Wallapop
Android Engineer
WallapopSpain15 hours ago
Full-timeRemote FriendlyEngineering, Information Technology
Wallapop is a Barcelona based scale-up driven by the purpose to empower people to embrace a more conscious and human way of consumption. We believe in a world where collaborative economy is mainstream. This is what drives us. πŸ’«

Wallapop operates in Spain, Italy and Portugal, offering a catalogue of several hundreds of millions of products and services. Powered by technical innovation and continuous improvement, we bring together the scale & trust of classifieds with the marketplace's convenience & reach. 🌱 Our mission is to enable a connected trade ecosystem, making 2nd-hand the norm through smart use of technology.

Backed by top investors such as Accel, Insight Partners & Naver Corp we bring our total valuation to 806 million EUR and are embarking on our international journey with the aim to become the world's best unique goods trading platform.

The Challenge 🧩

You will join a focused Topic Team, shipping features to millions of users while contributing to a constantly evolving 10+ year-old codebase. You will need to balance rapid feature delivery with keeping our stack modern and future-proof.

What you will face:

  • Modern & Pragmatic Stack: A Kotlin-first app using MVVM+UDF, Coroutines, and Clean Code principles. All new features and our Design System are built using Jetpack Compose, and we are actively migrating legacy views.
  • Modularization and DI:You will navigate a project of 50+ feature modules. We use Dagger/Anvil for DI and are currently evaluating Metro to further optimize our build times and leverage its latest features.
  • Quality first: We maintain 70% test coverage using practices like snapshot testing and integration tests in our daily development. Final release checks are performed by running E2E tests (via Maestro) and manual regression testing.
  • Production Stability: You will use our crash and performance monitoring systems to ensure your features run smoothly for our millions of users.

What You Will Do πŸ‘‡ Ensure initiatives are aligned with both technical best practices and product goals. Apply a product-first mindset, balancing user value with technical excellence.

  • You'll drive high-quality product experiences while helping the team grow. To do so, you will:
    • Build and maintain feature modules owned by your team, acting as the guardian of their quality.
    • Work with a cross-functional team (Product, Design, Backend) to help define and implement new features.
    • Act as a technical reference for your team and share your experience with other Android Engineers across the Tribe.
    • Help improve our architecture, tooling, and performance practices.
    • Mentor your peers through code reviews, pairing, and knowledge sharing.
What We're Looking For πŸ”Ž

  • Strong experience building top-tier Android apps using technologies like Kotlin, Coroutines, Anvil, and Compose.
  • An excellent Computer Science foundation (data structures, algorithms, software design).
  • Experience working in large modular codebases shared by multiple teams.
  • A data-driven mindset with strong analytical skills.
  • The ability to balance technical trade-offs with product impact.
  • Strong communication skills and a growth mindset, with an openness to learning and knowledge sharing.

What Would Be A Plus πŸš€ (optional***)

  • Experience implementing a Design System.
  • Experience with the Gradle build system and CI automation.
  • Contributions to open-source projects or developer communities.
  • A specific passion for accessibility standards and inclusive design.

Do note that all our jobs are πŸ“ Barcelona based. We follow a hybrid model where flexibility rules. We commit to a minimum of 6 days per month in the office. Each team self-organizes to decide on cadence and in-person/remote rituals.

Wallapop is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees as we want Wallapop to be a place for everyone.

We sponsor visa processes for international candidates when applicable and provide legal & admin support along the process combined with a competitive relocation package.

Additionally to the opportunity to contribute to an agile product set up and work together towards achieving our meaningful mission, we offer the following 🍭 Perks & Benefits:

  • Generous individual learning budget of 2k per year
  • Group and individual English, Catalan & Spanish lessons as part of our working day
  • Private Health Insurance with Alan
  • Flexible working hours + short Fridays
  • Flexible remuneration to deduct from gross salary (kindergarten/food/transport check)
  • Gym & Wellness plan, including physiotherapist in the office
  • Generous referral Program & Charity Donation
  • Bonus for weddings & newborns
  • Wallapop Renta (Tax income support)
  • Monthly plan for free shipping, bumps & home-pick-up on our services
  • Work anniversary Gifts and Birthday Surprises
  • Contribution towards your WIFI in your monthly payroll
  • One-off payment based on compensation package to go towards setting up your home office
  • Relocation package (monetary support and legal advice) and visa sponsorship, if applicable
  • 26 holidays per year
  • TOP hardware of your choice (latest Apple or Windows)

What does the hiring process for this position look like? πŸ‘€ **Please, note that all interviews take place remotely over hangouts.**

  • Intro Call - run by Talent Acquisition, focus on providing more information about the role and the company as well as going over your experience, motivation, and expectations. This usually takes 45-60 minutes.
  • Technical Task - you will be assigned a test that consists of a coding challenge to assess the technical skills required for the role. You will have up to 7 days to complete it. If you have a recent project that meets the same requirements, you can submit it instead.
  • Expertise Interview - run by the core team, focusing on the hard skills and the ability to deliver in a given context. This usually takes 60-90 minutes.
  • Stakeholder Interview - run by the hiring team and relevant stakeholders, focus on the ability to collaborate & deliver in a cross-functional set-up. This usually takes 60 minutes.
  • Culture Interview - run by culture interviewers, focus on adherence to Wallapop's purpose and business proposition. This usually takes 60 minutes.
  • Offer - should you be the right candidate, your offer will be discussed over a call with talent acquisition and will then be confirmed in writing.

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