Célio Vieira — Founder, AI & Data Engineer

Architecting AI Systems, Lakehouses & Distributed Cloud Engines

Engineering applied AI pipelines, agents project architecture, and lakehouse architectures — powered by deep foundations in Distributed System Architecture and FullStack Product Engineering.

Applied AI & RAG Lakehouses & Spark System Architecture FullStack Systems

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The Aldeon Ecosystem

Aldeon (aldeon.app) is my venture engineered to build, launch, and operate autonomous digital products, consumer mobile apps, and applied AI engines.

Platformaldeon.app

Aldeon Venture Studio

Autonomous Multi-Product Venture Ecosystem & Applied AI Studio

Visit aldeon.app Architecture Deep-Dive

Serving as the central web platform, orchestration layer, and consolidated host for 5 autonomous products, AI-driven automation, and multi-cloud backends.

5 Active ProductsVercel Edge SSR (gru1)Zero-Backend IsolationAWS • GCP • SupabaseTerraform IaCRevenueCat & Stripe

Active Ventures & Child Applications

Live Consumer AppiOS • Android • Web

Be Your Stories (BYS)

Cross-platform storytelling & reading platform on Web, iOS, and Android.

Digital publishing ecosystem engineered with offline-first local synchronization, sub-15ms Meilisearch indexing, AWS Polly audiobook narration, and multi-platform apps live on App Store & Google Play.

React Native ExpoOffline-FirstSupabaseMeilisearch (<15ms)AWS Polly Audio

Web Application App Store (iOS)Google Play (Beta)Deep-Dive

Logistics & PropTechAndroid Beta • Web • Cloud

Pack

Mailroom automation & sub-1.2s multimodal OCR delivery control for residential communities.

Condominium mailroom logistics app featuring sub-1.2s Gemini 2.5 Flash OCR parsing (99.4% accuracy), Legend-State v3 local-first reactivity, dynamic QR/PIN handover, and automated 48h EventBridge dwell-time reminders.

Gemini 2.5 OCR (<1.2s)Legend-State v3Expo SDK 57DynamoDB + FirestoreEventBridge 48hTerraform

Web Application Google Play (Beta)Deep-Dive

Creative AI & AR StudioiOS • Android Beta • Web

TATU Design

AI tattoo stencil studio, 60 FPS AR skin projection & thermal export engine.

Design studio app empowering tattoo artists with multi-style AI stencil generation (line-art, blackwork, fine-line), 60 FPS AR camera skin-lock projection, and 1080p thermal PNG export.

60 FPS AR Skin-LockSobel/Bayer StencilsFirebase AIExpo SDK 574K Thermal Export

Web Application App Store (iOS)Google Play (Beta)Deep-Dive

Marketing Automation & AIAndroid Beta • Web • Cloud

PostHub

Autonomous 5-platform content publishing & multi-channel syndication engine.

Serverless distribution pipeline automating content syndication across LinkedIn, X, Substack, Facebook, and Instagram with AWS Step Functions state machines and 1-click approvals.

AWS Step Functions5 Social Networks1-Click ApprovalDynamoDB WebSocketsGemini Imagen

Web Application Google Play (Beta)Deep-Dive

Accessibility & 3D Vision AIWeb 3D Studio • GCP Cloud Run

HandSpeak

Real-time 60 FPS 3D Libras translation, WebGL sign tutor & P2P video calls.

Accessible communication platform featuring 60 FPS MediaPipe 3D hand tracking, full A–Z datilology with phonetic Levenshtein disambiguation, a 21-joint Three.js WebGL sign tutor, encrypted PeerJS WebRTC video calls with live captions, and dual-layer Trust & Safety moderation on GCP Cloud Run.

60 FPS 3D Hand TrackingThree.js WebGL RigPeerJS WebRTC P2PPhonetic Levenshtein AIMultimodal Safety GuardGCP Cloud Run

Web Application Deep-Dive

Open-Source Toolnpm package

NodeJS App Builder

Microservices CLI generator & clean architecture template on npm.

Developer productivity tool downloaded on npm to scaffold production-ready Node.js APIs with clean architecture, strict linting, Docker orchestration, and automated CI test suites.

View Package Source Code

Cloud Infrastructurenpm package

AWS CDK Factory

Infrastructure as Code framework for automated landing zones.

Modular AWS CDK constructs and deployment pipelines automating multi-account cloud topologies, lakehouses, and container clusters with enterprise guardrails.

View Package Source Code

Technical Pillars

AI & Data Engineering Pillars

Where applied AI and data systems meet robust system architecture and full-stack execution.

Applied AI & Private LLM Systems

Architecting zero-leakage enterprise RAG pipelines, local quantized model hosting (Ollama, HuggingFace), hybrid vector search, and autonomous multi-step agentic workflows.

RAG PipelinesMultimodal Vision/OCRLocal LLMs (Ollama)HuggingFaceVector DBsAI GuardrailsAgentic Loops

Lakehouses & Data Engineering

Designing high-throughput streaming and batch lakehouses handling billions of events with ACID transactions, partition evolution, and S3 cost optimization using Spark and Iceberg.

Apache SparkApache IcebergKafkaAirflowAWS GlueEMRAthena

Distributed System Architecture

Building resilient event-driven architectures, domain-driven design (DDD), transactional microservices, automated landing zones, and cloud FinOps governance.

System DesignEvent-DrivenAWS Step FunctionsGCP Cloud RunTerraform IaCTenant IsolationFinOps

Full-Stack Product Engineering

End-to-end software delivery from customer validation to high-velocity MVP and scaled multi-platform systems across Web, iOS, and Android with 60 FPS WebGL/AR and edge SSR.

React 19React Router SSRReact Native (Expo 57)TypeScriptThree.js / WebGLWebRTC P2PTailwind CSS

Knowledge Hub