The Company
 
At Telnyx, we’re working to globally democratize access to real-time communications over the internet. We’re building a future where voice, messaging, and wireless services can act as building blocks to facilitate high-fidelity, secure, and modern modes of communication.
 
The Role

As a FreeSWITCH Engineer at Telnyx you will be in charge of operating and expanding the core of the Telnyx Telephony Platform, which is a B2BUA service based in the FreeSWITCH open-source application. You will join a team of FreeSWITCH Engineers that lead the way in developing a solution, from high-level system design and prototyping to application development and data integration. As a Telnyx engineer you leverage everything around you: Telnyx products, open source technologies, and anything you and your team can build to drive real impact.

You work with users around the globe, where you help our customers by solving their communications challenges. You’ll also get to work with other engineers to build delightful features that span various parts of the system, as well as our business, sales, and operations teams to understand and solve our users’ pain points.

In This Role You Will

  • Own all aspects of the FreeSWITCH based B2BUA service, from the design of new features, to the implementation, QA, deployment to production, troubleshooting and maintenance.
  • Integrate the B2BUA service with other services that are part of the Telephony Engine by interfacing with other teams at Telnyx.
  • Identify, optimize and resolve issues related to latency, scalability and performance.
  • Handle escalations from other teams about B2BUA related issues.
  • Be the subject matter expert for any FreeSWITCH related question coming from different parts of the company.
  • Implement monitoring and alerting tools that ensure production systems are always healthy.
  • Automate processes that allow for faster deployment cycles and capacity scaling.

You May Be A Fit If You Have

  • 2+ years of professional software development experience with the open-source application FreeSWITCH.
  • 2+ years of professional software development experience with C or C++ building multi-threaded and highly performant client/server applications.
  • Familiarity with Kamailio, OpenSIPS, RTPEngine, Asterisk or other major VoIP projects.
  • An understanding of IP telephony and Networking protocols (SIP, RTP, RTCP, T.38, ISUP, TLS, STUN, TURN, WebRTC).
  • Experience designing, building and maintaining distributed applications at scale.
  • Experience with containers and automation/orchestration tools such as Docker, Ansible, Jenkins, Kubernetes.
  • Expertise leveraging modern libraries such as Boost.
  • Familiarity with automake and autoconf build systems.
  • Deep knowledge of microservice architecture patterns and anti-patterns.

 

What It Is Like To Work At Telnyx

Telnyx is a complex machine with a simple purpose: connect people. We are an intelligent telephony engine, the beating heart of the Telnyx service that routes data along the pathways of our global, private network. We are drop-in APIs for hooking applications into our products, and an administrator portal that puts unprecedented control of configuring and orchestrating the Telnyx service into our customers’ hands.

We’re also an organization of industry experts and engineers focused on solving problems and building solutions. We’re a concierge customer success team and a 24/7 support team. We’re a communications partner, focused on agile and endless innovation, not a telecom slogged in antiquated processes and anti-competitive regulation. We keep the conversation going: the always-on, omni-channel, enriched conversation that the modern world demands.

Communications are coming untethered from devices, and more and more, they’re migrating into our everyday platforms: our social media, our work applications and our collaboration tools. But, that move started before there was infrastructure to support it—the modern internet will never offer the speed and consistency that real-time communications require. So, we built a network that does and a cloud platform tuned for real-time communications at every layer. Telnyx is the connective matrix, a worldwide nervous system, a high-speed rail tunnelling through the information superhighway. We’re the foundation for calls, texts and messaging today, for the internet of things, augmented reality and “communitainment” tomorrow, and for whatever enterprising imaginations can dream up after that.

We’re Telnyx. We’re the future of communications.

At Telnyx, we're looking for people with passion, grit, and integrity. You're encouraged to apply even if your experience doesn't precisely match the job description. Your skills and passion will stand out—and set you apart—especially if your career has taken some extraordinary twists and turns. At Telnyx, we welcome diverse perspectives and people who think rigorously and aren't afraid to challenge assumptions. Join us. 

Apply for this Job

* Required

  
  


U.S. Equal Opportunity Employment Information (Completion is voluntary)

Individuals seeking employment at Telnyx are considered without regards to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, or sexual orientation. You are being given the opportunity to provide the following information in order to help us comply with federal and state Equal Employment Opportunity/Affirmative Action record keeping, reporting, and other legal requirements.

Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file.

Race & Ethnicity Definitions

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection. As a government contractor subject to Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measure the effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categories is as follows:

A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A "recently separated veteran" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An "Armed forces service medal veteran" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.


Form CC-305

OMB Control Number 1250-0005

Expires 05/31/2023

Voluntary Self-Identification of Disability

Why are you being asked to complete this form?

We are a federal contractor or subcontractor required by law to provide equal employment opportunity to qualified people with disabilities. We are also required to measure our progress toward having at least 7% of our workforce be individuals with disabilities. To do this, we must ask applicants and employees if they have a disability or have ever had a disability. Because a person may become disabled at any time, we ask all of our employees to update their information at least every five years.

Identifying yourself as an individual with a disability is voluntary, and we hope that you will choose to do so. Your answer will be maintained confidentially and not be seen by selecting officials or anyone else involved in making personnel decisions. Completing the form will not negatively impact you in any way, regardless of whether you have self-identified in the past. For more information about this form or the equal employment obligations of federal contractors under Section 503 of the Rehabilitation Act, visit the U.S. Department of Labor’s Office of Federal Contract Compliance Programs (OFCCP) website at www.dol.gov/ofccp.

How do you know if you have a disability?

You are considered to have a disability if you have a physical or mental impairment or medical condition that substantially limits a major life activity, or if you have a history or record of such an impairment or medical condition.

Disabilities include, but are not limited to:

  • Autism
  • Autoimmune disorder, for example, lupus, fibromyalgia, rheumatoid arthritis, or HIV/AIDS
  • Blind or low vision
  • Cancer
  • Cardiovascular or heart disease
  • Celiac disease
  • Cerebral palsy
  • Deaf or hard of hearing
  • Depression or anxiety
  • Diabetes
  • Epilepsy
  • Gastrointestinal disorders, for example, Crohn's Disease, or irritable bowel syndrome
  • Intellectual disability
  • Missing limbs or partially missing limbs
  • Nervous system condition for example, migraine headaches, Parkinson’s disease, or Multiple sclerosis (MS)
  • Psychiatric condition, for example, bipolar disorder, schizophrenia, PTSD, or major depression

1Section 503 of the Rehabilitation Act of 1973, as amended. For more information about this form or the equal employment obligations of Federal contractors, visit the U.S. Department of Labor's Office of Federal Contract Compliance Programs (OFCCP) website at www.dol.gov/ofccp.

PUBLIC BURDEN STATEMENT: According to the Paperwork Reduction Act of 1995 no persons are required to respond to a collection of information unless such collection displays a valid OMB control number. This survey should take about 5 minutes to complete.