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Smart phone numbers on demand

Full-stack Software Developer

$40k – $80k • 0.2% – 0.4%
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About the job:
Ring4 is looking for an full-stack software developer to build a world-class mobile messaging and telephony app.
You should have experience building and architecting client-server applications.
This full-time role is located in San Francisco, but remote candidates can be considered.

Architect, develop and maintain an backend, and front-end applications with node.js, Freeswitch and Angular 6, set to become a flagship in the telephony/messaging industry
Implement beautiful user interfaces in with TypeScript and write clean, maintainable code.
Rapidly create prototypes, synthesize feedback and develop a production quality application
Implement a QA process and work closely with product to release changes
Collaborate with a product manager, designer and our CTO who has conceived the backend
Maintain a thoughtful commit history using git and conduct peer reviews using GitHub

We seek candidates with a will to be work in a startup environment, passionate about building, coding and ready for long hours to meet challenging deadlines.
You are a doer. You like challenges and working in a fast pace environments.

BS, Or MS in Computer Science.
2+ years of experience minimum in full stack dev.

(Please rate yourself on a scale from [0-5] on the following skills)
Dev-ops - Linux/VPN/VPC
You have worked with VOIP and knows SIP.
Strong communication and collaboration.
Ability to work quickly and independently with minimal oversight.
Experience with source control (git).
English fluent.
Aptitude/interest for Agile processes .

Bonus points
Experience with WebRTC.
Experience with Sketch/Photoshop
Demonstrated UX and UI sensibilities.

What we offer:
The ability to revolutionize telephony and messaging and to have an impact on a global scale!
Competitive salary and meaningful equity.
Experience the startup life in a team of 4, and be part of a great tech and human adventure.
Possible trip to San Francisco to be immersed in the startup scene.

About Ring4:
Ring4 is the smart phone number app produced by yourVirtualSIM Inc. headquartered in San Francisco.
The app has already been downloaded 200,000+ times. And the company has just raised its first round of funding to grow and become leader the virtual telephony space.

Applications in English only please. Any nationality welcome!
Please note that we are not sponsoring visas at this moment, nor relocation packages.

Ring4 at a glance

Smart phone numbers on demand

Ring4 focuses on Telecommunications, Telephony, and iPhone. Their company has offices in San Francisco. They have a small team that's between 1-10 employees.

You can view their website at http://www.ring4.com or find them on Twitter and Facebook.

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iOS developer - VOIP

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