NLP Specialist

Overview

Cresta is seeking an NLP Specialist to join the Engineering team to design, implement, and deploy NLP solutions that power Cresta’s AI-driven customer engagement platform. The ideal candidate will collaborate with data scientists and software engineers to build robust NLP models, process large text datasets, and ship production-ready features.

Responsibilities

• Develop and refine NLP models for language understanding, intent classification, named entity recognition, and sentiment analysis
• Collect, preprocess, and annotate text data; build labeled datasets for training and evaluation
• Experiment with transformer-based models (e.g., BERT, RoBERTa) and efficient architectures
• Collaborate with product and engineering teams to plan features and translate requirements into scalable NLP solutions
• Deploy models to production, monitor performance, and optimize latency and resource usage
• Build tooling for data labeling, experiments, evaluation, and model monitoring
• Document approaches, contribute to code reviews, and maintain reproducible research notes

Qualifications

• Bachelor’s or higher in Computer Science, ML, NLP, or a related field
• Experience with NLP libraries such as HuggingFace Transformers and SpaCy
• Proficiency in Python; experience with PyTorch or TensorFlow
• Experience with data processing libraries (Pandas, NumPy)
• Familiarity with model deployment, APIs, and MLOps concepts
• Strong analytical and communication skills; ability to translate results to non-technical stakeholders
• Prior production NLP experience is a plus

About Cresta

Cresta builds AI-powered tools that help contact centers and enterprises automate and augment human agents, delivering real-time assistance and improved customer experiences.

Remote

This is a remote role with the United States, offering the flexibility to work from anywhere in North America.