Position: Senior React Engineer for large retail portals
Company: SSA Group
Category: JavaScript
Experience required: 5y
English level: intermediate

PROJECT
It’s a new product that sets a passionate goal – enable sub-second speeds for large database driven sites while making it much simpler to manage modern frontend. Among its users are eCommerce shops with 1 mln+ USD revenue per week, banking applications and more.

TECHNOLOGY STACK
React.js/Next.js 
JSS, SASS, LESS or other CSS

TEAM
Team with Software Architects in the US and a larger team of experienced developers in Ukraine

CANDIDATE REQUIREMENTS
7+ years of prior front-end development experience 
Excellent core JavaScript 
Strong expertise in React.js/Next.js 
Solid level experience with RESTful APIs 
Experience with mobile web development 
Knowledge of website performance optimization, and performance measurement tools (e.g. Webpagetest/SpeedCurve/Page Speed Insights, etc) 
Experience with JSS, SASS, LESS or other CSS preprocessors
Familiarity with HTTP and network requests 
Strong collaborator and teammate, with exceptional communication skills 

WILL BE A PLUS
Experience with analytics (Google Analytics, Google Tag Manager, Adobe Dynamic Tag Management, etc) 
Experience with Salesforce Commerce Platform, Amplience CMS 
Experience with Jotai 
Experience with integration of PayPal, Bazaarvoice, Klarna, GiftNow, Tangible

RESPONSIBILITIES
Develop and support multiple features for one of the largest e-commerce brands in the U.S.
Improve performance metrics of high-load web solutions
Collaborate with the teammates, Product Manager and client to discover and validate technical problems 
3rd party widget integrations (PayPal, Bazaarvoice, Klarna, GiftNow, Tangible) 
Following industry best practices to develop and deliver high quality, clean and maintainable code

PROJECT BENEFITS
Work together with Senior developers and Architects to make React applications as fast as ever