Smadex is a performance advertising engine for mobile apps, enabling the world's leading marketers to grow across Mobile and Connected TV (CTV). Powered by AI models trained on real campaign outcomes, Smadex delivers profitable growth at scale. Headquartered in Barcelona, with teams across the Americas, EMEA, and APAC, Smadex is a business unit of Entravision (NYSE: EVC).
The team
You will join our core engineering team, a collaborative group of 8 experienced engineers responsible for maintaining and evolving the real-time bidding (Open-RTB) auction system that powers our entire business. We foster a fast-paced, supportive environment where knowledge sharing is key. We value autonomy and will provide the platform for you to grow your career while solving complex engineering challenges.
What are we looking for?
We're looking for a knowledgeable Software Engineer who is excited by complex technical challenges. Your success will be measured by your ability to deliver high-quality features, collaborate with the team, while sharing and applying your knowledge effectively.




What will you do at Smadex?
You will dive into a dynamic environment, tackling short-cycle tasks across the core platform following a "you build it, you run it" philosophy. You will be expected to participate in code reviews, contribute to technical and architectural decisions, and collaborate in a fast-paced environment where every opinion counts.
Key Responsibilities
• Feature Ownership: Design, develop, and implement new features for core products using NodeJS and Java.
• Quality Assurance: Write clean, efficient, testable code and thoroughly test work locally and in a sophisticated staging environment.
• Operational Excellence: Monitor deployments and help ensure the stability, reliability and performance of production systems.
• Agile Collaboration: Collaborate with the team in an agile environment, participating in planning and reporting on progress.

Requirements:
• A Bachelor's degree in Compute

📌 Mid-Senior Software Engineer (Barcelona)
🏢 Smadex Slu
📍 Barcelona