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Use the GDC 2021 Session Viewer to browse and sort the ever-growing list of sessions by day, time, pass type, topic, and format. All registered attendees will be able to build their personal schedule directly within the event platform, once live early July 2021. All times are listed in Pacific Time.

Online Game Technology Summit: 'Rocket League': Scaling for Free to Play

Matthew Sanders  (Lead Online Services Engineer, Psyonix)

Date: Monday, July 19

Time: 9:40am - 10:40am

Pass Type: All Access Pass, Summits Pass

Topic: Programming

Format: Session

Vault Recording: Video

Audience Level: N/A: I would like to deliver a virtual presentation only

Rocket League transitioned from a $20 game to free to play in September 2020. This resulted in a massive increase in traffic to its backend services despite being five years old. This session explores the Online Services preparation needed to support the more than 1 million concurrent players and follows the journey to get there.


Learn what it takes to plan for a several-fold increase in scalability of the backend of a popular online game. The topics include system-wide analysis, long-term planning, triaging, and implementing the most effective changes with respect to limited time and personnel.

Intended Audience

The target audience is anyone on a backend engineering team: full-stack engineers, specialists such as DBAs, and project managers. Basic understanding of web services, databases, related infrastructure, and cloud providers is helpful.