Production HealthTech SaaS
psicologiaefectiva.web.app
Psicología Efectiva
Full-scale clinical and corporate psychometric SaaS in production. Features 20+ standardized tests (Stroop, TMT, ICAR, Wonderlic) with real-time browser scoring, multi-tenant isolation via Firestore security rules, anonymous candidate testing links, and automated psychotechnical PDF reporting.
⚡ 75% Faster Turnaround:
Automated 20+ clinical test batteries with zero backend server overhead; reduced psychotechnical evaluation turnaround time by 75% for corporate selection.
Firebase Hosting
Cloud Firestore
Firestore Security Rules
20+ Psychometric Engines
Automated PDF Engine
Multi-Tenant RBAC
Biomarkers & ML
Live Demo
DopamineScan
Real-time neurocognitive telemetry and digital biomarkers platform. Quantifies psychomotor vigilance (PVT), millisecond reaction latencies, and executive control using high-frequency browser Web Audio synchronization and dynamic 9:16 Canvas report rendering without clinical hardware.
⚡ ±2ms Telemetry Precision:
Sub-millisecond reaction latency capture; reduced assessment friction by 80% via browser-based testing and dynamic Canvas synthesis.
Python
NumPy
SciPy
Web Audio API
GitHub Pages
Cloud Data Engineering
Producción
Behavioral Health Pipeline
Distributed, HIPAA-compliant ETL/ELT data pipeline for longitudinal behavioral healthcare telemetry. Orchestrates automated batch ingestion, PySpark transformations, dimensional star-schema modeling with dbt, cryptographic hashing (SHA-256), and Parquet Lakehouse storage.
⚡ 500k+ Events in <45s:
Distributed PySpark batch processing with strict dbt schema validation, cryptographic de-identification, and query-optimized Lakehouse tables.
PySpark
PostgreSQL
dbt
Docker
BigQuery
ML & Time Series
<120ms API
BTC Quant Lab
Quantitative lab for financial time-series forecasting. 25+ vectorized technical features and ML models trained via walk-forward validation without lookahead bias.
⚡ 118ms REST API Latency:
Ultra-fast inference on FastAPI; zero lookahead bias achieved through rigorous walk-forward time-series cross-validation.
Python 3.11
pandas
scikit-learn
FastAPI
Pydantic
AI & LLM Evaluation
Benchmark
Cognitive Agent Evaluator
Evaluation framework for Large Language Models (LLMs). Subjects AI agents to standardized psychometric batteries to measure bias, reasoning drift, and hallucinations.
⚡ 100+ Stress Scenarios:
Automated psychometric battery for LLMs; cuts qualitative prompt audit time by 60% across production AI pipelines.
Python
LLM Orchestration
Psychometrics
PyTest
Algorithmic Fairness
Auditing Engine
FairTalent Engine
Demographic fairness and de-biasing audit engine for AI hiring systems. Calculates Disparate Impact and Predictive Parity across HR data pipelines.
⚡ Four-Fifths Rule Enforced:
Automated disparate impact auditing and Pareto post-processing mitigation with >95% merit retention for algorithmic hiring.
Python
Statistical Parity
Fairlearn
FastAPI
Production Mobile App
Google Play
NeuroGym Live
Interactive brain training platform published on Google Play Store. 49 cognitive games, offline-first SQLite telemetry, Firestore sync, and hybrid local/cloud AI assistant.
⚡ +35% Retention & 99.8% Availability:
Real-time DDA algorithm driven by reaction-time telemetry and robust offline-first SQLite synchronization with zero crashes.
React Native
SQLite
Firebase
Vercel Serverless
Google Play
Mobile Architecture
46 Tests Jest
SmartGym
100% offline-first strength training and periodization engine. Modular codebase of ~19,600 TypeScript lines, Clean Architecture, and 12-week progression algorithms.
⚡ 100% Pass in 46 Tests:
Pure offline-first strength periodization and 1RM calculation engine with zero external runtime dependencies.
React Native
TypeScript (~19.6k LoC)
Jest Testing
AsyncStorage
Web & LLM Orchestration
IA Adaptativa
EnglishEasy
Adaptive language learning web platform with real-time phonetics and grammar AI evaluation. Dynamically orchestrates multi-provider LLMs via serverless proxies optimizing token usage and load times.
⚡ 45% Lower Latency & 30% Token Savings:
Multi-provider LLM orchestration through intelligent serverless proxy routing and phonetic evaluation on Vercel.
React
Vite
TypeScript
Firebase
Serverless LLM Proxy
Native Android & Cryptography
Seguridad
Centinela
Native anti-theft Android security app built with Clean Architecture. Cryptographic protection for credentials and PIN at rest using PBKDF2 key derivation and HMAC-SHA256, with reactive Room DB persistence.
⚡ Sub-15ms Security Unlock:
Hardware-accelerated biometric/PIN validation using PBKDF2 key derivation, HMAC-SHA256, and reactive Room DB storage.
Kotlin
Jetpack Compose
Room DB
DataStore
PBKDF2
