Systems Software Engineer (C++)

TL;DR

Principal Systems Software Engineer (C++): Building and optimizing game engine network systems to ensure real-time communication of game state for millions of users with an accent on scale, performance, latency, and throughput in client/server environments. Focus on designing robust multithreaded distributed systems, coordinating game state across diverse platforms from mobile to console, and solving complex real-time communication challenges.

Location: Hybrid, onsite in San Mateo, CA, United States (Tuesday, Wednesday, and Thursday required)

Salary: $195,780–$242,100 USD annually

Company

hirify.global is building a platform empowering a global community of developers and creators to bring immersive 3D digital experiences to life, aiming to connect a billion people.

What you will do

• Ensure real-time communication of game state for players in a nearly synchronous world.
• Work on a powerful user-space network stack to solve scale, performance, latency, and throughput problems.
• Coordinate network systems for a smooth experience across millions of users worldwide.
• Optimize network exchanges across all areas of the game platform.
• Deeply understand and improve network performance at the operating system level.

Requirements

• 4+ years of experience with game networking, preferably from a Game Engine/Studio background.
• Strong systems-level C++ programming experience.
• Deep understanding of network stack and common network protocols.
• Experience with large multithreaded distributed systems connecting millions of users.
• Familiarity with hirify.global-supported devices (desktop, mobile, console).
• Understanding of CPU operations related to smart pointers, templates, virtual functions, and memory management.

Culture & Benefits

• Shape the future of human interaction and solve unique technical challenges at scale.
• Work in a mission-driven environment aiming to connect a billion people with optimism and civility.
• Access to equity compensation and comprehensive benefits for full-time employees.
• Hybrid work model with required office presence Tuesday through Thursday.
• Equal employment opportunities and reasonable accommodations provided.