ruby English-speaking jobs in Białystok

WROCŁAW UNIVERSITY OF ENVIRONMENTAL AND LIFE SCIENCES Are you a postdoctoral researcher considering your next career move? Are you a researcher in molecular biology topics looking to join a research group working on polymer biodegradation, yeast metabolic engineering, and the hunt for microorganisms with strong biodegradation potential?

Provides system administration, monitoring, and maintenance for Windows, Linux, and cloud environments. Implements security measures, manages backups, and ensures high application and infrastructure availability. Collaborates with clients and third parties on infrastructure planning and operations.

NaroIQ seeks a Marketing & Talent professional to own the company's brand and recruitment strategy. This hands-on role involves PR, content creation, demand generation, and employer branding. The ideal candidate has experience in B2B marketing, strong storytelling abilities, and a data-driven approach. Fluency in English and German is required.

Regpack seeks an Entry-Level Sales Representative to generate income by contacting potential clients and meeting sales goals. Assist in pricing, prepare sales reports, and coordinate sales efforts with marketing. Some sales experience preferred.

Develop end-to-end business intelligence frameworks for online products and SaaS solutions. Analyze business data to identify trends and improve performance. Design dashboards using best practices and intuitive visualization.

Security Operations Engineer to monitor, detect, and respond to threats. Responsibilities include SIEM operations, incident response, vulnerability remediation, and security documentation. Requires 2+ years of experience in security operations, SIEM platforms, EDR tools, vulnerability scanning, and cloud security controls.

Embedded Software Developer will support customers with seamless integration of Xperi/Vewd products into their platforms. Responsibilities include identifying bottlenecks and bugs, maintaining code quality, and collaborating with international teams. Must have at least 3 years of experience with C, C++, and Linux-based embedded systems.

Supports PR Manager in corporate communications, CSR, and events. Creates and executes social media campaigns, manages external vendors, and monitors media coverage. Requires 3+ years experience in PR, social media, or marketing, strong content creation skills, and fluency in Polish and English.

Participates in fund valuation activities, including calculation of daily and periodic Net Asset Valuations (NAVs) and distribution of unit prices. Assists in developing training materials and training employees. Ensures procedures and controls are followed and the integrity of the data processing environment is maintained. Supports and oversees fraud quality control. Assists manager in identifying the need for and implementing procedural changes.

Full Stack Developer to build scalable web applications using C#, JavaScript, TypeScript, ASP.NET Core/.NET, Angular, and AWS. Requires proficiency in cloud services, large enterprise systems, and security best practices. Must be fluent in Polish and English (B2 or higher).

Sales Operations Manager to optimize sales processes, manage the sales tech stack, and provide data-driven insights for scaling the global SaaS organization.

Senior Salesforce Functional Consultant to design AI-driven solutions for the automotive industry. Requires 6+ years of enterprise delivery experience, 3+ Salesforce certifications (Admin, App Builder, Sales/Service Cloud), and proven ability to identify AI use cases within CRM.

Product Owner to lead a team responsible for managing the full lifecycle of financial and regulatory data reporting across regulated entities. Requires experience in data or analytics leadership, financial markets, and AML/Compliance reporting.

Provides administrative and coordination support to the Global Customs Tender Team. Assists with data collection, report preparation, and presentation formatting. Coordinates with colleagues internationally, tracks deadlines, and supports project activities.

Senior Tax Accountant manages tax compliance, planning, and reporting in Poland. Prepares corporate and VAT returns, advises on tax strategies, and ensures timely filing of tax documents. Requires a Master's degree in Accounting, Finance, or a related field, relevant tax experience, and Polish tax expertise.

Senior Data Engineer needed to build a scalable data ingestion platform for millions of Allegro customers. The platform processes 5 billion clickstream events daily using a hybrid solution of on-premise and Google Cloud Platform (GCP) services. Requires proficiency in Scala, Java, Python, distributed systems, and GCP technologies.

Overview We are currently seeking a highly experienced Senior ABAP Developer to join our team in Bieruł or remotely in Poland on a permanent basis. In this role, you will have a real impact on the design and evolution of enterprise‑scale S/4HANA solutions, working in a modern SAP environment that supports critical business processes across the organization.

IT Desktop Engineer providing technical support for desktop, laptop, and mobile devices. Troubleshoots hardware and software issues, manages user accounts, and ensures system security. Requires a Bachelor's degree and 3+ years of experience in desktop support or IT engineering.

De Gruyter Brill is a global leader in scholarly publishing in the humanities and beyond. Combining a rich heritage dating back to 1683 with a forward‑looking mindset, our mission is to publish and curate indispensable research that breaks boundaries, builds new bonds, and shapes a better future.

Senior CloudOps Engineer with 10+ years of IT experience, at least 5 years in a CloudOps environment. Strong understanding of cloud platforms (AWS, Azure, GCP), scripting, automation, container technologies, and Infrastructure-as-Code tools.