Independent mobile engineer

Mobile apps for
products that
connect.

I help IoT and sensor companies build reliable mobile apps, from BLE provisioning and background sync to cloud integration and store release.

Available for fixed-scope projects and part-time engagements.

Mario Corzo
Mario CorzoArgentina / Worldwide
FROM DEVICE TO DELIVERY

Mobile apps Flutter BLE & IoT Cloud integration

01 / SELECTED WORK

Software meets
the physical world.

Confidential client · Production application

Connected Device Platform

Discuss a similar project

Mobile application for configuring and monitoring connected devices through Bluetooth Low Energy.

DEVICE → MOBILE → CLOUDSystem overview
Connected hardware
DeviceConfiguration & calibration
BLE
My focus
Mobile appiOS & Android
Sync
Connected data
CloudAPI integration

The challenge

Support device setup and monitoring through interrupted connections, offline use and background operation.

My contribution

Device provisioning, connection recovery and cloud synchronization, alongside diagnostics, calibration workflows and firmware update integration.

In production

An iOS and Android application for configuring and monitoring devices, with ongoing mobile production support.

02 / WHAT I DELIVER

Built for the
real world.

Reliable mobile delivery for connected products, from device integration to launch.

01

Connected mobile apps

Reliable iOS and Android applications for products that communicate with devices and sensors.

02

Device-to-cloud integration

BLE provisioning, connection recovery, background processing, offline synchronization, diagnostics and API integration.

03

Production-ready delivery

Architecture, testing, CI/CD, monitoring and store release, built for real-world conditions beyond the prototype.

03 / ABOUT ME

A partner in
your product.

I start by understanding the business and how people use the device. From there, I own the mobile architecture and stay involved through testing, release and production support.

For larger projects that need mobile, web, backend and infrastructure, I also lead Kairuz, a small senior software team that delivers products end to end.

Learn about Kairuz

Typical engagements

Connected product teams

Building or improving the mobile experience around a physical device.

Existing mobile applications

Fixing unreliable BLE connections, synchronization or background behavior.

Software agencies

Adding senior Flutter and BLE expertise to an existing delivery team.

HAVE SOMETHING IN MIND?

Let’s make
the connection.

Tell me about the device, the mobile app and the problem you need to solve.
I’ll respond within one business day.

Discuss your project Based in Argentina · Working globally