andres paez ortiz

Architected and delivered an end-to-end multi-tier AI platform combining local on-device inference with cloud services:

• On-Device AI & RAG Pipeline: Implemented local vector retrieval (ObjectBox) and ONNX Runtime embeddings, with C++/Kotlin multi-threading optimizations (Dispatchers.IO) to ensure zero UI lag during real-time biometric analysis. Orchestrated dual AI pipeline pairing local models

- Led the end-to-end development of a sophisticated hybrid mobile application, architecting a communication layer between React-based web components and native iOS/Android modules via custom native bridges.




- Engineered and maintained complex native modules on both platforms to expose device-specific APIs (sensors, health data) to the JavaScript layer, facilitating seamless functionality withi

- Led comprehensive mobile development curriculum covering Android (Kotlin/Java) and iOS (Swift/Objective-C)
- Designed and delivered practical coursework on modern architectural patterns (MVVM, MVP, MVC, VIPER, MVI)
- Guided students through full app development lifecycle including store deployment on Google Play Store, Apple App Store, and AppGallery
- Implemented continuous integration using Co

- Architected and delivered a secure, cross-platform mobile banking app from scratch for Coopecaja using Flutter, Dart, Riverpod, and Clean Architecture.
- Implemented Server-Driven UI (SDUI) dynamic screens tailored to backend feature flags, repository pattern, and offline persistence.
- Designed backend API contracts with Node.js and TypeScript via Swagger/OpenAPI for secure financial transactio

- Led feature development on The Home Depot enterprise iOS application in Swift, SwiftUI, and UIKit.
- Mentored junior engineers, established architectural standards, and led rigorous peer code reviews.
- Optimized application rendering and networking, driving a 20% boost in UX metrics and a 10% increase in user retention.
- Collaborated in high-velocity sprints within distributed Agile teams.

- Directed technical architecture across enterprise web and mobile applications, leading cross-functional teams of 10+ engineers (iOS, Android, Flutter, React, Node.js).
- Architected and delivered the Utah Valley University (UVU) Student mobile app from scratch, implementing OAuth 2.0 authentication and offline data persistence.
- Established automated CI/CD pipelines (CircleCI, Fastlane), reduci

- Instructed undergraduate software engineering courses covering Web Development, Object-Oriented Programming, and Operating Systems.
- Mentored over 150+ students in software architecture, clean code principles, and collaborative Git workflows.
- Served on the university's academic curriculum evaluation and accreditation committee.

- Engineered high-performance mobile features for enterprise clients in Swift (iOS) and Kotlin (Android).
- Designed reactive state management architectures and implemented local data persistence strategies.
- Integrated RESTful APIs with resilient retry policies, token management, and offline-first capabilities.
- Maintained high test coverage with automated unit and widget test suites.

- Developed cross-platform features for the Univoice language learning application using Flutter, Dart, and Clean Architecture.
- Implemented reactive state management using BLoC, Provider, and asynchronous Dart Streams.
- Built custom native bridges for audio processing and speech recognition modules across iOS and Android.

- Engineered high-traffic Android features for Rappi and Rappi Partners apps serving millions of active users across Latin America.
- Modernized UI modules and optimized application cold-start time and rendering performance using Kotlin, Coroutines, and MVVM.
- Collaborated in large-scale multi-module codebases following Agile Scrum and strict CI/CD delivery pipelines.

- Designed interactive UI/UX prototypes and wireframes in Adobe XD and Figma for Costa Rica's national telecom provider (ICE / Kölbi).
- Developed customer-facing native Android features utilizing MVVM architecture, integrating telecom service accounts, usage telemetry, and bill payment flows.
- Collaborated in cross-functional squads aligning business requirements with technical delivery.

- Engineered enterprise native Android applications and integrations for utility and telecommunications providers (Kölbi+, JASEC).
- Implemented background synchronization services, SQLite persistence layers, and RESTful network clients.
- Maintained code quality through automated testing and continuous integration workflows.

- Engineered a secure native Android mobile application for a 10-year FDA clinical trial studying breast implants across thousands of patients and physicians.
- Implemented MVVM architecture, HIPAA-compliant secure medical messaging, and custom OCR scanning with Google Vision API to accurately parse implant serial numbers.
- Integrated encrypted local caching and secure RESTful synchronization wit

Project TPEMOO




- Led the development and implementation of a comprehensive student management system, enabling bus drivers to effortlessly access and update their students' list, ensuring seamless transportation management.

- Designed and integrated a robust receipt management module, allowing drivers to efficiently track and manage receipts for better record-keeping and accountability.

- Pi

May 2020

Jul 2020

Aug 2019

Sep 2019

Aug 2018

Convert an App to Kotlin

Jul 2015