AI/ML Engineer – Lead LLM & NLP Projects
Perform · San Jose
Description du poste
About the role
Lead the future of AI/ML in a hands‑on, ambiguity‑friendly role — shape models, build NLP pipelines, and influence product direction with founders. Collaborative, impactful work.
Key responsibilities
- Design and develop machine‑learning systems and LLM‑based applications, fine‑tuning large language models for domain‑specific use cases.
- Build NLP pipelines to extract structured data from complex, unstructured documents and PDFs, applying computer‑vision techniques where needed.
- Translate ambiguous product goals into clear technical and ML execution plans, prioritising work from product signals, user feedback and backlog input.
- Develop evaluation and benchmarking pipelines to measure model performance, detect regressions and create feedback loops that use user corrections for continuous improvement.
- Implement AI agents that interact with web systems using automation tools such as Playwright or Selenium.
- Architect scalable training, inference and infrastructure pipelines on AWS, integrating MongoDB for data storage and supporting JavaScript/Node.js and React services in production.
Required profile
- 6+ years of Python development experience and 4+ years in AI/ML engineering roles.
- Strong experience building and deploying LLM‑based systems (e.g., Claude, OpenAI models) and NLP information‑extraction pipelines.
- Proficiency with model evaluation, benchmarking, performance measurement and continuous‑learning feedback loops.
- Hands‑on experience with JavaScript/Node.js, React, MongoDB and AWS in production environments.
- Ability to work in ambiguous environments, turn unclear problem spaces into structured technical plans and communicate clearly with both technical and non‑technical stakeholders.
- Upper‑intermediate or higher English proficiency.
Required skills
- Python
- Large language models (Claude, OpenAI)
- NLP and information extraction
- Model evaluation and benchmarking
- JavaScript, Node.js, React
- MongoDB
- AWS
- Computer‑vision techniques for PDF and scanned document processing
- Playwright, Selenium
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Perform
San Jose
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