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Stone

Senior Software Engineer – Mobile

Stone

. Provide strong technical influence within the team by sharing knowledge of architectural patterns and code design .

Posted 10/14/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit
Core Competencies

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

Demonstrates hands-on expertise in Kotlin Multiplatform and Android development, with a strong focus on architectural patterns, code design, and mobile platform improvement. Capable of mentoring team members while ensuring product quality and adherence to best practices in a collaborative environment.

Highest-signal resume keywords
Kotlin MultiplatformAndroid DevelopmentArchitectural PatternsCI/CD StructuresAgile Methodologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
KotlinJetpack ComposeModular ArchitectureUnit TestingIntegration TestingFunctional TestingRESTful APIsCloud ServicesDebuggingPublishing Apps
Soft Skills
CommunicationMentoringProblem-SolvingCollaborationInfluencing
Tools & Technologies
FirebasePlay StoreApp StoreAgile MethodologiesScrumKanban
Industry Keywords
Mobile DevelopmentCode ReviewsPair ProgrammingApplication Health MetricsDeveloper Experience

Tech Stack

Tools & technologies
AndroidFirebaseKotlin

About the role

Key responsibilities & impact
  • Provide strong technical influence within the team by sharing knowledge of architectural patterns and code design
  • Support the team’s software engineers
  • Help raise the team’s technical standards while remaining hands-on with the code
  • Develop new features and improve Stone’s mobile platform ecosystem
  • Work cross-functionally on major projects with the Interaction Platform team
  • Help the company build out its platforms and adopt mobile development best practices
  • Handle ambiguous problems and challenging prioritization, balancing deadlines and quality
  • Participate in solution-detail decisions and help resolve complex problems
  • Ensure product/platform quality, scalability, and adherence to best practices
  • Promote knowledge sharing and mentoring
  • Provide visibility into the team’s work
  • Define, collect, analyze, and monitor application/product health metrics
  • Participate in pair programming, code reviews, and refinement sessions
  • Identify opportunities to improve the mobile platform, processes, and developer experience

Requirements

What you’ll need
  • Hands-on experience with KMP (Kotlin Multiplatform) is essential
  • Strong Android development experience, including Kotlin and Jetpack Compose
  • Strong knowledge of architectural patterns and code design, using consistent and well-documented coding standards
  • Knowledge of modular architecture and componentization
  • Knowledge of unit, integration, and functional testing
  • Experience investigating, troubleshooting, and debugging systems
  • Ability to integrate RESTful APIs, cloud services such as Firebase, local and remote data storage, authentication, and push notifications
  • Knowledge of CI/CD structures and automated pipelines
  • Experience publishing apps to the Play Store and/or App Store
  • Knowledge of agile software development methodologies, such as Scrum or Kanban
  • Ability to influence priority-setting and estimate timelines together with the team
  • Experience working in a robust, scalable architecture environment
  • Ability to communicate concisely, candidly, and clearly, both verbally and in writing

Benefits

Comp & perks
  • Base salary
  • Variable compensation package* (profit-sharing, long-term incentive plan, or commission—provided based on role eligibility and not available as a free choice)
  • Health and dental insurance with co-payments (except for employees with disabilities, who are not subject to co-payments)
  • Hospital Virtual Verde: telemedicine team available 24 hours a day, 7 days a week
  • Prescription medication subsidy
  • Meal and/or food allowance – Pluxee*
  • Daycare assistance (for children up to 5 years and 11 months old)
  • Assistance for employees with children with disabilities
  • Life insurance
  • Fuel allowance or commuting assistance*
  • Home-office allowance* (for Hybrid or Remote contracts only)
  • Welcome kit for new parents
  • SESC partnership*
  • Education benefit – internal self-development platform (Studa and Stone Library)
  • Acolhe360º – free emotional support
  • Quick massage and on-site clinic*
  • Wellhub
  • TotalPass
  • Pet Club
  • Flash
  • Férias&Co
  • Transportation voucher
  • Allya
  • Educational partnerships