Lead Developer (Unity, Mobile, Backend) 🌍 Remote

About DollyDolly is a fast-growing mobile gaming studio creating real-money skill-based games where players can compete and win cash prizes.Our flagship product, Thrillz, is a multi-game app where users can play casual mobile games and win real rewards.With thousands of daily active users and steady revenue growth, Thrillz is already profitable and growing fast. We’re a small, passionate team that moves quickly, experiments boldly, and loves building games that are both fun and rewarding.Your MissionYou’ll be the technical owner of Thrillz, leading all client-side and backend development. You’ll guide a team of 3 developers, oversee architecture and code quality, and ensure features are delivered efficiently and maintainably.You’ll work closely with the CEO (Antoine), CPO (Benjamin), CTO (Ayrton) and Senior Producer (Kevin) to bring new product ideas to life — from concept to release.ResponsibilitiesTechnical LeadershipOwn and evolve the app’s overall architecture (client + backend integration).Write and Maintain high code quality standards, enforce best practices, and conduct code reviews.Define technical priorities and balance new feature delivery with technical debt reduction.Coordinate sprints with the Producer (Kevin) and ensure dev tasks are delivered on time.Team ManagementMentor and supervise the dev team (Ciprian, Tom, David).Provide technical guidance and unblock teammates when challenges arise.Improve internal dev processes and CI/CD pipelines.Feature DevelopmentContribute directly to Unity development.Ensure smooth integration of new features.Collaborate with UI/UX (Kate) to ensure pixel-perfect implementation.Work closely with backend APIs, wallets, and leaderboard systems.Quality & StabilityEnsure app performance across devices.Oversee QA process, debug issues, and prepare production builds.Optimize loading times, reduce crashes, and maintain code scalability.Own the release pipeline: QA, builds, and deployment to App StoreContinuously improve our CI/CD setup and development workflows.Requirements5+ years of experience in Unity (C#), including mobile (iOS + Android) deployment.Strong experience leading or mentoring a dev team.Excellent understanding of architecture patterns.Experience with async networking, APIs, and client-server integration.Solid debugging and optimization skills (profiling, memory management, etc.).Familiarity with Git, CI/CD, and agile workflows.Fluent in English, strong communication and organizational skills.Nice-to-haveExperience with real-money gaming, live-ops systems, or social/competitive games.Experience working with backend systems.Passion for gaming and user experience.Based in Europe or EMEA time zone.Why Join UsJoin a profitable, fast-growing mobile gaming company.Work on a product with real traction and real users.Direct impact on feature direction and technical decisions.Fully remote or hybrid work flexibility.Small, highly skilled team — high autonomy, high ownership.