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Sunday

Mobile game publisher with ad monetization

Engineering Manager

Engineering LeadershipUpdated on Nov 7
Full-timeHamburg, Germany

About the Job

Requirements

  • At least four years of experience managing an engineering team of five or more people, including performance management and hiring.
  • A strong engineering background, ideally in C#, Unity, or mobile development, to lead architecture and review decisions credibly.
  • A proven track record of success in a commercially driven company operating live products with real users, where engineering decisions are made against business priorities.
  • A track record of raising quality and delivery predictability in a small or fast-moving company, with concrete examples of changes made and how results were measured.
  • Comfort with direct conversations and holding people to clear standards.
  • A pragmatic, data-driven approach to decision-making, introducing processes where they provide value.

Responsibilities

  • Lead and develop an engineering team of approximately ten engineers across Unity game development and SDK, and define how engineering operates.
  • Set development plans, conduct performance conversations against clear role expectations, and handle hiring and onboarding.
  • Establish engineering ways of working, including code review standards, quality gates before release, the build and release pipeline, and a plan to reduce hotfixes and technical debt.
  • Own technical foundations shared across games, including the in-house SDK, analytics tracking, live configuration, and A/B test setup.
  • Work with producers leading cross-functional game teams on estimates, capacity, and technical risk, and decide whether a release is technically ready to ship.
  • Make engineering progress, quality, and capacity visible to the company through clear, measurable indicators.
  • Own architectural decisions, review critical work, and contribute directly to delivery where useful.
  • Make sound technical decisions balancing quality, time, budget, and business priorities; support sustainable delivery through stable releases, a maintained codebase, and scalable engineering practices.

Desired Qualifications

  • Experience frequently shipping mobile games, ideally free-to-play, casual, or hybrid-casual titles.
  • Hands-on knowledge of ad monetization and mediation SDKs, mobile measurement partners, and A/B testing infrastructure.
  • Experience introducing CI/CD, automated testing, or release quality gates in a game studio.

About the Company

Sunday

Mobile game publisher with ad monetization

Sunday GmbH is a Hamburg-based mobile game developer and publisher known for hyper-casual hits like Cat Escape, Spinner Merge, and Mr. Pain, with ad-supported free-to-play monetization. It runs a proprietary end-to-end platform that handles game design, market testing, user acquisition, and performance marketing, giving it full control over its in-house and partner titles. It differentiates itself through vertical integration and a track record of very large download counts, plus a pivot from hyper-casual to hyper-personal, emotion-focused digital companions. Its goal is to build deeply engaging, care-driven mobile experiences at scale while continuing growth in the app ecosystem, supported by Applike Group and Bertelsmann investment.

Company size
51-200
Company stage
Not listed
Total funding
Not listed
Headquarters
Hamburg, Germany
Founded
2019

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