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Robert – C#, Unity, Unreal Engine 5, experts in Lemon.io

Robert

From United Kingdom (UTC+1)flag

Game Developer|Senior

Robert – C#, Unity, Unreal Engine 5

Robert is a Senior Game Developer with 7 years of experience, taking games from prototype to release and live service. He has deep expertise in C# and Unity. Beyond his technical skill, Robert stands out for his excellent communication and collaborative approach, bridging creative and technical teams to deliver polished, player-focused experiences. He has a strong understanding of end-to-end development processes, which allows him to adapt quickly and contribute effectively in fast-paced, dynamic environments. Robert thrives both as part of a team and when taking ownership of independent work, making him a strong fit for rapidly growing companies and startups looking for impact-driven developers.

7 years of commercial experience in
AI
Animation
Blockchain
Cryptocurrency
Design
Entertainment
Gamedev
Music and audio
Mobile apps
Web3
Gaming software
Main technologies
C#
8 years
Unity
7 years
Additional skills
Unreal Engine 5
JavaScript
Python
React
C++
.NET
Unity3D
Adobe Photoshop
Blockchain
AI
Three.js
Vite
WebGL
Typescript
CI/CD
Direct hire
Possible
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Experience Highlights

Lead Game Developer
Mar 2024 - Sep 20251 year 5 months
Project Overview

AI-driven storytelling tools for clients, enabling the creation of interactive and dynamic narrative experiences. Worked on designing, implementing, and refining systems that leverage artificial intelligence to enhance storytelling capabilities across various projects.

Project gallery:
Portfolio example for Charisma.ai by Robert, Lead Game Developer
Portfolio example for Charisma.ai by Robert, Lead Game Developer
Portfolio example for Charisma.ai by Robert, Lead Game Developer
Portfolio example for Charisma.ai by Robert, Lead Game Developer
Portfolio example for Charisma.ai by Robert, Lead Game Developer
Portfolio example for Charisma.ai by Robert, Lead Game Developer
Responsibilities:
  • Directed end-to-end implementation of client projects, involving interactive chat experiences with 3D avatars in Unity and Unreal, coordinating across artists, writers, and developers;
  • Maintained and extended SDKs in Unity, Unreal, and JS/React, delivering new features and enhancing existing functionality;
  • Wrote extensive client-facing documentation for all the game dev tools provided by the company;
  • Prototyped and delivered many internal projects and demos in game engines, as well as providing support on internal tooling used in other departments;
  • Led R&D into new tech areas of the company - Godot, Three.js, WebGL, lipsync, speech input;
  • Designed UI/UX, an innovative visual story generation tool backed by Innovate UK;
  • Supported live ops for 'Project Electric Sheep' on Steam and Epic Games Store, through community feedback and bug reports;
  • Worked closely with AI tools, animation, and audio, with a big focus on natural human-computer interactions.
Project Tech stack:
C#
Unity
C++
Unreal Engine 5
React
Typescript
Three.js
Python
Vite
WebGL
Senior Game Developer
Mar 2023 - Feb 202411 months
Project Overview

Developed a FIFA-licensed asynchronous PvP football management game integrating generative AI and Web3 components, enabling players to manage teams, compete in matches, and leverage AI-driven features for enhanced gameplay and strategic decision-making.

Project gallery:
Portfolio example for Matchday Champions by Robert, Senior Game Developer
Portfolio example for Matchday Champions by Robert, Senior Game Developer
Portfolio example for Matchday Champions by Robert, Senior Game Developer
Responsibilities:
  • Spearheaded the implementation of the core game infrastructure and cross-game services;
  • Rapidly prototyped early versions of the game, collaborating with game designers and developers to finalize a concrete vision of the game;
  • Implemented LLM-driven gameplay mechanics streamed over WebSockets;
  • Performed various optimization techniques to improve performance - frame slicing, batching, pooling, and reducing allocations;
  • Implemented a GraphQL data parsing system for client-side communication with the backend;
  • Helped in R&D around visual effects implementation, which the game would heavily rely upon;
  • Wrote tools to assist developers and designers in producing the game, with a big focus on gameplay AI tooling.
Project Tech stack:
C#
Unity
Blockchain
AI
Game Developer
Feb 2022 - Feb 20231 year
Project Overview

A top-down mobile battle royale game combining free-to-play mechanics with Web3 components, delivering engaging multiplayer experiences and innovative gameplay features for mobile audiences.

Project gallery:
Portfolio example for Blast Royale by Robert, Game Developer
Portfolio example for Blast Royale by Robert, Game Developer
Portfolio example for Blast Royale by Robert, Game Developer
Portfolio example for Blast Royale by Robert, Game Developer
Portfolio example for Blast Royale by Robert, Game Developer
Responsibilities:
  • Implemented and owned client-side networking infrastructure - authentication, matchmaking, connectivity;
  • Implemented deterministic multiplayer gameplay systems using Photon Quantum - ray-marched projectiles, fog of war, battle pickups;
  • Designed and implemented all audio systems in the game, including directional audio, occlusion, working alongside an audio designer and a voice actor;
  • Implemented progression systems - levels, battle pass, and crypto reward calculations;
  • Implemented UI elements using both Unity UI and UI Toolkit;
  • Performed project-wide refactors to improve the quality of the codebase
  • Wrote unit and integration tests for various services, and worked closely with QA every sprint to ensure smooth releases.
Project Tech stack:
Unity
C#
.NET
Blockchain
Game Developer
Feb 2018 - Feb 20224 years
Project Overview

Developed an innovative casual PvP word game that blends mechanics from classic word and dice games, designed for mobile platforms (Android and iOS) to deliver competitive and engaging player experiences.

Project gallery:
Portfolio example for Wordzee by Robert, Game Developer
Portfolio example for Wordzee by Robert, Game Developer
Portfolio example for Wordzee by Robert, Game Developer
Responsibilities:
  • Prototyped and iterated on core gameplay mechanics during early development stages;
  • Designed and implemented progression systems, including levels, collectibles, daily rewards, and achievements;
  • Built onboarding tools and systems for designers to streamline feature creation;
  • Developed an in-game analytics system leveraging cross-game services from the core team;
  • Collaborated with designers and analytics teams to implement features driving retention and monetization;
  • Designed and implemented audio systems in partnership with the audio designer;
  • Wrote unit and integration tests for player account data services;
  • Integrated third-party SDKs, including Ironsource, Adjust, and various Unity plugins.
Project Tech stack:
C#
Unity
.NET
Adobe Photoshop

Education

2017
BSc(Hons) Computer Science (Games Programming)
Bachelors Degree - First Class

Languages

Polish
Advanced
English
Advanced

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