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Who Am I?

I'm Aiden Liam De Castro, a Fullstack Developer with 7+ years of experience. I specialize in building robust backend systems, data-driven applications, and scalable cloud infrastructure.

My core stack includes Python, FastAPI, Pandas, and AWS, alongside modern frontend frameworks like React and Next.js. I have a strong foundation in architecting cloud infrastructure with Terraform and managing scalable databases. I also integrate AI models and intelligent workflows to streamline processes and enhance user experiences.

7+
Years Exp.
18
Projects
99%
Uptime

Currently

  • Applied AI Engineer at EON Reality
  • Building AI Solutions, Workflows & Integrations
  • CCAR-F Claude Certified Architect

Tech Stack

Technologies I use to bring ideas to life

I bridge the gap between cutting-edge AI innovation and practical business solutions, leading teams to deliver production-ready applications that users trust and businesses value.

Transforming Complex Challenges Into Elegant, Scalable Solutions

aiden@neural-core: ~
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Experience & Education

Download Full CV

Work Experience

Applied AI Engineer

EON Reality

Jan 2026 - Present
  • Developing AI solutions and automated workflows using Claude Code and Replit
  • Integrating Live Avatar APIs, custom GPTs, and intelligent chatbots into production environments
  • Architecting resilient full-stack applications with an emphasis on seamless AI agent integrations

Technical Team Lead - Backend AI Developer

Christian Zurita (Kinesso - Head of Agency)

June 2023 - Dec 2025
  • Led development team of 5 engineers to build AI-powered web applications using Python (Flask/FastAPI) and React/Next.js
  • Integrated ChatGPT APIs, local LLMs, and Stable Diffusion, achieving 70% reduction in content creation time
  • Architected AWS infrastructure using Terraform, reducing infrastructure costs by 30%
  • Successfully delivered 8 production applications with 99.9% uptime

Software Development Intern

Cooperativa Crea

2022 - 2023
  • Optimized core system modules, improving processing efficiency and code scalability
  • Managed SQL Database administration and complex query optimization
  • Ensured business continuity through security backups and network troubleshooting

Freelance Audiovisual Producer & Web Developer

Multiple Clients

2018 - 2022
  • Engineered 15+ high-performance websites with 95% client satisfaction rate
  • Maintained 99.9% uptime through VPS management, SSL, and CDN integration
  • Developed comprehensive brand identities for 10+ businesses

Web Developer

VASEGIN CÍA LTDA

2018 - 2019
  • Developed and maintained corporate website with custom PHP backend
  • Implemented technical support systems reducing downtime by 30%
  • Managed database optimization improving site performance by 45%

Education

Bachelor of Science in Software Engineering

Universidad Politécnica Nacional

Quito, Ecuador

2026
IELTS English Certificate - B2
Education First | 2019

Certifications

CCAR-F Claude Certified Architect
Anthropic2026
AWS Machine Learning Nanodegree
Udacity2025
AI Programming with Python Nanodegree
Udacity2024-2025
Generative AI with AWS Nanodegree
Udacity2024
GitHub Foundations Certification
Microsoft/GitHub2024
CCNP: Advanced Routing
Cisco2024

Key Achievements

70%
Time Saved via AI
30%
Cost Reduction
5+
Team Members Led
50%
Conversion Boost

Discover My Work
and Concepts

Explore projects spanning AI integration, cloud architecture, and full-stack development, some concepts that turned into successful implementations and others simply showcase my expertise in simple projects.

AdCreator

AdCreator

Clothing AI Wardrobe

Clothing AI Wardrobe

Alba

Alba

AdAssistant

AdAssistant

Neural Network Visualizer

Neural Network Visualizer

Cinema App personalization UI

Cinema App personalization UI

Ai Agency Landing Page

Ai Agency Landing Page

TXT Chat

TXT Chat

Anasanas Landing Page

Anasanas Landing Page

Digital Hackers Website

Digital Hackers Website

Data Dinamic Dashboard

Data Dinamic Dashboard

ENGINEERING ESSAYS & INSIGHTS

Blog & Technical Insights

In-depth perspectives on production AI systems, serverless cloud infrastructure, agent orchestration, and alignment.

AI Orchestration6 min read

Scaling Production AI Workflows with n8n & Autonomous Agents

A battle-tested guide to architecting self-healing automation pipelines combining n8n, Claude Code, and local model fallbacks. Eliminate 80% of manual data triage and keep uptime at 99.9%.

#n8n#Autonomous Agents#Claude Code#Resilience
Read Essay
AI Safety & Alignment8 min read

When AI Models Look Inside: Introspection & Alignment

Exploring how internal state representation and uncertainty markers in frontier models (like Claude) unlock self-verification, safer decision boundaries, and transparent reasoning.

#Anthropic Research#Alignment#Interpretability#Telemetry
Read Essay
Cloud Architecture7 min read

Building High-Throughput Serverless AI on AWS Lambda

Architecting sub-second AI endpoints using AWS Lambda, SageMaker Serverless Inference, API Gateway, and Terraform. Scale from 0 to 10k requests with minimal baseline cost.

#AWS Lambda#SageMaker#Terraform#Serverless
Read Essay
Local LLMs & Privacy5 min read

The Enterprise Guide to Local LLM Infrastructure

Why private, on-premise model execution is essential for sensitive data compliance. Benchmarking DeepSeek-R1, LLaMA 3, and quantized open weights with unified OpenAI-compatible gateways.

#Local LLM#vLLM#Data Privacy#Quantization
Read Essay
✨ Full articles written by Aiden Liam • Focus on Real-World Enterprise Implementations

Let's Connect

Whether you're looking to collaborate on an AI project, need technical consulting, or just want to discuss the frontiers of technology — I'm always open to connecting.

Open to global AI & Fullstack opportunities

© 2026 Aiden Liam De Castro. Built with passion & AI.

Spanish (Native) • English (C1 Professional) • German (A1)