Senior Real-Time Backend Architect (Payments & Games)

Blitzoo; Vancouver; On-site; CAD 140,000 - 200,000; Full time

Job summary

Blitzoo is seeking a Lead Backend Engineer in Canada to own the backend for real-time multiplayer casino gameplay across three live products. You will set technical direction, own the end-to-end system health, and drive architectural decisions beyond backlog delivery.

Responsibilities include leading the WebSocket/Akka-based realtime layer, payments integrations with Paysafe and WorldPay, and cross-product infrastructure stewardship, all while mentoring the team.

Qualifications

• 7+ years backend experience with production ownership at scale.
• Strong Scala experience, preferably with Play Framework.
• Experience with distributed systems and actor-model frameworks.
• Proven payment/billing integration experience.

Responsibilities

• Own end-to-end backend across game logic, promotions, payments, sweepstakes, and analytics.
• Lead design of real-time gameplay layer and Akka cluster.
• Ensure integration correctness for Paysafe and WorldPay, including regulatory considerations.
• Oversee shared infrastructure and production health in a live system.
• Mentor team and drive technical direction.

Skills

Backend ownership

Scala

Play Framework

Distributed systems

Real-time systems

Tools

Akka

MongoDB

ReactiveMongo

Paysafe

WorldPay

3DS flows

Apple StoreKit

Google Play Billing

Erlang/OTP

Job description

Blitzoo is seeking a Lead Backend Engineer in Canada to own the backend for real-time multiplayer casino gameplay across three live products. You will set technical direction, own the end-to-end system health, and drive architectural decisions beyond backlog delivery.

Responsibilities include leading the WebSocket/Akka-based realtime layer, payments integrations with Paysafe and WorldPay, and cross-product infrastructure stewardship, all while mentoring the team.