Jesus Alejandro Trejo Martinez

Jesus Alejandro Trejo Martinez Email and Phone Number

Senior Android Developer | Kotlin & Jetpack Compose Expert | Building Scalable Mobile Apps | Firebase & Clean Architecture Specialist @ KMA Tech
london, london, united kingdom
Jesus Alejandro Trejo Martinez's Location
Miranda State, Venezuela, Venezuela, Bolivarian Republic of
About Jesus Alejandro Trejo Martinez

I am a Senior Android Developer with over 9 years of experience building high-quality, scalable mobile applications. My core expertise lies in Kotlin, Jetpack Compose, and integrating advanced technologies such as Firebase, Google Play Services, and RESTful APIs.I have a proven track record of leading Android projects from scratch, refactoring legacy apps, and implementing clean, maintainable architectures (like Clean Architecture and MVVM). My experience spans industries like fintech, healthcare, and retail, and I am skilled in optimizing apps for performance and scalability.I’m passionate about leveraging the latest Android technologies to solve complex problems and deliver seamless, high-performance mobile experiences.

Jesus Alejandro Trejo Martinez's Current Company Details
KMA Tech

Kma Tech

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Senior Android Developer | Kotlin & Jetpack Compose Expert | Building Scalable Mobile Apps | Firebase & Clean Architecture Specialist
london, london, united kingdom
Website:
kmatech.co
Employees:
6
Jesus Alejandro Trejo Martinez Work Experience Details
  • Kma Tech
    Senior Android Developer | Kma Tech
    Kma Tech Mar 2022 - Present
    London Area, United Kingdom
    As the Senior Android Developer at KMA Tech, I was responsible for developing two Android applications from the ground up. My role included leading the architecture design, module creation, and implementation of key features to ensure seamless functionality and scalability.Key Responsibilities:Developed Android apps using Kotlin, Clean Architecture, and Jetpack Compose.Integrated local databases with Room, as well as payment services like Stripe and Moyasar.Implemented NFC reading, Deep Link Management, and Firebase services for database and authentication.Both apps were successfully launched on the Google Play Store.
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  • Airtm
    Senior Android Developer | Airtm
    Airtm Oct 2021 - Jun 2023
    Mexico City, Mexico
    As the Senior Android Developer at Airtm, I was responsible for enhancing the app used by 500,000 active users. My work included leading a refactor to modernize the codebase and improve the app's performance, as well as upgrading the UI using Jetpack Compose.Key Responsibilities:Refactored the app’s architecture from Java to Kotlin to improve maintainability and scalability.Performed unit and integration testing to ensure functionality and code quality.Migrated the UI from XML to Jetpack Compose, optimizing performance and user experience.
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  • Chiper
    Senior Android Developer | Chiper
    Chiper Aug 2020 - Oct 2021
    Bogotá, Capital District, Colombia
    In this role, I led the refactor and optimization of Chiper’s custom Android Point of Sale (POS) app. My work focused on improving app performance and integrating hardware components to ensure seamless communication between the app and POS devices.Key Responsibilities:Led the transition of the app from Java to Kotlin, improving performance and code maintainability.Integrated custom hardware components for the POS system.Managed app releases and improved the UI/UX for a better user experience.
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  • Daytoday Health
    Senior Android Developer
    Daytoday Health Jul 2019 - Aug 2020
    Bangalore Urban, Karnataka, India
    At Day To Day Health, I was responsible for building an Android healthcare app from scratch. My role included defining the architecture, developing features, and ensuring the app’s stability and scalability using Clean Architecture.Key Responsibilities:Designed and built the app using Kotlin and Clean Architecture, focusing on modularity and scalability.Developed healthcare service features and implemented unit testing for key components.Successfully launched the app on the Google Play Store, providing a seamless user experience.
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  • Teravision Technologies
    Senior Android Developer
    Teravision Technologies Feb 2018 - Jun 2019
    Caracas Area, Venezuela
    As a Senior Android Developer at Teravision Technologies, I worked on various high-profile projects for international clients. My role involved developing key features, optimizing app performance, and integrating advanced technologies like LibGDX for interactive maps.Key Responsibilities:Developed and optimized the Unicef Kid Power App and the MoCafi financial app.Integrated LibGDX to create interactive map features with parallax effects.Implemented payment gateway integrations (Akimbo, Plaid) for financial applications.
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  • Flyers Concierge
    Senior Android Developer | Flyers Concierge
    Flyers Concierge Jul 2017 - Feb 2018
    Greater Buenos Aires, Argentina
    In my final months at Flyers Concierge, I took on a leadership role within the Android development team. I focused on maintaining and improving an existing Android app, implementing new features, and ensuring app performance through best practices like MVP architecture and Test Driven Development.Key Responsibilities:Led the development of new use cases and modules using MVP architecture.Utilized Test Driven Development (TDD) to optimize app performance and stability.Created dynamic screens based on API responses to improve user interaction.
  • Grupo Bitwoo
    Android Developer | Bitwoo Group
    Grupo Bitwoo May 2015 - Jan 2018
    Panama City, Panamá, Panama
    As the lead mobile developer for the Wolftrip project, I was responsible for developing the Android app from scratch. My work included integrating social features, mapping services, and notifications to enhance the user experience for travelers.Key Responsibilities:Developed the app using Firebase for notifications and chat functionality.Integrated the Facebook API for social login and Google Maps for location-based features.Successfully launched the app to market, providing travelers with a smooth and engaging experience.
  • Producciones Ddh
    Web Developer
    Producciones Ddh Feb 2015 - Apr 2015
    Caracas Area, Venezuela
    As part of a development team, I worked on a fantasy sports web application called Fantasy Cobra. My role involved both front-end and back-end development, focusing on delivering a seamless user experience and reliable performance.Key Responsibilities:Worked on the back-end and front-end development using Laravel, PHP, HTML, and JavaScript.Contributed to creating a user-friendly interface and handling data for fantasy sports games.

Jesus Alejandro Trejo Martinez Education Details

Frequently Asked Questions about Jesus Alejandro Trejo Martinez

What company does Jesus Alejandro Trejo Martinez work for?

Jesus Alejandro Trejo Martinez works for Kma Tech

What is Jesus Alejandro Trejo Martinez's role at the current company?

Jesus Alejandro Trejo Martinez's current role is Senior Android Developer | Kotlin & Jetpack Compose Expert | Building Scalable Mobile Apps | Firebase & Clean Architecture Specialist.

What schools did Jesus Alejandro Trejo Martinez attend?

Jesus Alejandro Trejo Martinez attended Universidad Católica Andrés Bello.

Who are Jesus Alejandro Trejo Martinez's colleagues?

Jesus Alejandro Trejo Martinez's colleagues are Haitham Brouk, Stanislav Rastvorov, Dimitrios Chatziioannou, Luis Alberto Trejo Martinez, Setah A., Abdullah Aldamer, Adeline Lee.

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