# Lead Front-end Engineer (React)[Circle](http://circle.so/) is building theÂ modern community platform for every creator and brand in the world: think "Shopify for creator/brand-led communities". We make it really easy for creators and brands to bring their discussions, members, and content all into one place.We’re a cross-platform community product built for web and mobile, and we’re looking for a **Lead Front-end Engineer (React)** to take our product to the next level.This is a 100% remote role. We’re a remote team of 27 based in the U.S., Czech Republic, Canada, India, New Zealand, Portugal, Slovenia, Colombia, Argentina and Macedonia. We have a preference for candidates in U.S. and European timezones. Check out our [Careers page](http://careers.circle.so/) for more information about us.—# ResponsibilitiesAs the Lead Front-end Engineer at Circle, you will:- Work on a frontend architecture written in React.js, Ruby on Rails, Sass/CSS.- Build critical features and improvements for our web app as the lead engineer.- Improve the quality of our codebase, identify architectural deficiencies, and create achievable paths to solve/evolve them.- Lead and mentor our front-end developers, participate in code reviews and act as a point of contact for architecture and cross-team initiatives.- Work closely with Circle’s co-founders throughout the feature spec + design process.- Work closely with our designers to design and develop a world-class user experience.—# Who we’re looking forYouâll be a great fit if you have:- 5+ years of full-stack experience designing and building high volume, scalable SaaS applications from end-to-end. Strong proficiency in React and SASS/CSS, with Typescript and Ruby on Rails being nice to haves.- Experience leading/architecting complex user interfaces and API design.- Strong judgement and an attention to detail when it comes to architectural, product, design, and process decisions. Your judgement should inspire a high level of trust within the team.- Multiple years of experience debugging complex issues; you can debug a web application problem all the way from the browser, through the transport, to the application, servers, databases, and asynchronous queues.- A desire to work in an environment which values speed of iteration and individual autonomy.- Motivation to understand the business, our users, their requirements, and to deliver results.- Passion for continued learning and a track record of picking up new technologies and skills as you ship high-quality code.