Senior Full-stack Engineer (frontend-heavy)

Preply is a unicorn Ed-Tech company building scalable, resilient products for language learning. This role is primarily frontend-focused (70%) with backend work (30%), using React/TypeScript on the frontend and Python/Django on the backend.

• Design and deliver user-facing features using React, and TypeScript. You’ll own the entire journey, from shaping the UX, to implementation, to launch and validation through our A/B experimentation framework.
• Develop backend features using Python/Django
• Help us improve our codebase and workflows by applying practical best practices across frontend, backend, and mobile.
• Collaborate with Design, Product, and Data to ideate, test, and validate user-facing experiences. Expect to dive into metrics, formulate hypotheses, analyze experiment results, and iterate quickly based on impact.
• Strike the right balance between fast delivery and long-term stability, helping us ship impactful features without adding complexity.
• Set a high bar for code quality and teamwork, and help others grow through collaboration, feedback, and good engineering practices.

• Full-Stack Expertise: This role is primarily front-end focused, with approximately 70% of the work dedicated to front-end development and 30% to back-end development, requiring solid front-end expertise and well-rounded full-stack engineering skills.
• Front-end Expertise: Strong expertise in React, Typescript, HTML5, and CSS.
• Exposure to back-end tech: Expertise in Python/Java/Node.js/Ruby/Ruby on Rails/PHP/Golang.
• Understanding Architectural Patterns: While deep backend expertise isn’t required, we do value familiarity with key architectural concepts and an ability to contribute to building reliable, efficient services that support user-facing features at scale.
• Proactive Problem-Solving: You will be expected to face and solve challenges independently, both in the codebase and in our product initiatives.
• Communication Skills: Good at working with others and communicating effectively in English at a B2 level or higher.
• Ownership: You take responsibility for the quality and outcomes of your work, not just the code. You can make thoughtful technical decisions, contribute to improving our engineering practices, and support teammates through knowledge sharing and clear, constructive feedback.
• Deep, hands-on expertise in AI tools, especially in agentic AI SDLC.

• An open, collaborative, dynamic, and diverse culture
• A generous monthly allowance for lessons on Preply.com, Learning & Development budget, and time off for your self-development
• A competitive financial package with equity, leave allowance, and health insurance
• Access to free mental health support platforms
• The opportunity to unlock the potential of learners and tutors through language learning and teaching in 175 countries