Labhouse is a fast-growing startup that builds, launches, and scales its own AI & Productivity Apps, operating under a subscription-based business model.
Based in Barcelona, Labhouse was founded by Andrés Bou and Horacio Martos (Co-Founders of SocialPoint).
We operate at the intersection of mobile technology, AI, and product-driven growth, with a strong focus on experimentation and performance.
Would you like to make an impact as part of a company that builds the best mobile apps used by millions of users worldwide? If so, discover your next challenge below.

Responsibilities:
- Own the end-to-end attribution and signals system, becoming the company’s expert driving technical decisions and best practices across the organization
- Implement and improve attribution models (Appsflyer, GA4, custom server-side) ensuring it remains accurate and reliable.
- Design and maintain server-to-server integrations with ad networks (Meta, Google Ads, ASA, TikTok, Snapchat).
- Ensure monitoring, QA, and debugging of discrepancies between internal data and ad platforms.




- Continuously improve attribution accuracy and signal quality, through custom pipelines, experimentation, monitoring and debugging of discrepancies.
- Own the long-term evolution of the platform, making thoughtful architectural and prioritization decisions that balance business impact, scalability, reliability and maintainability.

About You:
Technical expertise:
- Strong knowledge of attribution / tracking mechanisms ( pixels, UTMs, ID-based matching, MMPs, SRN, SKAN, W2A, etc.)
- Previous experience enriching and sending signals from mobile apps to Ad Networks to optimize campaign performance (Meta CAPI, TikTok CAPI, Google Ads API, etc)
- Proven experience with REST APIs, webhooks, API integrations and serverless environments.
- Solid knowledge of SQL/NoSQL databases.
- Proficiency in backend technologies such as TypeScript, Python, and Go.
- High ownership and proactivity
- Experience working in fast-growing, pro

📌 Marketing Backend Engineer (España)
🏢 Labhouse
📍 España