{"id":"6170o5o53i","title":"AI Language Engineer","posted_at":"2026-04-21T18:49:12.000Z","apply_url":"https://job-boards.greenhouse.io/cresta/jobs/5108924008","locations":["United Kingdom"],"employment_type":"full_time","workplace_type":"remote","seniority_level":null,"description_language":"en","source_name":"greenhouse","source_url":"https://job-boards.greenhouse.io/cresta/jobs/5108924008","salary":null,"job_summary":"Cresta is an AI company focused on transforming contact centers through human-AI collaboration. The AI Language Engineer will design and implement natural language systems, including LLM workflows and speech processing, to enhance product intelligence.","job_description":{"responsibilities":["Design and refine LLM workflows including prompt engineering and evaluation frameworks.","Develop language processing components for intent detection, entity recognition, and RAG.","Build speech-to-text and text-to-speech workflows and evaluation frameworks.","Analyze conversational data to identify patterns and failure modes for model improvement.","Collaborate with engineering teams to integrate language models into production systems.","Lead data preprocessing, annotation, and dataset creation."],"minimum_qualifications":["Bachelor’s or Master’s degree in Computer Science, Computational Linguistics, AI, Machine Learning, Linguistics, or related field.","Experience applying NLP concepts such as classification, entity extraction, and RAG.","Strong Python programming skills with familiarity in frameworks like PyTorch or TensorFlow.","Experience with data preprocessing, model evaluation, and dataset design.","Excellent analytical and communication skills.","Must be located in the United Kingdom."],"preferred_qualifications":["Doctor’s degree in Computer Science, Computational Linguistics, AI, Machine Learning, Linguistics, or related field.","Familiarity with multilingual NLP and cross-locale language modeling.","Background in linguistic analysis, discourse, or semantics.","Experience with speech processing (ASR/TTS) and audio feature pipelines.","Experience with production deployments and ML ops in cloud environments."]},"visa_sponsorship":null,"experience_years_min":null,"job_address":null,"job_city":null,"job_state":null,"job_country":"GB","location_lat":54.7023545,"location_lng":-3.2765753,"keywords":["business objectives","cross-functional","product managers","machine learning","experimentation","recommendations","infrastructure","speech-to-text","text-to-speech","collaboration","documentation","communication","stakeholders","quantitative","architecture","Hugging Face","Transformers","intelligence","prototyping","Collaborate","qualitative","large-scale","performance","experiences","competitive","engineering","developers","interviews","monitoring","production","TensorFlow","processing","trade-offs","designers","pipelines","workflows","scalable","Platform","business","accuracy","modeling","outreach","customer","LinkedIn","internal","external","evaluate","research","analyze","dataset","PyTorch","develop","design","Python","Google","teams","audio","Azure","email","data","NLP","RAG","GCP","AWS","CEO","UX","ML","AI"],"company":{"name":"Cresta","logo_url":"https://img.logo.dev/cresta.ai?token=pk_fWx5G5QrQMm-0Ud8BW3mBg&size=64&format=png","description":"Cresta provides an AI-powered platform for contact centers that automates processes, generates customer insights, and assists agents during live conversations.","website_url":"https://cresta.ai","linkedin_url":"https://www.linkedin.com/company/cresta-inc","glassdoor_url":null,"x_url":"https://x.com/cresta","instagram_url":"https://www.instagram.com/cresta_ai/","youtube_url":"https://www.youtube.com/@CrestaAI","github_url":null,"huggingface_url":null,"tiktok_url":null,"crunchbase_url":"https://www.crunchbase.com/organization/cresta","facebook_url":null,"employee_count_range":"501-1000","employee_count":null,"founded_year":2017,"headquarters":{"address":"540 Bryant Street, Suite 200, Palo Alto, CA 94301, United States","city":"Palo Alto, CA","country":"US","lat":37.4443293,"lng":-122.1598465},"industry":"other","company_type":"startup","total_funding_usd":282000000,"locations":["Bengaluru","Berlin","Berlin, Germany","Bucharest, Romania","Cluj","Iasi, Romania","London","London, UK","Melbourne","New York, NY","San Francisco, CA","Toronto","Toronto Canada","Toronto, Canada","Toronto, Ontario","United Kingdom"]},"structured_data":{"@context":"https://schema.org","@type":"JobPosting","@id":"https://curastem.org/jobs/6170o5o53i#job","title":"AI Language Engineer","description":"Cresta is an AI company focused on transforming contact centers through human-AI collaboration. The AI Language Engineer will design and implement natural language systems, including LLM workflows and speech processing, to enhance product intelligence.","datePosted":"2026-04-21T18:49:12.000Z","validThrough":"2026-05-21T18:49:12.000Z","url":"https://curastem.org/jobs/6170o5o53i","directApply":true,"hiringOrganization":{"@type":"Organization","name":"Cresta","sameAs":"https://cresta.ai","logo":"https://img.logo.dev/cresta.ai?token=pk_fWx5G5QrQMm-0Ud8BW3mBg&size=64&format=png"},"employmentType":"FULL_TIME","identifier":{"@type":"PropertyValue","name":"Cresta","value":"6170o5o53i"},"jobLocationType":"TELECOMMUTE","applicantLocationRequirements":{"@type":"Country","name":"GB"}}}