Overview In this role you will join a cross-functional team to deliver impactful learning experiences for tutors and learners at scale. You will shape backend and frontend engineering across Python/Django and React, drive architectural decisions, and mentor others to raise the engineering bar. You'll apply data-driven methods to validate ideas, work with product and UX teams, and own initiatives from discovery to deployment.

This position offers the chance to influence the future of education at a integral level through AI-enabled, user-centric software.

Compensaciones / Beneficios monthly lesson credit

Learning & Development budget health insurance relocation package to Barcelona on-site mental health support platforms

Gympass wellness access

Responsabilidades Develop and own backend features with Python/Django and integrate with third-party vendors

Build frontend experiences in React/Typescript and contribute to experimentation frameworks

Lead complex initiatives from discovery through deployment with lifecycle ownership

Mentor peers, conduct architectural reviews, and promote frontend/backend best practices

Collaborate with Product, Data, and UX to identify opportunities and measure impact

Shape system design for scalable, reliable,



and maintainable architectures

Navigate trade-offs and align technical investments with business goals

Drive technical leadership across the team and contribute to architectural direction

Pursue excellence through craftsmanship, learning, and helping others grow

Requisitos principales Backend-heavy Full-Stack capability with ~60% backend focus and ~40% frontend

Deep AI expertise in Agentic AI, with ability to redesign SDLC and build reusable AI assets

Experience designing large-scale web applications, APIs, and distributed systems

Proven technical leadership and ability to influence decisions

Product-minded with the ability to translate challenges into scalable solutions using data

Proactive problem-solving and independent work style with collaborative instincts

Strong ownership, accountability, and track record from concept to delivery

Excellent collaboration and communication across engineering, product, design, and data

English level B2 or higher

Experience with observability, reliability, monitoring, and on-call readiness collaboration stakeholder management clear communication

Python

Django

React

📌 Senior Full-stack Engineer (backend-heavy) (Barcelona)
🏢 Preply
📍 Barcelona