Lead Backend Engineer

🔥 30 minutes ago

🇨🇦 Canada – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 15%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Blitzoo

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2016

🎮 Gaming

👥 B2C

Gaming • B2C

Blitzoo is a developer and publisher of social casino slot games for desktop and mobile. The company offers Vegas-style slot titles (for example Lobstermania and Show Me Vegas Slots) that emphasize fun gameplay, unique features, big payouts, and social play, with optional in-app purchases and support for responsible gaming.

📋 Description

• Hold end-to-end technical ownership of the backend across game logic, promotions, payments, sweepstakes, player accounts, admin/backoffice, and analytics • Lead design and evolution of the WebSocket/Akka-actor-based real-time gameplay layer and Akka cluster • Own integration correctness for Paysafe, WorldPay including 3DS flows, Apple StoreKit, and Google Play billing • Coordinate with legal/compliance on regulatory requirements for sweepstakes-model gaming • Make and review changes to backend infrastructure shared across three casino gaming products • Own production health, including deploys, cluster operations, incident response, and postmortems • Set technical direction, run code reviews, and raise the engineering judgment bar • Absorb knowledge transfer from the outgoing lead and become the system's primary technical authority

🎯 Requirements

• 7+ years professional backend engineering experience, with real ownership of a production system at meaningful scale • Strong Scala experience in functional style, ideally with Play Framework or a comparable typed functional web framework • Production experience with an actor-model or comparable distributed-systems framework such as Akka or Erlang/OTP, including cluster operation • Experience with async/reactive database access patterns, such as ReactiveMongo or equivalent reactive-driver experience • Demonstrated ownership of at least one payment, billing, or other compliance-sensitive integration in production • Strong distributed-systems judgment, including race conditions, idempotency under retry/duplicate delivery, and compatibility across rolling deploys • Preferred: experience in iGaming, sweepstakes, or other regulated real-money gaming • Preferred: experience with real-time, low-latency, or WebSocket-heavy backend systems • Preferred: experience maintaining and evolving a legacy codebase of 10+ years without a rewrite • Preferred: experience with MongoDB operations beyond query-writing, including indexing strategy and replica set behavior under load