Backend/Network Software Engineer for Site-to-Site VPN

4 dni temu


Warszawa, Mazovia, Polska Codilime Pełny etat
Company Overview

CodiLime is a software and network engineering company that delivers innovative solutions to top global networking hardware providers, software providers, and telecoms.

We have a strong focus on people-oriented culture and our values are built around delivering results, driving innovation, and collaborating to win.

Our team consists of experts in software development, network engineering, and system administration, who work together to create proofs-of-concept, build new products, nurture existing ones, and provide services in production environments.

The Project Description

We are seeking an experienced Backend/Network Software Engineer to add site-to-site VPN capabilities to our client's EDGE CPE device, enhancing its security and connectivity.

This project involves updating our existing CPE firmware (Linux yocto-based) and Linux networking stack, as well as updating our cloud database and distributed config systems to enable VPN setup in our client's Cloud Connect Dashboard.

Main Objectives:

  • Design and implement site-to-site VPN solutions for EDGE CPE devices.
  • Configure and manage networking on Linux-based devices (Netfilter, IPtables, Traffic Control, IPSec, VLANs, etc.).
  • Update Cloud Connect back-end Postgres database with configuration that will be used to setup VPN across EDGE devices.
Required Skills

We are looking for someone with:

  • Excellent knowledge of Bash and Python programming languages.
  • Good knowledge of Linux systems.
  • Good knowledge of PostgreSQL databases.
  • Strong experience with networking on Linux-based devices (IP/nf tables, IPSec, VLANs, etc.).
  • Good knowledge of English (B2 level).

Beyond the above requirements, we would appreciate the following skills:

  • Familiarity with yocto-based distros.
  • Good knowledge of SDN, NFV, OSPF/BGP.
  • Experience working with distributed systems.


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