About the role

Staff Android Engineer contributing to innovative EV charging solutions at Wallbox. Leading technical direction and mentoring in a hybrid setup based in Barcelona.

Responsibilities

Work in a complex ecosystem that combines software, firmware, and hardware, contributing to a deeply integrated product experience.
Act as a technical leader and role model within a high-performance, multidisciplinary team.
Drive architectural decisions and long-term technical strategy for the Android platform.
Own the full lifecycle of solutions — from discovery and definition to design, development, release, monitoring, and iteration.
Lead large, cross-team initiatives with high business impact.
Represent the Android domain in company-wide technical discussions and strategic decisions.
Contribute to roadmap definition and OKRs, ensuring alignment between technical investments and company strategy.
Identify scalability, reliability, and performance bottlenecks and proactively propose structural improvements.
Build state-of-the-art Android applications integrating REST services and Bluetooth connectivity.
Collaborate closely with embedded, backend, and platform teams to design APIs and evolve system architecture.
Mentor engineers and raise the bar of technical excellence across the organization.
Improve engineering effectiveness through better tooling, CI/CD practices, observability, and development workflows.
Partner with Product, Design, and stakeholders to balance technical excellence with business outcomes.

8+ years of experience building and maintaining Android applications in production environments.
Proven experience operating as a technical leader or Staff-level engineer.
Strong expertise in Android architecture patterns with the ability to evolve them pragmatically.
Deep knowledge of Kotlin + Jetpack Compose and modern Android development practices.
Strong understanding of concurrency, coroutines, flows, and performance optimization.
Experience designing and maintaining modular architectures at scale.
Experience owning and evolving SDKs or shared libraries used by multiple teams.
Ability to design systems that are scalable, adaptable, observable, and resilient.
Strong testing mindset: unit, integration, and end-to-end testing strategies.
Experience with system observability: monitoring, logging, analytics, performance tracking.
Data-driven mindset (A/B testing, feature flags, experimentation frameworks, impact measurement).
Comfortable working in Scrum or other agile environments.
Experience reviewing and elevating code quality across teams.
Ability to mentor engineers and influence technical direction without direct authority.
Strong communication skills and the ability to defend architectural decisions with clarity and pragmatism.

Flexible working hours
Hybrid work (3+2) schedule and half Fridays.
First-class private health, dental, and life insurance after your first month at Wallbox
Flexible compensation tickets valid for transportation, childcare, and restaurant/food delivery apps
Car discounts & special advantages if you choose an EV!
Variety of breakfast and lunch dishes, every day, at a discounted price at our canteen