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anidroid1184/README.md

👋 Juan Sebastián Valencia Londoño

LinkedIn Email

🛠️ Embedded Systems Engineer | Firmware Developer | Systems Programmer

Electronics Engineering Student (9th Semester) specializing in robust embedded firmware engineering, bare-metal microcontroller programming, and Edge-to-Cloud architecture. I bridge physical world hardware constraints with optimized backend data structures, focusing on safety, determinism, and high-performance computing.


💻 Technical Stack

🎛️ Low-Level & Embedded Systems

Rust C++ Linux
  • Core Rust (`no_std` Exploration)
  • ESP32 & ATmega328P Hardware Interrupts
  • Serial Busses & Protocols (I2C, SPI, UART)
  • Closed-Loop Digital Control (PID)

🌐 Backend & Data Infrastructure

Python Docker PostgreSQL
  • FastAPI & Django Enterprise Architectures
  • Asynchronous WebSockets Ingestion Pipelines
  • Multi-tenant Isolation & Containerization
  • GCP & Supabase Data Management

📈 Engineering Analytics & Core Metrics

GitHub Stats Top Languages

🌍 Open Source Impact

As an engineer, I believe in learning and building in public. My contributions target systems efficiency, continuous integration automation, and maintaining robust codebase standards across open-source ecosystems.
  • Upstream Contributions: Actively debugging, filtering paths, and submitting precise pull requests to globally recognized core repositories.
  • Infrastructure Automation: Refining container workflows and ensuring optimized execution footprints for edge computing deployments.

📚 Featured Engineering Projects

End-to-end distributed telemetry infrastructure architected for real-time climatic variable streaming and historical data parsing.

  • Stack: FastAPI, Docker, PostgreSQL, Google Cloud Platform.
  • Engineering Highlight: Orchestrated parallel microservice data ingestion pipelines. Optimized production Docker images achieving an 88% container size reduction to run efficiently under resource-constrained edge systems.

Design and hardware deployment of a precise closed-loop digital control system for physical temperature regulation.

  • Stack: MicroPython, ESP32 MCU, Digital Control Architecture.
  • Engineering Highlight: In-software tuning of PID constants, algorithmic sensor noise filtering, and high-frequency hardware PWM actuator manipulation via external hardware interrupts.

Autonomous industrial embedded module designed for real-time audio playback control via physical operator interfaces.

  • Stack: C++, Bare-Metal MCUs, Serial Communication Bus Protocols.
  • Engineering Highlight: Developed high-reliability software debouncing algorithms for critical manual input lines and implemented synchronous peripheral storage query management.

💼 Core Professional Experience

Technical Consultant & Freelance Systems Developer — Workana (4.63/5⭐)

2025 - Present

  • Deployed over 10 embedded solutions, automation scripts, and custom multi-tenant software pipelines for global clients.
  • DevOps Optimization: Designed multi-tenant cloud configurations, shrinking production Docker images from 1GB down to 120MB to lower deployment latencies.
  • Firmware Logic: Collaborated on prototype schematic validation, layout consulting, and custom firmware logic compilation for commercial microcontrolled IoT platforms.

🏆 Key Certifications

  • Advanced FastAPI Design & Enterprise Meta-Backend Systems
  • Terraform on Google Cloud (HashiCorp)
  • Google Cloud Computing Foundations (Google Cloud)
  • Machine Learning Onramp (MathWorks / MATLAB)

Building hardware-software bridges at the intersection of Silicon and Scalable Systems.

Pinned Loading

  1. rust_demo_day rust_demo_day Public

    It's my project course

    Rust

  2. Hackaton Hackaton Public

    Plataforma IoT/Solar multiproveedor con arquitectura modular (FastAPI, React, Supabase). Gestiona +200 plantas con dashboards por rol, sincronización idempotente y panel de simulación en vivo.

    TypeScript