# Software Engineer (Python) — Programmable Networking

**Company**: Telnyx
**Location**: EMEA
**Experience**: senior
**Job type**: full-time
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/telnyx54/jobs/7978364003?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_0a86bf5a-7d6

## Description

We're seeking a senior Software Engineer to join our Programmable Networking team. As a key member of this team, you will design, develop, and maintain our networking API product, including Private Networks, WireGuard interfaces, Virtual Cross Connects, and Public Internet Gateways.

Responsibilities:

- Design and implement the public API on api.telnyx.com, including resource modeling, OpenAPI 3 specs, and edge API-gateway routing

- Develop the orchestration control plane in Python 3.12, using asyncio, to translate API requests into network deployments

- Own the network automation layer, using Ansible and asyncssh/netmiko to push Jinja2-templated config to a fleet of Linux and VyOS nodes

- Collaborate on cloud interconnect integrations with Equinix Fabric and Equinix Metal APIs

- Work on Envoy-based data planes, using a Go xDS control plane on envoyproxy/go-control-plane

- Participate in production support, including Prometheus/Telegraf metrics and alerting, Bugsnag, and customer escalations

Requirements:

- Strong async Python skills in production, with experience in Go

- Working routing knowledge, including BGP sessions, VRFs, GRE tunnels, NAT, and WireGuard

- Experience with Postgres beyond ORM basics, including migrations, locking semantics, and queue patterns

- Fleet automation experience with Ansible at production scale

- Debugging skills across layers, including tcpdump, wg show, vtysh, and application logs

Nice to Have:

- Envoy/xDS control-plane work

- Cloud interconnect products experience

- IPAM internals knowledge

- Linux → VyOS migration experience

- Mobile core exposure

- OpenAPI spec authorship and public developer documentation

- Operating multi-site PoP fleets experience

## Skills

### Required
- Python
- asyncio
- Go
- BGP
- VyOS
- Ansible
- Postgres
- Linux
- WireGuard
- OpenAPI

### Nice to have
- Envoy
- xDS control-plane
- cloud interconnect products
- IPAM internals
- Linux → VyOS migration
- mobile core exposure
- OpenAPI spec authorship

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/telnyx54/jobs/7978364003?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)