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Smadex

Mobile-first programmatic advertising DSP platform

Mid-Senior Software Engineer

Backend EngineeringConfirmed live in the last 24 hours
Full-timeBarcelona, SpainNo salary listed

About the Job

Requirements

  • A Bachelor's degree in Computer Science or a related technical field is required.
  • 2–4 years of experience in a software engineering role is required.
  • Hands-on experience with Java or Node.js is required.
  • A solid theoretical foundation in data structures, algorithms, and software design principles is required.
  • Proficiency with Linux, Git, Docker, and Docker Compose is required.
  • Experience with testing tools and modern continuous integration and continuous delivery (CI/CD) frameworks is required.
  • Excellent written and spoken English communication is required.

Responsibilities

  • Design, develop, and implement new features for core products using Node.js and Java.
  • Write clean, efficient, testable code and thoroughly test work locally and in a staging environment.
  • Monitor deployments and help ensure the stability, reliability, and performance of production systems.
  • Collaborate in an agile environment, participating in planning and reporting on progress.
  • Participate in code reviews and contribute to technical and architectural decisions.
  • Tackle short-cycle tasks across the core platform while following a “you build it, you run it” philosophy.

Desired Qualifications

  • Experience with key-value stores and in-memory databases such as Redis or Memcached.
  • Familiarity with cloud environments, particularly AWS.

About the Company

Smadex

Mobile-first programmatic advertising DSP platform

Smadex is a mobile-first programmatic advertising platform for performance, direct response, and brand campaigns across in-app, mobile web, and Connected TV. It uses a machine learning-assisted bidding engine that optimizes the mix of creative assets, audience targeting, and price in real time, processing over a million bid requests per second with support for first- and third-party data, fraud protection, brand safety, and multi-dimensional reporting. It offers end-to-end campaign management in self-serve or managed modes, with a pricing model based on a minimum budget plus a percentage fee and flexible dCPM aligned to CPA and CPI goals; after adopting RTB it expanded globally and was acquired by Entravision in 2018, becoming part of the Headway unit. Its goal is to help advertisers acquire high-quality users, improve retention, and increase return on ad spend while safeguarding brand safety across mobile and connected TV channels.

Company size
201-500
Company stage
Seed
Total funding
$940K
Headquarters
Barcelona, Spain
Founded
2011

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