Engenheiro de GenAI – LLMs, RAG e Arquiteturas de Agentes at Expedia

São Paulo, State of São Paulo, Brazil

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Not SpecifiedCompensation

Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Datatech, Financial Services, Risk AnalysisIndustries

Requirements

4+ anos de experiência em engenharia de software, com pelo menos 1 ano em GenAI/LLMs
Proficiência em Python e bibliotecas de data science (pandas, numpy)
Experiência prática com LangChain, LlamaIndex ou frameworks similares
Conhecimento de APIs REST, FastAPI/Flask e arquitetura de microservices
Vivência com Git, CI/CD e práticas de DevOps
Familiaridade com vector databases (Pinecone, Weaviate, ChromaDB)
Conhecimento em Docker e deploy em cloud (AWS e Azure)
Desejáveis:
Experiência com Fine-tuning de modelos (Hugging Face, OpenAI Fine-tuning API)
Conhecimento de frameworks de testing para LLMs (LangSmith, Promptfoo)
Experiência com programação assíncrona e streaming em Python
Conhecimento em SQL, NoSQL e data pipelines
Familiaridade com frontend (React, Vue) para construir interfaces de agentes
Experiência com Kubernetes e orquestração de containers

Responsibilities

Desenvolver agentes GenAI usando frameworks como LangChain, LlamaIndex ou equivalentes
Implementar pipelines de RAG (chunking, embedding, retrieval e geração) de ponta a ponta
Integrar APIs de LLMs (OpenAI, Anthropic, Azure OpenAI, Gemini) em aplicações corporativas
Criar e otimizar prompts inteligentes para diferentes contextos de uso
Construir frameworks de evaluation e testes automatizados para agentes GenAI
Desenvolver APIs e interfaces para consumo seguro e escalável de agentes
Implementar observability, logging e monitoring em soluções de GenAI em produção
Otimizar performance e custo de inferência, aplicando técnicas de caching e batching
Colaborar com squads de produto e IA na entrega de features e integrações GenAI
Documentar código, APIs e processos de deployment com boas práticas de engenharia

Skills

GenAI

LLMs

RAG

LangChain

LlamaIndex

OpenAI

Anthropic

Azure OpenAI

Gemini

Prompt Engineering

Evaluation Frameworks

APIs

Observability

Monitoring

Caching

Batching

Expedia

Travel booking platform for flights, hotels, rentals

About Expedia

Expedia Group operates in the travel industry, offering a wide range of services for travelers and travel-related businesses. It connects users with options for flights, hotels, car rentals, vacation packages, and activities through its various brands, including Expedia, Hotels.com, and Vrbo. Travelers can easily find and book trips that match their preferences and budgets. The company earns revenue primarily through commissions on bookings and advertising from travel service providers looking to promote their offerings. Additionally, Expedia Group supports its partners by providing access to valuable data and technology, helping them improve their operations and grow their businesses. The goal of Expedia Group is to create a seamless travel experience for users while maximizing the potential of its partners.

Bellevue, WashingtonHeadquarters

1996Year Founded

$3,277.3MTotal Funding

IPOCompany Stage

Consumer Goods, EntertainmentIndustries

10,001+Employees

Benefits

Competitive Paid Time Off

Travel Discounts

Healthcare Flexible Spending Accounts

Employee Assistance Program

Wellness & Travel Reimbursement

Workplace Accomodations

Medical, Dental, & Vision Insurance

Matching Gifts

New Parental Benefits

Risks

Riyadh Air's entry could increase competition, affecting Expedia's market share.

CFO transition may lead to strategic shifts impacting financial management and investor confidence.

Expedia's partnerships may strain resources, affecting service quality if not managed well.

Differentiation

Expedia offers a comprehensive suite of travel services under one platform.

The company leverages a diverse portfolio of brands like Hotels.com and Vrbo.

Expedia provides partners with valuable data and technology to optimize their offerings.

Upsides

Expedia can capitalize on the rise of 'workcations' with longer stay packages.

The trend of 'bleisure' travel offers opportunities for specialized leisure-business packages.

Increased demand for personalized travel experiences can enhance user engagement for Expedia.

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