Job Description

About ByteDance
Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join Us
Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.
As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless.
Join us.

About the Team
Our team plays a crucial role in ensuring the company’s success. We seek people who are willing to learn and put in the effort to solve problems. Our challenges are not your regular day-to-day problems - you’ll be part of a team that’s developing new solutions to new challenges. It’s working fast, at scale, and we’re making a difference. We are looking for talents to join us on this exciting journey!

Responsibilities
Design and implement AI-driven customer service tools to handle inquiries, complaints, refunds, dispute resolutions, and logistical issues.
Apply state-of-the-art post-training techniques, such as instruction tuning, reinforcement learning from human feedback, and continual learning, to optimize AI customer services responses.
Identify challenging customer service interactions and construct specialized datasets to enhance AI training.
Build AI models to handle customer services interactions across multiple languages and cultural contexts, ensuring accurate translation and appropriate responses for a diverse global audience.
Work on model compression, quantization, and efficient inference techniques to ensure the AI customer services tools can run at scale with low latency and high reliability.
Define and implement quality evaluation metrics for AI-generated responses to track customer satisfaction and improve conversational AI quality through A/B testing and iterative optimization.
Mentor junior team members and interns.

The base salary range for this position in the selected city is $198360 - $416100 annually.