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Backend Developer & Drone Specialist

Building the Future with Code & Flight.

Creating robust backend systems and exploring the skies with drone technology. Based in Seoul, KR.

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01

About Me

I am Song Junseo, a passionate developer with a unique blend of skills in software engineering and drone technology.

Graduated from Seoul Robot High School, I have honed my skills in Python, Django, and FastAPI. My journey isn't just about code; it's about solving real-world problems, whether it's creating efficient SaaS platforms like the Discord R Chatbot or piloting unmanned multi-copters.

1+ Years Coding
3+ Projects
Song Junseo
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Expertise

Python Ecosystem

Django, FastAPI, PyTorch. Building scalable backends and AI integrations.

AI & RAG

Implementing Retrieval-Augmented Generation for intelligent chatbots and services.

Drone Tech

Certified Ultralight Vehicle Pilot. Experience in drone construction and RF communication.

DevOps & Cloud

Linux server management, Docker, and cloud deployment strategies.

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Selected Works

Discord R Chatbot

A SaaS platform for game community management. Features real-time Q&A using RAG technology, automating support for server administrators.

  • FastAPI
  • RAG
  • ChromaDB
  • Python
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SSAFY AI Challenge – VQA

Improved VQA performance from baseline 0.76028 to 0.94187 using Qwen2.5-VL. Performed data analysis, LoRA fine-tuning, TTA, and systematic experiment tracking on AWS G5/A100 infrastructure.

  • Qwen2.5-VL
  • Python
  • AWS
  • VQA

SelF – Agricultural E-commerce

E-commerce platform for agricultural products. Implemented the entire Django REST API backend (Members, Products, Orders). Designed user behavior logging (Views, Cart, Wishlist, Purchase) and implemented recommendation algorithms. Collaborated on Frontend design and layout discussions.

  • Django
  • REST API
  • Recommendation System
  • Data Logging

Industrial Drone Control

Competed in the Industrial Drone Control Skills Competition. Specialized in assembling industrial drones and programming autonomous flight missions using Pixhawk flight controllers and Mission Planner.

  • Pixhawk
  • Mission Planner
  • Autonomous Flight
  • Drone Assembly

Mine X Network

Operated a Minecraft server (Oct 2024 - May 2025) with 1,000+ cumulative players. Focused on server optimization using Ubuntu Linux and proxy splitting. Implemented robust security measures including Cloudflare Spectrum and origin/proxy separation to defend against DDoS attacks. Developed custom plugins using Java.

  • Ubuntu Linux
  • Cloudflare Spectrum
  • Java
  • Server Security

Let's Work Together

Interested in collaborating or have a project in mind? I'm always open to new challenges in backend development and drone tech.