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Game Level Designer - 3D Unity (Sled Surfers)

Role overview

Summary

This role focuses on designing levels for Sled Surfers, utilizing AI to enhance the design process. You will collaborate with various team members to create engaging player experiences while adapting to evolving AI technologies.

Qualifications

  • 3+ years of level design in a mobile F2P studio, focused on casual or hybrid-casual games, with hands-on 3D level design in Unity3D.
  • Proven track record of conceptualizing, building, and balancing complex level-design projects in a fast-paced environment.
  • Strong F2P mindset, comfortable with KPIs, analytics, and spreadsheets for data-driven decisions.
  • Demonstrated AI-native workflow, using AI tools in real production work for prototyping, balancing, data analysis, and documentation.
  • Excellent written and verbal English, able to explain complex ideas clearly.

Responsibilities

  • Design with AI as a co-designer, taking mechanics, levels, missions, and experiences from concept to implementation in Unity3D.
  • Direct AI agents in the pipeline to generate tools, scripts, level data, and configs, then review and refine the output.
  • Own the player journey by defining level structure, sequencing, and difficulty progression, and balancing levels and funnels.
  • Run live ops by designing, analyzing, and iterating on events using A/B tests and AI-supported analysis.

Key facts

Hard skills

Other skills

  • Teamwork
  • Communication
  • Curiosity
  • Empathy

About the company

CrazyLabs logo

CrazyLabs

  • Video Games & Esports
  • SME
  • 201–500
CrazyLabs is a top casual, hybrid, and hyper-casual mobile games developer and publisher, with over 6 billion downloads. Founded in Israel 10 years ago, today CrazyLabs has offices in China, Macedonia, Germany and Ukraine, and 5 gaming hubs - in India, Israel, Turkey, Serbia and Cape Town.

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Job description

Description

CrazyLabs is a leading publisher of casual and hybrid-casual games, with 8B+ downloads. We build fast, have fun, and use the best technology to stay ahead. At CrazyLabs, AI is a daily tool, not a buzzword, and we are an AI-slop-free zone: AI speeds you up, your taste and judgment decide what ships.

This is an AI-native level design role on Sled Surfers, a hybrid-casual title with millions of daily users and its own player community. You'll design with AI in the loop, directing agents and tools to prototype, balance, and analyze at a pace that wasn't possible before.

You're a fit if you:

  • Are an experienced 3D level designer who treats AI as a core part of your workflow
  • Ship fast, test fast, and let data decide
  • Believe in teamwork and learn new tools on the go
  • Bring joy and genuine curiosity to your work

As a Level Designer, you will:

  • Design with AI as a co-designer: Take mechanics, levels, missions, and experiences from concept to implementation in Unity3D, using AI for ideation, rapid prototyping, and variation generation.
  • Direct AI agents in the pipeline: Use LLMs and coding agents (e.g., Claude Code) to generate tools, scripts, level data, and configs, then review and refine the output.
  • Own the player journey: Define level structure, sequencing, and difficulty progression, and balance and maintain levels and funnels.
  • Balance with data and automation: Build AI-assisted analysis and balancing workflows over KPIs, funnels, and playtest data to spot issues and test hypotheses faster.
  • Run live ops: Design, analyze, and iterate on events using A/B tests and AI-supported analysis to hit engagement and business goals.
  • Close the feedback loop: Use AI to synthesize reviews, community feedback, and market trends into actionable design decisions.
  • Document smart: Keep specs, briefs, level layouts, and flowcharts clear. Use AI to draft and maintain them, and own their accuracy.
  • Partner across the team: Work with Product Owners, Data Analysts, and Engineers on requirements and performance, and take part in design reviews and production milestones.
  • Raise the bar: Experiment with emerging AI tools and techniques, share what works, and help the team level up.
  • Evolve the role with the tech: As AI capabilities advance, take on more of the design pipeline (automated level generation, self-balancing systems, AI-driven playtesting) and help define how the team designs in the next few years.

Requirements

The Level Designer role requires:

  • 3+ years of level design in a mobile F2P studio, focused on casual or hybrid-casual games, with hands-on 3D level design in Unity3D.
  • Proven track record of conceptualizing, building, and balancing complex level-design projects in a fast-paced environment.
  • Strong F2P mindset: comfortable with KPIs, analytics, and spreadsheets for data-driven decisions.
  • Demonstrated AI-native workflow: you use AI tools in real production work for prototyping, balancing, data analysis, and documentation, and can show examples.
  • Strong judgment on AI output: you know when to trust it, when to edit it, and when to throw it away.
  • Comfort with prompting, iterating, and chaining AI tools. Light scripting or vibe-coding experience is a plus.
  • Excellent written and verbal English, able to explain complex ideas clearly.
  • Broad knowledge of the casual and hybrid-casual market and trends.
  • Real empathy for the target audience's needs and motivations

    Nice to have
  • 3+ years of experience on Hybrid/Casual Puzzle games
  • Experience building your own AI-assisted tools, agents, or automations for design workflows
  • Experience with A/B testing and live ops analysis

Where this role is heading:

AI is changing how games are made, and this role will change with it. We expect your scope to grow as the tools mature:

  • From building levels to designing systems: Less manual production, more designing the rules, generators, and feedback loops that produce and tune content at scale.
  • From designer to AI orchestrator: Directing agents across prototyping, balancing, analysis, and QA.
  • From one title to shared impact: Your workflows and tools can become standards for other CrazyLabs teams, with a path toward design leadership, AI-design lead, or cross-title roles.
  • Growing with the AI Lead team: Early access to new tools, training, and room to shape how we adopt them.

We hire for curiosity and judgment, not just today's skillset, so we want people who grow as fast as the tools do.

CrazyLabs Commitments

Employee benefits are part of our love language. Annual team trip, global holiday celebrations and presents, birthday, and job anniversary presents… And so so much more!

Remote but not alone. While you are enjoying flexibility with the remote position, we make sure you always feel as a part of our Crazy team. From the first day at CrazyLabs you will be supported by an experienced people’s team to ensure your integration and journey is on the highest level.

Our approach to AI. At CrazyLabs, AI isn’t scary, and it isn’t a buzzword. We’ve assembled an AI Lead team dedicated to teaching, training, and helping all Crazies to be ahead of the curve and use AI smartly. CrazyLabs is an AI slop-free zone.

The Future is Crazy, Join the Lab!


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