Senior Back-End Engineer

Навыки

• CI/CD
• Коммуникация
• Django
• Express
• Go
• Java
• JavaScript

О компании и продукте

• Care to change the world - We are passionate about our work and care deeply about its impact to be life changing.
• We do it for learners - For both Preply and tutors, learners are why we do what we do. Every day we focus on empowering tutors to deliver an exceptional learning experience.
• Keep perfecting - To create an outstanding customer experience, we focus on simplicity, smoothness, and enjoyment, continually perfecting it as every detail matters.
• Now is the time - In a fast-paced world, it matters how quickly we act. Now is the time to make great things happen.

Задачи

• You will work in a cross-functional team alongside the Product Manager, Product Designer, UX Writers, Data Analytics, Technical Leads, Engineers and other cross-functional team members to deliver engaging features through A/B tests and build top-notch products, including, but not limited to
• Develop and own backend features using Python/Django, supporting the creation of new backend services as well as design, create, and/or troubleshoot integrations with third-party vendors
• Think beyond the code and about our customers, understand their needs and define solutions with the team
• Balance short-term speed of development with the long-term technical quality of our systems
• As a Senior Engineer, you will leverage your experience to guide the team in making informed technical decisions, such as continuous improvement of best practices (test culture, code reviews, monitoring and scalability of our tools)
• WE POWER PEOPLE’S PROGRESS
• At Preply, we’re all about creating life-changing learning experiences

Требования

• Exposure to architectural patterns of a large, high-scale web application (e.g., well-designed APIs, high-volume data pipelines, efficient algorithms)
• AI Expertise: Deep, hands-on expertise in Agentic AI
• Able to redesign how the team builds software across the full SDLC, not just code generation
• Builds reusable AI assets that your team can adopt, and delegates reasoning-heavy work while reserving judgment for architecture, business logic, and security
• You set up the AI quality gates and you challenge existing engineering workflows and propose AI-based alternatives
• Familiar and willing to support small JS/TS tasks when needed
• Expertise in troubleshooting issues, identifying the root cause, mitigating it, and adding setting up safeguards to prevent future issues
• High level of self-organization, ownership, and responsibility
• A great collaborator with excellent verbal and written communication skills. Minimum B2 English level
• Willingness to be on-call for your squad (1 week every 5 weeks)
• Together, we’ll transform how students expand their vocabulary, master conversational fluency, and deepen comprehension - unlocking their full potential and sparking a lifelong love for learning
• Are you ready to make an impact?
• Let’s redefine education!
• The Preply Engineering Team provides the tools to help unlock human potential through learning
• While Python is our primary programming language, prior experience with it is not mandatory
• What truly matters is your enthusiasm for learning Python and your ability to adapt quickly to using it for product development

Условия

• An open, collaborative, dynamic and diverse culture
• A generous monthly allowance for lessons on Preply.com http://preply.com/, Learning & Development budget and time off for your self-development
• A competitive financial package with equity, leave allowance and health insurance
• Not in Barcelona? We offer an attractive relocation package to join us in our Preply Barcelona Hub
• Access to free mental health support platforms
• Access to Gympass-partnered wellness and gym centers throughout Spain to promote and support well-being and physical health
• The opportunity to shape the lives of learners and tutors through language learning and teaching in 175 countries (and counting!)
• We’ve just reached unicorn status with a $150M Series D, accelerating our vision to transform education through human-led, AI-enhanced learning
• Today, 100,000+ tutors teach 90+ languages to learners in 180 countries - and we’re only getting started
• As a category-defining company, we’re shaping what the future of learning looks like at global scale
• Every Preply lesson sparks change, fuels ambition, and drives progress that matters
• Joining Preply means helping define the future of education at global scale, and building something that truly matters for millions of people, every day
• MEET THE TEAM!
• Join Preply’s Teams and help us power people’s progress through life-changing learning experiences
• We’re on a mission to combine the magic of the best tutors with cutting-edge AI to create personalized journeys that keep learners motivated and inspired

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