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Backend Developer

Barcelona💼 Full-time🗓 2025-10-31 → 2026-09-23

Core

Design, build, and maintain scalable backend services and APIs for a SaaS platform that collects, manages, and distributes user-generated content (UGC) for marketing and e-commerce.

Role type

Senior Backend Developer (Cloud-Native/Microservices)

Builds

High-availability, low-latency backend systems, event streams, and data infrastructure for UGC collection and distribution.

Domain

SaaS / Marketing Technology / Cloud Infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

Python (Flask, FastAPI), Microservices architecture, AWS (Lambda, S3, DynamoDB, Kinesis, Athena, EKS), PostgreSQL, Docker, Kubernetes, Celery, Event-driven systems

Preferred skills

CI/CD pipelines, System reliability optimization, Cross-functional collaboration

Technologies

Python, Flask, FastAPI, Celery, PostgreSQL, DynamoDB, Amazon S3, AWS Lambda, AWS CloudWatch, AWS Kinesis, AWS Athena, AWS EKS, Docker, Kubernetes, GitHub Actions, NewRelic

Responsibilities

Design and develop robust APIs and microservices; Investigate and resolve production issues; Contribute to architectural decisions and infrastructure improvements; Collaborate with product and design teams to deliver features; Participate in agile ceremonies (Sprint Planning, Standups, Retrospectives).

Seniority

Mid-Senior, hands-on IC

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