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Sparql Developer Jobs (NOW HIRING)

ClifyX

AI/ML Engineer

Lebanon, NJ

Must Have Technical/Functional Skills • Technical Skills 5+ years in data engineering, AI ... and/or SPARQL • Strong data modeling and ontology design skills • Experience integrating ...

VDart Inc

Marklogic Developer

Chicago, IL · On-site

Senior Developer / Tech Lead Marklogic * Overall 5 + years of IT experience with minimum 3 + years ... Strong XQuery development skills, including XPath/XML/JASON and SPARQL is a must. * Strong ...

Hirekeyz Inc

Agentic AI Developer

Berkeley Heights, NJ · On-site

Comfortable with graph data modeling and graph querying (Cypher/Gremlin/SPARQL basics). * Strong engineering practices: code reviews, testing, telemetry, secure-by-design, reliability mindset. Nice ...

TSC

Senior AI Engineer

Dahlgren, VA · On-site

$106.60K - $146.30K/yr

Responsibilities : • Design, develop, and maintain formal ontologies using OWL, RDF/RDFS, and SPARQL aligned with DoD mission engineering requirements and semantic interoperability standards. • ...

Diverse Lynx

AI/ML Engineer

Manhattan, NY · On-site

AI/ML Engineer Job Location: Lebanon, NJ - 08833/ New York, NY Job Type: Full Time (Day 1 Onsite ... and/or SPARQL • Strong data modeling and ontology design skills • Experience integrating ...

GHX

OR

$91K - $121K/yr

The Software Engineer 3 focusing on Knowledge Representation will play a key role in maintaining ... RDF, LPG, SPARQL, Cypher) * Understanding of data modeling, ontology design, data architecture

Peraton

Knowledge Graph/Ontology Engineer

Basking Ridge, NJ · On-site

$104K - $166K/yr

Develop SPARQL query templates and APIs for common analytical patterns * Implement knowledge graph ... Collaborate with NLP Engineers on entity resolution and with Data Fusion Engineers on relationship ...

Peraton

$104K - $166K/yr

Knowledge Graph Engineer Peraton Labs is seeking a knowledge graph engineer to extend and maintain ... Develop SPARQL query templates and APIs for common analytical patterns * Implement knowledge graph ...

GHX

OR

$91K - $121K/yr

The Software Engineer 3 focusing on Knowledge Representation will play a key role in maintaining ... RDF, LPG, SPARQL, Cypher) * Understanding of data modeling, ontology design, data architecture

Peraton

Knowledge Graph/Ontology Engineer

Basking Ridge, NJ · On-site

$104K - $166K/yr

Develop SPARQL query templates and APIs for common analytical patterns * Implement knowledge graph ... Collaborate with NLP Engineers on entity resolution and with Data Fusion Engineers on relationship ...

Analytic Services Inc

Data Engineer

Reston, VA · On-site

$119.10K - $143K/yr

Familiarity with semantic web technologies (RDF, OWL, SPARQL) and their use in OBI data integration. * Understanding of advanced analytic method augmentation. * Experience developing data ...

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Sparql Developer information

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How much do sparql developer jobs pay per hour?

As of Jun 3, 2026, the average hourly pay for sparql developer in the United States is $57.25, according to ZipRecruiter salary data. Most workers in this role earn between $51.20 and $65.87 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a SPARQL Developer, and why are they important?

To thrive as a SPARQL Developer, you need a strong background in semantic web technologies, RDF data modeling, and advanced SPARQL query writing, often backed by a degree in computer science or a related field. Familiarity with triple stores like Apache Jena or Virtuoso, and experience using ontology editors such as Protégé, are typically required, along with knowledge of related standards like OWL. Analytical thinking, attention to detail, and effective problem-solving are essential soft skills for optimizing queries and collaborating with interdisciplinary teams. These capabilities are vital for efficiently managing linked data and delivering robust semantic data solutions in complex enterprise environments.

What are some common challenges faced by a Sparql Developer when integrating SPARQL queries with existing data infrastructure?

Sparql Developers often encounter challenges when integrating SPARQL queries with traditional relational databases or heterogeneous data sources. Ensuring efficient query performance, managing data consistency, and handling differences in data modeling (such as RDF versus SQL schemas) are frequent hurdles. Close collaboration with data architects and backend engineers is essential to develop effective solutions, optimize query execution, and maintain data integrity. Familiarity with middleware tools and semantic web standards can significantly help address these integration challenges.

What are SPARQL Developers?

SPARQL Developers are professionals who specialize in working with SPARQL, a powerful query language used to retrieve and manipulate data stored in Resource Description Framework (RDF) format. They design, write, and optimize SPARQL queries to access linked data and semantic web datasets. SPARQL Developers often work on projects involving data integration, knowledge graphs, and semantic data modeling. Their expertise is essential for organizations that manage large-scale, complex datasets and require advanced data retrieval and reasoning capabilities.

What is the difference between Sparql Developer vs Data Analyst?

AspectSparql DeveloperData Analyst
Required SkillsSPARQL, RDF, semantic web technologiesSQL, data visualization, statistical analysis
Work EnvironmentSemantic web projects, knowledge graphsBusiness intelligence, reporting
Industry UsageTech, research, data integrationFinance, marketing, healthcare

While both roles involve working with data, Sparql Developers focus on querying and managing semantic web data using SPARQL, whereas Data Analysts analyze structured data to generate insights. The roles differ in technical skills and industry applications but may overlap in data handling tasks.

AI/ML Engineer

AI/ML Engineer

ClifyX

Lebanon, NJ

Other

Posted 9 days ago

Job description

Must Have Technical/Functional Skills
• Technical Skills
5+ years in data engineering, AI engineering, or knowledge graph development
• Hands-on experience with knowledge graph technologies (property graph and/or RDF frameworks)
• Experience with Cypher and/or SPARQL
• Strong data modeling and ontology design skills
• Experience integrating relational databases and external data sources
• Strong Python development skills
• Experience integrating LLMs into enterprise applications
• Familiarity with RAG architecture and AI-driven recommendation systems
Roles & Responsibilities
• Design and implement knowledge graph architecture using property graph and/or RDF-based models
• Transform and integrate structured and semi-structured data into optimized graph structures
• Develop and query graph systems using Cypher and/or SPARQL
• Design ontologies and entity relationship models to support sales intelligence use cases
• Integrate knowledge graphs with LLMs using Retrieval-Augmented Generation (RAG) architecture
• Build APIs and application services to deliver AI-driven prospecting insights
• Implement scoring, relationship strength analysis, and network traversal logic
• Ensure scalability, security, and enterprise-grade performance
• Partner with sales and business stakeholders to translate requirements into technical solutions
Preferred Qualifications
• Experience building sales intelligence or CRM-adjacent platforms
• Knowledge of embeddings, semantic search, and vector databases
• Experience designing relationship scoring or network analytics models • Cloud platform experience (AWS, Azure, or GCP)
• Experience in financial services or insurance environments.
Success Criteri
• Deliver a scalable knowledge graph + AI solution that enhances sales prospect identification and relationship insights
• Enable measurable improvements in targeting precision and cross-sell opportunity identification
• Establish a reusable architecture pattern for enterprise AI-driven sales initiatives

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About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998

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