Backend & Integration Engineer

10 000 - 15 000 PLNNet per month - B2B
8 300 - 12 500 PLNGross per month - Permanent
Python

Backend & Integration Engineer

Python

Walerego Eljasza-Radzikowskiego 47d, Kraków

AVSystem

Full-time
B2B, Permanent
Mid
Hybrid
10 000 - 15 000 PLN
Net per month - B2B
8 300 - 12 500 PLN
Gross per month - Permanent

Tech stack

    Polish

    C2

    English

    B2

    Python

    regular

    Networks

    regular

    REST API

    regular

    Linux / Unix

    junior

    JVM

    nice to have

Job description

At AVSystem, we are a Polish-based company behind a telco industry-leading Unified Management Platform (UMP) product allowing Communication Service Providers automatic setup, upgrades, and monitoring of millions of their client routers.


We are seeking a dedicated Backend & Integration Engineer with a programming and networking background. Your role will focus on:

  • Writing code & configuring our platform to customize it to our customers’ needs

  • Cooperating directly with our customers during delivery and post-delivery support


Key Responsibilities:

  • Writing code and platform configuration during project delivery

  • Write project-specific code in our platform GUI to facilitate router configuration

  • Implement REST APIs (servers & clients) integrations with external systems

  • Configure our platform GUI to display, monitor and report on router KPIs

  • Report to Solution Architect and work with Software Engineers (code reviews)

  • Post-delivery technical support

  • Support integrations you've implemented, work with 1st & 2nd lines of support teams to diagnose, troubleshoot, and resolve issues effectively and promptly

  • Ensure documentation & knowledge transfer to customer & support teams

  • Customer accounting - work hands-on with customers via support portal, mails, calls


Qualifications:

  • Fluency in programming is a must

  • Bachelor’s degree in Information and Communication Technology (preferred) or Software Engineering / IT / Electronics and Telecommunications

  • Proficient in at least one programming language (Python preferred)

  • Willing to learn in-house Scala-based functional language

  • Experience in writing REST API integrations (both client & server-side)

  • Familiarity with networking concepts: firewalls, IP, WLAN, TCP/UDP, HTTP(S), SNMP

  • Basic Linux system administration skills such as gathering logs, executing scripts, familiarity with CLI tooling (curl, ssh, ss, tcpdump, traceroute, ping)

  • Professional experience in Software Engineer role

  • Fluent in English (B2/C1)

  • Personality:

    • You’re a rapid learner, analytical, and detail-oriented, excelling in solving complex problems independently within evolving requirements

    • You are comfortable and effective in communicating directly with customers, adept at listening and clarifying their needs and expectations

    • You’re capable of managing deadline pressures & context-switching to progress on multiple projects during a week

  • [Nice to have] Experience in network-related role with integrated multi-system environments

  • [Nice to have] Past positions in telecom domain (ACS, NMS, OSS, BSS know-how)


What we offer:

  • You’ll have a chance to deepen your expertise in maintenance to help us shape the way we deliver & support critical applications for telecommunications companies

  • You’ll help us grow a leading technology IoT / device management company that creates software used by tier-1 telcos (e.g. Orange, Vodafone, AT&T, TMobile) around the world and makes Internet connection possible for millions of end-users

  • Some usual stuff: 

    • Kitchen full of snacks and treats (including Good Lood ice cream)

    • Car parking area and bike room

    • Multisport card, medical care

    • Relaxed work atmosphere – no dress code, no open space


Come join the best!

Published: 11.09.2025
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Backend & Integration Engineer

10 000 - 15 000 PLNNet per month - B2B
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Backend & Integration Engineer

Walerego Eljasza-Radzikowskiego 47d, Kraków

AVSystem

10 000 - 15 000 PLNNet per month - B2B
8 300 - 12 500 PLNGross per month - Permanent
Salary
10 000 - 15 000 PLN
Net per month - B2B

8 300 - 12 500 PLN
Gross per month - Permanent
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