Contact: isahellstroem@gmail.com
CV: Download / open

Unreal Engine 5

Unannounced Project

3D, PC
Timeless Toucan
Technical Lead
2026 | 3 months, part time, rev share

Multiplayer online co-op

Chaotic co-op up to 4 players.

Behavior Trees: Enemy behavior for hiding and attacking players.
GAS: Gameplay Ability System for diverse skills and status effects.
Multiplayer: Implemented the foundation for online-multiplayer.
Core game: Implemented the foundation of the core gameplay systems.

3D, PC
Moon Flame Games
Developer (solo project)
2025-2026 | 10 months, side project

Puzzle-Strategy

Create runtime-generated worlds.

High-Performance Rendering: Optimized procedural environments using HISMs and ISMs for draw-call efficient performance
Procedural generated tiles: Tiles are being procedurally created based on rule sets.
Steam Integration: Implementation of Achievements, Global Leaderboards, and Steam Stats.
Full-Stack Development: Managed the entire production pipeline, from C++ architecture and Blueprints to game design and art
Common-UI & Enhanced Input
Post-Process Shaders

3D, PC, SteamDeck Studio Northshade
Programmer & Technical Designer
2024-2026 | 14 months, part time

Adventure-RPG

Procedurally created plants in combination with adventure.

Performance Optimization: Improved existing procedural runtime plant generation performance by 30%.
Custom Tools: Developed designer-friendly editor tools for level design and plant data handling.
Full-Stack Implementation: Built core adventure mechanics and game features from prototype to final implementation.
Systems Design: Balanced level-, ability and plant design for a cohesive player experience.

3D, PC, SteamDeck Glimeria Studios
Lead-Programmer & Technical Designer
2025 | 6 months, part time

Co-op adventure

Online Co-op adventure based on the book series "Karma & Jonar".

Core Framework: Engineered a full-scale prototype architecture from scratch for online-multiplayer coop.
NPC AI: Implemented Enemy AI logic (incl. boss fight)
Gameplay Events: Command Pattern system for designer-friendly, decoupled event handling.
Narrative: Integrated a custom Dialogue System and dynamic Sequencer cinematics.
Optimization: Using Nanite to optimize game performance with movie-ready assets.

3D, PC, SteamDeck Moon Flame Games
Developer (solo project)
2023-2024 | 12 months, fulltime

Farming-RPG

Farming game with magic, seasons and romance.

Engine Transition: Transitioned a 2-year Unity project into Unreal Engine.
Gameplay Systems: Developed inventory, decoration, farming, magic, and character customization systems.
World Building: Built a time-of-day and seasonal system and optimized asset management.
AI & Tools: Created NPC/Animal AI and custom Unreal Editor tools to improve productivity.

Unity

3D, PC, SteamDeck Moon Flame Games
Developer (solo project)
2022-2024 | 24 months, fulltime

Farming-RPG

Farming game - transitioned to Unreal 2024.

Core Gameplay Systems: Inventory, farming game systems, fishing and more.
Editor & Tooling: Custom editor utilities using Odin Serializer to improve workflow efficiency
Interaction & Character Systems: Built a flexible dialogue framework, basic NPC/animal AI with pathfinding and behavior routines.
Steam Deck Optimization: Optimizations for stable Performance on Steam Deck, using CPU and GPU profiling systems.

2D, Mobile Gate to the Games
Programmer
2023 | 3 months, freelancer

Mobile Trading Card Game

Online multiplayer trading card game.

Photon Networking: Implemented synchronized multiplayer features and event-based communication using Photon.
Card Game Round Logic: Built structured turn/round systems for a card game inspired by Triple Triad.
Action History System: Created a round-history feature to track and validate player actions for debugging and gameplay review.
Code Optimization: Improved code quality through refactoring, architectural cleanup, and performance-focused revisions.

The Dark Market - An Idle Horror Game

2D, Mobile Cold Theatre Studios
Programmer
2021-2022 | 8 months, part time

Mobile Idle Clicker

Idle clicker with a narrative horror story.

Idle Mechanics: Designed core idle and progression systems, including automated resource generation.
Mobile Advertising: Integrated rewarded ads and interstitials to support monetization using mobile ad SDKs.
Quests & Achievements: Added a quest and an achievement system to enhance engagement and encourage long-term player retention..

Smaller projects

Game Jam, small projects Moon Flame Games
Developer
2018-2025

Diverse categories

Small games to explore different genres.

City-builder / simulation
Tower-Defence
Bubble shooter
Puzzle

Hi, I'm Isa Hellström

a Game Programmer & Technical Designer!

Contact: isahellstroem@gmail.com
CV: Download / open

With 3+ years experience in Unreal Engine and 5+ years in Unity, I specialize as a programmer and technical designer.
My strength lies in working efficiently with a mix of C++ and Blueprints and writing clean, reliable code that supports scalable and maintainable game systems.

My core technical expertise includes:
💠Systems: Gameplay systems with GAS, multiplayer, and UI programming.
💠Optimization: Performance optimization using both CPU and GPU profiling techniques.
💠Architecture: Building reliable, scalable codebases that support long-term production.

With a strong multidisciplinary background in game development, I’m able to take on multiple roles and maintain a clear overview of the entire production cycle. Because of this background, I understand the needs of artists, designers, and programmers, which leads to smooth cross-department collaboration and efficient problem-solving.
Game Jam projects: https://isavii.itch.io/

Programming

Unity

C++

Kotlin

HTML-5

CSS

Art

Blender

Substance Painter

Substance Designer

Affinity Designer

Clip Studio Paint

Soft skills

Team Leadership
Led a small team of art interns, applying SCRUM principles while managing both organizational and production aspects of development.
Skilled at providing constructive feedback and fostering a positive, collaborative working environment.

Problem solving skills
Highly motivated and quick to learn, with a proven ability to identify challenges and implement effective solutions.
Experienced in tackling complex problems in both game and software development.

Organizational talent
Proficient in project management tools such as ClickUp and Trello to maintain efficient and well-structured workflows.
Experienced in documentation, creating Game Design Documents, and using basic UML for planning and communication.