backend developer English-speaking jobs in Tychy

Sales Manager to grow Wolt for Work in Poland. Responsibilities include new business development, account management across startups to large enterprises, and owning the full B2B sales cycle. Requires fluency in English and Polish.

Manager, Planning Systems & Processes (supply chain) optimizes end-to-end supply planning execution. This individual contributor role aligns business requirements, configures planning systems, and drives process improvements across franchises.

Senior Security Compliance Specialist supports compliance programs by leading annual PCI assessments and validating the PCI environment scope. This role requires expertise in PCI security standards and security compliance audits.

HR & Payroll Specialist responsible for Polish payroll tasks, including preparing lists, calculating salaries, and managing PIT reports for ZUS. Requires 2-3 years of Polish payroll experience and advanced English.

This full-time SDR role focuses on building the sales pipeline for an AI agent platform by cold calling US decision-makers and using LinkedIn. Responsibilities include end-to-end opportunity creation and maintaining pipeline data in HubSpot.

Ensure quality management system implementation and continuous improvement across projects, aligning with company procedures and ISO 9001. Responsibilities include quality control, audits, and data reporting.

Visiting Researcher position at Wroclaw University of Science and Technology. Conduct experimental research on synthesizing heterometallic complexes for waste immobilization and catalysis. PhD required.

Director, Global Regulatory Labeling Strategy leads global labeling strategy for diverse products. This role requires 10+ years in the pharmaceutical industry, expertise in CCDS, USPI, and EU SmPC, and cross-functional leadership.

Senior Sound Designer to create AAA quality, original SFX and design audio systems for horror-infused games. Requires 5+ years experience, Nuendo, Wwise expertise, and UE blueprints knowledge.

Sales Executive to drive sales in the Contractor Segment, identifying new opportunities and managing client relationships. Requires B2B SaaS sales experience, knowledge of contractors, and fluency in Polish and English.

Senior Controller role involving participation in Controlling Projects like S/4 HANA implementation. Responsibilities include CO process standardization, month-end closing support, and acting as a CO/Inventory valuation expert. Requires 3+ years in GBS/SSC Controlling.

Senior Control Engineer to design and maintain MLSL applications for Medium Voltage Drive Control systems in AC Electric Arc Furnace power supply solutions. Requires 5+ years in Electrical/Control Engineering with expertise in MATLAB and Simulink.

Manage vendor networks and external studios to ensure quality, cost, and speed. Develop procurement strategy, negotiate contracts protecting IP, and oversee vendor delivery, risk, and budget tracking. Requires 5+ years in procurement with game industry experience.

Open competition for a part-time Assistant Professor in Music Theory at the Karol Szymanowski Academy of Music. Candidates must hold a doctoral degree and show achievements in artistic and teaching activities.

Performance Marketer to independently drive paid media outcomes for international e-commerce and service clients. Manage Google Ads and Meta Ads end-to-end, focusing on ROI. Requires expertise in Google Ads, Meta Ads, GA4, and AI tools.

Run paid acquisition across channels and markets, optimizing paid search and other acquisition channels. Plan, launch, and scale campaigns while hitting CPA and ROAS targets. Requires proven experience in data analysis and reporting.

Remote Fraud Support Agent reviews account activity, detects fraud, and resolves suspicious transactions for financial services. Requires attention to detail and strict adherence to security and compliance procedures.

Drive growth for complex, project-based applications as Global Marketing Manager. Develop application-led strategies, build long-cycle demand generation campaigns, and support portfolio launches. Requires 5+ years in B2B/industrial marketing.

Legal Annotators are needed to support AI training for contract management platforms in Polish. Responsibilities include multilingual data collection, analyzing contract clauses, and quality reviews. Legal expertise and fluency in English and Polish are required.

Coordinate international transportation across road, ocean, and intermodal freight using SAP and digital platforms. Manage end-to-end execution, documentation, and operational improvements for global supply chains.