
31 followers · 46 following
  • Brazil
  • 12:00 (UTC -03:00)

Achievements

Achievement: QuickdrawAchievement: Pull Sharkx2Achievement: YOLO

Achievements

Achievement: QuickdrawAchievement: Pull Sharkx2Achievement: YOLO

Block or report helioLJ

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don't include any personal information such as legal names or email addresses. Markdown supported. This note will be visible to only you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
helioLJ/README.md

Hi there, I'm Hélio Lúcio 👋

I'm Hélio Lúcio, a Senior Software Engineer who builds scalable, reliable, and well-designed systems.

I focus on turning complex challenges into clean architectures — connecting backend services, modern web apps, and cloud infrastructure. My work blends engineering discipline, automation, and a drive to deliver software that’s both efficient and meaningful.

 Coding animation

🎯 What I'm passionate about

Tech passion animation

I’m driven by the challenge of building robust systems that make a difference. Whether it’s architecting reliable backends, improving performance at scale, or refining developer experience — I focus on engineering that delivers real impact.

  • 🔧 Backend Craft — Writing clean, maintainable code in Python, TypeScript, and Go
  • ☁️ Cloud Architecture — Designing serverless, event-driven systems on AWS and Azure
  • 🤖 AI/ML Engineering — Building intelligent systems with LangChain, LangGraph, RAG, and Vector Databases
  • ⚛️ Frontend Magic — Creating delightful user experiences with React and Next.js
  • 🔄 DevOps Excellence — Automating everything, from CI/CD to infrastructure as code

🚀 Featured Projects

Here are some projects I'm particularly proud of:

📦 Projects 📜 Language
⚡ pyforge — Production-ready FastAPI backend starter template with Python 3.14+, SQLAlchemy 2.0, Pydantic v2, and clean architecture Python
📝 youtube-transcript-copier — Chrome extension to copy YouTube transcripts with AI-friendly features JavaScript
📊 signal_ops — Monorepo for backend (NestJS) and observability (Grafana LGTM + OTEL) TypeScript
🍅 pomotui — A simple and beautiful Pomodoro timer TUI built with Go and Bubble Tea Go
🤖 VideoInsightAI — Modern web app that analyzes YouTube playlists and videos with AI. Bulk extract transcripts, generate summaries, and get smart insights Python
🗄️ simple-database-in-c — A lightweight SQLite clone written in C that implements B-trees, paging, and basic SQL operations C
₿ bitcoin_tracker_in_go — A Bitcoin price tracker CLI application written in Go that provides real-time price updates, alerts, and historical logging Go
🎬 bun-media-grabber — Fast CLI to download videos and audios from YouTube, X, TikTok, SoundCloud and more — powered by yt-dlp + ffmpeg, wrapped in Bun TypeScript

🛠️ Tech Stack

Languages & Frameworks

Python TypeScript JavaScript Go FastAPI Django NestJS React Next.js

AI & Cloud

LangChain AWS Azure Docker Kubernetes

Databases & Tools

PostgreSQL Redis DynamoDB Git GitHub Actions

🎓 Certifications

AWS Certified Developer – Associate AWS Certified Cloud Practitioner Microsoft Certified: Azure Fundamentals

Pinned Loading

  1. youtube-transcript-copier youtube-transcript-copier Public

    Chrome extension to copy YouTube transcripts with AI-friendly features

    JavaScript 10 1

  2. rate_limiter_in_go rate_limiter_in_go Public

    A production-ready distributed rate limiter for APIs using a Redis-backed token bucket. Includes a Gin middleware and a reverse-proxy sidecar for protecting upstream services.

    Go

  3. pyforge pyforge Public

    Production-ready FastAPI backend starter template with Python 3.14+, SQLAlchemy 2.0, Pydantic v2, and clean architecture

    Python

  4. bun-media-grabber bun-media-grabber Public

    Fast CLI to download videos and audios from YouTube, X, TikTok, SoundCloud and more — powered by yt-dlp + ffmpeg, wrapped in Bun.

    TypeScript 1

  5. bitcoin_tracker_in_go bitcoin_tracker_in_go Public

    A Bitcoin price tracker CLI application written in Go that provides real-time price updates, alerts, and historical logging capabilities.

    Go 2

  6. pomotui pomotui Public

    A simple and beautiful Pomodoro timer TUI built with Go and Bubble Tea. Manage your focus and rest periods directly from your terminal.

    Go 1