javascript English-speaking jobs in Tarnów

Senior Python Backend Developer to design, build, and operate scalable services and data pipelines for maritime geospatial and temporal analytics. Develop production-grade APIs and microservices, integrate with Neo4j, and leverage Databricks. Collaborate with architecture, data engineering, and product teams to translate domain models into clean, testable code using Domain-Driven Design. Lead features end-to-end, from technical discovery and design through implementation, testing, deployment, and runtime monitoring.

Senior Frontend Software Development Engineer will own the architecture and evolution of the mobile and web platform, leading design and implementation of future client apps architecture. Responsibilities include building and maintaining CI/CD pipelines, feature flagging, and safe rollout infrastructure, as well as leading the shared component library and design system.

QA Engineer needed for fast-paced delivery environment. Design, implement, and maintain automated testing solutions for APIs, integrations, and asynchronous systems. Analyze logs and system behavior to investigate issues. Communicate quality concerns to developers and stakeholders.

QA Automation Engineer will validate data-driven products within an analytics platform. Responsibilities include executing manual and automated tests, validating data transformations, and creating test cases. Must have 2-4 years of QA experience, strong SQL skills, API testing experience, and familiarity with Jira or similar tools.

Lead a cross-functional product team for NordPass, a password manager trusted by millions. Own product discovery, roadmap planning, and drive product health metrics. Partner with stakeholders across user research, sales, marketing, legal, and engineering. 3+ years of product management experience, ideally in SaaS, with comfort in analytics and technical fluency is required.

Manage and expand university partnerships across Germany, Austria, and Switzerland. Plan and execute employer attraction events and drive recruitment for internships, graduate programs, and assessment centers.

PhD student position in quantum-secure communication at the University of Warsaw. Focus on security proofs for quantum communication protocols, hybrid solutions, and quantum networks. Requires a Master's degree in a relevant field, strong academic record, and experience in quantum information theory, cryptography, or related areas. Fluency in English and programming skills are essential. Must be eligible to enroll in the UW Doctoral School.

Experienced Cloud DevOps Engineer needed to build and manage resilient, scalable GCP infrastructure. Design, automate, and operate core cloud platform services using Infrastructure-as-Code (Terraform, Ansible). Strong DevOps, scripting, and networking expertise required.

Develop and optimize BigQuery datasets, views, and queries. Build and maintain ELT/ETL pipelines into BigQuery. Model data for analytics and collaborate with stakeholders to translate requirements into technical specifications.

Junior AP Accountant to support Accounts Payable processes. Responsibilities include expense and invoice processing, outgoing payments, and related accounting reporting. Requires analytical skills, vendor management experience, and English proficiency.

Deputy Resident Manager will support the Resident Manager in ensuring smooth property operations and commercial success. Responsibilities include sales, resident onboarding, operational support, reporting, facility management, and issue resolution. Requires at least 1 year of hospitality experience, sales drive, strong communication and organizational skills, and fluency in Polish and English.

As a Research Analyst, you will support the delivery of consumer insights and analytics projects across NIQ CMI solutions. You will produce reports, analyses, and presentations, and collaborate with teams to identify client needs and opportunities.

Junior Product Marketing Manager to drive business results through data analysis, market research, and A/B testing. Experience in consulting, audit, or corporate finance required.

Business Operations Assistant will monitor customer payments, support sales invoicing, and manage hardware inventory. The role requires strong Excel skills, attention to detail, and fluency in English.

Finance Manager will execute trade promotions accounting, provide Gross to Net (CIW) analysis, and support commercial accounting processes. Must be fluent in Polish, have knowledge of local tax/accounting requirements and US GAAP, and possess strong analytical and communication skills. Experience with SAP, SAP BW, and Excel is preferred.

Senior Control Manager to oversee risk and control portfolio for technology infrastructure services. Lead a team supporting the design and management of controls, including configuration baselines, IT asset management, and cyber security. Provide risk and control expertise to senior management, promote accountable decision-making, and advise on process and control design.

Senior Marketing Specialist will plan, coordinate, and implement promotional cycles across the retail network, focusing on convenience, food, and beverage categories. The role requires close collaboration with Retail Operations, Category Managers, and cross-functional teams to ensure effective execution of marketing campaigns at the store level. Experience managing multi-site promotions and print processes is required.

Experienced Link Building Lead to manage link acquisition strategy, quality control, and team coordination for a growing digital marketing business.

Senior Product Data Associate needed for a 1-year maternity cover contract in Warsaw. Responsibilities include creating and maintaining SKUs, validating product data, and providing support to internal stakeholders. Fluency in English and strong attention to detail are required.

The Senior Communications Specialist supports internal communications across the Publicis Re:Sources EMEA region, partnering with leadership and market teams to ensure clear and consistent communication. The role develops and implements communication strategies, drafts and edits employee communications, and supports the use of internal platforms. Requires a Bachelor's degree in communications, Public Relations, Journalism, or related field and 4-6 years of experience in internal or corporate communications.