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Staff Back-end Engineer

London💼 Full-time🗓 2025-12-23 → 2026-09-26

Core

Staff Back-end Engineer driving technical strategy, architecture, and execution for critical AI-enhanced learning systems at Preply.

Role type

Staff individual contributor (IC) back-end engineer

Builds

Scalable, reliable back-end services and platforms for personalized language learning experiences

Domain

EdTech / AI-enhanced learning / Large-scale distributed systems

Deliverable

production ML models | product features | infrastructure

Required skills

Python, system architecture, technical strategy, end-to-end ownership, cross-functional alignment, product-minded engineering, problem-solving

Preferred skills

Mentoring senior engineers, driving engineering excellence, operating in evolving environments

Technologies

Python

Responsibilities

Shape technical strategy and roadmap; lead architecture and platform evolution; raise engineering excellence and developer experience; mentor and influence other engineers; drive critical technical decision-making

Seniority

Staff, high-impact IC with organizational scope

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