Senior Mobile AdTech Engineer (SDK / Embedded Ad Systems)

TL;DR

Senior Mobile AdTech Engineer (SDK / Embedded Ad Systems): Building a mobile advertising SDK for iOS and/or Android extending web-based AdTech to mobile environments with an accent on performance, scalability, and monetization optimization. Focus on implementing header bidding, optimizing ad rendering latency and fill rates, and integrating with demand sources and exchanges.

Location: Brazil, Remote

Company

hirify.global builds projects impacting millions worldwide, fostering an inclusive, friendly, and supportive workplace.

What you will do

• Design and build a mobile advertising SDK for iOS and/or Android
• Extend header bidding concepts like Prebid Mobile into mobile ecosystems
• Optimize ad rendering performance, latency, and fill rates
• Integrate with demand sources, ad exchanges, and internal bidding systems
• Ensure SDK reliability across diverse devices, OS versions, and app environments

Requirements

• 5+ years of mobile engineering experience (iOS and/or Android)
• Proven experience building or integrating mobile SDKs
• Experience with mobile AdTech (mediation, header bidding, SDK-based monetization)
• Understanding of ads rendering in webviews vs native contexts
• Strong debugging skills across mobile environments and network layers
• Experience optimizing performance in resource-constrained environments
• CV in English

Nice to have

• Experience with Prebid Mobile or similar frameworks
• Background in embedded SDKs beyond AdTech (analytics, payments)
• Familiarity with privacy frameworks (ATT, GDPR, consent management)

Culture & Benefits

• 30 paid days off each year for vacation, holidays, or personal time
• 5 paid sick days, up to 60 days medical leave, 6 paid family event days
• Partially covered health insurance after probation
• Wellness bonus for gym memberships and sports nutrition

Hiring process

• Submit CV in English
• Intro call with Recruiter
• Internal interview
• Client interview
• Offer