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GFT Technologies

Android Developer (Mid/Senior)

GFT Technologies

Android Developer responsible for evolving the native chat platform for a bank, integrating NLU/NLG capabilities. Collaborating with Product, Design, and Backend teams to ensure quality and performance.

Posted 5/26/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
AndroidFirebaseKotlin

About the role

Key responsibilities & impact
  • Evolve and maintain the Android frontends of the native chat, with a focus on scalability, performance, and user experience
  • Define and promote mobile architecture and engineering best practices
  • Design and evolve reusable components (SDKs)
  • Work in partnership with Product, Design, and Backend teams on discovery and delivery
  • Ensure quality, accessibility, observability, and security in deliveries
  • Support the evolution of conversational capabilities (e.g., transactional chat, human fallback)
  • Write code oriented toward modularization, reuse, and low coupling
  • Adhere to the design system and UI standards
  • Monitor performance (render time, resource consumption, ANR)
  • Ensure testability and adequate coverage
  • Pay attention to accessibility (TalkBack, navigation, contrast)
  • Observability as a requirement (structured, monitorable logs).

Requirements

What you’ll need
  • Strong experience as a Senior Android Engineer (Kotlin)
  • Proficiency in Jetpack Compose (declarative UI, state management, performance)
  • Knowledge of modern Android architectures (e.g., MVVM, Clean Architecture, modularization)
  • Experience with real-time integrations (WebSocket / event streaming)
  • Experience consuming REST APIs and using networking libraries
  • Familiarity with design systems and componentization
  • Experience with testing (unit and instrumented tests) and a quality culture using tools such as Firebase (crash monitoring)
  • Engineering practices: Git, CI/CD, code review, versioning
  • Preferred:
  • Experience with chat/conversational platform architectures
  • Experience with mobile SDKs and library development
  • Knowledge of event-driven systems / messaging
  • Experience with mobile observability (logs, metrics, tracing)
  • Experience in SuperApp / high-scale environments
  • Understanding of conversational UX / chat-first experiences.

Benefits

Comp & perks
  • Multi-benefits card – you choose how and where to use it
  • Scholarships for undergraduate, postgraduate, MBA, and language courses
  • Certification support programs
  • Flexible working hours
  • Competitive salaries
  • Annual performance review with a structured career plan
  • Opportunity for international career
  • Wellhub and TotalPass
  • Private pension plan
  • Childcare assistance
  • Health insurance
  • Dental insurance
  • Life insurance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
KotlinJetpack ComposeMVVMClean ArchitecturemodularizationWebSocketREST APIsunit testinginstrumented testingFirebase
Soft Skills
collaborationcommunicationattention to detailquality assuranceuser experience focus