Senior Software Engineer

Job description

Level Up Your Career with Zynga! At Zynga, we bring people together through the power of play. As a global leader in interactive entertainment and a proud label of Take-Two Interactive, our games have been downloaded over 6 billion times—connecting players in 175+ countries through fun, strategy, and a little friendly competition. From thrilling casino spins to epic strategy battles, mind-bending puzzles, and social word challenges, our diverse game portfolio has something for everyone. Fan-favorites and latest hits include FarmVille™, Words With Friends™, Zynga Poker™, Game of Thrones Slots Casino™, Wizard of Oz Slots™, Hit it Rich! Slots™, Wonka Slots™, Top Eleven™, Toon Blast™, Empires & Puzzles™, Merge Dragons!™, CSR Racing™, Harry Potter: Puzzles & Spells™, Match Factory™, and Color Block Jam™—plus many more! Founded in 2007 and headquartered in California, our teams span North America, Europe, and Asia, working together to craft unforgettable gaming experiences. Whether you're spinning, strategizing, matching, or competing, Zynga is where fun meets innovation—and where you can take your career to the next level. Join us and be part of the play! Position Overview The Senior Software Engineer on the Ad Monetization team is responsible for bringing interactive advertising experiences to life (such as mini-games, surveys, and more) by transforming approved creative concepts into polished, high-performing ad units. Working closely with engineers, creative leads, and cross-functional partners, this individual owns the technical execution of each experience from implementation through deployment, ensuring every build is reliable, performant, visually polished, and ready for production What You'll Do Build high-quality playable ads and interactive creative units from approved storyboards, design assets, and creative briefs Implement gameplay mechanics, interactive behaviors, transitions, animations, and other UX elements to ensure a seamless user experience Integrate creative assets supplied by designers and ensure they display and perform as intended across supported environments Optimize experiences for performance, responsiveness, file size, and reliability while maintaining creative quality Implement tracking, analytics, and event instrumentation required to measure creative performance Perform thorough self-QA to identify and resolve issues before handoff, delivering production-ready builds with minimal oversight Take ownership of assigned projects from technical kickoff through final delivery Proactively identify opportunities to improve workflows, implementation efficiency, and build quality Consistently deliver dependable, high-quality work while meeting project timelines and production commitments What You Bring Bachelor’s degree in Computer Science, or related technical discipline (or equivalent) 6+ years of professional experience in software development Extensive experience designing front-end architecture, optimizing web performance Proficiency in web technologies, including HTML5, CSS3 Expertise in modern JavaScript (ES6+). Strong background in 2D HTML5 game frameworks like Phaser or CreateJS Experience with 2D and 3D JS frameworks such as PixiJS, and ThreeJS Strong understanding of 2D/3D coordinate systems, geometry, vector math, and pixel-level manipulation (ImageData) Experience working directly with the HTML5 Canvas API to render and manipulate shapes, text, and images Proficiency in managing complex render loops, frame rates (FPS), and animations via requestAnimationFrame Experience with Responsive Web Design and creating fluid layouts that work flawlessly across mobile, tablet, and desktop screens Experience with asset management building efficient loading pipelines fo