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Java Script engineer

Synapse Business SystemsSunrise, FL🇺🇸United StatesPosted 15 Jul 2026

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

Job title: Java Script Engineer
Tenure: Until Dec 31st 2026
Interview Process: Internal & Client **Onsite interviews required at Sunrise, FL**

Job Summary:

We are looking for a JavaScript engineer who has great understanding of Node.js and React.

Here''s just some of what you''ll be doing:
- Developing an open source, enterprise web framework providing support for said framework to 1,000+ engineers, including training, designing intuitive, functional and extensible APIs
- Building cross platform components and libraries for future reuse and open source
- Optimizing software for maximum performance across a vast array of web-capable devices and browsers as well as servers.
- Automating builds, testing, deployments and otherwise manual processes
- Thoroughly reviewing pull requests and identifying breaking changes
- Ability and aptitude for solving complex problems with simple solutions
- Forward thinking that anticipates the needs of our users and the enterprise
- Communication skills to teach users, both in writing and speaking
- Open-source mindset, understanding of how/when to split functionality into reusable libs that can benefit the whole OSS community beyond the ability to understand business requirements and translate them into technical requirements
- Ability to perform benchmarking and optimization

Required Skills:

- Strong proficiency in JavaScript, Node.js, TypeScript & React, including DOM manipulation and the JavaScript object model
- Knowledge of Accessibility and Web Standards
- Understanding of React and its core principles
- Familiarity with newer specifications of ECMAScript
- Experience with common JavaScript development tools such as Babel, Webpack, NPM, yarn, etc.
- Experience writing automated tests including unit, integration, visual and performance testing.

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