Tech Lead AI Software Engineer - Creative AI Agents (TikTok)

What you'll do

• Set the technical vision and roadmap, and lead architecture, development, rollout, and maintenance of the AI Effect Generation system.
• Research and productize generative and agentic AI for visual, interactive, and 3D content; establish evaluation, experimentation, and monitoring practices.
• Partner across teams to deliver product outcomes and mentor engineers and researchers.

What they ask for

• B.S. or M.S. in Computer Science or a related technical field, with 5 years of relevant industry experience; 2+ years working with LLM/AIGC empowered products or tools.
• Strong foundation in data structures, algorithms, and system design, plus proficiency in JavaScript/TypeScript, C/C++, or Python.
• Familiarity with modern web front-end technologies such as TypeScript, JavaScript, React, or similar frameworks.
• Experience leading technical design and end-to-end delivery of complex cross-functional AI or software products, including ambiguous or 0-to-1 initiatives into production.

Nice to have

• M.S. or Ph.D. specializing in AI, machine learning, computer graphics, or a related field.
• Experience with generative AI systems, multimodal models or agents, creative tools, graphics/3D, or AI platforms and research infrastructure.

Tools

JavaScript/TypeScript, C/C++, Python, TypeScript, JavaScript, React, LLMs, RAG

AI focus

Leads development of generative and agentic AI for interactive visual and 3D effect creation, integrating multimodal models with graphics engines and creator workflows; includes data, context engineering, evaluation, experimentation, and quality monitoring.