Machine Learning Engineer in Cupertino

Work Location: Cupertino, CA/On-Site 

Work Schedule: Monday - Friday; 8h/day  

Engagement Model:  Full-time Employment   

Estimated Start Date: May 2025 

Salary Range: 90k-95k yearly 

DataForce by TransPerfect is seeking a Machine Learning Engineer to join our team in the Cupertino, CA.

Role Summary

As a Senior Machine Learning Engineer to help us build and apply ML solutions that scale feature development, utterance understanding, and natural language generation across multiple languages. You will work on cutting-edge technology at the intersection of multilingualism and agentic LLMs. This role requires hands-on development, collaboration across teams, and a deep understanding of large-scale ML systems.  

Role Responsibilities

• Work on state-of-the-art solutions involving agentic LLMs and multilingual learning. 

• Understand and influence how large language models (LLMs) acquire capabilities across different languages. 

• Design and implement systems to automate multilingual data creation and filtering. 

• Develop scalable methods to fine-tune LLMs in multiple languages. 

• Create automated evaluation systems for multilingual agent performance. 

• Contribute to and enhance existing ML systems and infrastructure. 

• Build and deploy ML-powered products that serve global users. 

• Coordinate across multiple engineering and research teams to ensure alignment and product quality. 

Requirements

• Master’s or PhD in Machine Learning, Computational Linguistics, or equivalent experience. 

• 2+ years of experience in software engineering or applied machine learning. 

• Proficiency in Python and ML frameworks (e.g., PyTorch, TensorFlow). 

• Experience with large-scale ML systems, LLMs, or NLP architectures. 

• Proven ability to ship ML-based products with measurable impact. 

• Strong understanding of multilingual datasets and challenges in cross-lingual modeling. 

• Excellent communication skills and experience working across teams. 

• Idiomatic fluency in English. 

Preferred Skills: 

• Experience with agent-based architectures, LLM fine-tuning, and evaluation. 

• Background in multilingual or cross-lingual natural language processing. 

• Experience building tools for automated data generation, augmentation, or filtering. 

• Familiarity with evaluation metrics for LLMs and conversational agents. 

• Experience working with the following languages: Danish, Swedish, Dutch, Vietnamese, Turkish, Chinese, Portuguese, Arabic, Finnish, Hebrew, Hindi, Malay, or Thai is desirable.  

DataForce offers companies in technology, advertisement, entertainment, and other industries reliable BPO and Data Collection & Annotation services. DataForce helps clients collect, label, and organize datasets that Machine Learning engineers use to train AI-powered Machine Learning Models. We work within our own proprietary tools or within customer tools and environments.  
   
DataForce is part of the TransPerfect family of companies, the world’s largest provider of language and technology solutions for global business with offices in more than 100 cities worldwide.  
   
For more information about us, please visit our website: https://www.transperfect.com/dataforce 

TransPerfect provides equal employment opportunity to all individuals regardless of their race, color, creed, religion, gender, age, sexual orientation, national origin, disability, veteran status, or any other characteristic protected by state, federal, or local law. For more information on the TransPerfect Family of Companies, please visit our website at www.transperfect.com.