Position: Sr. Front-end Engineer
Company: Sphere Partners
Category: JavaScript
Experience required: 3y
English level: intermediate

At Sphere, we offer staff augmentation services, end-to-end technology solutions, and enterprise applications through onsite and remote world-class teams. Now we are looking for a Sr. JavaScript Software Engineer to join our team. 

Location: anywhere
Type: Contract to Hire
Start Date: ASAP

Responsibilities include but are not limited to:
- Develop browser-based (front-end & back-end) applications to enable aircraft system certification from start to finish;
- Own the “plan, code, build, test, release, deploy, support” lifecycle of these applications and services;
- Understand the aircraft system certification domain as it applies to the tools you develop;
- Work with product owners and stakeholders to establish technical requirements and UX design.

Requirements:
- Experience with React (4+);
- Experience with Apollo;
- Experience delivering APIs and web applications, especially using GraphQL;
- Experience developing reusable features using React;
- Strong aptitude for usability/UX;
- Ability to design user interfaces based on user stories.