Overview

As a Senior Data Engineer in Preply's Data Ingestion and Enrichment team, you will own the data layer powering analytics, ML, and product. You'll design and scale the data lake, build reliable batch and streaming ingestion pipelines, and enforce data contracts and governance. You'll collaborate with ML, analytics, and product squads to ensure production-ready, observable, and reusable data assets. This role blends hands-on engineering with technical leadership in a fast-growing, global platform.

Compensaciones / Ventajas Lessons allowance on Preply.com

Learning & Development budget

Relocation package to Barcelona

Equity

Health insurance

Mental health support

Responsabilidades Design and own Preply's data lake with clear ownership, schemas and quality expectations

Develop and operate scalable batch and streaming ingestion pipelines for real-time and analytical use cases

Define data contracts and embed validation and quality checks early in ingestion lifecycle

Build enrichment logic to standardize and contextualize data across domains

Instrument pipelines with observability, contribute to SLOs, alerts and incident playbooks





Implement governance by design with access control, privacy protections and auditable flows

Enable self-service through standardized ingestion templates and metadata/documents

Collaborate with Product, Backend, Analytics, and ML teams to align ingestion requirements and priorities

Requisitos principales Experience building architectural patterns for large-scale applications with high-volume data pipelines

Proven track record in platform or data engineering teams with multi-stakeholder deliveries

Familiarity with cloud platforms (AWS/GCP) and modern DevOps practices

Hands-on design and implementation of real-time and batch data processing using Spark, Flink, Spark Streaming, Kafka, Debezium

Experience with orchestration tools such as Airflow or dbt

Strong problem-solving skills and proactive continuous improvement mindset

Strong communication and cross-functional collaboration (English B2+)

Effective cross-functional collaboration

Proactive problem-solving

Continuous improvement mindset

Spark

Flink

Spark Streaming

📌 Senior Data Engineer (Barcelona)
🏢 Preply
📍 Barcelona