JavaScript Engineer UK Job in United Kingdom
Callsign , United Kingdom

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Experience
1 Year
Salary
0 - 0
Job Type
Job Shift
Job Category
Requires Traveling
No
Career Level
Telecommute
No
Qualification
As mentioned in job details
Total Vacancies
1 Job
Posted on
Feb 23, 2021
Last Date
May 23, 2021
Location(s)

Job Description

Since our launch in 2012, we’ve been on a mission: to make digital identification simple and secure for everyone, and everything.

In that time, we’ve expanded constantly, and been joined by over 150 incredible people, all with the same vision. We’ve grown in other ways too we raised $35 in our Series A funding round, and launched our game-changing authentication platform.

Our technology is now being used by hundreds and thousands of users worldwide, including some of the world’s leading financial institutions.

And this is just the beginning.

Over the next year, Callsign will double in size as we continue our mission to make every web, mobile and physical interaction seamless and secure.

We can’t do that alone, though. That’s why we’re looking hire the brightest, most inquisitive minds out there: the people who want to help us change the rules of identity and have the skills and passion to make this mission a reality.

Does that sound like you? Let’s talk.

Callsign is rapidly expanding its technology platform and is looking for engineers with curiosity to join their JavaScript team, responsible for building state-of-the-art identity and protection systems.

  • At least 5 years of commercial experience using JavaScript
  • In depth knowledge of JavaScript from ES3 onwards, and its fundamental concepts
  • Experience developing headless products for browsers

Requirements

  • Lead technical contribution towards the design, prototype, development and test phases for features across products
  • Research new browser APIs, features and changes within the JavaScript space to identify new and potential innovations
  • Drive performance and optimisation of products for natural userflows
  • Collaborate and estimation of functional and technical stories, help with product documentation, backlog grooming and prioritisation
  • Mentor other developers with the team and share knowledge ensuring standards are consistently upheld
  • Work with members from other cross-functional teams on delivering on product features from inception to production
  • Be an active member in both JS and wider engineering communities
  • TDD practices
  • In depth knowledge of browser APIs, features and functionality including cross-browser compatibility and testing
  • Experience in performance optimisation within browsers
  • Understanding and experience designing for scalability, resiliency and performance as well as observability (logging, metrics)
  • Understanding of agile practices
  • A commitment to learning, discovering new technology and sharing within the team

Requirements


Bonus points

  • Experience or knowledge within security, authentication or other related fields
  • Experience developing headless products for browsers
  • Knowledge of web authentication standards such as WebAuthN or FIDO
  • Any experience of the following:
    • Crypto API
    • WebGL
    • Credential Management API

Job Specification

Callsign

Information Technology and Services - Dubai, United Arab Emirates
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