React JS Developer

Role: React JS Developer

Location: Warsaw, Poland

Roles and Responsibilities post joining

• 5+ years of strong experience, and a passion for, working with front-end technologies
• Experience working on the following single page application, preferably using React
• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures and algorithms
• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• 5+ years of experience with ReactJS workflows like Flux, Redux, Create React App, data structure libraries
• Experience supporting different browsers and how to mitigate browser-compatibility issues
• Strong understanding of RESTful APIs, JSON web tokens, and web services
• Strong knowledge of HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, SVN, etc., popular frontend development tools, CI/CD tools, DevOps, performance testing frameworks like Mocha, Node + NPM
• Strong debugging skills and experience working with debugging tools, preferably Atlassian Suite

Highly preferred experience:

• Understanding of React test frameworks (e.g. Jest, Enzyme and Jasmine)
• Previous experience in back-end development with Java
• Previous work experience working within Agile
• Knowledge of containerization with Docker
• Previous experience working in the fin-tech or other highly regulated industries