System Administrator for Performance Optimization

At Link Group, we specialize in building tech teams for Fortune 500 companies and innovative startups. Our mission is to connect professionals with opportunities that align with their expertise, interests, and career goals.About the ProjectAs an IT System Optimizer, you will be responsible for analyzing, designing, and optimizing IT systems in the...

Basic to intermediate proficiency in Linux/Unix systems,Familiarity with the command line for day-to-day system administration tasks, including user management, file permissions, and process management,Experience using Grafana (one of Grafana/Zabbix/Nagios/etc) for monitoring system performance and infrastructure,Understanding of setting up and managing...

At Beekeeper AG, we're looking for a skilled Senior Performance Engineer to drive platform performance and efficiency. With over 1 million monthly active users and billions of API requests processed, you'll play a key role in enhancing our observability and using these insights to optimize our platform.About the RoleWe're seeking a talented individual who...

About the RoleWe are seeking an experienced ERP System Architect and Team Lead to join our team at AVENGA.Job DescriptionThe successful candidate will be responsible for overseeing and managing a complex ERP environment, including system administration, development, and performance optimization.Additionally, they will lead, mentor, and motivate a team of...

We are seeking a skilled System Administrator to join our team at Sopra Steria Polska. This role will involve working closely with our international clients in the telecommunications industry on the development and improvement of the ServiceNow platform.The successful candidate will have experience in implementing ServiceNow products such as ITSM, DISCOVERY,...

Company Overview:We are Scale It Up, a product company in the fintech industry, reshaping the market by integrating our SaaS systems with major insurance brands worldwide.Job Description:As a React/TS Engineer, you will contribute to delivering high-quality solutions that meet customer needs and drive business growth.Your expertise in frontend modern...

French – B2/C1Previous experience in ServiceNow AdministrationGood knowledge of JavascriptExperience in the process of upgrading software (ServiceNow)Experience in implementing ServiceNow products such as ITSM, DISCOVERY, CMDBKnowledge of ITIL / experience of working with ITIL processes is nice to haveServiceNow Certified System Administrator...

Knowledge of ISO8583 protocol, Oracle PL/SQL, TCP Networking, Linux (commands and bash scripts), basics of cryptographyUnderstanding of the principles of operation and interaction of all participants in card payment transactionsExperience working with processing and payment systems (online authorization) for at least 1 year We are currently seeking...

Strong experience of supporting Oracle 19 and other versions (Configure Security, Backup-Recovery, Replication, Tuning&Perfomance, interaction with Metalink)Experience of writing PL/SQL proceduresExperience with Linux, Windows (including writing scripts)Good to have experience with MS Sql ServerUnderstanding of payment systems operationsGood to have...

What we look for in youCollaborative Attitude: A team player eager to collaborate across engineering teamsProven Experience: 5+ years of engineering experience with a strong focus on performance and system optimizationDatabase Expertise: Deep understanding of database internals and optimization techniques, particularly for MySQL and PostgreSQLLinux and...

Must-Have QualificationsAt least 4+ years of experience as a System AnalystStrong knowledge of system design, requirements gathering, and process modeling (BPMN/UML)Experience in SQL for querying and analyzing dataUnderstanding of API integrations and system architecturesGood command of EnglishNice to HaveExperience in the finance or stock exchange...

Experience with Linux distributions, preferably CentOS, Ubuntu, and Red HatExperience with virtual machine creation, configuration, migration and support, upgradesExperience with virtualization technologies, containerization (Docker, Kubernetes), and cloud platformsFamiliarity with industry-standard Linux OS hardening techniques, including PAM via Active...

Proven track record of success in managing ERP systems and leading technical teamsStrong understanding of ERP system architecture, integration, and optimization principlesExperience working with different departments Excellent analytical, problem-solving, and decision-making skillsExcellent communication and interpersonal skillsAbility to build strong...

Spendbase is a pioneer in optimizing cloud and software subscriptions, revolutionizing the way businesses manage their technology expenses.We're looking for a highly skilled Technical Architect to join our team. This individual will design, develop, and maintain scalable backend and frontend systems using Node.js, TypeScript, Nest.js, PostgreSQL, and...

About the RoleWe are seeking an experienced Data Engineering Lead to join our team at Link Group. This is a unique opportunity to lead and mentor a team of data engineers while actively contributing to pipeline development, architecture design, and system optimization.Key ResponsibilitiesDesign and implement scalable, high-performance data architectures that...

About Kontakt.ioKontakt.io is a cutting-edge healthcare technology platform that empowers care operations to improve efficiency, reduce costs, and deliver better patient outcomes. Our innovative AI-driven automation solutions are designed to revolutionize the way hospitals and healthcare facilities operate.Job DescriptionAs a High-Performance Data Architect...

Altimetrik Poland is a digital enablement company. We deliver bite-size outcomes to enterprises and startups from all industries in an agile way to help them scale and accelerate their businesses. We are unique in Poland's IT market. Our differentiators are an innovation-first approach, a strong focus on core development, and an ability to attack the...

We are seeking an experienced Oracle Database Administrator to join our team at Raiffeisen Bank International AG. Based in Warsaw, you will work on the administration and optimization of Oracle databases.Key Responsibilities:Administration of Oracle Database 19c (security settings, backup-restore, replication, configuration and performance, patching and...

About the RoleThe Sales Process Optimization Manager will be responsible for optimizing sales processes, managing pipeline reports, and improving forecasting accuracy.This role is critical in ensuring smooth sales operations, enhancing efficiency, and driving overall team performance.Key responsibilities include:Managing CRM tools to streamline lead-to-close...

Job Description:We are seeking a highly skilled Processing System Application Administrator to join our team at Raiffeisen Bank International AG in Poland. As a key member of our team, you will be responsible for ensuring the smooth operation and high availability of our processing system (PS).Key Responsibilities:Administration and support of industrial...