Senior / Lead Research Scientist - Serbia

On-siteSalary not specified
Serbia

Tech Stack

Machine LearningNLP

Job Description, Responsibilities & Requirements

About the Position

Senior / Lead Research Scientist - Serbia

Inworld is a research lab of top researchers and engineers, building the world’s top-ranked realtime voice models. We are seeking a Senior / Lead Research Scientist with expertise in machine learning and natural language processing to join our team in Serbia.

About Inworld

Inworld is a research lab of top researchers and engineers, building the world’s top-ranked realtime voice models. Today our models are the #1 ranked realtime voice models in the world. They are used to power the largest consumer-facing AI applications available, across categories like health, fitness, learning, therapy, companions, customer experience, and media; representing hundreds of millions of end users. Our work spans areas like research and development of state-of-the-art models, optimizing realtime inference, and creating best-in-class APIs and products that allow developers to engage their users.

Responsibilities

  • Design and develop state-of-the-art voice models
  • Conduct research in machine learning and natural language processing
  • Collaborate with cross-functional teams to integrate models into products

Requirements

  • Machine Learning: Expertise in training and scaling models
  • Natural Language Processing: Proficiency in developing and optimizing NLP models
  • Research: Experience in publishing research at top conferences (ICML, ICLR, NeurIPS, EMNLP, ACL, AAAI)
  • PhD in ML/NLP: Preferred, or equivalent practical experience
  • Public Work: Non-trivial AI side projects, interdisciplinary experiments, open-source contributions
  • Full-Stack Research Ownership: Ability to frame questions, run experiments, write papers, and ship results

Nice to Have

  • Experience with foundation models, evaluation benchmarks, and frontier topics in AI
  • Proficiency in multimodal models, agents, and world models

We Offer

  • Opportunity to work on cutting-edge AI research
  • Collaborative and innovative work environment
  • Competitive compensation package

About the Company

Professional fluency in English (written and spoken) is required, as you will be collaborating daily with our US-based leadership and engineering teams.

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Job Details

Company name:
Inworld AI
Location:
Serbia
Work Mode:
On-site
Posted on TheJob:
5/2/2026
Last checked:
6/12/2026
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