AI Warzone: Call of Survivors
Game designer |Gameplay Programmer |QA | Publishing
Genre:
Endless Runing| Casual
AI Warzone: Call of Survivors is a fast-paced top-down shooter featuring level-based combat against AI enemy forces.​​​
Contributions:
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I implemented the core top-down shooting gameplay, focusing on precise movement, positioning, and responsive controls.
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I built level-based combat flow, designing escalating difficulty across stages with increasing AI enemy pressure.
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I implemented AI enemy behaviors with varied movement and attack patterns to diversify combat challenges.
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I designed and integrated ability-driven progression, allowing players to adapt their playstyle across levels.
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I integrated in-app purchases (IAP) for optional content and progression support, ensuring purchases persist correctly across sessions.
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I implemented and configured in-game ads (rewarded and interstitial), wiring rewards into progression without disrupting gameplay flow.
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I tuned and tested monetization behavior to ensure reliable reward delivery and a balanced player experience.
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I conducted gameplay testing and iterations to refine difficulty balance, player feel, and performance.
​Platforms: App Store, Google Play, Steam, Xbox
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Skill focus: Game Design, Gameplay Program
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Overview
Store Link: Google Play, App Store
Project Date: May 2023 - March 2024
Read on for more details
Read on if you'd like to:​
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See more details about my development process
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Core Gameplay & Controls
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Implemented core top-down shooting gameplay with dual-stick mobile controls.
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Built a left joystick for movement and a right joystick for aiming/shooting direction.
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Implemented dash / sprint behavior for quick repositioning and survivability during high enemy pressure.
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Tuned joystick dead zones, sensitivity, and dash timing to keep controls responsive and readable on touch screens.
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Iterated through playtesting to improve control feel and accuracy under fast-paced combat.

Dual-stick mobile controls: left joystick movement, right joystick aim/shoot, with dash for quick repositioning.
Enemies & Levels
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Built level-based progression, with increasing difficulty and enemy pressure over time.
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Implemented multiple AI enemy behaviors with distinct movement patterns and attack logic.
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Designed enemy spawning (timing, density, pacing) to create escalating challenge without overwhelming players.
Monetization
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Implemented in-app purchases (IAP) for optional content and progression support.
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Integrated rewarded and interstitial ads, connecting rewards into gameplay flow.
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Ensured monetization remains optional and does not block core progression.
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Tested and validated purchase persistence and ad reward delivery across devices.


Coin-based unlocks—players use purchased coins (IAP) to choose which heroes to unlock.
QA & Publishing
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I conducted QA testing, reproducing bugs, validating fixes, and tuning gameplay balance across multiple devices.
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I optimized gameplay performance and stability for mobile platforms.
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I handled publishing and release, including configuring builds and store listings for Google Play and the Apple App Store.
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I prepared release assets and verified store compliance prior to submission.

