Paulo Coutinho

Profile

Paulo Coutinho

Mobile & Web Engineering Leader · AI Agents

Hands-on engineering leader with 20+ years building production-grade Mobile and Web platforms. I ship native iOS (Swift, Objective-C) and Android (Kotlin, Java) apps backed by shared C++ cores, plus modern web back-ends and APIs in Python (FastAPI, Django) and JavaScript. Deeply involved with Artificial Intelligence and AI agents, designing on-device and server-side automation that brings real-time intelligence to mobile, desktop and the web.

Career experience: 21 years and 4 months

Work Experience

  1. Mobile Engineering Manager — Co-founder

    Jan 2014 — Present

    Ubook · Greater Rio de Janeiro, Brazil

    Co-founder and hands-on lead of Ubook's mobile platform. Own architecture, performance and the long-term technical strategy of the iOS and Android apps powering one of the largest audiobook and spoken-audio platforms in Latin America.

    • Lead native iOS (Swift) and Android (Kotlin) engineering with a shared C++ core for audio, sync and DRM.
    • Pioneered the use of C++ as a cross-platform engine for Android and iOS apps in Brazil.
    • Drove the architecture for offline-first playback, low-latency streaming and store-grade releases.
    • Hands-on with code review, mentoring and shipping critical features alongside the team.
    • Integrate AI/LLM-powered features and on-device intelligence into the mobile experience.

  2. CEO · Mobile & Web Tech Lead

    Jun 2007 — Jan 2021

    PRSoluções · Greater Rio de Janeiro, Brazil

    Founding partner leading the Mobile and Web teams. Hands-on across native iOS/Android delivery and Python/JavaScript web back-ends and APIs for clients across Brazil.

  3. Senior Web & Mobile Systems Analyst

    Jan 2011 — Jan 2014

    Umbarato.com · Greater Rio de Janeiro, Brazil

    Senior analyst leading Web and Mobile initiatives, including team coordination, Scrum practices and the rollout of new mobile products.

  4. Systems Development Analyst

    Jan 2011 — Mar 2015

    WebX Intermediações e Agenciamento via Internet · Brazil

    Web systems development for the Umbarato.com e-commerce brand, building back-end services, integrations and customer-facing features.

  5. Java Developer

    Apr 2010 — Dec 2011

    Bit Services Inovação e Tecnologia (Ideais) · Brazil

    Java developer building the user control panel and the payments and order management modules of the Americanas, Shoptime and Submarino e-commerce sites.

  6. Web Developer

    Jan 2008 — Apr 2010

    Boa Diversão Promoção e Entretenimento · Brazil

    Web developer of the internal system used to manage large events: ticket sales, ticket issuing, cash drops (sangrias), reports and event operations.

  7. Web & Desktop Developer (Visual Basic, Delphi)

    Aug 2006 — Jan 2008

    Zeus Consultoria · Brazil

    Web and desktop development for client projects, building dynamic websites and Visual Basic / Delphi business applications.

  8. Desktop Developer (Visual Basic, Delphi) & Computer Assembly/Maintenance Technician

    Jan 2005 — Aug 2005

    Ecosystem de Alcântara Comércio e Serviços de Informática · Brazil

    Desktop applications development in Visual Basic and Delphi alongside hands-on assembly and hardware-level maintenance of computers — the early hands-on technical foundation of my career.

Education

Specialization in Mobile Development, Information Technology

Jul 2022 — Dec 2023

Estácio · Post-graduation

Native Mobile development for Android and iOS using Java, Kotlin and Swift, covering UI/UX, API integration, automated testing, distribution and production-grade best practices.

Bachelor's degree in Theology

Jan 2019 — Dec 2021

FACITE · Bachelor's degree

Side Projects

IonClaw

Jan 2024 — Present

Cross-platform AI agent designed to run directly on mobile, desktop and server, bringing real-time automation and on-device intelligence to iOS and Android with a Python core.

View project

XPLPC

Jan 2022 — Present

Cross-Platform Lite C++ Connector for sharing native C++ code across iOS, Android, desktop and web targets through a single API.

View project

Navitium

Jan 2023 — Present

Cross-platform native mobile framework focused on long-term maintainability, performance and store-grade delivery for iOS and Android.

View project

Kaktos

Jan 2021 — Present

Python static site generator built for serverless deployment workflows.

View project

Skills

Top Skills

  • iOS · Swift · Objective-C
  • Android · Kotlin · Java
  • C++ shared cores
  • Python · FastAPI · Django
  • AI Agents & LLM tooling

Skills

  • JavaScript · TypeScript
  • REST & GraphQL APIs
  • System architecture
  • Cross-platform engineering
  • Performance & profiling
  • CI/CD & release engineering
  • App Store & Play Store delivery
  • Hands-on tech leadership
  • Mentoring & code review
  • Open Source maintainer
  • On-device AI inference
  • Prompt engineering & RAG

Languages

  • Portuguese

    Native

  • English

    Advanced

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