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Software Engineer, AI

Job in Santa Clara, Santa Clara County, California, 95053, USA
Listing for: First Fun
Full Time position
Listed on 2026-02-28
Job specializations:
  • Software Development
    AI Engineer, Software Engineer, Machine Learning/ ML Engineer, Game Development / Testing
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Software Engineer, AI Application

Overview

We are a next-generation mobile game company redefining how games are built. By leveraging AI across the full development lifecycle—from ideation and asset creation to gameplay tuning and live operations—we automate and accelerate Unity-based game production  you are excited about applying cutting-edge AI to real production systems and seeing your work directly power shipped games played by millions, we’d love to talk.

Role Overview

As a Software Engineer, AI Application, you will design, build, and deploy AI-powered systems that integrate directly into our Unity-based game development pipeline. You will bridge AI research and production engineering—turning models into reliable, scalable, real-time applications that automate brainstorming, content generation, game logic, balancing, testing, publishing, marketing and live operations workflows. This role requires strong engineering fundamentals, hands-on AI implementation experience, and the ability to translate product needs into intelligent systems.

Key Responsibilities
  • AI System Development:
    Design and implement AI-driven tools and services that automate Unity game development workflows
  • AI System Development:
    Integrate LLMs, generative AI models, and ML systems into production pipelines
  • AI System Development:
    Build real-time inference systems and backend services to support AI native game development
  • Unity & Pipeline Integration:
    Develop SDKs, APIs, and internal tools that connect AI services with Unity projects
  • Unity & Pipeline Integration:
    Optimize AI integration for performance, scalability, and cost efficiency
  • Unity & Pipeline Integration:
    Collaborate with game engineers to product ionize AI native content generation
  • Automation & Optimization:
    Build AI systems for procedural content generation, asset creation, balancing, and QA automation
  • Automation & Optimization:
    Implement evaluation frameworks to measure AI output quality and impact
  • Automation & Optimization:
    Continuously improve model performance through prompt engineering, fine-tuning, and feedback loops
  • Cross-Functional Collaboration:

    Partner with game designers, data scientists, and product managers to define AI use cases
  • Cross-Functional Collaboration:

    Translate experimental AI prototypes into stable production systems
  • Cross-Functional Collaboration:

    Contribute to AI architecture strategy and best practices
Requirements
  • Bachelor’s or Master’s degree in Computer Science, AI, Software Engineering, or related field
  • Proven software engineering experience, preferably in gaming or AI-driven systems
  • Strong programming skills in Type Script, C# and Python
  • Knowledge of model fine-tuning, prompt engineering, and evaluation pipelines
  • Experience integrating ML/AI models into production applications
  • Experience with vector databases, embeddings, and retrieval systems
  • Familiarity with RESTful APIs, scalable system design
Preferred Qualifications
  • Experience with Unity development (C# scripting, editor tooling, runtime systems)
  • Hands-on experience with LLM APIs, generative AI, or multimodal models
  • Understanding of game development lifecycle and live ops
  • Familiarity with RESTful APIs and cloud services (AWS/GCP/Azure)
What Makes You a Great Fit
  • You think like a product engineer, not just a model builder
  • You enjoy shipping real-world systems, not just prototypes
  • You’re pragmatic about AI—focused on reliability, cost, and measurable impact
  • You thrive in fast-paced, experimental environments
  • You are passionate about transforming how games are made
Employee Benefits
  • Health, dental, and vision insurance
  • 401(k) plan with employer match
  • Life and disability insurance
  • Generous paid time off, including vacation, sick leave, and company holidays
  • Free daily lunch and fully stocked kitchen
  • Free and convenient parking
  • Clean, beautiful, and newly designed work environment
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