Backend Engineer
Posted 14 Oct 2026
Advertised as “Mid Backend Engineer | Networking Solutions”
BranchFactor Summary
The original posting with the fluff stripped out
- Expected experience
- 2+ yrs
- Management level
- Individual contributor
- Contract
- Full-time
Compensation
No salary listed for this role.
Role speciality
Backend Software EngineeringComputer networkingCybersecurityEmbedded Linux SoftwareIoT Devices
Useful technologies
CGitLinuxLuaOpenWrtPythonShell
We are looking for a Mid Backend Software Engineer to 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 team and solve complex problems
What we expect of you:
- 2+ years of experience in C programming
- 2+ years of experience working with various API's
- 2+ years of 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
- Experience in working with IoT devices
- Knowledge of computer networking
- Knowledge of cybersecurity
- 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