Senior Frontend Engineer

Joining Busuu means being part of one of the top EdTech companies in the world, a multi-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.

While our mobile apps are a significant part of the Busuu ecosystem, the web platform plays a critical role in our success. It’s at the heart of our marketing platform, responsible for driving user acquisition, engagement, and retention. Additionally, the web team develops and maintains the internal tools that enable our teams to work efficiently and at scale.

The web team’s work ensures that Busuu’s internal operations are smooth and effective, while also creating seamless user experiences for new and existing learners worldwide.

What You’ll Do

• Build and innovate: Develop user-facing features and internal tools that are performant, scalable, and impactful.
• Deliver quality: Write clean, maintainable, and well-tested code.
• Collaborate across teams: Partner with designers, backend engineers, and product teams to deliver cohesive solutions.
• Lead improvements: Optimise performance, usability, and maintainability in both user-facing and internal platforms.
• Own your work: Take responsibility for your code from conception to deployment and beyond, contributing to both team and business objectives.
• Stay modern: Adapt to new technologies and contribute to the evolution of our stack and processes.

Our Stack and Tools

At Busuu, we leverage a modern and evolving tech stack to deliver high-quality products and services.

• Core Development

• Languages & Frameworks: TypeScript, Next.js
• Styling: Styled Components
• API: REST & GraphQL

• Code Quality: Prettier, ESLint
• Testing: Cypress

• Hosting & CI/CD: Vercel, Turborepo, GitHub Actions

• Performance & Error Tracking: New Relic, Sentry
• User Behaviour Tracking: Google Tag Manager

• Content Management: Contentful
• Localisation: Smartling

What We’re Looking For

We value engineers who combine technical excellence with a collaborative mindset. The ideal candidate will have:

• Strong knowledge of JavaScript
• Experience with modern frameworks and libraries: Familiarity with React, Next.js, or equivalent tools.
• Testing expertise: Hands-on experience with unit testing and writing maintainable, testable code.
• HTML and CSS mastery: Proficiency in semantic HTML and CSS, with experience building complex layouts and responsive applications.
• Performance awareness: An understanding of cross-browser compatibility issues and client-side performance optimisation.
• Design sensibilities: A good eye for UI and UX, and a passion for creating beautiful, user-centric interfaces.
• A growth mindset: A desire to learn, share knowledge, and continuously improve.
• Team spirit: The ability to work effectively with engineers from diverse technical backgrounds.

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.