Senior Software Engineer, Engine Systems

About the role

As a Senior Software Engineer on the Engine DataModel team at Roblox, you will play a pivotal role in shaping the foundational components that support our platform. This position is based in San Mateo, CA, and operates under a hybrid work model, requiring in-office attendance three days a week. Your contributions will directly impact the performance and functionality of user-generated games, ensuring a seamless experience across various devices. You will collaborate closely with other teams to develop universal solutions and take ownership of projects from inception to completion.

Key facts

What you'll do

• Design and implement high-performance engine code that enhances the experience of all user-created games on the Roblox platform.
• Collaborate with cross-functional teams to build core systems and data structures that optimize the Roblox engine's performance.
• Take full ownership of projects, managing them through all stages of their lifecycle, from conception to deployment.
• Ensure that the engine code runs efficiently across all supported devices, including desktop, mobile, and console platforms.
• Develop and maintain the core structures and systems that facilitate interaction with the DataModel.
• Create and refine C++ reflection bindings that form the Luau API surface, enabling creators to engage with the DataModel effectively.
• Utilize custom code generation tools to streamline the development of C++ reflection bindings and related structures.
• Implement robust DataModel serialization processes to enhance data management within the engine.
• Stay current with industry trends and technological advancements to continuously improve the engine's capabilities.
• Troubleshoot and resolve performance issues, ensuring optimal functionality across diverse gaming experiences.
• Mentor junior engineers, sharing knowledge and best practices to foster a collaborative learning environment.
• Participate in code reviews, providing constructive feedback to enhance code quality and team performance.

Requirements

• Proven experience in systems-level programming with a strong focus on C++.
• Familiarity with game engine internals and the complexities involved in their development.
• Demonstrated ability to build and maintain systems that operate efficiently and effectively.
• A genuine curiosity about technology, particularly regarding CPU operations and memory management techniques.
• Strong problem-solving skills and the ability to tackle complex technical challenges.
• Excellent communication skills, both verbal and written, to collaborate effectively with team members and stakeholders.
• A proactive approach to learning and adapting to new technologies and methodologies in software development.

Nice to have

• Experience with game development frameworks or engines beyond Roblox.
• Knowledge of scripting languages, particularly Luau, and their integration with C++.
• Familiarity with performance profiling and optimization techniques in software engineering.
• Previous experience in a collaborative, agile development environment.
• Contributions to open-source projects or personal projects that showcase your programming skills.

Skills & tools

• Proficient in C++ programming and familiar with object-oriented design principles.
• Experience with version control systems, particularly Git.
• Understanding of software development methodologies, including Agile and Scrum.
• Familiarity with performance profiling tools and debugging techniques.
• Knowledge of data serialization formats and practices.

Practical notes

The starting salary for this position ranges from $242,100 to $293,800 USD, depending on various factors such as experience, qualifications, and market demand. This range is subject to change and may be adjusted in the future. In addition to competitive salaries, Roblox offers equity compensation and a comprehensive benefits package to all full-time employees.

Roblox is committed to fostering a diverse and inclusive workplace, providing equal employment opportunities to all applicants and employees. We prohibit discrimination and harassment of any kind and are dedicated to accommodating candidates with disabilities or religious beliefs throughout the recruitment process.

Please note that for U.S.-based roles, the company may have limitations regarding employment eligibility for certain visa categories, and may not support future H-1B sponsorship for this position.

About the company

An online space lets people build and play games. Founded long ago by two creators, it grew into a shared world opened to everyone in the mid 2000s. Now reaching millions each day, it hosts games made by its users. A large share of young American children under sixteen are monthly players here. High daily activity shows a lasting community where creativity and shared play remain central.