Backend Developer

Flowbox

📍 catalunya, catalunya, Spain

Full-time Other-General Posted February 27, 2026

Job Description

We're looking for a motivated Backend Developer to join our UGC Platform Team in Barcelona.

Flowbox was founded in 2016 and is a fast-growing tech scale-up with large ambitions and broad visions. We provide a SaaS platform that helps brands improve their marketing, social media and e-commerce strategies. Our technology helps our clients to better collect, manage, and distribute their own customers' content, aka user generated content (UGC).

Earlier this year, Flowbox acquired the Danish company Dreaminfluence, a leading influencer marketing platform. Post-acquisition, Flowbox now serves more than 1,000 customers, reports close to €9M in ARR, and employs over 70 people across offices in Stockholm, Barcelona, Amsterdam, and Copenhagen.

Tech Stack

We work with a modern, cloud-native stack built for scalability and performance:

  • Languages & Frameworks: Python (Flask, FastAPI), Celery
  • Databases & Storage: PostgreSQL, DynamoDB, Amazon S3