Software Engineer III – Mobile

Stone

Software Engineer III desenvolvendo soluções mobile para a Stone, empresa brasileira de tecnologia e serviços financeiros. Integrando KMP, Compose Multiplatform e plataformas Android, iOS e React Native.

Posted 8/12/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in mobile software development with a focus on Android and iOS platforms, utilizing MVVM architecture patterns and ensuring code quality through testing. Collaborates effectively with cross-functional teams to design and implement solutions that enhance user experience for Brazilian entrepreneurs.

Highest-signal resume keywords

Mobile Software DevelopmentMVVM Architecture PatternsUnit And Integration TestingREST APIsData Structures

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Mobile Software DevelopmentMVVM Architecture PatternsUnit TestingIntegration TestingData StructuresSystem IntegrationsNetworkingLocal Data PersistenceSolution DesignCode Reviews

Soft Skills

CollaborationTechnical Mentorship

Tools & Technologies

Compose MultiplatformKMP ModulesAndroidIOSReact Native

Industry Keywords

Technical RefinementArchitecture DecisionsDevelopment PatternsTooling Improvements

Tech Stack

Tools & technologies

AndroidiOSReactReact Native

About the role

Key responsibilities & impact

Deliver value by directly participating in technical refinement.
Work on problems with open or poorly defined scope.
Contribute to technical decisions and participate in the solution design process.
Develop software solutions that have a positive impact on customers and Brazilian entrepreneurs.
Work with the immediate team and cross-functional teams to collaborate on projects.
Collaborate with Android, iOS, and React Native teams on integrating KMP modules into native platforms.
Build interfaces with Compose Multiplatform, understanding the boundaries between shared UI and platform-specific details.
Contribute to architecture decisions, development patterns, and tooling improvements within the mobile team.
Participate in code reviews.
Support the technical growth of more junior engineers.

Requirements

What you’ll need

More than 3 years of relevant professional experience in mobile software development (Android or iOS).
Strong knowledge of mobile architecture patterns (MVVM).
Hands-on experience with data structures (lists, mappers, hashmaps).
Ability to write testable code, including unit and integration tests.
Experience with system integrations, REST APIs, networking, and local data persistence.

Benefits

Comp & perks

Fixed salary
Variable compensation package* (PLR, ILP or commission - provided according to role eligibility; not an optional selection)
Health and dental plan with co-pay (except for professionals with disabilities who do not have co-pay)
Hospital Virtual Verde: 24/7 telemedicine team
Medication subsidy
Meal and/or food voucher - Pluxee*
Childcare assistance (for children up to 5 years and 11 months)
Assistance for children with disabilities
Life insurance
Fuel allowance or commuting allowance*
Home office allowance* (only for Hybrid or Remote contracts)
Welcome kit for new parents
SESC membership*
Education benefit - internal self-development platform (Studa and Stone Library)
Acolhe360º - emotional support (free)
Quick massage and outpatient clinic*
Wellhub
TotalPass
Pet Club
Flash
Férias&Co
Transportation voucher (VT)
Allya
Educational partnerships