Senior Full Stack Engineer

Mediasmart

Full-time Other-General
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Location
madrid, comunidad de madrid, Spain
Posted
June 27, 2026

Job Description

Senior Full Stack Engineer Responsibilities

As a Senior Full Stack Engineer in our product technology team, you will play a key role in developing our web platform, serving large agencies and direct customers. Your responsibilities will span the entire product lifecycle, from initial concept to DevOps and deployment.

  • Polish a web-based platform (frontend and backend) with users all over the world.
  • Proactively improve and propose projects to make our product more effective and easy to use.
  • Interact with other teams to build new features or solve technical issues.
  • Individuals with stronger backend and cloud abilities will find this position customizable to their skills.

Requirements

  • At least 4-5 years of experience as a full-stack developer
  • Wide experience with Node.js and REST APIs
  • Experience with MongoDB database
  • Familiarity with cache databases, its data structures...