controller English-speaking jobs in Pruszków

Welltech is seeking a Localization Specialist to drive the localization strategy for its wellness apps. The ideal candidate has at least 5 years of experience in the localization industry, experience with TMS, and proficiency in English with knowledge of additional languages. Responsibilities include managing localization budgets, collaborating with cross-functional teams, and overseeing localization efforts for products across 15+ languages.

Design end-to-end architectures for GenAI/LLM-based solutions across 100 use cases. Review requirements and business architecture documents, translating them into actionable designs. Collaborate with teams to guide implementation, troubleshoot risks, and ensure alignment. Create scalable, repeatable solution patterns.

Implement and monitor security measures across applications, systems, and networks. Define security requirements, configure and troubleshoot security components, and build tools to detect and mitigate vulnerabilities. Manage vulnerability assessments, penetration tests, and bug bounty reports. Champion secure coding practices and integrate automated security checks into CI/CD pipelines. Investigate security incidents, assess security posture, and deliver reports on risks and remediation progress.

Senior Backend Engineer will design, develop, and maintain production-grade platforms for global clients. You will work in a dynamic team to craft scalable and resilient backend systems. Requires extensive experience building web applications, proficiency in Ruby, Python, JavaScript, or willingness to learn, and strong understanding of software architecture principles.

Experienced Lead Support Engineer needed for a U.S.-based client base. Resolve advanced technical issues, mentor junior staff, and contribute to infrastructure projects. Must have 10+ years in Microsoft/Windows environments, 3+ years as a final escalation point, and expertise in systems, networking, cloud services, and security.

Manage daily operations of various ServiceNow applications, including IT Service Management, HR Service Delivery, Integrated Risk Management, and Security Operations. Oversee backlogs, enhancements, and release planning while collaborating with business and technical stakeholders.

Software Application Developer will provide expert guidance to internal teams and customers on the effective use and integration of Danfoss electronic products. Responsibilities include advising on software and firmware updates, reviewing customer application setups, and conducting root cause analysis of technical issues.

Establish and operationalize enterprise-level model risk management and data governance frameworks. Design model validation frameworks, build risk-based analytics, and develop executive reporting on model effectiveness. Serve as the LRC data lead, creating metrics, dashboards, and automation to drive program management and regulatory outcomes.

Analyse and document global and local business processes across Sales, Marketing and Medical/Business operations. Translate business needs into functional requirements, user stories and process flows. Collaborate with the Product Owner and technical teams to design feasible Salesforce solutions. Define, document and validate end-to-end Salesforce processes. Support localization and adaptation of Salesforce solutions to legal and regulatory constraints. Plan, prepare and coordinate User Acceptance Testing (UAT), including test scenarios and test cases. Support business users during Hypercare after go-live. Prepare and maintain high-quality project documentation. Work daily with international stakeholders from client and delivery partner teams.

Develops and maintains AIRB/IFRS9 LGD and CCF models for multiple portfolios. Ensures compliance with regulatory and accounting standards. Programs prototypes for impact and scenario analysis.

Andersen is seeking a Go Developer to build a real-time cross-selling platform for a global insurance leader. Responsibilities include developing backend systems, participating in code reviews, and ensuring platform scalability. Must have 5+ years of Go development experience, expertise in Golang, Docker, Postgres, RabbitMQ, gRPC, REST API, and backend testing.

Software Architect to design, develop, and maintain large enterprise applications, focusing on security, scalability, and industry best practices. Collaborate with cross-functional teams in an Agile environment to deliver high-quality solutions. Requires 5+ years of experience as a Software Architect or similar role, in-depth knowledge of Messaging Systems and CQRS architecture, strong expertise in Java and Spring Boot, and proficiency in designing and developing RESTful platforms and APIs.

QA Engineer will perform manual software tests, configure test environments, and collaborate with the development team. Requires experience with bug tracking systems, version control, and continuous integration. Must have experience with Unix/Linux/Windows system administration and a positive attitude focused on improvements. Fluent Polish and English (B2 level) are required.

Leads a team of up to 50 resources to support access provisioning and deprovisioning for workforce and machine identities. Drives automation of access provisioning and revocation processes across applications and systems.

Senior MuleSoft Integration Developer supports enterprise-grade integrations and API solutions. Focuses on maintaining, enhancing, and optimizing MuleSoft-based integration landscapes across cloud, hybrid, and on-premises environments. Collaborates with clients, architects, and stakeholders to translate business requirements into scalable API-led MuleSoft solutions. Provides technical support, maintenance, and enhancement of MuleSoft integrations and APIs. Troubleshoots complex incidents and implements preventive measures to enhance system stability.

Senior Consultant to design and develop business solutions based on the Power Platform. Responsibilities include solution architecture, business analysis, governance, integration, project collaboration, quality assurance, change management, and innovation. Requires strong understanding of Dataverse, Power Apps, Power Automate, and Power BI, Azure services, and project management tools.

Supports ingest, organization, tracking, and quality control of digital assets. Collaborates with producers, editors, and engineers to ensure smooth data operations and high data integrity.

Senior Corporate Security Engineer to drive secure configuration and operation of endpoint and mobility systems (DLP, MDM, BYOD/VDI, EDR). Coordinate with SOC, Data Protection, and Corporate Security functions. Lead security awareness initiatives and contribute to continuous security posture improvement.

Senior Machine Learning Engineer to design and implement end-to-end ML/LLM pipelines, from data preparation to production-grade APIs. Experience with LLMs, generative AI, and frameworks like LangChain, LlamaIndex, and RAG is required. Must be proficient in Python, ML frameworks (PyTorch, TensorFlow), and cloud platforms (AWS, GCP, Azure).

Principal Engineer will design and develop payment processing solutions, focusing on API engineering, microservices, and cloud technologies. Requires 8+ years of API engineering experience, 5+ years in backend development, and proficiency in Java, Go, and Rust.