{"id":3287357,"url":"https://alion.io/job/telnyx-software-engineer-elixir-telephony","title":"Software Engineer, Elixir - Telephony","company":{"id":13786,"name":"Telnyx","domain":"telnyx.com","url":"https://alion.io/company/telnyx","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":84,"open_postings":14,"ghost_share":0,"stale_share":0.429,"repost_share":0,"time_to_fill_p50_days":107,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":null,"work_mode":"remote","remote_scope":"unspecified","remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Elixir","optional":false},{"name":"Ansible","optional":true},{"name":"Docker","optional":true},{"name":"GitHub Actions","optional":true},{"name":"Grafana","optional":true},{"name":"Graylog","optional":true},{"name":"Kubernetes","optional":true},{"name":"Prometheus","optional":true},{"name":"WebRTC","optional":true}],"status":"live","first_seen_at":"2026-10-26T18:41:59Z","employer_posted_date":"2026-10-26","last_verified_at":"2026-10-30T20:55:55Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"About Telnyx\nTelnyx is an industry leader that's not just imagining the future of global connectivity-we're building it. From architecting and amplifying the reach of a private, global, multi-cloud IP network, to bringing hyperlocal edgetechnology right to your fingertips through intuitive APIs, we're shaping a new era of seamless interconnection between people, devices, and applications.\nWe're driven by a desire to transform and modernize what's antiquated, automate the manual, and solve real-world problems through innovative connectivity solutions. As a testament to our success, we're proud to stand as a financially stable and profitable company. Our robust profitability allows us not only to invest in pioneering technologies but also to foster an environment of continuous learning and growth for our team.\nOur collective vision is a world where borderless connectivity fuels limitless innovation. By joining us, you can be part of laying the foundations for this interconnected future. We're currently seeking passionate individuals who are excited about the opportunity to contribute to an industry-shaping company while growing their own skills and careers.\nThe Opportunity\nAs an Elixir Telephony Engineer at Telny x, you will create and deploy groundbreaking applications that are part of the Telnyx Telephony platform. Projects often start with a kickstart question and our Engineers lead the way in developing a solution, from high-level system design and prototyping to application development and data integration. As a Telnyx software engineer, you leverage everything around you: Telnyx products, open source technologies, and anything you and your team can build to drive real impact. \nAI-assisted engineering is an integral part of how we work. We actively use AI agents to accelerate software development, troubleshoot complex issues, and assist with deployments and operational workflows. We leverage our own Telnyx Inference product to power AI-driven engineering workflows, continuously exploring new ways to improve developer productivity, code quality, and operational efficiency.\nYou work with users around the globe, where you help our customers by solving their communications challenges. Each mission presents different challenges, from the regulatory environment to the nature of the data to the user population. You will work to accommodate all aspects of an environment to drive real technical outcomes.\nYou Will:\nDesign, build, and maintain APIs, services, and systems across Telnyx’s telephony engineering teams.\nWork with engineers across the company to build new telephony features at large-scale.\nImprove engineering standards, tooling, and processes.\nIdentify, optimize and resolve issues related to latency, scalability, and performance of core telephony infrastructure.\nWhat We're Looking For\nHave 2+ years of professional software development experience with the Elixir programming language.\nHave deep knowledge of microservice architecture patterns and anti-patterns.\nUnderstand the challenges inherent in concurrent and distributed programming.\nYou take a thoughtful approach to decision making, knowing when to move fast and when to long-term optimize.\nYou want to work in a fast-paced, product-driven environment.\nYou keep up to date with the latest technologies and patterns, and enjoy sharing what you’ve learned.\nBonus Points For\nSIP and other VoIP related protocols and technologies like RTP, WebRTC, ICE, STUN, TURN\nConsul, Docker, Kubernetes, Github Actions, Ansible, Grafana, Graylog, Prometheus","description_format":"text","description_chars":3553,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Continuous learning"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Unified Communications","Conversational AI","Telecom Infrastructure","AI Compute & Inference"],"lifecycle":[{"event":"open","at":"2026-10-26T18:55:16Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 9 · green card filings: 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