{"id":"009e10070e","title":"AI Language Engineer","posted_at":"2026-04-21T18:49:12.000Z","apply_url":"https://job-boards.greenhouse.io/cresta/jobs/5155673008","locations":["Remote"],"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/5155673008","salary":{"min":90000,"max":160000,"currency":"USD","period":"year","display":"$90,000–$160,000"},"job_summary":"Cresta is a contact center AI platform that leverages human intelligence and advanced AI to automate processes and improve customer insights. The AI Language Engineer will design, build, and refine natural language systems, including LLM workflows and speech processing, to enhance product performance.","job_description":{"responsibilities":["Design and refine LLM workflows including prompt design and evaluation frameworks.","Build language processing components for intent detection, entity recognition, summarization, and RAG.","Develop speech-to-text and text-to-speech workflows and evaluation frameworks.","Analyze model outputs and conversational data to identify patterns and failure modes.","Lead data preprocessing, annotation, and language dataset creation.","Collaborate with software developers to integrate language models into production systems.","Partner with cross-functional teams to connect language capabilities with business objectives."],"minimum_qualifications":["Bachelor’s or Master’s degree in Computer Science, Computational Linguistics, AI, Machine Learning, Linguistics, or Cognitive Science.","Demonstrated experience applying NLP concepts such as classification, entity extraction, semantic analysis, and RAG.","Strong programming skills in Python with familiarity in NLP/AI frameworks like Hugging Face, TensorFlow, or PyTorch.","Experience with data preprocessing, model evaluation, and language dataset design.","Excellent analytical and communication skills."],"preferred_qualifications":["Doctor’s degree in a relevant field.","Familiarity with multilingual NLP challenges 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, ML ops, and scalable cloud systems (AWS, GCP, Azure)."]},"visa_sponsorship":null,"experience_years_min":null,"job_address":null,"job_city":null,"job_state":null,"job_country":"US","location_lat":null,"location_lng":null,"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","Flexible","outreach","customer","LinkedIn","internal","external","evaluate","research","analyze","dataset","PyTorch","develop","design","vision","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"]}}