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Sparql Developer Jobs (NOW HIRING)

INFOTRON

Middleware Software Engineer / Developer

Dallas, TX · On-site +1

$80K - $90K/yr

... Developer to support the modernization of a proprietary middleware broker application used to ... The current middleware tool acts as a broker that pulls and processes data using SPARQL queries for ...

SonSoft

Java Developer with Dydra (Gc USC)

Phoenix, AZ · On-site

$50.75 - $65.50/hr

Java Developer With Dydra (Gc--Usc) Sonsoft, Inc. is a USA based corporation duly organized under ... Java/J2EE (Mandatory), Dydra, SparQL, RDF, Eptos. * Adept in SDLC * Good communication and ...

Programmers.io

Ontology Business Consultant

Tampa, FL · On-site

Ontologist, Ontology Engineer, Semantic Data Modeler, Knowledge Graph Engineer, Semantic Modeler Lead, Ontology Consultant. • Tech stack: RDF, OWL, SHACL, SPARQL, Stardog (or GraphDB, Blazegraph ...

NewGen Technologies

RDF/OWL ontology engineering * SPARQL query development and optimization * Federated query design (Neptune + Ontop) * AWS security (IAM, VPC, security groups) * Generative AI integration patterns

Radiance Technologies

Software Engineer

San Antonio, TX · On-site

We are looking for an experienced developer to work with a diverse team of software engineers, data ... Must have demonstrated expertise in SPARQL query development and graph database technologies (e.g ...

Radiance Technologies

Software Engineer

San Antonio, TX · On-site

We are looking for an experienced developer to work with a diverse team of software engineers, data ... Must have demonstrated expertise in SPARQL query development and graph database technologies (e.g ...

Sonsoft Inc

Java Developer with Dydra

Phoenix, AZ · On-site

$50.75 - $65.50/hr

Java/J2EE (Mandatory), Dydra, SparQL, RDF, Eptos. - * Adept in SDLC * Good communication and coordination skills * Able to work closely with the clients, elicit requirements, seek clarification

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 ...

Radiance Technologies

Software Engineer

San Antonio, TX · On-site

We are looking for an experienced developer to work with a diverse team of software engineers, data ... Must have demonstrated expertise in SPARQL query development and graph database technologies (e.g ...

NewGen

Platform Architect/Consultant

Tampa, FL · On-site

RDF/OWL ontology engineering * SPARQL query development and optimization * Federated query design (Neptune + Ontop) * AWS security (IAM, VPC, security groups) * Generative AI integration patterns

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 ...

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Sparql Developer information

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How much do sparql developer jobs pay per hour?

As of Jun 22, 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 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 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 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.

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.

Middleware Software Engineer / Developer

INFOTRON

Dallas, TX • On-site, Remote

$80K - $90K/yr

Full-time

Posted 3 days ago

Job description

Position Summary
We are seeking a Middleware Software Engineer / Developer to support the modernization of a proprietary middleware broker application used to interface with IBM Engineering Lifecycle Management, formerly IBM ELM.
The current middleware tool acts as a broker that pulls and processes data using SPARQL queries for reporting into IBM ELM. The underlying database has already been converted to a SQL relational database, and the next phase of the project is to update the middleware broker application so it can pull, process, and store data using SQL instead of SPARQL.
The ideal candidate will have strong experience supporting, developing, and modifying middleware tools, with hands-on development experience in Java, C++, and C, along with a working understanding of SPARQL, SQL, and relational database technologies.
Key Responsibilities
  • Support and enhance a proprietary middleware broker application used in connection with IBM ELM.
  • Modify existing middleware functionality to pull, process, and store data from a SQL relational database.
  • Replace or refactor legacy SPARQL-based query logic with SQL-based data access and processing.
  • Analyze existing Java, C++, and C code to understand current broker behavior and data flows.
  • Work with converted SQL database structures to ensure data is retrieved and stored accurately.
  • Support reporting workflows that feed data into IBM ELM.
  • Troubleshoot and resolve middleware application issues.
  • Develop, test, and validate changes to the broker application.
  • Support configuration management and version control processes.
  • Assist with documentation of system changes, data flow logic, and application updates.
  • Provide support for Microsoft Excel-based reporting tools, including macros where applicable.
Required Qualifications
  • Strong experience as a Middleware Engineer with Hands-on experience supporting, developing, or updating middleware applications or integration tools.
  • Proficiency with Java.
  • Experience with C++ and/or C application development.
  • Strong working knowledge of SQL and relational database concepts.
  • Ability to understand existing legacy code and refactor application logic.
  • Basic understanding of SPARQL and semantic query concepts.
  • Experience working with applications that retrieve, process, transform, or store data between systems.
  • Strong debugging, troubleshooting, and problem-solving skills.
  • Experience working in a configuration-managed software environment.
Preferred Qualifications
  • Experience with Apache Jena.
  • Experience supporting tools that interact with IBM Engineering Lifecycle Management / IBM ELM or other PLM tools.
  • Experience migrating applications from semantic query models, such as SPARQL, to relational SQL-based data models.
  • Microsoft Excel experience, including macro development and support.
  • Experience with reporting tools, data extraction, or engineering lifecycle/reporting environments.
  • Familiarity with proprietary or internally developed broker, middleware, or integration tools.

Flexible work from home options available.