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[Job - 30900] Master Data Developer (Amazon Neptune), Colombia

CI&T· Data & Analytics Center of Excellence / Graph Database Team
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Hybrid (Colombia)HomeofficePosted 2mo ago

About the role

Graph Database Developer to build an AI-powered fashion advisory platform. Responsible for the graph data layer from schema design to ingestion, entity resolution, and query performance, enabling real-time, intelligent style recommendations.

Responsibilities

  • Schema Design: Define node labels and edge types that represent relationships between designers, garments, style attributes, trends, occasions, and editorial articles.
  • Entity Ingestion: Build workflows that consume structured JSON payloads from the upstream data pipeline and load them into the graph database in batch mode.
  • Probabilistic Entity Matching: Match item mentions to the correct product node in a catalog of 50,000+ SKUs by scoring attribute overlap, assigning a match confidence, and creating relationships when thresholds are met; deduplicate items across articles.
  • Editorial Signal Weighting: Assign weights to relationships based on editorial prominence to influence what the AI agent surfaces in recommendations.
  • Query Optimization: Design and tune openCypher traversal queries (including multi-hop traversals) to return results under three seconds for downstream Amazon Bedrock Agents.
  • Cross-Functional Collaboration: Align graph structure with the retrieval and recommendation needs of the AI agent alongside ML and GenAI Agent Developers.
  • Technical Validation: Support technical interviews and validation of new team members joining the graph database workstream.

Qualifications

  • Advanced English proficiency (C1+) with autonomy to communicate with international stakeholders
  • Solid experience with the property graph data model
  • Experience writing and optimizing openCypher queries, including multi-hop traversals under latency constraints
  • Experience designing graph schemas and evaluating trade-offs between modeling approaches
  • Experience building entity resolution logic, including fuzzy matching, scoring algorithms, and deduplication across data sources
  • Strong Python skills for data engineering, including batch processing of structured data payloads
  • Ability to work independently in a fast-paced staff augmentation setting with an established client team

Skills

Required:Graph database designopenCypherEntity resolutionPython

Benefits

  • Premium Healthcare
  • Meal voucher
  • Maternity and Parental leaves
  • Mobile services subsidy
  • Sick pay-Life insurance
  • CI&T University
  • Colombian Holidays
  • Paid Vacations
Last updated Oct 21, 2026. Interested? Apply on the company site.

About CI&T

Technology Transformation Specialists

A global technology consulting and digital transformation firm that combines human expertise with AI to develop innovative solutions.

Technology transformationAISoftware developmentCloud servicesDigital experienceData analyticsApplication modernizationConsulting
Company profileWebsite

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