Seoul, South Korea

Vivian Lima

AI Engineer · Backend Engineer

Building AI agents, LLM systems & backend infrastructure

From Brazil → Seoul via GKS Scholarship

LG CNSLG CNS
·
Yonsei UniversityYonsei University
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AI Engineer Associate

LG CNS

Apr 2026 – Present

Seoul, South Korea

  • Building and deploying AI Agent models and MCP servers for enterprise use cases
  • Creating automation workflows integrating LLMs into business processes
  • Cleaning and preprocessing data for AI pipelines; team of ~30 engineers

Global Intern — AI Analytics Team

LG CNS

Jul 2025 – Aug 2025

Seoul, South Korea

  • Built and optimized web interfaces with React, Next.js, TypeScript
  • Supported Docker-based deployment and containerization
  • Researched LLM deployment and integration into enterprise systems

Backend Engineer, R&D

Skapi

Mar 2024 – Jun 2025

Seoul, South Korea

  • Designed and optimized backend features in Python and Node.js on AWS
  • Implemented new functionalities and resolved critical bugs
  • Authored comprehensive technical documentation

Computer Vision R&D Intern

4S Mapper

Jan 2024 – Feb 2024

Seoul, South Korea

  • Built image recognition model with YOLOv8 for bicycle and helmet detection
  • Developed Python system to process drone data for speed calculations

Customer Success

Hostinger

Feb 2020 – Oct 2020

Brazil (Remote)

  • Technical support: DNS, SSL, cPanel, TCP/IP, HTTP, FTP configurations
  • Resolved complex hosting and server issues for international clients

Yonsei University

B.Eng. Civil & Environmental Engineering

+ Linked Degree in Artificial Intelligence (K-Water Program)

Mar 2022 – Feb 2026

  • Global Korea Scholarship (GKS) — fully funded by Korean government
  • Capstone: LSTM + XGBoost for River Water Level Prediction
  • Excellence Award Scholarship — 1st, 3rd, and 4th semesters

Skills

PythonTypeScriptJavaScriptReactNext.jsNode.jsLLM SystemsAI AgentsMCP ServersYOLOv8Computer VisionPrompt Engineeringn8nREST APIsDockerAWSSQLiteGitGitHubTechnical DocsDNS & SSL

Languages

PortugueseNative
EnglishFull Professional
KoreanAdvanced (TOPIK II Lvl 5)
SpanishLimited Working

Certificates

CS50 Python — Harvard University

Ready Player 50: Prompt Engineering — Harvard University

TOPIK Level 5 (TOPIK II) — NIIED

Strategic Planning — Coursera/Udemy