Senior Unreal Engine 5 Developer (Cross-Platform Optimization)

Company Description

LikenessLabs.AI operates within the AI virtual space, specializing in the creation, protection, management, and monetization of clients' avatars.

We are seeking an experienced Unreal Engine 5 Developer with deep expertise in C++, Unreal Engine frameworks, and performance optimization across multiple platforms. The role focuses on building interactive 3D experiences that run smoothly on a wide spectrum of devices — from low-end mobile and tablets to high-end PCs and laptops.

You will work closely with designers, artists, and technical teams to develop scalable gameplay systems, tools, and pipelines that ensure top-tier visual and technical quality with maximum efficiency.

Role Description

This is a contract-based, remote role for an Unreal Engine 5 Developer with a specialization in cross-platform optimization. Responsibilities include building, optimizing, and maintaining high-performance game and interactive environments utilizing Unreal Engine 5 and related tools. The candidate will work on platform-specific optimization tasks, troubleshoot performance issues, and collaborate closely with multidisciplinary teams to ensure seamless user experiences across multiple platforms.

Qualifications

• ** This is required - Ability to build and optimize for mobile (iOS & Android).
• Proficiency in Unreal Engine 5 with experience in cross-platform optimization
• Implement scalable rendering and asset management strategies to ensure performance on low-end hardware.
• Profile, identify, and resolve bottlenecks related to CPU, GPU, memory, and rendering.
• Establish and maintain efficient packaging and deployment pipelines for all target platforms.
• Strong understanding of performance profiling, debugging tools, and optimization techniques.
• Hands-on experience with blueprint scripting and C++ programming.
• Familiarity with rendering pipelines, materials, and asset optimization.
• Experience in collaborating with designers, artists, and other team members to enhance user experiences.
• Ability to work independently in a remote environment.
• Bachelor’s degree in Computer Science, Game Development, or a related field, or equivalent professional experience.
• Knowledge of AI systems, real-time animation, or experience in generating digital characters is a plus.

Preferred:

• Experience with plugin and tools development inside Unreal.
• Familiarity with networking, multiplayer frameworks, or procedural content generation.
• Knowledge of rendering pipelines, shader authoring, and mobile graphics constraints.
• Strong grasp of cross-platform performance workflows and scalability techniques.
• Experience using Perforce and project management tools (e.g., Jira, Trello, Notion).

Portfolio Requirement:

Applicants must include a portfolio or demo reel demonstrating:

• At least two mobile Unreal Engine projects showcasing optimization and technical implementation.
• Examples of C++ systems, gameplay logic, or engine extensions built in Unreal Engine 5.

Details:

• General: Fulltime, 40 hours per week. 100% Remote.
• Contract length: 6 months + extension to fulltime.
• Budget between 5k - 8k+ per month based on experience.
• 2 open positions.