Freelance - Senior Game Developer - Hole.io (8-month contract)

About VoodooFounded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission to entertain the world. Gathering 800 employees, 7 billion downloads, and over 200 million active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta. Our portfolio includes chart-topping games like Mob Control and Block Jam, alongside popular apps such as BeReal and Wizz.This position is fully remote within CET ±3h.TeamJoining our Live games team means collaborating with gaming industry experts on globally renowned, enduring games while embracing exciting new entrepreneurial ventures. With over seven billion downloads worldwide and a portfolio of more than 10 resilient hybrid games generating more than $20m per year, we are the world's largest and most successful hybrid publisher.Voodoo is creating a talented team with a big mission: find the next best way to entertain the world by taking our best hits to a new level.You will be joining one of our Live Studios, working on Hole.io.RoleWe are looking for a highly technical Senior Game Developer to help the team maintain, scale, and optimize our hit games. Rather than focusing purely on gameplay design, you will take a rigorous engineering approach to solving complex technical challenges, ensuring our games run flawlessly on a vast array of mobile devices.Architect and write highly robust, scalable code to be enjoyed by millions of players worldwideConsistently implement strict performance optimizations to guarantee smooth frame rates and low memory footprintsProactively identify and eliminate technical debt, ensuring the long-term health, stability, and maintainability of the codebaseDrive technical architecture decisions and core system refactoring within the game clientDevelop custom tools and workflows to support the development pipeline and improve code efficiencyWith this role, you will have a strong impact on the company by contributing daily to core technical decisions with a senior, multidisciplinary team of passionate and talented people. Oversee the game's technical implementation, debug complex systemic issues, and revise the codebase in response to rigorous profiling data. Thanks to your engineering expertise and teamwork, let’s entertain millions of people with flawlessly running hit games.ProfileA strong engineering, analytical, and problem-solving mindsetAdvanced Unity knowledge (7y+) including deep scripting in C#, core system architecture, and memory profilingRequirement: Highly skilled in identifying performance bottlenecks and implementing general performance optimizations, with a strict focus on memory management, frame rate stability, CPU profiling, and reducing load times on mobile devicesStrong understanding of software engineering principles and comfortably using Design PatternsExperience in complex systems architecture, data structures, and custom tools developmentPlus: Experience with advanced Physics implementations and rendering optimizations (e.g., custom shaders, draw call reduction, batching, GPU profiling)Speak and write EnglishTrack record with successful, high-scale mobile gamesProfessional game development experienceBenefitsBest-in-class compensationOther benefits according to the country you reside

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