Lead Mobile Engineer

Aplazo

Lead Mobile Engineer at Aplazo building and optimizing mobile apps for credit and payments. Guiding technical direction and mentoring engineers in a fast-growing fintech environment.

Posted 7/27/2026full-timeRemote • 🇲🇽 MexicoSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in mobile application development with a focus on Flutter/Dart, mobile architecture patterns, and performance optimization. Proven ability to mentor engineers, lead technical discussions, and leverage AI tools for enhanced development processes.

Highest-signal resume keywords

Mobile Application DevelopmentFlutter/Dart ProficiencyMobile Architecture PatternsPerformance OptimizationAI Tool Utilization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mobile Application DevelopmentFlutterDartMobile Architecture PatternsPerformance OptimizationTesting PracticesCI/CD PipelinesAI ToolsIncident ResponseTechnical Documentation

Soft Skills

MentoringClear CommunicationKnowledge Sharing

Tools & Technologies

CI/CD ToolsMobile Observability ToolsAI Tools

Industry Keywords

Mobile DevelopmentPerformance OptimizationTesting StrategyIncident ManagementAI in Development

Tech Stack

Tools & technologies

AndroidDartFlutteriOS

About the role

Key responsibilities & impact

Own mobile systems end-to-end — Design, build, and operate mobile applications from idea to production
Lead technically — Run design reviews, set mobile architecture direction, and make technical decisions for your squad
Mentor engineers — Help E1/E2 engineers grow through pairing, code review, and coaching
Drive quality — Champion testing strategy, performance optimization, and observability for mobile
Leverage AI strategically — Use AI for architecture exploration, refactoring, and test generation; build or champion AI-powered tools for the squad
Optimize for mobile — Ensure apps perform well on devices with limited resources and varying network conditions
Handle incidents — Lead incident response and postmortems for mobile issues
Ship predictably — Break down ambiguous problems into clear milestones and deliver on commitments

Requirements

What you’ll need

5+ years building mobile applications
Strong experience with Flutter/Dart (native iOS or Android experience also valuable)
Deep understanding of mobile architecture patterns (clean architecture, state management)
Experience optimizing for performance, battery life, and limited connectivity
Solid testing practices for mobile (unit, widget, integration tests)
Comfortable with CI/CD pipelines and mobile observability tools
Uses AI tools (Copilot, Claude, ChatGPT) daily for coding, debugging, and analysis
Uses AI strategically for architecture exploration, large refactors, and prototyping
Builds or champions squad-level AI-powered tools (e.g., test generation, code review automation)
Keeps the team ahead of new AI capabilities relevant to mobile development
Experience mentoring engineers and leading technical discussions
Clear communicator who can explain trade-offs to engineers, PMs, and stakeholders
Strong technical documentation and knowledge-sharing practices
Fluent in Spanish; working knowledge of English for cross-team collaboration

Benefits

Comp & perks

Competitive salary
Flexible work hours
Professional development opportunities