Master Data Developer, Amazon Neptune

🕒 August 17

🇧🇷 Brazil – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🖥 Software Engineer

👻 Ghost score 23%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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CI&T

WebsiteLinkedInAll Job Openings

5001 - 10000 employees

Founded 1995

💼 Consulting

🏥 Healthcare

📣 Marketing

💰 $5.5M Venture Round on 2014-04

Consulting • Healthcare • Marketing

CI&T is a global tech transformation specialist focusing on helping organizations navigate their technology journey. With services spanning from application modernization and cloud solutions to AI-driven data analytics and customer experience, CI&T empowers businesses to accelerate their growth and maximize operational efficiency. The company emphasizes digital product design, strategy consulting, and immersive experiences, ensuring a robust support system for enterprises in various industries.

📋 Description

• Design graph schemas with node labels and edge types representing designers, garments, style attributes, trends, occasions, and editorial articles • Build batch workflows to ingest structured JSON payloads into Amazon Neptune • Implement probabilistic entity matching using attribute-overlap scoring and confidence thresholds • Deduplicate items appearing inconsistently across different articles • Weight editorial relationships according to the prominence of item or trend mentions • Design and optimize openCypher traversal queries, including multi-hop queries, to return results in under three seconds for Amazon Bedrock Agents • Collaborate with Machine Learning and GenAI Agent Developers to align graph structure with AI-agent retrieval and recommendation needs • Support technical interviews and validation of new graph-workstream team members as needed

🎯 Requirements

• Advanced English proficiency (C1 or above), with autonomy to communicate directly with international stakeholders • Solid experience with Amazon Neptune and 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 and batch processing of structured data payloads • Ability to work independently in a fast-paced, staff augmentation setting with an established client team • Prior experience in fashion, retail, or e-commerce catalogs (nice to have) • AWS certification in databases or data analytics (nice to have) • Experience integrating graph databases with generative AI agents, such as Amazon Bedrock Agents (nice to have) • Familiarity with recommendation systems or ranking/weighting logic for content surfacing (nice to have)

🏖️ Benefits

• Health and dental insurance • Meal and food allowance • Childcare assistance • Extended paternity leave • Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass • Profit Sharing and Results Participation (PLR) • Life insurance • Continuous learning platform (CI&T University) • Discount club • Free online platform dedicated to physical, mental, and overall well-being • Pregnancy and responsible parenting course • Partnerships with online learning platforms • Language learning platform • Health and Well-being team, inclusion specialists, and affinity groups • Support and accommodations for people with disabilities • Support obtaining a disability assessment if needed