Knowledge Graph Architect & Data Pipelines Lead

Appnovation; Bogota (NJ); On-site; USD 120,000 - 180,000; Full time

Job summary

Appnovation is seeking a Data Architect / Engineer to own the data structures behind our knowledge graph platform and the pipelines that feed it. You will model schemas and graph structures, ingest data from SharePoint and the Microsoft stack, and ensure the knowledge graph remains accurate as documents evolve.

You’ll advise on backend approach, implement robust pipelines, and uphold data quality, governance, and security across systems, while collaborating across teams.

Qualifications

• Bachelor’s Degree in Computer Science or related field.
• 5+ years of experience in data engineering / architecture roles.
• Deep data modeling across relational and graph paradigms; graph databases (Neo4j) and Postgres/Supabase at scale.
• Strong ETL / data pipeline engineering in Python, including large-scale, incremental, and change-data ingestion.
• Experience with enterprise content ecosystems: SharePoint, Power Platform / Power Automate.
• Knowledge representation, taxonomies/ontologies, and versioned/temporal data.
• Understanding of how data structures feed RAG and LLM retrieval quality.
• SQL proficiency; orchestration tools (Airflow) and cloud data services.
• Familiarity with data governance, security, and privacy practices.
• Strong documentation and cross-team communication skills.

Responsibilities

• Define the schema, taxonomy, and graph modeling for the knowledge domains.
• Design how documents, versions, and their machine-readable representations are structured, and how facts evolve over time.
• Build ingestion/ETL pipelines from enterprise content sources (e.g., SharePoint and the wider Microsoft stack).
• Keep the knowledge graph in sync as source documents change frequently.
• Advise on backend approach and validate ingested content quality with QA.
• Establish data quality, lineage, and governance standards across pipelines.
• Build monitoring, alerting, and error-handling for ingestion jobs.
• Document data models, schemas, and pipeline architecture.
• Optimize pipeline cost, throughput, and reliability over time.

Skills

Data modeling

Graph databases

Postgres

Python ETL

Airflow

Data governance

SQL proficiency

Documentation

Education

Bachelor’s Degree in Computer Science

Tools

SharePoint

Power Platform

Power Automate

Neo4j

Postgres

Job description

Appnovation is seeking a Data Architect / Engineer to own the data structures behind our knowledge graph platform and the pipelines that feed it. You will model schemas and graph structures, ingest data from SharePoint and the Microsoft stack, and ensure the knowledge graph remains accurate as documents evolve.

You’ll advise on backend approach, implement robust pipelines, and uphold data quality, governance, and security across systems, while collaborating across teams.