T-Mobile Polska S.A.

What You'll Do:

  • Take ownership and drive improvements in efficiency and effectiveness
  • Proactively identify and solve problems
  • Deliver quickly while iterating and improving
  • Contribute to a collaborative, self-organizing team environment
  • Mentor and support team members' growth
  • Champion automation and efficient workflows

Key Responsibilities:

  • Development (DEV):
  • Develop and maintain CaaS and PaaS platforms built on Kubernetes ecosystem
  • Design platform releases and integrate new capabilities
  • Operations (OPS):
  • Maintain and operate infrastructure while driving continuous improvements
  • Manage monitoring, first-line operations, and second-level incident management
  • Handle change management and system lifecycle management
  • Collaboration:
  • Work remotely with our multinational team across Greece, Croatia, Slovakia & Spain
  • Participate in integration and validation tasks
  • Monitor system performance and maintain documentation
  • Join on-call rotation for standby operations

Working at T Hub will offer you an unique and highly rewarding experience on IT market. As a leader in the telecommunications industry, we do not only provide a platform to hone your technical skills but also empower you to be a catalyst for innovation.

You'll have the opportunity to work at the forefront of modern technologies, from 5G to IoT and AI, shaping the future of connectivity.

  • Education & Experience:
  • Bachelor's or Master's degree in Computer Science, Telecommunication Engineering, Information Systems, or related field (or equivalent experience)
  • Proficiency in English
  • 3 to 5 years of relevant experience
  • Passion for technology and continuous learning
  • Technical Expertise: Core Skills:
  • Linux system administration (Ubuntu)
  • Backend development in Agile/SCRUM environments, particularly with Go
  • Experience with Agile, SCRUM, CI/CD, SRE, and DevOps practices
  • IT operations methodologies: incident management, problem management, configuration management, crisis management
  • Kubernetes cluster administration
  • Key Technologies:
  • Kubernetes
  • Cluster API
  • Calico
  • Prometheus
  • Bare metal provisioning (PXE)
  • Data center networking, including VXLAN
  • Development Skills:
  • Go (primary)
  • Python
  • Rust (optional)
  • C/C++ (optional)
  • Bonus Experience:
  • Hyperscaler container services (AKS, GKE, etc.)
  • OpenStack and services (Octavia, Cinder)
  • Kubernetes-OpenStack integrations (Cinder CSI)
  • CAPO, MetalLB, Metal3
  • BGP, EVPN, IP multicasting, ECMP

Najważniejsze są doświadczenia naszych klientów – indywidualnych, biznesowych oraz wewnętrznych w ramach T-Mobile. Sami budujemy i rozwijamy rozwiązania, pracujemy z szerokim stack'iem technologicznym, automatyzujemy, działamy tu i teraz, bo każda mikrosekunda ma znaczenie, kiedy mówimy o sieci.

CI/CD, CX, agile to nasz magentowy sposób pracy. W tym roku głównie stawiamy na: krótszy time to market, cloudyfikację, modernizację sieci, rozwój 5G, stworzenie systemu informowania o awariach, zmniejszanie liczby reklamacji i wzrost stabilności sieci. Ty też możesz być częścią naszej technologicznej transformacji!

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