JavaScript is a high-level, interpreted programming language primarily used to create and control dynamic website content, enabling interactive features such as animations, form validation, and real-time updates.

About Javascript
JavaScript was created in 1995 by Brendan Eich while he was working at Netscape Communications Corporation. It was developed to enable web developers to add interactive elements and dynamic content to websites, complementing HTML and CSS.
JavaScript's strengths include its ubiquity across web browsers, ease of learning, and extensive community support. It allows for rapid development and can be used both on the client-side and server-side with environments like Node.js. Weaknesses include security vulnerabilities, inconsistent behavior across different browsers, and performance limitations for complex applications. Competitors include TypeScript, which offers static typing and enhanced tooling; Dart, used primarily with Flutter for mobile app development; and Python or Ruby for server-side scripting tasks.
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How to hire a Javascript expert
A JavaScript expert must have deep knowledge of ES6+ syntax, proficiency in front-end frameworks like React or Angular, understanding of asynchronous programming and promises, experience with Node.js for server-side development, and familiarity with tools like Webpack and Babel.

Cris A.
Skills
An experienced designer with a strong background in leading teams and imparting best practices to deliver innovative and functional user experiences. Expertise spans UX strategy, UX research, UI design, UX writing, and front-end development. Utilizing methodologies such as design thinking, double diamond, Scrum, and Lean UX, tasks have been effectively planned and prioritized, resulting in the successful development of MVPs, websites, stores, and applications. Demonstrates a knack for overcoming challenges through critical thinking and creativity, continually pursuing self-development to elucidate, communicate, and present the most viable solutions. This career trajectory has led to substantial improvements in metrics and maturity levels within experience design, contributing to broader organizational success. Currently dedicated to leveraging these insights to create impactful and memorable user experiences.

Naamã O.
Skills
Solution Builder experienced in executing projects and transforming ideas into impactful solutions that streamline daily activities for individuals and businesses. Demonstrates proficiency in collaborating with teams and organizations of diverse sizes and disciplines, with a focus on achieving tangible results. Actively seeking opportunities that offer potential for growth.

Edison L.
Skills
Specialized in Angular 11/12 and AngularJs 1.x, with considerable expertise in .Net core leveraging Entity Framework. Demonstrates proficiency in Java development, notably with Spring Boot and JPA for API construction. Capable of handling both monolithic (MVC) and microservices architectures. Experienced with Oracle and PostgreSQL databases and adept at managing and utilizing RabbitMQ for queue management. Knowledge extends to the Backend-For-Frontend (BFF) pattern and APIs utilizing gRPC, alongside academic exposure to VueJS and introductory knowledge of NuxtJS. Proficient in using Tableau for data visualization, executing complex SQL queries, and managing version control with advanced Git/GitHub techniques.

Felipe A.
Skills
Software Developer with extensive expertise in web and mobile development, focusing on the creation of reusable structures and the standardization of front-end components. Proficient in developing business rule APIs, conducting database analysis, and utilizing agile development methodologies such as Scrum. Demonstrates strong capabilities in user experience, employing high-fidelity prototyping for requirement validation, enhancing graphical interfaces, and developing comprehensive software interface projects, including design systems. Highly skilled in high-level programming languages for business logic software, with a primary focus on JavaScript and its associated frameworks. Expertise includes Angular, React, React Native, VueJS, Java, Node.js, Next.js, Docker, Software Architecture, Jenkins, JIRA, SonarQube, Unit Testing, .NET Core, and Restful services. Currently expanding knowledge in areas such as Cross-platform Mobile Development, GraphQL, Streams, AWS, Serverless computing, Flutter, Electron, GRPC, and WebAssembly.

Rodrigo D.
Skills
Possesses extensive experience in infrastructure, networking, and database management, with proficiency in Docker and Kubernetes. Demonstrates expertise in various development technologies, including but not limited to React, Ionic, React Native, and Vue.js, as well as Spring Framework, Spring Boot, Flyway, Openshift, and Elastic Search. Additionally, maintains comprehensive knowledge of version control systems such as Git and SVN. Exhibits strong analytical capabilities and possesses substantial experience coordinating teams while adhering to agile methodologies like Scrum, Extreme Programming (XP), and Kanban.

Camila R.
Skills
Full Stack Developer with 4.5 years of experience, commencing from an internship in mobile application development and progressing to a role as a Junior Front-end Developer. Holds an academic background in Systems Analysis and Development, furthered by postgraduate studies in Software Engineering. Proficient in web and mobile development with technologies such as Angular, Ionic, React, Highcharts.js, D3.js, and Node.js. Demonstrates expertise in version control and continuous integration through GitLab and Jenkins. Skilled in unit testing using Jest and automated testing utilizing Selenium, Cucumber, and Java.

Moisés I.
Skills
Java Developer with 11 years of experience specializing in the development and maintenance of applications using both monolithic and microservices architectures. Possesses in-depth expertise in the Spring and Quarkus ecosystems, REST architectural style, API Gateway, Hexagonal Architecture, and Backend for Frontend (BFF) design. Demonstrates proficiency in managing databases, including Oracle, Informix, PostgreSQL, and MySQL. Skilled in utilizing automation tools such as Maven and Gradle, version control systems like GIT, GITLAB, and SVN, and adopting DevOps practices, particularly CI/CD. Experienced with agile methodologies, specifically Scrum, and proficient in cloud services provided by AWS and Openshift platform management. Expertise extends to system modeling and testing frameworks including JUnit, Cucumber (Gherkin/BDD), Mockito, and REST Assured. Dedicated to ensuring quality and continuous improvement by adhering to Clean Code principles, SOLID principles, and established design patterns.

Allan V.
Skills
Computer Science graduate from José do Rosário Vellano University, specializing in frontend development with a strong interest in emerging technologies.
*Estimations are based on information from Glassdoor, salary.com and live Howdy data.
USA
$ 224K
Employer Cost
$ 127K
Employer Cost
$ 97K
Benefits + Taxes + Fees
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