Senior Online Engineer

Engineering Austin, Texas


Would you like to work on some of the greatest franchises in gaming history? Certain Affinity is an exclusive, independent Austin developer comprised of a tightly-knit group of experienced, no-nonsense veterans committed to solid work/life balance. We’re best known for co-developing numerous AAA FPS games, though we are also creating compelling new games of our own.

You could be the Senior Online Engineer we are looking for; do you dream in binary and want to work on high-profile projects with seasoned industry vets? Your code is efficient and adaptable, and so are you. That’s why Certain Affinity wants you to be one of our engineers who consider themselves a generalist. So, what are you waiting for? Let’s make some games together that people will be playing for years to come!


  • Work with designers to create compelling game systems such as progression, quests, items, and customization
  • Turn designs into data-driven client systems backed by microservices
  • Identify and plan for security issues or exploits
  • Contribute to internal tools for assisting the development
  • Write clean, maintainable, and well-documented code
  • Collaborate with other engineers to solve difficult problems
  • Manage your own time by communicating task estimates and progress with other engineers and disciplines


  • Understanding of computer science fundamentals, data structures, and algorithms
  • 5+ years of professional online programming experience
  • Proficient in C/C++ with experience in at least one of (Go, C#, Lua, Python)
  • Experience working on and maintaining live service products
  • Comfortable in a large established codebase
  • Excellent collaboration and communication skills
  • Creative, motivated, focused, passionate, and results-oriented
  • Able to complete complex tasks with minimal supervision

Extra Credit

  • 2 or more shipped products
  • Experience working in the video game industry
  • Knowledge of game engine architecture
  • Experience with client to microservice architecture and data pipelines
  • Experience with protocols, APIs and tools related to live online products (grpc, gitlab, tcp/udp, etc.)
  • Development experience in Unreal 4
  • Passion for multiplayer action games

Certain Affinity offers relocation for this position to Austin, Texas where we make it all happen.