Junior Backend Engineer | Networking Solutions

Warsaw, Masovian Voivodeship, Poland on site Until 8/21/2026 1+ years exp First posted April 23, 2026 Last posted April 23, 2026
Job description

We are looking for a Junior Backend Software Engineer to create our developers' team in Warsaw, Poland. You will work with the leading networking solutions in the world and master your skills. 

Teltonika’s networking solutions business unit develops and manufactures industrial and enterprise connectivity equipment, primarily routers, switches, gateways, and modems. Our networking devices serve clients in the most complex areas of Industry 4.0, Smart City, and Green Energy. For more details please refer to the company site: https://www.teltonika-networks.com/products 

 

In this role, you will: 

  • Design, implement, maintain embedded Linux software of IoT devices.
  • Develop and maintain our own API framework that is being used by other R&D teams.
  • Analyse and implement new technologies.
  • Collaborate with international team and solve complex problems.

What we expect from you:

  • 1+ years of experience in C programming.
  • 1+ years of experience working with various API's.
  • Experience in Shell/Python scripting.
  • Knowledge of Git version control system.
  • Knowledge of Linux based systems.
  • Good written and verbal English skills.

Ideally, you’ll also have: 

  • Technical education.
  • Knowledge of computer networks.
  • Experience in Lua programming.
  • Experience of working with OpenWrt.

What we offer:

  • Great opportunities to grow in a strong and rapidly expanding company. 
  • Interesting and ambitious projects of industrial networking devices. 
  • Private medical care (Medicover Premium) and Cafeteria MyBenefit
  • Hybrid working model, with arrangements agreed in advance with the line manager. 
  • Additional day off for your birthday. 
  • Team building activities. 

About this role

Summary

Design, implement, and maintain embedded Linux software and APIs for networking devices.

Job title

Junior Backend Engineer | Networking Solutions

Experience level

1+ years

Minimum experience

1+ years exp

Industry

networking

Location requirements

Warsaw, remote work allowed

Salary

Not specified

Management role

No

Skills & keywords

Required skills

C programmingAPI'sShell scriptingPython scriptingGitLinux

Preferred skills

computer networksLua programmingOpenWrt

Specializations

embedded linuxapi developmentnetworkingIoTlinux
Locations

Structured locations inferred from the posting.

Warsaw, Poland

On-site City