Backend Developer | Multiplayer FPS

THE MISSION

Build the backend that powers thousands of concurrent battles in our next-generation competitive FPS. This isnt web development with game features - this is architecting the real-time infrastructure that hardcore players demand: sub-50ms response times bulletproof persistence and flawless matchmaking for a title that will compete with CS2 and Valorant.

WHY THIS ROLE MATTERS

You wont be building CRUD APIs. Youll own the entire competitive integrity of our game:

• Player Trust: Your persistence layer holds millions in virtual items

• Match Fairness: Your matchmaking determines every players experience

• Live Operations: Your systems handle 10000 concurrent matches without breaking a sweat

YOUR TECHNICAL BATTLEFIELD

Mission-Critical Systems Youll Own:

• Stateful Game Services: Design distributed systems managing real-time game state across thousands of concurrent matches

• High-Performance Matchmaking: Build ELO-based matchmaking supporting 50000 concurrent players with <5 second queue times

• Inventory & Economy Backend: Architect transactional systems managing player inventories worth real money

• Anti-Cheat Integration: Implement server-authoritative validation and integrate with BattlEye/EAC

• LiveOps Infrastructure: Build hot-patching systems for zero-downtime updates during peak hours

Your Arsenal:

• Game-Specific: PlayFab/Pragma/AccelByte or custom equivalents

• Infrastructure: Kubernetes orchestrating 1000 pods AWS GameLift/Agones

• Performance: Redis for session state PostgreSQL for persistence 100K ops/second

• Protocols: WebSockets gRPC for service mesh UDP for game traffic

• Monitoring: Real-time observability handling 1M events/minute

REQUIRED EXPERTISE

Non-Negotiable Technical Skills:

• 5 years shipping multiplayer game backends (not web apps that happen to be games)

• Proven scaling experience: Youve handled 50K CCU in production

• Battle-tested with: PlayFab Pragma AccelByte or built similar from scratch

• Deep knowledge: Kubernetes at scale AWS game services NodeJS performance optimization

• Game-specific expertise: Tick rates client prediction lag compensation state synchronization

Evidence We Need:

• Shipped titles you can point to on Steam/Epic/Console

• War stories about scaling failures and how you fixed them

• Specific metrics: CCU handled latency achieved uptime maintained

• Your approach to common problems: inventory duplication match state corruption DDOS mitigation

BONUS MULTIPLIERS

• Direct Unreal Engine 5 replication system experience

• Contributions to GDC talks or technical game blogs

• Experience with competitive game ranking systems (ELO TrueSkill)

• Background in anti-cheat or game security

THE GAME YOULL POWER

Were building the competitive FPS that PC players have been waiting for. Think CS:GOs competitive integrity meets modern gameplay. Your backend will be the difference between another shooter and the next decades esport.

LOCATION

Hybrid role based in Montreal Quebec. Exceptional candidates in Canada may be considered but local candidates will be prioritized.