Software Engineer, Kotlin & Android

Saul Cintero

I'm a passionate and creative professional with over 20 years of experience, 12 of them in mobile. I help companies build robust, scalable, and maintainable applications.

About me

I'm a Software Engineer specialized in the mobile sector, with a keen interest in high-impact projects and cross-platform development with Kotlin Multiplatform.


What I truly enjoy is transforming ideas into real products. I'm constantly seeking to innovate and be at the forefront of the latest technologies.


If you're curious to dive deeper into my work, I leave you some links of interest:

Work experience

Mobile Engineer
Hiberus - Zaragoza, Spain
2021 - Present

Leading a project for entertainment and hospitality sector with a complex data model, providing a solid technological base, accurate & efficient synchronization processes and a consistent user experience, being a success story that manages more than โ‚ฌ500,000 annually. Data loss was reduced to 0% and application responsiveness increased by 15% in areas with unstable connections.

Participating in a multidisciplinary group for a digital banking project, ensuring a high level of quality through the implementation of Unit and Instrumental tests. Encapsulating code to allow interchangeable use of GMS (Google Mobile Services) and HMS (Huawei Mobile Services). Implementing security measures and navigation improvements.

Collaborating with Huawei to develop an app for listening radio stations and podcasts on the Internet, adapted to HarmonyOS-based smartwatches. Although this operating system is now deprecated, it was a major step forward in strengthening the foundations of the brand's new operating system, HarmonyOS Next, and its current ecosystem.

Intermittently participating in the maintenance and development of new features for projects in different sectors, such as gubernamental, digital press, culture, travel or shopping.

Software Developer
ALCAD Electronics - Irun, Spain
2020 - 2021

Developing a computer vision service for embedded environments, applying AI to detect people in an offline environment and sending signals via the MQTT protocol on a private network. With a 400% improvement in processes, the service was able to manage more than 20 simultaneous IP cameras on the most basic NUC.

CTO
Kinendu - Irun, Spain
2017 - 2023

Managing the company's financial activities, defending the project, analyzing requirements gathering, coordinating the technical team and participating in development.

Software Developer & Network Administrator
TransNatur Norte - Irun, Spain
2002 - 2019

Developing and integrating processes with external systems. Implementing organizational security policies. Providing on-site and remote technical support to more than 500 people across 4 branches.

Featured Projects

Explore some of my recent work and creative solutions.

MeteoMate:
Weather forecast with AI-powered outfit suggestions

Description:

I developed a weather app with the goal of handling several different data sources, improving my testing skills, learning how to use design tools like Figma and with growth potential (such as porting it to Android TV, Android Auto or Android XR).

Role:

I carried out the entire end-to-end process, from the conception of the idea to its execution and deployment.

Skills

Discover the proficiencies that allow me to to create and mantain innovative mobile solutions

Kotlin

Being my main programming language for Android development for over 5 years.

Android SDK

Proficient in building robust and scalable Android applications.

Jetpack Compose

Experienced in using Jetpack Compose for modern UI development.

UI/UX Design Competence

Understanding material design principles, being able to create responsive layouts that adapt to different screen sizes, and prioritizing accessibility to accommodate all users.

Continuous Learning and Adaptability

Ability to embrace new technologies, programming languages and development methodologies to integrate them into my workflow.

Results-oriented

Great analytical and problem-solving skills.

Get in touch

Send me a message and I'll follow up as soon as posible. Let's talk!