Machine learning engineer for LLM and RAG systems

XpertDirect

United States

Remote

USD 140,000 - 200,000

Full time

4 days ago
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Job summary

XpertDirect ищет старшего инженера по машинному обучению для работы над проектом с европейской B2B софт‑компанией, разрабатывающей AI‑решения для регуляторных и комплайенс‑процессов. Вы будете улучшать продакшн‑LLM‑помощника для навигации по регуляторной документации и извлечения действий.

Требуются 5+ лет опыта, сильный Python, опыт внедрения LLM‑приложений и знание RAG‑архитектур. Преимуществом будет опыт с pgvector, OpenSearch, Qdrant и AWS.

Qualifications

  • 5+ лет профессионального опыта разработки ПО или ML
  • Сильные навыки Python, в продакшн средах
  • Доказанный опыт развертывания и оптимизации продакшн LLM
  • Глубокое понимание Retrieval-Augmented Generation (RAG)
  • Опыт работы с векторными БД и поиском: pgvector, OpenSearch, Qdrant
  • Практические знания гибридного поиска, ранжирования и оптимизации поиска
  • Опыт разработки методик оценки LLM‑приложений
  • Опыт AWS
  • Опыт интеграции hosted LLM APIs и разворачивания open-weight моделей
  • Будет плюсом: PostgreSQL pgvector; Prompt engineering; observability; RegTech/финансы

Responsibilities

  • Улучшать production LLM‑помощника для регуляторной/контрактной работы
  • Извлекать релевантную информацию и выделять действия
  • Разрабатывать и оптимизировать RAG‑архитектуры
  • Обеспечивать интеграцию с AWS и hosted LLM API

Skills

5+ лет опыта разработки ПО/ML
Python в продакшн
Production LLM‑apps
RAG‑архитектуры
Гибридный поиск
Методологии оценки LLM
AWS
Hosted LLM APIs
RegTech/финансы/регуляторика

Tools

pgvector
OpenSearch
Qdrant
TypeScript

Job description

Описание:

We’re looking for an experienced Senior Machine Learning Engineer to join an exciting project with a European B2B software company developing AI‑powered solutions for regulatory and compliance workflows. You’ll work on improving a production LLM‑powered assistant designed to help compliance teams navigate complex regulatory and contractual documentation, extract relevant information and identify actionable obligations.

Задачи:

You’ll work on improving a production LLM‑powered assistant designed to help compliance teams navigate complex regulatory and contractual documentation, extract relevant information and identify actionable obligations.

Требования:
  • 5+ years of professional software engineering or machine learning experience.
  • Strong Python development skills, particularly in production environments.
  • Proven experience building, deploying and optimising production LLM applications.
  • Deep understanding of Retrieval‑Augmented Generation (RAG) architectures.
  • Hands‑on experience with vector databases and search technologies such as pgvector, OpenSearch or Qdrant.
  • Practical knowledge of hybrid search, reranking and retrieval optimisation.
  • Experience designing evaluation methodologies for LLM‑based applications.
  • Solid understanding of AWS cloud infrastructure.
  • Experience integrating hosted LLM APIs and deploying at least one open‑weight language model.
  • Будет плюсом: PostgreSQL and pgvector; Prompt engineering and context optimisation; LLM caching, batching and model routing; TypeScript; Production monitoring and observability; Experience with GDPR‑sensitive or confidential document workflows; Familiarity with RegTech, financial services or compliance‑related applications
Условия:

6 months (extension possible) Minimum 4 hours overlap with Central European Time (CET)

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