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Kost is on the lookout for talented individuals to join our award-winning team! If you're interested in pushing the boundaries of XR with us, we invite you to apply for the following positions. Kindly submit your resume and portfolio to for consideration. Let's create something extraordinary together!



We're seeking an Unreal Engine XR Developer Artist to join our team of innovators and creators. You'll collaborate closely with storytellers and developers to create immersive and emotionally resonant XR experiences, working across a range of new technologies including virtual and augmented reality, haptics, artificial intelligence, and more.

Key Responsibilities:

  • Develop and implement artistic visions and gameplay mechanics within Unreal Engine 5, focusing on optimization, performance, and visual fidelity, across a number of headsets including PCVR, Meta Quest, & Apple Vision Pro.

  • Craft engaging interactive components and mechanics using Unreal Engine’s Blueprints or custom scripting to enhance user experiences in VR and AR environments.

  • Collaborate with artists and developers to prototype new ideas and troubleshoot technical challenges.

  • Develop original techniques for using AI characters and LLMs within Unreal, using 3rd party plugins, custom Blueprints, and original scripts.

  • Create shaders, visual effects, and technical solutions to achieve artistic goals, working with tools such as Niagara, Chaos, & animation blueprints.


- Proven experience using Unreal Engine to create XR experiences, including a strong understanding of the Meta SDK and ability to achieve QA standards.

- Proficiency with Blueprints. Experience with C++ and Python skills are nice to have but not required.
- Strong understanding of art and level design principles, especially as they relate to XR and spatial storytelling.
- Proficiency in shader development, lighting, and visual effects within Unreal Engine.

- Experience writing tools and UI mechanics for Unreal.
- Excellent problem-solving skills and the ability to work collaboratively in a multidisciplinary team.

- Innovative use cases and understanding of artificial intelligence within realtime workflows & experiences.
- Passion for pushing the boundaries of storytelling and creating impactful, immersive experiences.

Location: Los Angeles, CA (preferred) / Remote (open to candidates globally)

Type: Full-Time or Part-Time, Contractor

Location: Los Angeles, CA (preferred) / Remote (open to candidates globally)

Type: Part-Time, Contractor

We are seeking a versatile Production Manager to oversee the seamless execution of multiple ongoing projects from inception to completion. This role demands a combination of project management prowess, administrative excellence, and the ability to manage both timelines and people with a keen eye for detail. You will play a crucial role in supporting our team, ensuring projects are delivered on time, within scope, and exceed our quality standards.

Key Responsibilities:

  •  Develop and monitor project plans, schedules, work hours, budgets, and expenditures, ensuring projects are delivered on time and within budget.

  •  Serve as the point of contact for project teams, facilitating clear communication, and ensuring team members have the resources they need to succeed.

  • Assist with administrative tasks including preparing decks, managing correspondence, and maintaining project documentation to support decision-making.

  • Create, maintain, and analyze spreadsheets and databases for project tracking, financial management, and reporting.

  • Manage external communications, coordinate with vendors and partners, and assist with outreach efforts to ensure project success.


- Proven experience in project management, ideally within the tech, gaming, or film industries.
- Strong organizational skills, with the ability to manage multiple projects simultaneously and meet tight deadlines.
- Excellent communication and interpersonal skills, capable of working effectively with cross-functional teams.
- Proficiency in project management software (e.g., Asana, Trello, JIRA) and MS Office/Google Suite, especially Excel/Sheets for financial tracking and reporting.
- A problem-solving mindset, with a proactive approach to overcoming challenges and optimizing workflows.
- Detail-oriented, with a focus on delivering high-quality work across all project aspects.

- Thorough understanding of the immersive industry, and with a visionary eye for its future.

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