Junior In-App Media Buyer
jobgether
Posted Oct 29, 2026
- Full-time
- Remote
- Marketing
Job description
**This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Junior In-App Media Buyer based in Brazil.** As a Junior In-App Media Buyer, you will help launch, manage, and optimize in-app advertising campaigns across international markets, with a focus on European Tier 1 and Tier 2 countries. This role offers an excellent opportunity to develop your expertise in mobile user acquisition, campaign performance analysis, and creative strategy. You will learn to work with industry-leading advertising platforms, analyze audience behavior, and identify opportunities to improve campaign results. Through hands-on experience with data analytics, market research, and campaign optimization, you will contribute directly to acquisition performance and growth. You will collaborate with experienced professionals in a fully remote, international environment that encourages curiosity, initiative, and continuous learning. This is an ideal opportunity for an analytical and creative individual looking to build a career in performance marketing and mobile advertising. ### Accountabilities: - Launch and manage in-app advertising campaigns, learning to set up campaigns from scratch and target audiences across European Tier 1 and Tier 2 markets. - Prepare, organize, and analyze campaign data using tools such as Unity Ads, Binom, Tableau, Excel, and Google Sheets. - Research target markets, investigate local audience preferences, and use competitive intelligence and spy tools to identify successful advertising approaches. - Develop creative briefs based on market insights, audience behavior, and advertising trends. - Monitor and optimize campaign performance, including working with publishers within the Unity Ads ecosystem. - Conduct cohort analysis to evaluate campaign effectiveness, understand user behavior, and identify opportunities for improvement. - Track key performance indicators, draw actionable conclusions from data, and contribute to ongoing user acquisition optimization. - Stay curious about new markets, creative formats, and emerging advertising trends to support campaign growth and performance. ## Requirements: - Strong analytical skills and a genuine interest in numbers, spreadsheets, and data-driven decision-making. - Proficiency in Excel or Google Sheets, with the ability to interpret data, identify patterns, and draw logical conclusions. - An interest in advertising creatives and a basic understanding of marketing funnels, including the ability to recognize effective creative trends and understand why they resonate with specific audiences. - Strong research skills and curiosity about different markets, cultures, and consumer behavior. - A proactive, solution-oriented mindset, with the ability to investigate questions independently, take initiative, and seek practical answers. - A willingness to learn new advertising platforms, analytical tools, and campaign optimization techniques in a fast-paced, international environment. - Experience with teaser advertising networks is a plus, as their campaign structures can be similar to in-app advertising. - Previous exposure to in-app advertising within the GameDev sector, particularly through platforms such as Moloco, AppLovin, Mintegral, or Unity Ads, is an advantage. - Familiarity with Facebook advertising is considered a plus. ## Benefits: - **Fully remote work:** Flexibility to work remotely within the supported locations. - **Full-time opportunity:** A chance to develop your skills and build a long-term career in mobile advertising and performance marketing. - **Professional development:** Access to training compensation to support continued learning and skill development. - **Home office support:** Assistance with setting up a comfortable and productive remote workspace. - **Mental health support:** Resources to support employee well-being. - **Sports and wellness:** Support for sports activities and access to massage services. - **Healthcare and personal services:** Benefits covering dental services, veterinary services, and automotive services. - **Family support:** Children's allowance to help support family needs. - **Language learning:** Access to language courses to strengthen communication skills and support international collaboration. - **Learning resources:** Support for books, stationery, and other professional or educational materials. - **Flexible benefit options:** A benefit cafeteria offering a range of additional perks to suit different needs.