ppSmadex is a Barcelona-born Demand Side Platform delivering performance and transparency in programmatic for clients across America, Europe, and Asia. We’re growing our Creatives Studio to become one of the best and biggest creative performance teams in the ecosystem, building scalable creative solutions that drive measurable outcomes. /p h3The role /h3 pWe are actively seeking a bGame Developer (Playable Ads) /b to focus on building industry‑leading interactive and playable experiences for our highest‑value advertisers. /p pReporting to the Director of Creative Solutions, this role sits at the intersection of Creative Services, Creative Innovation, and Product. Your mission is to ensure that our clients receive high‑performing playable and interactive mobile creative experiences, and that we can iterate quickly based on clean measurement and structured experimentation. /p pYou will define bwhat we build in the playable space /b, but bwhy it works /b, bhow we ship it reliably /b, and bhow we scale those learnings across accounts /b. /p h3Key Responsibilities /h3 h31) Playable Ad Technology Experience Development /h3 ul liBuild, architect, and extend high‑performing playable ad experiences and interactive creatives for mobile and CTV platforms. /li liTranslate creative concepts (including complex game mechanics) into functional prototypes and scalable ad templates (fast iteration, production‑ready standards). /li liDesign mobile‑first UX patterns specific to playable ads, including in‑ad interaction logic, end‑card flows, and call‑to‑action placement. /li liOptimize for playable ad constraints: aggressively manage file size budgets, load times, device/OS compatibility, and platform‑specific compliance requirements. /li /ul h32) Playable Ad E2E Testing, QA Delivery Reliability /h3 ul liDefine comprehensive test matrices and QA checklists (OS versions, device performance, cross‑platform publisher environments, connection conditions). /li liDebug complex issues related to SDK integration, third‑party trackers, ad delivery, and in‑ad game logic.



/li liIntroduce automation where possible (test harnesses, validation scripts, pre‑flight checks) to reduce production risk. /li /ul h33) Cross-Functional Leadership Client Enablement /h3 ul liAct as connective tissue between Creative Design, Software and Services, Ad Ops, and Product on playable and interactive ad initiatives. /li liDefine clear workflows and handoffs to reduce bottlenecks and accelerate time‑to‑launch. /li liSupport high‑stakes client conversations with technical confidence: feasibility, timelines, QA expectations, and measurement plans. /li liPartner with Product on tooling and capability gaps needed to scale playable ad output. /li /ul h34) Knowledge Management Best Practices /h3 ul liBuild and maintain a playable creative repository: winning game patterns, do/don’t guidelines, specs, QA standards, learnings, and case studies. /li liShare insights across teams through internal sessions, documentation, and repeatable templates. /li /ul h3What you bring /h3 pbRequired /b /p ul li3‑7+ years in creative technology making interactive ads for mobile. /li liA strong portfolio of playable ads that have delivered positive performance against advertiser KPIs. /li liDemonstrated expertise in relevant front‑end technologies and libraries used for building complex interactive experiences/game mechanics under tight constraints. /li liHands‑on experience with mobile playable tools (e.g. Phaser/Pixi, Unity/Cocos export, Playable Factory or platform‑specific tools). /li liExperience shipping and supporting creatives end‑to‑end (QA, troubleshooting, mobile ad delivery). /li liAbility to translate performance/measurement needs into clear event tracking + experimentable variants.



/li liCommercial awareness and client‑facing experience in the App AU ecosystem. /li /ul pbGood to have /b /p ul liExperience building 3D interactive experiences on mobile web. /li liExperience building SIMID for CTV interactive. /li liProven cross‑functional collaboration skills and comfort working in fast‑paced environments. /li liDeep experience with mobile E2E testing for ads (various device/OS combinations, ad verification, and publisher SDKs). /li liFamiliarity with programmatic concepts and the practicalities of ad serving tracking in mobile in‑app/playable workflows. /li liExperience optimizing graphics performance and minimizing asset size for mobile web environments. /li /ul h3Success Metrics /h3 ul liImproved playable ad performance as measured by engagement and IPM. /li liIncreased iteration velocity for playable ad testing across high‑value accounts. /li liHigher reliability: improved QA pass rates, fewer production errors in playable logic, and minimized file size overrun, fewer delivery issues. /li liIncreased adoption of playable ad best practices: playbooks created, templates shipped, teams enabled. /li liStronger measurement signal: consistent event instrumentation and more actionable learnings from playable tests. /li /ul h3Note /h3 pWe do not provide visa sponsorship. Candidates without a legal permit to work in Spain will not be considered. /p h3Benefit package /h3 ul liIntegrate a highly motivated and young team. /li liGreat compensation package. /li liTop location at the heart of Barcelona in a penthouse office with a rooftop terrace, barbecue, and a fully stocked fridge. /li liWork from home: 2 days/week. /li liPrivate Health Insurance. /li liAccess to LinkedIn Learning. /li liMeal vouchers – Tickets Restaurant monthly allowance. /li liMonthly gym allowance: choose between DiR Gym and Wellhub. /li liRegular team‑building events. /li liFun and friendly work environment with talented marketers and engineers from over 40+ countries. /li liAnd more! /li /ul /p #J-18808-Ljbffr

📌 Game Developer (Playable Ads) (Barcelona)
🏢 Smadex
📍 Barcelona