Machine Learning Engineer - Language Models

Responsibilities

About the Team:
The Applied Machine Learning Enterprise team combines system engineering and machine learning to develop and operate Large Language Model (LLM) service platform that offers businesses Model-as-a-Service solutions (MaaS) to both the big model vendors and users. The Applied Machine Learning Enterprise US team drives the design, development, and operation of MaaS solutions in US and rest of world overseas of mainland China.

We are building full stack end-to-end solutions covering text and multi-modality LLM algorithms, LLM training/fine tuning/inference frameworks, heterogeneous hardware architectures, prompting engineering, LLM model alignment, and intelligent agents, etc. We are actively seeking talented Software Development Engineer specializing in Large Language Models (LLM) to join our dynamic team.

• lead the creation of next-generation, high-capacity LLM platforms and innovative products.
• work closely with cross-functional teams to plan and implement projects harnessing LLMs for diverse purposes and vertical domains.
• maintain a deep passion for contributing to the success of large models is essential in this innovative and fast-paced team environment.

Minimum Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Data Science, Mathematics, or a related field (Master’s preferred).
• 3–5 years of experience in machine learning, data engineering, or software development, with a track record of delivering end-to-end projects from prototype design to production deployment.
• Programming:
  Proficient in Python (core), familiar with Java and ML tool chains (e.g., scikit-learn).
• Familiarity with front-end frameworks, like React, Angular, or Vue.js
• Familiarity with HTML/CSS/JavaScript and responsive design principles, capable of independently developing and optimizing model-related interfaces.
• Strong ability in data structure design, modeling, and visualization (e.g., Matplotlib/Tableau); experience in complex dataset cleaning, feature engineering, and statistical analysis.

• Preferred Qualifications:
  • Communication &
    
    Collaboration:
    
    Excellent cross-functional communication skills; ability to clearly convey technical value to non-technical stakeholders and align team objectives.

Founded in 2012, Byte Dance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including Tik Tok, Lemon8, Cap Cut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, Byte Dance has made it easier and more fun for people to connect with, 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 - a 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, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

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 our diverse voices and to creating an environment that reflects the many communities we reach.

We are passionate about this and hope you are too.

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