I’m Gabriel, a passionate mobile and software developer with a friendly, hands-on approach to building great products. I’ve spent over two decades delivering end-to-end Android and iOS solutions across Finance, Health, and Entertainment, and I love turning complex ideas into simple, delightful user experiences. I thrive on leading teams, collaborating with designers and product managers, and using cutting-edge tech to drive real business results. I’m always curious and eager to learn. I embrace AI-enhanced development, value knowledge sharing, and strive to foster a culture of excellence and open communication within my teams. Whether mentoring juniors or coordinating with cross-functional stakeholders, I’m focused on delivering high-quality apps on time and within budget while pushing for continuous improvement.

Gabriel Bernardo Pereira

I’m Gabriel, a passionate mobile and software developer with a friendly, hands-on approach to building great products. I’ve spent over two decades delivering end-to-end Android and iOS solutions across Finance, Health, and Entertainment, and I love turning complex ideas into simple, delightful user experiences. I thrive on leading teams, collaborating with designers and product managers, and using cutting-edge tech to drive real business results. I’m always curious and eager to learn. I embrace AI-enhanced development, value knowledge sharing, and strive to foster a culture of excellence and open communication within my teams. Whether mentoring juniors or coordinating with cross-functional stakeholders, I’m focused on delivering high-quality apps on time and within budget while pushing for continuous improvement.

Available to hire

I’m Gabriel, a passionate mobile and software developer with a friendly, hands-on approach to building great products. I’ve spent over two decades delivering end-to-end Android and iOS solutions across Finance, Health, and Entertainment, and I love turning complex ideas into simple, delightful user experiences. I thrive on leading teams, collaborating with designers and product managers, and using cutting-edge tech to drive real business results.

I’m always curious and eager to learn. I embrace AI-enhanced development, value knowledge sharing, and strive to foster a culture of excellence and open communication within my teams. Whether mentoring juniors or coordinating with cross-functional stakeholders, I’m focused on delivering high-quality apps on time and within budget while pushing for continuous improvement.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Portuguese
Fluent
English
Fluent

Work Experience

Founder at Mob Studio
January 1, 2022 - Present
Developing mobile (Android and iOS) app solutions using cutting-edge AI technologies for the drone industry; leading product strategy and development.
Android Engineer Contract at Optus
September 1, 2024 - Present
Developing Android app solutions as an Android Engineer (Contract), applying modern architecture and cutting-edge tech for telecom services.
Android Engineer Contract at Medibank
March 1, 2024 - August 1, 2024
Developing the Medibank Android app with the latest technology, focusing on performance, security and user experience.
Android Lead Engineer at Southern Cross Austereo
December 1, 2020 - December 1, 2023
Led a high-performing Android engineering team; contributed to LISTNR app development, fostering collaboration and delivering features on time.
Mobile Lead Engineer at Publicis Australia
February 1, 2016 - November 1, 2018
Led Android and iOS mobile development efforts; guided architecture, mentoring, and delivery of mobile initiatives for clients.
Android Lead Engineer at Samsung SIDIA
December 1, 2013 - December 1, 2015
Led Android development for Continent PT/Brazil; managed a team delivering native apps with Kotlin, MVVM and performance optimizations.
Senior Android Engineer at SunCorp Bank
September 1, 2017 - November 1, 2018
Developing Android apps for banking solutions; implemented MVVM, Kotlin, and integration with back-end services.
iOS/Android Engineer at Atlantic SI
April 1, 2013 - November 1, 2013
Developed native apps for both iOS and Android; contributed to loyalty/bonus apps and later transitioned to hybrid platforms.
iOS/Android Engineer at Telantic SI
April 1, 2013 - November 1, 2013
Full-stack mobile solutions; developed native Android/iOS apps for Continent Tele móvel Rewards program; later migrated to hybrid platform.
Founder at Mob Studio Pty Ltd
January 1, 2022 - Present
Developing mobile (Android and iOS) app solutions using cutting-edge AI technologies for the drone industry; leading product strategy and cross-functional collaboration to deliver innovative mobile solutions.
Android Engineer at Optus
September 1, 2024 - June 1, 2025
Developing the Optus app for a Telco solution, with a large codebase; designing and implementing features using Android technologies and modern tooling.
Android Engineer at Medibank
March 1, 2024 - August 1, 2024
Developing the Medibank app for Health Insurance, implementing latest technologies and maintaining code quality; collaborating across teams.
Lead Android Engineer at Southern Cross Austereo
December 1, 2020 - December 1, 2023
Leading a team of two highly skilled Android developers; working on the LISTNR App and driving cross-functional collaboration; leveraging Jetpack Compose and modern Android tooling.
iOS/Android Engineer at Tlantic SI
April 1, 2013 - November 1, 2013
Full-stack mobile development for iOS and Android; ported to hybrid app via PhoneGap; delivered for continental markets.
Android Engineer (Contract) at Optus
September 1, 2024 - June 1, 2025
Developing My Optus app for Optus telco solution, with excellent technology and a big codebase. Jetpack Compose.
Android Engineer (Contract) at Medibank
March 1, 2024 - August 1, 2024
Developing My Medibank app for Health Insurance, with all the latest technology.
iOS/Android Engineer at Titanic SI
April 1, 2013 - November 1, 2013
Developed full-stack mobile apps for iOS and Android; integrated native apps and hybrid transformation.
Software Engineer QA (iOS/Android) at HP
September 1, 2012 - March 1, 2013
Improved quality in HP Snapfish apps; automated tests for iOS/Android; managed requirements and delivered in Agile.
Android Lead Engineer at Southern Cross Australia
December 1, 2020 - December 1, 2023
Led a team of two highly skilled Android developers on the LISTNR Android streaming app; fostered a collaborative environment and drove adoption of Jetpack Compose and Kotlin Coroutines; coordinated with cross-functional teams and external partners.
Android Lead Engineer at Titanic SI
April 1, 2013 - November 1, 2013
Developed native Android and iOS applications; contributed to a hybrid app transformation using modern toolchains and performance optimizations.
Android Lead Engineer at Publicis Australia
February 1, 2016 - November 1, 2018
Led Android development for multiple enterprise apps; implemented modern architecture and CI/CD practices; collaborated with product, design and QA.
Android Engineer Contractor at Optus
September 1, 2024 - June 1, 2025
Developing Android engineering solutions for mobile apps, collaborating with cross-functional teams to deliver high-quality mobile experiences.
Android Engineer Contractor at Medibank
March 1, 2024 - August 1, 2024
Developing Android apps for health insurance products, implementing latest mobile tech and improving performance and reliability.
Founder / Lead at Mob Studio Pty Ltd
January 1, 2022 - Present
Founded and led a mobile development studio delivering end-to-end Android and iOS solutions; collaborated with designers, product managers, backend and data teams; focused on cutting-edge AI technologies to enhance drone industry apps and customer engagement.
Senior Android Engineer Contractor at Optus
September 1, 2024 - June 1, 2025
Developing Android app solutions with Kotlin, Jetpack Compose; collaborating with cross-functional teams; mentoring junior engineers; integrating AI tooling for mobile development.
iOS/Android Engineer at Atlantic SI (Porto Alegre, RS, Brazil)
April 1, 2013 - November 1, 2013
Full-stack mobile development for iOS and Android; delivered first version to SONAE Group in Porto City; used native and cross-platform approaches.
Senior Android Engineer at SBS OnDemand
January 1, 2019 - December 31, 2020
Developed SBS OnDemand mobile app; applied MVVM, ExoPlayer; fixed issues and implemented new features; collaborated with cross-functional teams.

Education

Bachelor of Information Systems at ULBRA
January 11, 2030 - November 1, 2005
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
January 11, 2030 - June 1, 2011
Android Developer Nanodegree at Udacity/Google
January 11, 2030 - June 1, 2015
Gamification at Coursera/Pennsylvania University
January 11, 2030 - January 1, 2015
Performance Management: Enhancing Team Success at University Of Sydney
January 11, 2030 - December 1, 2023
Generative AI - Prompt Design in Vertex AI - Responsible AI - Gemini at Google
January 11, 2030 - April 1, 2024
Generative AI - Prompt Design at Google
April 1, 2024 - April 1, 2024
Performance Management: Enhancing Team Success at University Of Sydney
December 1, 2023 - December 1, 2023
Android Developer Nanodegree at Udacity/Google
June 1, 2015 - June 1, 2015
Gamification at Coursera/Pennsylvania University
January 1, 2015 - January 1, 2015
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
June 1, 2011 - June 1, 2011
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME) at ULBRA
November 1, 2005 - November 1, 2005
Certificate at Google - Generative AI - Prompt Design in Vertex AI - Responsible AI - Gemini
April 1, 2024 - January 23, 2026
Certificate at University Of Sydney
December 1, 2023 - January 23, 2026
Nanodegree at Udacity/Google - Android Developer
June 1, 2015 - January 23, 2026
Course at Coursera/Pennsylvania University - Gamification
January 1, 2015 - January 23, 2026
MBA at PUC RS - MBA Project Management (Thesis - Scrum with Theory Of Constraints)
June 1, 2011 - January 23, 2026
Bachelor at ULBRA - Bachelor of Information Systems (Thesis - Mobile Solution with J2ME)
November 1, 2005 - January 23, 2026
Generative AI - Prompt Design at Google
January 11, 2030 - January 23, 2026
Performance Management: Enhancing Team Success at University Of Sydney
January 11, 2030 - June 1, 2015
Android Developer Nanodegree at Udacity/Google
January 11, 2030 - January 1, 2015
Gamification at Coursera/Pennsylvania University
January 11, 2030 - June 1, 2011
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
January 11, 2030 - January 1, 2011
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME) at ULBRA
January 11, 2030 - November 1, 2005
Generative AI - Prompt Design at Google
April 1, 2024 - January 23, 2026
Performance Management: Enhancing Team Success at University Of Sydney
December 1, 2023 - January 23, 2026
Android Developer Nanodegree at Udacity/Google
June 1, 2015 - January 23, 2026
Gamification at Coursera/Pennsylvania University
January 1, 2015 - January 23, 2026
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
January 11, 2030 - June 1, 2011
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME) at ULBRA
January 11, 2030 - November 1, 2005
Generative AI - Prompt Design in Vertex AI - Responsible AI - Gemini at Google
January 11, 2030 - April 1, 2024
Performance Management: Enhancing Team Success at University of Sydney
January 11, 2030 - December 1, 2023
Android Developer Nanodegree at Udacity/Google
January 11, 2030 - June 1, 2015
Gamification at Coursera/Pennsylvania University
January 11, 2030 - January 1, 2015
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
January 11, 2030 - June 1, 2011
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME) at ULBRA
January 11, 2030 - November 1, 2005
Google Generative AI - Prompt Design in Vertex AI - Responsible AI - Gemini at Google
April 1, 2024 - March 7, 2026
Performance Management: Enhancing Team Success at University Of Sydney
December 1, 2023 - March 7, 2026
Android Developer Nanodegree at Udacity/Google
June 1, 2015 - March 7, 2026
Gamification at Coursera/Pennsylvania University
January 1, 2015 - March 7, 2026
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
June 1, 2011 - March 7, 2026
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME) at ULBRA
November 1, 2005 - June 1, 2011
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME) at ULBRA
November 1, 2005 - June 1, 2011
MBA Project Management (Thesis - Scrum with Theory Of Constraints) at PUC RS
June 1, 2011 - January 1, 2015
Gamification at PUC RS
January 1, 2015 - June 1, 2015
Android Developer Nanodegree at Coursera/Pennsylvania University
June 1, 2015 - December 1, 2015
Performance Management: Enhancing Team Success at Udacity/Google
December 1, 2023 - January 1, 2024
Google - Generative AI - Prompt Design in Vertex AI - Responsible AI at Gemini University Of Sydney
April 1, 2024 - May 2, 2026

Qualifications

Sun Java Certified Programmer 5
January 1, 2006 - December 4, 2025
Sun Java Certified Programmer 5
January 11, 2030 - January 23, 2026
Sun Java Certified Programmer 5
January 1, 2006 - January 23, 2026
Sun Java Certified Programmer 5
January 11, 2030 - January 23, 2026
Sun Java Certified Programmer 5
January 11, 2030 - January 23, 2026
Android Developer Nanodegree
June 1, 2015 - January 23, 2026
Gamification
January 1, 2015 - January 23, 2026
MBA Project Management (Thesis - Scrum with Theory Of Constraints)
June 1, 2011 - January 23, 2026
Bachelor of Information Systems
November 1, 2005 - January 23, 2026
Google Generative AI - Prompt Design in Vertex AI - Responsible AI (Gemini)
April 1, 2024 - March 7, 2026
Performance Management: Enhancing Team Success
December 1, 2023 - March 7, 2026
Android Developer Nanodegree
June 1, 2015 - March 7, 2026
Gamification
January 1, 2015 - March 7, 2026
MBA Project Management (Thesis - Scrum with Theory Of Constraints)
June 1, 2011 - March 7, 2026
Bachelor of Information Systems (Thesis - Mobile Solution with J2ME)
November 1, 2005 - June 1, 2011
Sun Java Programmer 5
January 1, 2006 - May 2, 2026

Industry Experience

Financial Services, Healthcare, Media & Entertainment, Software & Internet, Professional Services, Telecommunications, Education