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Data Engineer (AWS/LLMs) | SR (Remote)

Key Facts

Remote From: 
Full time
Senior (5-10 years)
Portuguese

Other Skills

  • Detail Oriented
  • Teamwork
  • Problem Solving
  • Leadership

Roles & Responsibilities

  • Experience with data engineering on AWS
  • Building and maintaining data pipelines (ingestion and transformation)
  • Integration of data from legacy and corporate systems (mainframe, PeopleSoft, RDS)
  • Experience with data modeling for different consumption (APIs and analytics/AI)

Requirements:

  • Define and evolve cloud-native data architecture on AWS
  • Build and maintain ingestion and transformation pipelines
  • Integrate existing data flows (PeopleSoft, mainframe, RDS)
  • Structure data for consumption by LLMs

Job description

JOB DESCRIPTION


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RESPONSIBILITIES AND ASSIGNMENTS


  • Definir e evoluir arquitetura de dados cloud-native na AWS; 
  • Projetar modelos de dados otimizados para: consulta operacional (APIs) e consumo pelo agente conversacional;
  • Liderar migração de dados históricos do mainframe; 
  • Garantir consistência, integridade e rastreabilidade; 
  • Trabalhar com grandes volumes e dados históricos complexos; 
  • Construir e manter pipelines de ingestão e transformação; 
  • Integrar fluxo existente (PeopleSoft, mainframe, RDS); 
  • Otimizar consultas no PostgreSQL; 
  • Implementar estratégias de particionamento, indexação e caching (Redis); 
  • Reduzir latência para consultas frequentes; 
  • Garantir aderência a LGPD, políticas de retenção; 
  • Implementar controle de acesso a dados, mascaramento / anonimização quando necessário, auditoria e lineage; 
  • Estruturar dados para consumo por LLMs; 
  • Apoiar criação de camadas semânticas; 
  • Trabalhar com embeddings / indexação semântica (diferencial); 
  •  Implementar validações de qualidade de dados; 
  • Monitorar pipelines e consistência;

REQUIREMENTS AND QUALIFICATIONS


  • Experiência com Data Engineering em AWS;
  • Construção e manutenção de pipelines de dados (ingestão e transformação);
  • Integração de dados de sistemas legados e corporativos (mainframe, PeopleSoft, RDS);
  • Experiência com modelagem de dados para diferentes consumos (APIs e analytics/IA);
  • Forte atuação em PostgreSQL (otimização de queries, performance, indexação e particionamento);
  • Conhecimento em caching (Redis);
  • Experiência com grandes volumes de dados e migração de sistemas legados;
  • Práticas de governança de dados (LGPD, auditoria, lineage, controle de acesso e qualidade);
  • Estruturação de dados para consumo por LLMs (camadas semânticas e embeddings – diferencial);



Become a Compasser, be part of AI/R.


Compass UOL is a global firm and part of the AI Revolution Company, together transforming organizations using Artificial Intelligence, Generative AI, and other of today’s most advanced technologies.


We equip our team with proprietary and external AI-driven tools to design and build digital-native platforms, integrating cutting-edge technologies and enabling companies to innovate, transform their businesses, and drive success in their markets.

To achieve this, we attract and develop the best talent, creating opportunities that enhance people’s lives and highlight the positive impact of disruptive technologies.

We empower borderless talent and promote knowledge and opportunities in the latest market trends, driving significant personal and professional growth.

Join us and be part of the AI-driven revolution.


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