Virtuoso is a multi-model database management system and application server designed for data integration, linked data, and semantic web applications. It supports SQL, SPARQL, GraphQL, and other query languages to manage relational, RDF graph, and document data. Virtuoso enables users to perform complex queries across diverse datasets while providing high-performance data storage and retrieval capabilities.
Top 5*
Database Technologies

About Virtuoso
Virtuoso was created in 1998 by OpenLink Software to address the need for a versatile database management system capable of handling diverse data models and query languages. It aimed to integrate relational, RDF graph, and document data, facilitating complex queries and data integration in semantic web applications. Its development focused on providing a high-performance platform for managing linked data and supporting various query languages like SQL and SPARQL.
Virtuoso's strengths include its multi-model capabilities, support for various query languages like SQL and SPARQL, and high-performance data integration. Weaknesses may involve complexity in setup and configuration, particularly for users unfamiliar with semantic web technologies. Competitors include Apache Jena, GraphDB, Neo4j, and Amazon Neptune, which also offer solutions for handling RDF data and graph databases.
Hire Virtuoso Experts
Work with Howdy to gain access to the top 1% of LatAM Talent.
Share your Needs
Talk requirements with a Howdy Expert.
Choose Talent
We'll provide a list of the best candidates.
Recruit Risk Free
No hidden fees, no upfront costs, start working within 24 hrs.
How to hire a Virtuoso expert
A Virtuoso expert must have skills in SQL and SPARQL for querying data, understanding of RDF and linked data principles, and proficiency in database management and optimization. Knowledge of semantic web technologies, experience with data integration processes, and familiarity with Virtuoso's configuration and administration are also essential.

Nelson E.
Skills
Possessing over four years of expertise as a Técnico em Informática para a Internet and Mid-Level Fullstack Developer, this individual specializes in developing conventional, interactive, and semantic front-ends. Additionally, they are adept in mobile development utilizing React Native. Their comprehensive expertise extends across all facets of development, demonstrating a deep understanding of crucial technologies essential for creating applications and interfaces. With significant market experience gained through operating an independent freelance agency, they exhibit a nuanced insight into the diverse requirements and needs characteristic of both B2C and B2B development markets.

Murilo D.
Skills
Software Developer with over a decade of experience specializing in the delivery of scalable and efficient solutions across diverse technological stacks. Demonstrates expertise in enhancing team productivity through effective collaboration, notably in pair-programming scenarios. Proficient in analyzing and assessing the feasibility of new requirements and facilitating seamless integration with third-party platforms. Possesses advanced skills in TypeScript, Node.js, and React.js, which are employed to develop RESTful Web APIs and robust back-end functionalities aligned with business objectives and user needs. Additionally experienced in event handling and messaging via Apache Kafka, AWS SQS, and SNS, and adept in implementing observability infrastructures utilizing Prometheus and Grafana. Driven by a commitment to leveraging technology to address complex problems and enhance business performance.

Igor F.
Skills
An early-career developer with a background transitioning from law to technology, motivated by an aptitude for logical problem solving and a passion for working with technology. The initial opportunity in the tech field was secured at the end of 2021 through an internal assessment at a prior place of employment. Known for rapid learning capabilities and placing a high value on respect and harmonious collaboration in the workplace. Demonstrates stronger proficiency in backend technologies within web development, while actively working to improve frontend skills.

Douglas P.
Skills
Mobile Developer with foundational experience and a strong drive for continuous learning. Possesses a solid understanding of web programming, including proficiency in JavaScript, React, React Native, and Node.js. Demonstrates a keen interest in application scalability and the adoption of best development practices.

Brenda A.
Skills
A professional in the technology sector with a specialized interest in Quality Assurance (QA) and a focus on expanding expertise in test automation, programming languages, and related fields. Demonstrates proficiency in UX/UI design, evidenced by various Figma projects. Maintains a commitment to continuous personal and professional development, acknowledging the contributions of mentors and colleagues throughout this journey.

William D.
Skills
An analyst and developer with over a decade of experience, possessing a profound understanding of comprehensive business processes. Experienced in the specialized domains of ERP and WMS, offering robust expertise in C#, React, Node.js, and application architecture.

Gabriel H.
Skills
Backend NodeJS Programmer with expertise in developing and maintaining REST and GraphQL APIs using TypeScript and JavaScript. Proficient in creating Backend for Frontend (BFF) services, both proxy-based and persistence-oriented. Experienced in both monolithic and microservices architectures, with integration through HTTP and event-driven approaches, and skilled in messaging frameworks such as RabbitMQ and Kafka. Demonstrates strong capabilities in SQL development (utilizing PostgreSQL, MySQL, and SQL Server) and NoSQL database management with MongoDB. Committed to Test-Driven Development (TDD) and adheres to SOLID principles. Knowledgeable in migration tools, Agile methodologies, container orchestration, cluster utilization, and security protocols, as well as endpoint mapping utilizing gateways. Proficient in version control systems, including Git, GitHub, and GitLab.

Tamiris G.
Skills
Possessing extensive experience in software engineering, this candidate expertly navigates the software development lifecycle from ideation to deployment and excels in various domains, including API development, Computer Vision, Natural Language Processing (NLP), and AI/ML applications. With a pronounced focus on Data Science, expertise in Python programming, and hands-on experience in utilizing AI/ML techniques on unstructured data types such as video, audio, and text, they are poised to drive impactful data-driven solutions. Their professional journey includes leading the development of applications for data extraction, video analytics, and the implementation of efficient database systems. Committed to generating value through data insights, they demonstrate a strong capacity for collaborating across technical and business teams to deliver refined and functional software solutions.
The best of the best optimized for your budget.
Thanks to our Cost Calculator, you can estimate how much you're saving when hiring top global talent with no middlemen or hidden fees.
USA
$ 224K
Employer Cost
$ 127K
Employer Cost
$ 97K
Benefits + Taxes + Fees
Salary
*Estimations are based on information from Glassdoor, salary.com and live Howdy data.