Front End Developer Ii

Knowledge, Skills, and Abilities

• General knowledge of the software development lifecycle.

• General understanding of dynamically typed languages.

• Proficiency in JavaScript and Type Script.

• Proficiency in HTML5 and CSS
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• Experience with modern front-end frameworks, such as React (required) and AngularJS.

• Experience with testing frameworks (e.g., Karma, Jasmine, Mocha, ViTest, Jest).

• Experience with state management libraries (e.g. Redux, Jotai, Zustand).

• Experience with asynchronous state management libraries (e.g. Tan Stack Query)

• Experience with schema validation libraries (e.g. Zod, Yup).

• Experience with CSS preprocessors like SASS or LESS.

• Experience with utility libraries (e.g. JQuery, LoDash).

• Experience building responsive and cross-browser compatible web applications.

• Familiarity with Git version control.

• Experience with front-end build systems using Node.js, NPM, Webpack, and Vite.

• Understanding of REST APIs and how to consume them in front-end applications.

• Oral and written communication skills are required

• Possesses sound analytical problem-solving and documentation skills.

• Ability to work with general directions.

• Experience with Blazor, Xamarin.

Forms, Adobe Animate, and CreateJS preferred.

• Ability to communicate effectively, both verbal and in writing.

• Must be able to obtain a security clearance when required by the contract.

Education and Experience

• Bachelor's degree in computer science, programming, or a closely related field from an accredited college or university, or an associate degree plus two (2) years of experience, or a high school diploma plus four (4) years of experience.

• Three (3) years of experience using the same technologies LSI uses for front-end development.

• Generally, applicants should have completed at least one previous project using the same technologies that LSI uses to be considered for this position.

• To be considered, Front-End Developer II must present a portfolio showing their involvement in three web applications.

• Portfolio must contain at least three web applications where the applicant was a contributing member of the development team. Applicant must describe their role on each project and how their contribution added value to the project. To meet this requirement, the applicant's contribution must be in the front-end development role.

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