Key Facts

Remote From:

Full time

English

Hard Skills

HyperText Markup Language (HTML) JIRA Devtools Functional Testing Bug Tracking And Management Asana Root Cause Analysis Internal Documentation

Other Skills

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Communication
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Teamwork
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Detail Oriented

Roles & Responsibilities

An obsessive eye for detail—noticing 1px misalignments or animation microstutters.
Familiarity with HTML/CSS/JS and how they render within mobile WebViews.
The ability to not just identify a bug, but investigate the "why" behind it.
Proficient with Browser DevTools, device simulators, and Jira/Asana.

Requirements:

Technical Creative Support and Bug Lifecycle: Identify, document, and track creative defects; provide developers with precise reproduction steps and technical logs; monitor performance (load times and file weights) to ensure assets meet publisher specs without sacrificing quality.
Creative Consultation: Partner with designers to provide UI/UX feedback tailored for interactive units.
Mobile Playables, Video, and CTV Campaigns Functional Testing and Cross-Environment Validation: Execute end-to-end testing of HTML5 playable units; verify gameplay logic, win/loss states, and CTA mapping; ensure seamless performance across iOS/Android devices, OS versions, and desktop browsers.
CTV Compliance and Tag Tracking Verification: Audit bitrate stability, VAST wrapper compatibility, and safe-zone UI constraints; verify tracking pixels and event triggers (MRAID, VAST) fire accurately to guarantee clean data reporting.

Smadex SLU

Marketing & Advertising

About Smadex SLU

Smadex is the transparent DSP engineered for growth. The number one solution for user acquisition, retargeting and branding campaigns. We address the challenges and concerns of marketers by providing a fully transparent platform built on strong technology, countless programmatic management features and powerful machine learning algorithms that focus on achieving real outcomes. Advertisers can access global consumers on the highest quality brand safe and viewable inventory at scale, and capture attention using strong and engaging ad formats to drive performance sales and brand metrics. Smadex partners with the leading third party platforms to provide the most innovative solutions and independent measurement. Our open platform can easily plug and play with any new external partners. Smadex is a technology company led by engineering and data science, working with agencies and direct clients across the globe.Smadex is a business unit of Entravision Communications (NYSE: EVC)

Industry: Marketing & Advertising

Founded: 2018

Company size: 501 - 1000

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Job description

Smadex is a leading advertising technology company founded in Barcelona in 2010 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We power campaigns for Apps, Games and Brands across Mobile and CTV using advanced machine learning and optimized creative strategies to deliver results. Smadex is one of the fastest growing DSPs and we are adding talent to fuel our ambitious plans for 2026 and beyond.

We are seeking a Creative QA Specialist to safeguard the technical excellence and visual integrity of our digital advertising portfolio. In this role, you will serve as the final checkpoint for interactive "Playable" units, providing first-line support for creative production. Your mission is to eliminate user friction and ensure 100% technical compliance prior to campaign launch.

The Ideal Candidate: You are a hybrid of a technical analyst and a visual perfectionist. You enjoy the challenge of making complex interactive ads work flawlessly across every screen.

Core Responsibilities

1. Technical Creative Support & QA

Bug Lifecycle Management: Identify, document, and track creative defects. Provide developers with precise reproduction steps and technical logs.
Performance Monitoring: Audit load times and file weights to ensure assets meet strict publisher specs without sacrificing visual quality.
Creative Consultation: Partner with designers to provide UI/UX feedback specifically tailored for interactive units.

2. Mobile Playables, Video & CTV Campaigns

Functional Testing: Execute end-to-end testing of HTML5 playable units. Verify gameplay logic, win/loss states, and CTA mapping.
Cross-Environment Validation: Ensure seamless performance across a fragmented landscape of mobile devices (iOS/Android), OS versions, and desktop browsers.
CTV Compliance: Audit Connected TV video assets for bitrate stability, VAST wrapper compatibility, and adherence to "safe zone" UI constraints for 10-foot viewing experiences.
Tag & Tracker Verification: Confirm that tracking pixels and event triggers (MRAID, VAST) fire accurately to guarantee clean data reporting.

Requirements & Skills

An obsessive eye for detail—noticing 1px misalignments or animation microstutters.
Familiarity with HTML/CSS/JS and how they render within mobile WebViews.
The ability to not just identify a bug, but investigate the "why" behind it.
Proficient with Browser DevTools, device simulators, and Jira/Asana.
Deep understanding of digital ad formats (Display, Video, Playable) and mobile constraints.

Benefit package:

Integrate a highly motivated and young team.
Great compensation package.
Top location at the heart of Barcelona in a penthouse office with a rooftop terrace, barbeque, and a fully stocked fridge.
Work from home: 2 days/week
Private Health Insurance
Access to LinkedIn Learning
Meal vouchers - Tickets Restaurant monthly allowance.
Monthly gym allowance: Choose between DiR Gym and Wellhub
Regular team-building events.
Fun and friendly work environment with talented marketers and engineers from over 40+ countries
And more!