Seedtag is hiring a Junior Product Manager for its In-App advertising product based in Madrid. The role involves building expertise in the in-app advertising ecosystem, collaborating with engineers, data scientists, and designers to develop features, improving user experience, writing product specs, prioritizing features, prototyping, and working with sales and partners to define the roadmap. Candidates should have 1-3 years experience or a strong graduate profile, be tech-savvy with understanding of APIs and SDKs, have hands-on coding or AI tool experience, and be passionate about apps and advertising. English communication skills are required. Nice to have skills include SQL, Python, LLMs, programmatic advertising knowledge, and experience with product analytics and ad metrics. The position offers a hybrid work model, flexible schedules, learning opportunities, well-being initiatives, and various benefits including health insurance and wellness programs.
What you'll do
Build expertise in in-app advertising ecosystem including SDKs, supply paths, formats, buying platforms and measurement
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Collaborate with engineers, data scientists and designers to define, build and ship in-app features such as ad formats, targeting, monetization, campaign delivery, performance and user experience
Improve experience for advertisers, publishers and users interacting with in-app solutions
Write clear product specifications, user stories and acceptance criteria
Prioritize features based on customer value, business impact and technical feasibility
Build prototypes and internal tools using code and AI tools to test ideas quickly
Work with sales, ad operations, clients, publishers and partners to understand needs and translate them into the product roadmap
Monitor mobile advertising trends, programmatic, new in-app formats and standards, and competitor activities
Define and track product KPIs, analyze product and campaign performance, and run A/B tests to validate new features
Support product launches end to end including testing, rollout, post-launch analysis, and creating product materials, demos and trainings with marketing and sales
Requirements
Hands-on builder with experience creating real projects using code or AI tools
Tech-savvy with understanding of web and app technologies (APIs, SDKs, data)
1 to 3 years experience in product, engineering, data, business analysis, consulting, solutions or technical account management, or strong graduate profile
Passion for apps and advertising, with genuine interest in app revenue generation and digital advertising
Clear communication skills in English (Spanish is a plus)
Nice to have: Basic SQL or Python
Nice to have: Experience with LLMs, embeddings or classification problems
Nice to have: Knowledge of mobile app ecosystem (app stores, SDKs, mediation)
Nice to have: Knowledge of programmatic advertising and SSP/DSP ecosystem
Nice to have: Basic understanding of ad metrics (CPM, eCPM, CTR, fill rate, viewability, conversion)
Nice to have: Experience with product analytics, experimentation or data visualization tools
Nice to have: Experience working with publishers, advertisers or agencies
Accelerated, hands-on development with real ownership and global projectsInternal mobility opportunitiesFlexible schedules and hybrid work model (work from home, office, or preferred location)Access to online learning and continuous trainingOptional English or Spanish group classesWell-being initiatives including SeedDay, Digital Disconnection, and team-building eventsGlobal events, offsites, celebrations, and strong company cultureFlexible benefits plan (restaurant, transportation, kindergarten vouchers)Health insurance coverageGympass access to wellness and fitness programsSeedsave Program with exclusive discounts
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