Senior Software Engineer - AI - San Jose

Join us as we work together to inspire creativity and enrich life around the globe.

Location:

San Jose

Team:
Technology

Employment Type:

Regular

Job Code: A64377

On the AI Application team, we build cutting‑edge AI applications for foreign language learning. We’re a hands‑on team driven by impact—not by added boundaries. We learn fast, adapt quickly, and thrive in a constantly evolving environment. We collaborate closely with product managers and designers, stepping beyond traditional engineering roles. Our engineers are versatile, contributing across frontend, backend, algorithms, and even product planning when needed.

• Build and ship full‑stack features in close collaboration with design, product, and cross‑functional teams
• Contribute to system architecture and drive improvements in code quality
• Enhance product performance, stability, and reliability through debugging and optimization

• 4+ years of experience in software development
• Proficiency in one or more of the following: web, mobile, backend (e.g., python, recommendation & search)
• Strong curiosity and willingness to explore beyond your core skill set
• Proven problem‑solving skills and ability to excel in fast‑pacedgeno environments
• Passion for building products with great user experience

• Experience with speech technologies (e.g., ASR, TTS)
• Familiarity with image generation models (e.g., Flux)
• Hands support experience with LLMs, including fine‑tuning
• Hands‐on experience building large‑scale high‑performance system

Founded in 2012, Byte Dance’s mission is to inspire creativity and enrich life. With a suite of more than a dozen products—Tik Tok, Lemon8, Cap Cut, Pico, and platform specific to the China market including Toutiao, Douyin, Bho Xigua—Byte Dance has made it easier and more fun for people to connect, consume, and create content.

Inspiring creativity is at the core of Byte Dance’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—mission we work towards every day. As Byte Dancers, 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, the Company, and our users.

Byte Dance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At Byte Dance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating suffered diverse voices and to creating an environment that reflects the many communities we reach.

We are passionate about this and hope you are too.

Byte Dance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at