Senior Mobile SDK Engineer

🕒 Yesterday

🇺🇦 Ukraine – Remote

⏰ Full Time

🟠 Senior

🖥 Software Engineer

👻 Ghost score 25%

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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MWDN

WebsiteLinkedInAll Job Openings

51 - 200 employees

💼 Consulting

📦 Logistics

🏥 Healthcare

Consulting • Logistics • Healthcare

MWDN is a comprehensive IT services company that specializes in software development, web design, mobile development (iOS and Android), and desktop development. With over 200 in-house software engineers, MWDN provides a range of services including staff augmentation, dedicated teams, and global IT recruitment. Operating globally with delivery centers in Central and Eastern Europe, MWDN effectively bridges businesses in the USA, Europe, and Israel to top-tier tech talent while focusing on cost-effective solutions and personalized services tailored to client needs.

📋 Description

• Design and build the SDK, including in-game placement components, app-to-app handoff, deep linking, and referral identifiers that survive store visits and installs • Build the native layer, including iOS and Android bridges, IL2CPP, Gradle and Xcode plugin plumbing, and coexistence with other SDKs in the build • Enforce size, cold-start, and frame-time budgets in CI • Own versioning, UPM/Asset Store distribution, Unity LTS support, and migration paths • Build the test surface, including a sample game, cross-version build verification, integration tests, debug mode, and documentation • Own SDK architecture, public API, releases, and partner experience end to end

🎯 Requirements

• 5+ years engineering experience • Substantial Unity/C# experience shipped to iOS and Android • Experience building or core-contributing to a library or SDK consumed by other developers • Knowledge of API design and backward compatibility • Deep knowledge of the Unity mobile build pipeline • Comfortable working with Kotlin/Java and Swift/Objective-C to build bridges and debug platform behavior • Profiling discipline • Strong written English • Nice to have: monetization SDK experience, including offerwall, rewarded video, or mediation • Nice to have: attribution and deep-linking experience at an MMP • Nice to have: mobile game development or live-ops experience • Nice to have: reward-fraud experience

🏖️ Benefits

• Security through careful client vetting to minimize risks and ensure reliability and timely payments • Career support and assistance finding new opportunities if a project is not the right fit • Legal assistance with independent contractor or sole proprietorship status, taxes, and related processes • English courses • Professional growth opportunities • Team-building events • Flexible working hours • 29 days of PTO (18 working days per year plus all national holidays) • 10 paid recovery days • Full financial and legal support for independent contractors • Free English classes with native speakers or Ukrainian teachers • Dedicated HR support