Senior Staff Software Engineer, Ads Creative

Moloco • Seattle, WA

3h

About The Position

Moloco builds some of the most powerful AI advertising solutions in the world. Our name—short for "machine learning company"—reflects our core mission: democratizing access to the advanced AI that has historically been reserved for tech giants. Led by machine learning pioneers who built some of the most successful ad systems at Google, including YouTube's monetization engine and key search advertising technologies, we're transforming how businesses grow and compete in the digital economy.
Built with AI from day one, Moloco’s planet-scale machine learning platform powers a suite of solutions for advertising growth and monetization. Moloco Ads is an AI-powered platform that delivers real business outcomes for mobile app marketers through performance-based user acquisition. Moloco Commerce Media and Streaming Monetization solutions enable retailers, marketplaces, and streaming platforms to build revenue-generating ad businesses that balance user experience and advertiser performance.
Moloco is headquartered in Silicon Valley, with offices in Seattle, New York, San Francisco, Seoul, Beijing, Singapore, Bangalore, Gurgaon, Tokyo, Shanghai, London, Tel Aviv, and Berlin.
Moloco is a truly rewarding place to work and in an exciting period of growth, which you could be a part of. Join us today and apply now!
The Impact You’ll Be Contributing to Moloco:
Define and drive the long-term technical vision for Moloco’s end-to-end creative platform, powering creative rendering, selection, optimization, and delivery across the Moloco Ads ecosystem.
Own the architecture and evolution of the full creative lifecycle from ingestion, validation, and transformation to rendering, selection, serving, and publisher SDK integration while ensuring scalable, low-latency, and high-quality ad experiences globally.
Lead the design and launch of new ad formats (image, video, playable, and emerging interactive formats), coordinating across Creative, SDK, Serving, ML, and Advertiser Tooling teams to ensure seamless integration and measurable business impact.
Act as the technical authority connecting creative systems with auction dynamics, ranking models, and monetization strategy, driving platform extensibility while maintaining strict performance and reliability standards.
Provide cross-organizational technical leadership, mentoring senior engineers and aligning multiple teams around a cohesive creative platform roadmap.
The Opportunity:
Shape the future of Moloco Ads by building a highly extensible creative platform capable of supporting rapid innovation in ad formats and creative intelligence at global scale.
Drive measurable improvements in creative effectiveness through scalable experimentation frameworks, dynamic template rendering, ML-driven selection, and AI-powered creative transformation.
Improve creative serving performance (e.g. latency, reliability, rendering quality, and SDK compatibility) while supporting increasing traffic, asset complexity, and advertiser demand.
Establish architectural foundations that reduce time-to-market for new creative capabilities and unlock faster iteration across product, ML, and engineering teams.
Influence the technical direction of a revenue-critical system at the intersection of distributed systems, mobile SDKs, machine learning, and large-scale ad delivery.

Requirements

• 8+ years of software engineering experience, including experience operating at Staff or Principal level scope.
• Bachelor’s degree or above in Computer Science or a related technical field.
• Proven experience building and scaling display, video, or interactive/playable ad systems in a production advertising environment.
• Hands-on experience designing creative processing systems, including ingestion (image, video, HTML), validation, transformation, rendering, selection, and performance optimization.
• Deep understanding of digital ad creative delivery challenges, including low-latency serving, SDK constraints, rendering quality, asset-heavy pipelines, dynamic content generation, and ML-driven ranking.
• Experience launching new ad formats end-to-end, coordinating across SDK, serving, ML, and product teams.
• Strong experience designing and operating large-scale distributed systems under strict reliability and latency requirements.
• Demonstrated ability to lead multi-team technical initiatives, influence architectural direction, and mentor senior engineers.
• Strong system design skills, from requirements gathering through architecture, implementation, and production ownership.
• Excellent verbal and written communication skills, with the ability to align cross-functional stakeholders around complex technical decisions.

Responsibilities

• Define and drive the long-term technical vision for Moloco’s end-to-end creative platform, powering creative rendering, selection, optimization, and delivery across the Moloco Ads ecosystem.
• Own the architecture and evolution of the full creative lifecycle from ingestion, validation, and transformation to rendering, selection, serving, and publisher SDK integration while ensuring scalable, low-latency, and high-quality ad experiences globally.
• Lead the design and launch of new ad formats (image, video, playable, and emerging interactive formats), coordinating across Creative, SDK, Serving, ML, and Advertiser Tooling teams to ensure seamless integration and measurable business impact.
• Act as the technical authority connecting creative systems with auction dynamics, ranking models, and monetization strategy, driving platform extensibility while maintaining strict performance and reliability standards.
• Provide cross-organizational technical leadership, mentoring senior engineers and aligning multiple teams around a cohesive creative platform roadmap.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level