ruby English-speaking jobs in Olsztyn

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  • Link Group
  • Warsaw
  • March 9
LogoSenior Virtualization Engineer to manage and optimize large-scale virtual environments across global data centers. Focus on VMware and Nutanix platforms, automation, and high-availability solutions.
  • KMD Poland Sp. z o.o.
  • Warsaw
  • March 9
LogoDevelop and maintain data pipelines for a cloud-based energy market solution using Apache Spark, Databricks, and Python. Design technical solutions, ensure performance, and refactor code.
  • Intellias
  • Silesian Voivodeship
  • March 9
LogoThe Marketing Director for Digital Segment will develop and execute integrated marketing plans for established and emerging verticals. This role partners with sales, vertical leaders, and technology teams to build brand awareness and generate demand. Responsibilities include campaign planning and delivery, managing vertical marketing channels, and supporting sales initiatives.
  • stakefish
  • Silesian Voivodeship
  • March 9
LogoDesign, develop, and deploy software solutions for staking products. Build web applications using web3.js, ethers.js, React.js, and TypeScript. Write Python server code and leverage modern development techniques.
  • Trades Workforce Solutions
  • Silesian Voivodeship
  • March 9
LogoExpert Android Framework & API Engineer to design, implement, and maintain Android framework features and system services for high-performance video collaboration devices. Requires 7+ years of Android framework development experience, proficiency in Java and Kotlin, and deep understanding of Android framework components.
  • Baxter
  • Silesian Voivodeship
  • March 9
LogoProvides financial and business support to the EMEA Planning & Fulfillment team. Leads planning processes (Plan, Forecast, LRP) and collaborates with stakeholders. Prepares financial reports and performs ad-hoc analysis to support decision-making. Drives global financial initiatives and updates processes.
  • Luxoft Poland
  • Poland
  • March 9
LogoBI Technical Consultant will design, develop, and maintain BI dashboards and analytical tools using ActiveViam. Collaborate with risk and treasury teams to translate business requirements into technical solutions. Requires proficiency in Java, Unix, OLAP, SQL, Control-M job as code, and multidimensional data modeling.
  • KWS Group
  • Strzelin County
  • March 9
LogoLead the sales strategy for four key crops (sugar beet, corn, rapeseed, and cereals) in Poland. Manage a team of over 30 sales professionals, including 5 Regional Managers. Develop and implement sales strategies, build relationships with distributors, and partner with the Management Board.
  • Danaher Corporation
  • Krąków
  • March 9
LogoSenior Cybersecurity Engineer will design, develop, and maintain the CrowdStrike Falcon platform. Responsibilities include collaborating with cross-functional teams, implementing new features, and addressing technical challenges. Requires 5-7 years of software engineering experience with expertise in architecting and designing high-performance distributed platforms.
  • Mindbox Sp. z o.o.
  • Kraków
  • March 9
LogoSenior Purple Teamer to join a newly established team within Cybersecurity Research and Offensive Security. Deliver purple team exercises, research and execute TTPs, and collaborate with Red Team and other cybersecurity functions. Proven experience in penetration testing or purple teaming required.
  • Biogen
  • Warszawa
  • March 9
Provides data analysis and reporting for Patient Services, including designing, developing, and implementing new data sets and metrics. Troubleshoots technical issues and assists business users with applications and information technology. Requires 2+ years of experience analyzing large datasets, a bachelor's degree in a relevant field, proficiency in English, and expertise in Business Intelligence tools (Power BI or Tableau). Experience with SQL databases (Snowflake or Oracle preferred) and advanced analytic/data science tools (Python, VB, R, Jupyter, MATLAB, etc.) is also required.
  • QualityMinds Sp. z o.o.
  • Warsaw
  • March 9
LogoSenior DevOps Engineer needed with 10+ years IT experience, 7+ years in DevOps, SRE, or Platform Engineering. Must have strong Terraform, cloud platform (Azure, AWS, or GCP), Python, Bash, Docker, Kubernetes, and CI/CD pipeline experience.
  • emagine
  • Silesian Voivodeship
  • March 9
LogoSenior .NET Developer to design, develop, and extend banking systems. Requires 5+ years of experience as a .NET/C# Developer with a strong background in banking or investment banking. Full-stack development experience and experience with document-based databases are essential.
  • European Tech Recruit
  • Silesian Voivodeship
  • March 9
LogoExperienced full stack developer needed to design, implement, and deploy AI solutions. Requires proficiency in Python, ML frameworks, MLOps, and data engineering tools.
  • Madiff
  • Silesian Voivodeship
  • March 9
LogoExperienced Android Developer sought for long-term project in payments sector. Develop Android applications and SDKs for payment terminals, integrating third-party vendor solutions.
  • SHEIN
  • Lower Silesian Voivodeship
  • March 9
LogoSupervises and optimizes warehouse inventory processes, including counting activities, discrepancy resolution, report generation, and storage efficiency improvements.
  • Regnology Group GmbH
  • Silesian Voivodeship
  • March 9
LogoMachine Learning Engineer to build innovative AI/ML solutions. Develop, train, and refine AI models using Python or R in an MLOps environment. Contribute to new AI architectures for NLP, classification, and regression tasks. Collaborate in a multicultural, agile team.
  • B. Braun Group
  • Silesian Voivodeship
  • March 9
LogoSubject matter expert for directory, authentication, and provisioning services including Active Directory, Entra.ID, and related complex services. Lead or key resource on Active Directory or Entra.ID related projects. Perform tasks related to end user access, including provisioning, de-provisioning, and access modifications. Assist with the evaluation, testing, deployment, and management of IAM related tools. Analyze user access roles and security settings to assess compliance with defined standards. Conduct user access recertifications and prepare user and system access reports. Work collaboratively with other IT teams to configure Active Directory, Entra.ID, and related tools and systems. Administer Active Directory and Entra.ID systems as needed. Assist with the development and reporting of access related metrics. Serve as a business unit resource for projects and compliance with established processes. Remediate audit, assessment, and examination findings and control gaps. 2nd level support in the analysis of incidents. Continuous improvement of the integrity and reliability. Preparation of strategic decisions. Plan, design, build, and maintain Active Directory and Entra.ID to integrate with the B.Braun landscape. Plan and support daily administrative tasks including performance monitoring, tuning, troubleshooting, root cause analysis, provision of recommended solutions
  • DEVTALENTS Sp. z o.o.
  • Ostrołęka County
  • March 9
LogoSenior Pentester (Security Engineer) to conduct penetration tests, analyze vulnerabilities, and mentor team members. Requires expertise in Java, Node.js, AWS, and scripting (Python). Strong communication and collaboration skills are essential. Industry certifications and CTF experience preferred.
  • AIKO Energy
  • Silesian Voivodeship
  • March 9
LogoLeads marketing activities in Eastern Europe, including branding, channel co-marketing, product marketing, and communication. Develops and executes localized marketing strategies, manages product launch campaigns, and builds partnerships with distributors. Requires 5+ years of marketing experience in Europe, fluency in English and Polish, and a strong understanding of B2B/B2C marketing.