Knowledge Graph Lead & Backend Engineer

Accenture; Redmond (WA); Hybrid; USD 101,000 - 270,000; Full time

Benefits offered by this job

Hybrid work arrangement

Competitive compensation & benefits

Travel opportunities 20-80%

Job summary

Accenture is seeking a Back-End Engineer to design, build, and operate the data infrastructure powering our AI-driven knowledge platform. You will architect APIs, build data pipelines, manage multi-modal databases, and ensure reliability and performance for product teams.

You bring strong engineering fundamentals and are comfortable designing relational schemas, tuning graph queries, and shipping production-grade REST APIs.

Qualifications

• Minimum 5 years experience in Knowledge Graph data hydration and ontology-based data mapping, including RDF, SPARQL, and semantic technologies.
• Minimum 5 years experience with R2RML or similar mapping frameworks for transforming relational data into graph models.
• Minimum 5 years experience with graph databases (e.g., Neo4J, GraphDB, Stardog), and with Elasticsearch/OpenSearch, plus strong SQL proficiency.

Responsibilities

• Hydrate structured and semi-structured data into Knowledge Graphs by mapping source data to ontology models.
• Develop data mapping and transformation workflows using R2RML or similar technologies.
• Write and optimize SPARQL queries for graph loading, validation, and retrieval.
• Build and maintain data ingestion pipelines and integrate data from enterprise systems.
• Design and optimize relational database schemas and queries to support graph hydration and ETL workflows.
• Deploy, configure, and maintain vector database infrastructure for embedding storage and semantic retrieval at scale.
• Design and maintain scalable graph query APIs for internal teams.
• Performance-tune graph database queries, indexing strategies, and data access patterns.

Skills

Knowledge Graph

SPARQL

R2RML

Graph databases

PostgreSQL

Python/Java

REST APIs

Ontology

Education

Bachelor's degree

Tools

GraphDB

Stardog

Neo4j

Amazon Neptune

Elasticsearch/OpenSearch

Job description

Accenture is seeking a Back-End Engineer to design, build, and operate the data infrastructure powering our AI-driven knowledge platform. You will architect APIs, build data pipelines, manage multi-modal databases, and ensure reliability and performance for product teams.

You bring strong engineering fundamentals and are comfortable designing relational schemas, tuning graph queries, and shipping production-grade REST APIs.