Research Engineer

Conducts applied AI research to advance talent matching and platform intelligence, developing new methodologies that enhance Toptal's core matching engine and recommendation systems.

Conducts research on post-training processes for AI models, focusing on performance evaluation and optimization to enhance model safety and reliability.

Develop new techniques in Generative AI to push LLM boundaries. Requires PhD in AI/ML, research/publishing in LLM tuning, evaluation frameworks, or RL for agentic loops, and ability to code and collaborate with product team.

Conduct research in data-centric AI, focusing on data development, model evaluation, and frontier benchmarks. Publish findings and contribute to open-source projects.

This role optimizes software performance for GPU architectures, focusing on AI/ML workloads. The engineer will profile and tune code, develop GPU kernels, and collaborate with researchers to ensure efficient execution of models.

This role manages and maintains HeyGen's IT infrastructure, including hardware, software, and network systems. The engineer will troubleshoot technical issues, implement security measures, and support employees with their technology needs.

This role designs intuitive and visually appealing web interfaces for HeyGen's products. The designer will collaborate with product managers and engineers to create user-centered designs, prototypes, and design systems.