Contract: Lead JavaScript Developer at Upwork

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Contract: Lead JavaScript Developer Upwork. Upwork ($UPWK) is the world’s work marketplace. We serve everyone from one-person startups to over 30% of the Fortune 100 with a powerful, trust-driven platform that enables companies and talent to work together in new ways that unlock their potential.  . Last year, more than $3.3 billion of work was done through Upwork by skilled professionals who are gaining more control by finding work they are passionate about and innovating their careers.  . This is an engagement through Upwork’s Hybrid Workforce Solutions (HWS) Team. Our Hybrid Workforce Solutions Team is a global group of professionals that support Upwork’s business. Our HWS team members are located all over the world.. This is a long-term contract position.. We are looking for a Lead Frontend Developer to build up one of our most complicated website’s SPAs! You will be working on sophisticated UI applications such as recording candidate applications, messaging, and lots of real-time interactions and resolving client needs to complete the hiring process.. We’re taking advantage of Vue.js, Nuxt.js, Angular.js, Web Components, AWS, Docker, microservices, Symfony to help build apps that millions of freelancers use every day.. Work/Project Scope:. you will be working with teams of 15+ engineers, product managers, and designers to build outstanding features for our users!. you will ensure and maintain a high-level of quality for UI components. you will need to attend at least three meetings weekly (often in Eastern time, and lasting 1-2 hrs each). Must Haves (Required Skills):. 8+ years of software development experience. deep knowledge of modern JavaScript (ES6+), CSS, and HTML. extensive experience with a modern JS framework, such as Vue (preferred), React, or Angular. experience with unit testing and end-to-end UI testing. basic understanding of accessibility (WCAG) guidelines and engineering principles. self-motivation, self-organization and self-education skills. English on at least an intermediate level (should be able to pass the technical interview in English). basic knowledge of PHP, Node.js, or other server-side languages. basic understanding of system design principles. Upwork is proudly committed to fostering a diverse and inclusive workforce. We never discriminate based on race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical condition), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.   .