June 8, 2026

AppOps (application administrator) for DC migration project

Senior • On-site

120 - 150 PLN

Warsaw, Poland

AppOps (application administrator) for DC migration project - job description

 The main task in this position is:

Perform role of AppOps for application migration project, part of data center migration program.  Applications serve payment card acceptance / acquiring and issuer processor’s business processes.

 Critical business functions, including transaction authorization processes, are implemented by application systems developed locally and provided by external vendors.

 The following technical qualifications are required to carry out AppOps project tasks:

  • Administration, configuration and maintenance

    • Payment card issuing system applications

    • Acquire transactions system applications

  • monitoring the correct operation of the applications environment in the context of maintaining the application environment

  • system support for maintaining the continuity of operation of application servers by solving incidents and problems related to the operation of these environments,

  • verification and implementation of changes delivered to production systems,

  • participation in project work carried out within local and international organizations

  • cooperation with external technical support and with technical groups within an international corporation

You will be expected to:

  • efficient use PL/SQL / T-SQL

  • efficient use Perl / Powershell / Shell / Bash / Python

  •  Closely work with FTS Application & Middleware Team carrying out BAU tasks.

·         Closely work with PMs driving the subsequent actions building, testing and migrating to new environments, not excluding preparation and placement of infrastructure build, configuration or access request and addressing blockers on the road

·         Diagnosing and solving technical problems

·         Monitoring environments for performance and reliability,

·         Produce of quality, live documentation (using Confluence),

 Individuals performing the services are expected to have following characteristics:

·         Recognizing the challenges related to application migration from one data center to the other

·         Experience working in similar roles / projects (application migrations)

·         Excellent communication skills, good written and spoken Polish and English language and ability to work with variety of SMEs from several countries and socialize the technical scope, challenges and solutions among them

·         Understanding of availability, performance, monitoring and resilience aspects for semi real time online transaction systems and mass transaction processing systems

·         Understanding of infrastructure aspects, network solutions, load balancing, TLS

·         Responsibility: care for product quality, making and keeping commitments

·         Cooperation: the ability to share knowledge and experience, find compromises, build correct relationships within the local organization and in the corporation.

 On site - 5 days per week.

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Warsaw, MZ, Poland

🏢 Summary: Offer for an Application Support Administrator responsible for maintaining, deploying, and troubleshooting business applications in production environments within the insurance sector. The role focuses on application servers, Kubernetes platforms, CI/CD processes, and database support, ensuring system availability, security, and performance. The position involves close collaboration with technical teams and participation in deployments and infrastructure projects. 🗂️ Requirements: Several years of experience as Application Support or Application Administrator in production environments, Experience handling 1st and 2nd line support incidents, Practical experience with WindowsServer and Linux (RHEL), Experience with IIS and ApacheTomcat administration and troubleshooting, Experience working with Kubernetes, Knowledge of CICD processes and tools (GitLab, Nexus, OctopusDeploy), Strong knowledge of MSSQL (error analysis, logs, application-database dependencies), Knowledge of ActiveDirectory (accounts, groups, GPO), Knowledge of IAM systems (e.g., Keycloak), Knowledge of messaging systems (Kafka, RabbitMQ, ActiveMQ), Understanding of system integrations and API communication, Experience managing SSL certificates (CSR, installation, maintenance), Ability to analyze logs and diagnose incidents, English B2 level 📃 Skills: WindowsServer, Linux, RHEL, IIS, ApacheTomcat, Kubernetes, CICD, GitLab, Nexus, OctopusDeploy, MSSQL, DB2, ActiveDirectory, Keycloak, Kafka, RabbitMQ, ActiveMQ, Zabbix, Grafana, Jira, Confluence, ServiceNow, SSL, API 🏢 Description: Dla klienta z branży ubezpieczeniowej poszukujemy Administratora Wsparcia Aplikacji Biznesowych.. ZADANIA Codzienna współpraca z zespołami utrzymania systemów, developerami, działem bezpieczeństwa, administratorami MS SQL celem rozwiązywania zarejestrowanych zgłoszeń Wdrażanie, utrzymanie i troubleshhoting aplikacji na serwerach aplikacyjnych Internet Information Services (IIS) oraz Apache Tomcat Wdrażanie, utrzymanie i troubleshhoting aplikacji na platformie Kubernetes Utrzymanie i aktualizowanie aplikacji z użyciem zaimplementowanch procesów CI/CD, Nexus, Octopus Deply, GitLab Monitorowanie dostępności i wydajności infrastruktury oraz baz danych przy użyciu systemu Zabbix Obsługa cyklu życia certyfikatów SSL od generowania CSR do instalacji certyfikatów na poziomie OS i aplikacji Swobodna obsługa systemów Windows Serwer/Linux RHEL Utrzymanie oraz optymalizacja baz MS SQL, DB2 Uczestnictwo we wdrożeniach i nowych projektach w obszarze IT Współpraca z zewnętrznymi dostawcami w zakresie wsparcia technicznego Usuwanie podatności Dokumentowanie zmian, tworzenie workinstrukcji, aktualizacja bazy wiedz WYMAGANIA Kilkuletnie doświadczenie jako Administrator Aplikacji / Application Support (samodzielna praca w środowisku produkcyjnym) Doświadczenie w analizie i obsłudze zgłoszeń 1–2 linii wsparcia Praktyczne doświadczenie w środowiskach Windows Server oraz Linux (RHEL) Znajomość IIS oraz Apache Tomcat (utrzymanie, wdrażanie, troubleshooting aplikacji) Doświadczenie w pracy z Kubernetes Znajomość procesów CI/CD (np. GitLab, Nexus, Octopus Deploy) Bardzo dobra znajomość MS SQL (analiza błędów, logów, współpraca z DBA, zależności aplikacja–baza) Znajomość Active Directory (konta, grupy, GPO) Znajomość systemów IAM (np. Keycloak) oraz systemów kolejkowych (Kafka / RabbitMQ / ActiveMQ) Rozumienie integracji systemów (API, komunikacja między usługami, podstawy szyfrowania) Doświadczenie w obsłudze certyfikatów SSL (CSR, instalacja, utrzymanie) Umiejętność pracy z logami i diagnozowania incydentów Język angielski min. B2 (codzienna praca w środowisku międzynarodowym) MILE WIDZIANE Znajomość DB2 Doświadczenie w monitoringu systemów (Zabbix, Grafana) Doświadczenie w pracy z Jira, Confluence oraz ServiceNow Doświadczenie w usuwaniu podatności bezpieczeństwa Udział we wdrożeniach nowych aplikacji i projektach infrastrukturalnych Doświadczenie w tworzeniu dokumentacji technicznej, instrukcji oraz aktualizacji bazy wiedzy CO OFERUJEMY NA TYM PROJEKCIE? Współpracę w oparciu o umowę B2B i stawkę do 130 zł/h netto + VAT Pracę 100% hybrydową z Warszawy (3 razy w tygodniu w biura). Wsparcie dedykowanego opiekuna. Po dołączeniu do speedapp, otrzymasz kontakt do dedykowanego opiekuna, który zadba, aby współpraca z nami oraz z klientem sprawiała Ci satysfakcję. Wydarzenia oraz spotkania integracyjne, a także udział w różnych inicjatywach np. sportowych. JAK WYGLĄDA REKRUTACJA? Zgłoszenie : Zaaplikuj i prześlij swoje CV. Po weryfikacji aplikacji rekruter skontaktuje się telefonicznie z wybranymi kandydatami. Screening : Porozmawiaj z rekruterem speedapp o Twoim doświadczeniu . Kolejne etapy: Rekruter speedapp przedstawi Ci jak wygląda proces rekrutacji na dane stanowisko. Rekruter speedapp pozostanie z Tobą w kontakcie podczas całego procesu. O SPEEDAPP W speedapp wierzymy, że organizacja jest tak dobra jak tworzący ją ludzie. Jesteśmy zespołem ekspertów IT i innych specjalistów pracujących dla naszych klientów na całym świecie (m.in Izrael, Austria, USA). Wykraczamy daleko poza kategorię HR. Budujemy zespoły IT, a także pomagamy w ich zarządzaniu. 👉 10 lat doświadczenia 👉 +100 klientów na całym świecie +300 zatrudnień rocznie 💎 Jesteśmy laureatem prestiżowej nagrody Diamenty Forbes cztery lata z rzędu (2022, 2023, 2024, 2025), członkiem sieci Fast Growth Icons oraz FinTech Poland. MASZ PYTANIA? Skontaktuj się bezpośrednio z rekruterem odpowiedzialnym za ten proces. Aleksandra Mazur Junior IT Delivery Consultant aleksandra.mazur@speedapp.pl +48 728 360 029

Technology

ALTER GPU CENTER

Junior DevOps Engineer

Junior

Remote

Łódź, Poland

🏢 Summary: Junior DevOps Engineer role focused on supporting and automating cloud infrastructure for AI training and inference workloads. The position involves working with CI/CD pipelines, containerization, Infrastructure as Code, and monitoring systems in a hands-on learning environment. It offers growth in DevOps, platform engineering, and cloud operations. 🗂️ Requirements: 0–2 years in DevOps, IT operations, infrastructure, or system administration, Knowledge of Linux and terminal usage, Knowledge of Python for automation and scripting, Ability to write automation scripts, Practical knowledge of AWS and basic cloud services, Understanding of cloud infrastructure concepts, Knowledge of Docker and containerization, Basic understanding of CI/CD concepts, Ability to use Git, Basic understanding of networking, security, logging, and monitoring, Interest in Infrastructure as Code tools (Terraform or Ansible), Basic understanding of Kubernetes, Communicative English 📃 Skills: Linux, Python, AWS, Docker, CI/CD, Git, Terraform, Ansible, Kubernetes, Bash, Prometheus, Grafana, Loki, OpenTelemetry, GitHub, GitLab, Jenkins 🏢 Description: About the role We are looking for a Junior DevOps Engineer to support the development, automation, and maintenance of infrastructure used for AI training and inference workloads. In this role, you will work with experienced engineers on cloud and infrastructure automation, CI/CD pipelines, application environments, monitoring, and operational support. This is a hands-on position for someone who wants to grow in DevOps, platform engineering, cloud infrastructure, and modern operations. Responsibilities Support the maintenance and development of cloud and infrastructure environments Help prepare, maintain, and troubleshoot application environments Automate repetitive tasks using Python, Bash, and scripts Support the creation and maintenance of CI/CD pipelines Assist with Infrastructure as Code solutions for servers, networking, storage, and cluster components Monitor systems, analyze logs, and help troubleshoot technical issues Work with development, infrastructure, networking, and AI/ML teams on application deployment and platform operations Support the stability, security, and reliability of infrastructure Help identify manual processes that can be automated Document technical solutions, runbooks, and operational processes Requirements 0–2 years of experience in DevOps, IT operations, infrastructure, system administration, or a similar area Good knowledge of Linux and working in the terminal Good knowledge of Python for automation, scripts, and simple internal tools Ability to write clear scripts automating repetitive tasks Practical knowledge of AWS and basic cloud services Understanding of cloud environments and basic cloud infrastructure concepts Good knowledge of Docker and application containerization Basic understanding of CI/CD concepts Ability to work with Git Basic understanding of networking, security, logs, and monitoring Interest in Infrastructure as Code tools such as Terraform or Ansible Basic understanding of Kubernetes or willingness to learn Strong problem-solving attitude and eagerness to learn Ability to communicate clearly and work in a technical team Communicative English, as you will work in an international environment Nice to have First experience with Kubernetes, Terraform, Ansible, or GitOps Familiarity with monitoring tools such as Prometheus, Grafana, Loki, or OpenTelemetry Basic understanding of DevSecOps practices and vulnerability management Familiarity with AI infrastructure, GPU environments, HPC, or data center operations Experience with GitHub Actions, GitLab CI, Jenkins, or similar tools Interest in platform engineering, SRE, or large-scale infrastructure What we offer Benefits package Opportunity to learn from experienced infrastructure, platform, cloud, and AI engineers Work on modern infrastructure supporting AI workloads Space for professional growth in DevOps and platform engineering Remote or hybrid work from Poland