Mobile Tech Lead

Tech Lead – Mobile Engineering

Location: Hybrid in Barcelona (3 days onsite, 2 days remote)

We are:

Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

With the right people and the right ideas, there’s no limit to what we can achieve.

Are you a fit?

Sounds exciting, right? Now, let’s ensure this role is the right match for you:

Key Responsibilities

• Lead the technical direction, architecture, and design of mobile applications across iOS and Android platforms.
• Provide hands-on technical leadership by guiding engineers, reviewing code, and establishing best practices.
• Collaborate closely with product, design, and backend teams to translate business goals into scalable technical solutions.
• Drive execution of complex features, ensuring quality, performance, and maintainability.
• Facilitate and lead technical discussions, proactively identifying risks and proposing solutions.
• Mentor junior and mid-level engineers, fostering technical growth and promoting a culture of engineering excellence.
• Champion engineering standards including testing, CI/CD practices, documentation, and observability.
• Contribute directly to development when needed—implementing features, resolving technical blockers, and improving codebases.
• Support long-term technical planning, helping shape the roadmap and influencing architectural decisions.

Must-have Skills

• 5+ years of experience in mobile engineering roles, with at least 2+ years acting as a Technical Lead or similar leadership position.
• Strong hands-on expertise in native mobile development:
• Android: Kotlin, Jetpack Compose
• iOS: Swift, SwiftUI
• Deep understanding of data structures, system design, design patterns, and mobile architectures (MVP, MVVM, declarative UI).
• Proven experience guiding teams through architectural decisions, code reviews, and complex technical implementations.
• Strong understanding of RESTful APIs, client-side performance optimization, and mobile CI/CD pipelines.
• Familiarity with Git workflows, DevOps practices, and modern mobile delivery processes.
• Excellent communication and stakeholder alignment skills, able to explain technical concepts clearly.
• Bachelor’s degree in Computer Science, Engineering, or similar.
• Advanced English proficiency (written and verbal).

Nice-to-have

• Exposure to backend or full-stack technologies, cloud services, GraphQL, Firebase, or related stacks.
• Experience in microarchitectures, modularization, or multi-platform codebases.
• Previous experience working with distributed teams across multiple locations.
• AI Tooling Proficiency: Ability to leverage AI tools for coding, testing, research, or architectural exploration; able to recommend AI-driven workflow optimizations.
• Familiarity with media, news, or highly dynamic mobile content applications.

What we offer

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

Specific benefits vary by employment type and location.

Find out more about our culture here