User Interface (UI) Software Developer III - Princeton

Location: Princeton, NJ

Long Term contract

Required:

• US Citizen
• Must be able to obtain Public Trust clearance
• Strong/Expert level proficiency in JavaScript/TypeScript, HTML5, CSS with knowledge of internals with minimum of 5 years of experience developing world class user interfaces.
• Strong understanding of ReactJS and its core principles and at least two year of experience in building applications using React and Angular.
• Strong experience in application state management and store design like Redux and Saga.
• Understanding of JavaScript Design patterns, transpilers and module bundlers.
• Sound knowledge of ECMAScript specification.
• Understanding of Object-oriented programming, asynchronous and functional programming.
• Understanding of authentication and authorization between multiple systems, servers, and environments.
• Robust debugging skills and experience of automated testing platforms and unit tests.
• Knowledge of other JavaScript client-side frameworks like Angular, Vue, Chart.js, D3.js a plus.
• Strong expertise integrating UI with backend services. Experience in development of, and/or integration with web services and RESTful APIs.
• Experience in developing accessible and Section 508 compliant UI interfaces is desired.
• Strong analytical skills, problem solving aptitude and good communications skills.
• Strong plus: Experience building/deploying server-side applications and APIs with Node.js
• Huge plus: Experience in building cross platform desktop apps using ElectronJS.