Full Stack Engineer – AI Character Platform

Wetake play seriously. Were looking for curious adventurers ready to find their party fueled by imaginationand driveto build whats never been built before. At Hasbro and Wizards of the Coast youll collaborate with passionate teams to reimagine our iconic brands and create experiences that spark joy connection and community through the magic of play. This is your chance to shape legendary play that lasts a lifetime.

Werebuilding something new inside our AI Studio andwerelooking for a Full Stack Engineer to help build it with us. This role sits at the center of a new platform thatis beingactively designed and shipped. The architecture is still taking shape and the integration surface is constantly expanding. What excites us is the opportunity to build the infrastructure that makes never-before-imagined character experiences possible.

We work where storytelling imagination and technology converge. Our focus is on building the core platform: the APIs the admin tooling the service integrations and the delivery infrastructure that makes AI-powered character interactions real. This work connects whatbrandand creative teams envision with what audiencesultimately experience.

This role is foundational to everything the platform does. Working closely with the Engineering Manager and Principal AI Engineer this Full Stack Engineer will own significant portions of the system end to end from the tooling that configures and versions character behavior to the API layer that external partners and products consume. Success here means shipping features that hold up under real-world conditions andintegratingreliably with the AI services that bring characters to life.

WhatYoullDo

• Design and build features for our AI character platform. This includes: the admin tooling as well as the API layer consumed by external integrations and partners.
• Developmaintain and evolve the REST APIs that power character experiences across interaction modalities with attention to versioning access control and reliability.
• Integrate with third-party AI and media services including LLM providers voice services (STT/TTS) and real-time delivery infrastructure.
• Contribute to AWS infrastructure deployment pipelines and environment management as the platformgrowsand new capabilities are introduced.
• Partner closely with the Engineering Manager and Principal AI Engineer on architectural decisions code review and technical planning.
• Participate in observability on-call practices and operational improvements to ensure the platformremainsreliable as usage scales.

What You Will Bring

• 3 years of full stack engineering experience with a strong backend emphasis.
• Proficiencywith modern frontend frameworks (React or equivalent) and backend technologies ( and/or Python).
• Experience building versioning andmaintainingproductionREST APIs consumed by external teams or partners.
• Solid AWS fundamentals Lambda API Gateway RDS S3 and related services.
• A track recordof integrating with third-party APIs in production environments including managing reliability error handling and graceful degradation.
• Strong communicationskills and comfort working in a small fast-moving team across multiple concurrent workstreams.

Extra Credit

• Experience integrating with LLM APIs (OpenAI Gemini Anthropic or equivalent).
• Familiarity with real-time communication systems (WebRTCWebSockets orLiveKit).
• Experience with voice and audio API integrations (TTS/STT).
• Background in platform developer-tooling or API-first product development.
• Observability experience with Datadog or equivalent tooling.

We are an Equal Opportunity / Affirmative Action Employer

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Employees may be eligible for annual and long-term incentives as part of their overall compensation package depending on role location and eligibility. Benefits and programs may include:

• Health & Wellness
• Time Off to Recharge
• Financial Well-being
• Life & Family Support
• Volunteer and Community Initiatives
• Learning & Development
• Exclusive Perks

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