Senior Android Engineer

Busuu; Madrid; Híbrido; EUR 55.000 - 75.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Free breakfast and snacks

2 free lunches per week

Private Health Insurance

Dedicated training budget

Flexible working hours

Enhanced maternity/paternity leave

Social activities and events

Descripción de la vacante

A leading EdTech company in Madrid is looking for an Android Engineer to enhance their flagship language learning app used by millions globally. Responsibilities include collaborating with a UX team, working on app deployment, and contributing to development best practices. The ideal candidate has extensive Android experience and a strong background in Kotlin. The role offers a hybrid work model and excellent benefits, including health insurance and a dedicated training budget.

Formación

• Professional Android development experience with a history of shipping Android apps.
• Knowledge in unit testing in Android, ideally with Mockk.
• Strong foundation in Android UI principles, contributing design ideas.

Responsabilidades

• Work on flagship projects shipping to over 40 countries.
• Collaborate with a UX team to enhance user experiences.
• Engage in coding, QA, and app store deployment.

Conocimientos

Android development experience

Shipping Android apps

Unit testing (Mockk)

Android UI principles

Web services and REST APIs

Mobile development practices

Android app architecture

Kotlin experience

OO skills

Herramientas

Kotlin

Retrofit

Hilt

Coroutines

Room

Descripción del empleo

Joining Busuu means being part of one of the top EdTech companies in the world, a multiple award‑winner recognised for its innovation and impact in language learning.

Busuu’s vision is to empower people through languages. We are the world’s largest online community for language learning, with 120+ million registered users. We make learning a language easy by combining AI‑powered courses with feedback from our global community of native speakers and lesson content designed for real life.

Busuu is part of the global Chegg family. Chegg is the leading student‑first connected learning platform and a NYSE listed company.

What does an Android Engineer do at Busuu?

As an Android Engineer, you’ll be working on our flagship. shipping to over 40 countries throughout the world in over 10 languages, offering our users a huge variety of languages to learn from. You’ll think about how users interact with our learning experience, how to help them learn better and faster and then build an experience that everyone can enjoy learning with.

You’ll be learning fast through different initiatives (guilds, reading clubs, learning together meetings, personal learning budget…), and keeping up with the latest industry standards.

Our project is based on Clean Architecture principle and MVVM. Working in an agile team (Scrum), we like to brainstorm during problem‑solving. Our code base is around 85% Kotlin at the moment and we make use of Dependency Injection and libraries such as Retrofit, Hilt, Coroutines, Room, Mockk and others.

What makes a great Android Engineer at Busuu?

• Professional Android development experience, with a history of shipping Android apps
• Previous involvement in entire app development lifecycle, from project creation through coding & QA to app store deployment
• Knowledge in unit testing in Android (Mockk would be perfect)
• Good foundation in Android UI principles. You will be working with a UX team, but your suggestions and design ideas will be appreciated and considered
• Understanding of web services and REST APIs
• Deep appreciation of mobile development practices and Android app optimisation
• Good understanding of Android app architecture and use of design patterns
• Strong OO skills, experience with Kotlin with an appreciation for pragmatism and simplicity in code
• Pro‑active and eager to take responsibility for their domain by monitoring and flagging issues.
• An instinct for excellent app design and user experience

At Busuu we want to ensure that you have access to some great benefits:

• Our centrally located offices are well‑equipped with free breakfast, plenty of snacks and fresh fruit
• You get 2 free lunches per week at our office that you can choose out of a wide selection of restaurants in the area
• Busuu offers a great Private Health Insurance scheme
• There is a dedicated training budget to ensure our employees can continuously grow and progress in their careers
• We like to support our teams with their work‑life balance so we offer flexible working hours and a hybrid model of working
• We offer enhanced maternity and paternity leave (depending on location)
• Staying connected as a team is very important to us, so we have lots of social activities for you to join such as team lunches, Thursday socials, quarterly team, and company events

What Happens Next

We aim to have a simple and speedy hiring process and we want to make sure that we are right for you as much as the other way around.

• CV application review - We will review it as quickly as possible
• Let’s chat - Quick chat with our team about your experience and the role
• Interview - With the Hiring Manager
• Case Study - At home case study to show off your skills
• Interview - Interview to review the task and speak with other colleagues in the team

Our platform is for everyone, and so is our workplace. We pride ourselves on embracing our differences, whether they're cultural, racial, religious, or otherwise. This means each one of us comes to work knowing that we have a voice – and a safe, judgement‑free zone to speak freely.

If you like the sound of that, join us. We'd love to hear what you have to say.