Сергей

Sergey S.
Position: Unity Developer / Team Lead
Contacts
📧 Email: [[open contact info](look above in the "contact info" section)]
📞 Phone: [[open contact info](look above in the "contact info" section)]
🌍 LinkedIn: [[open contact info](look above in the "contact info" section)]
Summary
Highly skilled Unity Developer with extensive experience in developing applications across various genres, including hyper-casual games, 3D shooters, racing, logic games, and utility apps. Strong expertise in C#, Unity engine, and design patterns (SOLID, OOP). Proficient in SDK integration, optimization for mobile platforms, and client-server interaction. Demonstrated leadership in managing teams, optimizing workflows, and delivering high-quality projects. Experienced in app submission processes for App Store and Google Play, ensuring compliance and successful launches.

Core Skills
- Programming Languages: C#
- Game Engines: Unity 3D
- Architectural Patterns: SOLID, OOP, MVC, MVP, Zenject
- Optimization: Terrain optimization, physics tuning, NavMeshAgent
- SDK Integration: Firebase, AppsFlyer, Facebook SDK, Google Ads, AWS
- Tools: Git (GitHub, GitLab, Fork, Source Tree), Android Studio, Xcode, JetBrains Space
- Other Skills: App Store Connect, WebView integration, analytics setup, team leadership
Working Experience
Unity Developer — Traffle Devs
Aug 2024 – Present
- Developed hyper-casual games with a focus on single-mechanic gameplay optimized for rapid App Store submission.
- Full-stack application management: from development to debugging, optimization, and final deployment.
- Integrated advanced analytics systems (Firebase, AppsFlyer) and handled WebView functionality.
- Ensured seamless submission processes in App Store Connect, addressing feedback and optimizing listings.
- Streamlined technical workflows, improving development efficiency by 15%.
Unity Developer (Team Lead) — Noname Digital
Dec 2023 – June 2024
- Led a team of 5–6 developers in creating hyper-casual games like Hole.io, Puzzle 3D, and Zuma Runner.
- Established efficient workflows, conducted code reviews, and managed daily stand-ups and progress reporting.
- Developed and maintained applications like QR code readers, PDF scanners, and other utility apps.
- Implemented in-app purchases, Firebase analytics, and Google Ads for enhanced user engagement.
- Acquired significant experience in collaborating with App Store teams to resolve issues and speed up approval processes.
Unity Developer — Yaremchuk Co., Kyiv
May 2023 – Nov 2023
- Contributed to Battle Craft, a strategy game similar to Clash of Clans, available on Steam and Google Play.
- Designed optimized architectures using MVP, MVC, and Zenject patterns.
- Focused on terrain optimization, character physics, and strategic gameplay mechanics.
- Used Unity tools (NavMeshAgent, Cinemachine, UniTask) to enhance game performance.
Unity Developer (Team Lead) — AppCake
Mar 2021 – Nov 2022
- Managed a team of 10 developers working on hyper-casual games and native applications.
- Facilitated integration of client-server mechanics and SDKs (Firebase, AWS, Adjust).
- Optimized team collaboration and reduced development cycles by 15%.
Unity Developer — Private Person
Jan 2021 – Mar 2021
- Developed lightweight HTML-based applications for Facebook ads.
- Enhanced engagement rates by designing interactive mechanics.
Education
Master’s Degree in Network Engineering
Kharkiv National University of Radio Electronics, Ukraine
Sep 2015 – Feb 2021
Unity Development Course
Doctrina IT School
Nov 2020 – Aug 2021
Achievements
- Successfully launched multiple hyper-casual games, achieving high ratings and downloads.
- Reduced App Store submission times by 20% through improved workflows and proactive issue resolution.
- Increased team efficiency by introducing better collaboration tools and workflows.
Projects
Battle Craft
A mobile strategy game available on Steam and Google Play.
Developed key strategic mechanics and optimized performance for mobile platforms.
Hyper-Casual Games
Hole.io, Puzzle 3D, Zuma Runner, and more.
Focused on delivering polished single-mechanic gameplay with integrated analytics.
Utility Apps
QR code readers, PDF scanners, and similar applications.
Designed intuitive interfaces and integrated advanced features like document sharing.