Requirements: English
Company: TransPerfect
Region: Barcelona , Catalonia
We are seeking 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.
Role Requirements
- Masters or PhD in Machine Learning, Computational Linguistics, or equivalent experience.
- 5+ 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.
- 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 by TransPerfect is part of the TransPerfect family of companies, the worlds largest provider of language and technology solutions for global business, with offices in more than 100 cities worldwide.
We offer high-quality data for Human-Machine Interaction to some of the most prestigious technology companies in the world. Our department focuses on gathering, enriching and processing data for Machine Learning in different AI domains.
To learn more about DataForce please visit us at 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.