Barcelona, Catalonia, Spain Hybrid

WIZELINE is hiring a Tech Lead Mobile

About the Role

WIZELINE is hiring a Tech Lead Mobile to join our Mobile Engineering organization. In this role, you will provide high-impact technical leadership for next-generation applications built for premium global brands. You will guide architecture, elevate engineering standards, unblock the team, and influence the product roadmap through strong technical ownership.

What You'll Do

  • Lead architecture discussions, define scalable solutions, and ensure adherence to high engineering standards.
  • Guide technical planning, estimations, and end-to-end execution for features and initiatives.
  • Mentor junior and mid-level engineers through code reviews, pair programming, and technical coaching.
  • Collaborate closely with Product Managers, designers, and backend teams to refine scope and align on priorities.
  • Identify technical risks, remove blockers, and foster a proactive problem-solving culture.
  • Contribute hands-on to mobile codebases, delivering features, fixing bugs, and improving performance as needed.
  • Promote best practices in mobile development, including testing, CI/CD, observability, and architecture patterns.
  • Influence engineering processes and roadmap decisions through technical expertise and strong communication.

What We're Looking For

  • 4+ years of experience leading technical efforts or acting as a Tech Lead within mobile engineering teams.
  • Strong hands-on expertise in Android: Kotlin, Jetpack Compose and iOS: Swift, SwiftUI.
  • Solid understanding of data structures, system design, API design, and mobile architecture patterns (MVP, MVVM, declarative UI).
  • Experience with Git workflows, CI/CD pipelines, and modern DevOps practices for mobile apps.
  • Ability to drive architectural decisions, mentor other engineers, and elevate overall code quality.
  • Strong communication skills with advanced English (B2+/C1).
  • Ability to align technical execution with business objectives and product strategy.

Nice to Have

  • Full-stack or backend experience, including cloud services, GraphQL, or Firebase.
  • Background working on media, streaming, or news applications.
  • Demonstrated interest in innovation and emerging mobile technologies.
  • AI Tooling Proficiency: Ability to leverage AI tools for drafting, research, analysis, automation, and recommending AI-enabled improvements to engineering workflows.

Technical Stack

  • Kotlin
  • Jetpack Compose
  • Swift
  • SwiftUI

Team & Environment

Part of the Mobile Engineering organization.

Benefits & Compensation

  • A High-Impact Environment
  • Commitment to Professional Development
  • Flexible and Collaborative Culture
  • Global Opportunities
  • Vibrant Community
  • Total Rewards

Work Mode

This is a hybrid position based in Barcelona, Spain.

WIZELINE fosters a culture of growth, collaboration, and impact.

Required Skills
KotlinJetpack ComposeSwiftSwiftUIMobile ArchitectureSystem DesignAPI DesignGitCI/CDDevOpsMentoringTechnical Leadership KotlinJetpack ComposeSwiftSwiftUIMobile ArchitectureSystem DesignAPI DesignGitCI/CDDevOpsMentoringTechnical Leadership
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About company
WIZELINE
Wizeline is a global AI-native technology solutions provider that develops cutting-edge, AI-powered digital products and platforms. It partners with clients to leverage data and AI, accelerating market entry and driving business transformation.
All jobs at WIZELINE Visit website
Job Details
Department Software Development
Category management
Posted 4 months ago