Open to opportunities

Juan Camilo Collantes Tovar

@juancamilocollantest

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Results-driven Senior Android Developer with expertise in Kotlin and AI.

Colombia

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What I'm looking for

I am seeking a role that fosters innovation and collaboration, where I can leverage my mobile development skills and passion for AI to create impactful solutions.

I am a results-driven Systems Engineer with extensive experience in mobile development, particularly focusing on Android and Kotlin Multiplatform. My proficiency in building robust applications using modern architectures like MVVM, MVI, and Clean Architecture has allowed me to lead successful projects in agile environments. I am passionate about integrating AI and DevOps practices into my work, ensuring that I stay at the forefront of technology.

Throughout my career, I have led teams and contributed to cross-platform applications using React Native and Flutter. My technical skills encompass a wide range of tools and languages, including Kotlin, Java, and various backend technologies. I thrive in collaborative settings, facilitating agile ceremonies and conducting code reviews to foster a culture of continuous improvement and innovation.

Experience

Work history, roles, and key accomplishments

Android Developer Sr

SKG Tecnología

Jul 2023 - May 2025 (1 year 10 months)

Led Android development team in mobility sector projects. Designed and implemented scalable architectures with Kotlin using MVVM and MVI in Jetpack Compose. Contributed to cross-platform apps (React Native, Flutter, Kotlin Multiplatform).

Kotlin MVVM MVI Jetpack Compose React Native Flutter Kotlin Multiplatform Agile

Android Developer

Rappi

Feb 2023 - Apr 2023 (2 months)

Led scrum ceremonies and collaborated in planning and refinement. Developed new features and tests using Kotlin, MVVM, and Clean Architecture. Created dynamic components based on project architecture.

Kotlin MVVM Scrum Testing Dynamic Components

Android Developer Ssr

Globant

Aug 2021 - Jan 2023 (1 year 5 months)

Built and maintained banking and finance Android apps. Applied MVVM and Clean Architecture using Kotlin. Participated in agile ceremonies and performed peer code reviews.

Android Kotlin MVVM Agile Code Review Banking Applications

Mobile Developer

Pragma S.A

Jul 2019 - Jul 2021 (2 years)

Developed biometric and green mobility solutions in Kotlin and Java. Managed deployments via Google Play Console. Led agile ceremonies and collaborated with multidisciplinary teams.

Kotlin Java Agile Mobility Team Collaboration

Full Stack Jr

atile.branding

Nov 2017 - Jun 2019 (1 year 7 months)

Built B2B Android features connected to Salesforce. Maintained web and Salesforce applications. Created REST APIs using Salesforce Apex.

Android Salesforce Web Applications REST APIs B2B

Education

Degrees, certifications, and relevant coursework

University of Magdalena

Systems Engineer, Systems Engineering

Activities and societies: Programming Marathon

Completed a comprehensive program in Systems Engineering, gaining foundational knowledge and practical skills in various aspects of system design, development, and implementation. Focused on problem-solving and applying engineering principles to complex systems.