controller English-speaking jobs in Pruszków

Senior .NET Developer to build modern hotel digital experiences across web, mobile, and hardware. Develop .NET backend services, Android applications, and integrations. Experience with WebSockets, RESTful APIs, and Android development required.

Lead user research efforts for a new digital product, uncovering user needs and behaviors through qualitative and quantitative methods. Collaborate with product managers, designers, and engineers to translate business goals into research-driven strategies.

Experienced Guidewire Developer sought for international projects. Lead technical development, mentor junior developers, and implement Guidewire modules (PolicyCenter, ClaimCenter, BillingCenter, Integrations). Requires 5+ years experience, Java/Gosu proficiency, and Guidewire expertise.

Lead multiple engineering domains for a major global partner, overseeing software development and data platform engineering in a mission-critical environment. Guide teams delivering core software systems, automation solutions, and modern data platforms.

Content & GenAI Strategy Consultant will assess MarTech/AdTech architecture, design AEP solutions, and lead data strategies. Requires 5 years of content strategy and/or CMS/DAM implementations experience, and 2 years of functional consulting experience in content management including Agentic AI application and expertise in Gen AI solutions.

Senior Marketing Designer needed to create high-quality landing pages, web experiences, and marketing assets. Must have a strong portfolio demonstrating web, branding, and visual storytelling skills. Proactive self-starters who can lead projects independently and contribute to design discussions are encouraged to apply.

Senior Cloud/DevOps Engineer needed for a banking infrastructure program. Expert-level Chef (Ruby) skills are essential for automating deployments and managing infrastructure. Experience with AWS, Kubernetes, Terraform, and GitOps is required.

Key Account Manager will cultivate executive relationships, identify client needs, and develop account strategies to drive growth. Responsibilities include leading client engagements, negotiating contracts, and ensuring client satisfaction. Requires experience as a Key Account Manager, Account Manager, or Strategic Client Partner with a proven track record of generating $3M–$5M in annual net-new services revenue. Strong communication, negotiation, and relationship-building skills are essential.

Data Engineering & BI Team Lead to manage a team, develop data pipelines, and build BI dashboards. Requires 5+ years of experience in data engineering, BI, or analytics, 2+ years in a leadership role, and expertise in Snowflake, dbt, Airflow, and BI tools.

Senior Full-Stack Developer with Optimizely will develop robust, scalable technical solutions and implement automated build and deployment pipelines. Responsibilities include developing features across the stack, writing unit tests, and collaborating with business stakeholders. Requires 4 years of experience in Microsoft .NET/ASP.NET Core and SQL Server, a solid grasp of software design patterns, and experience with full-stack development using C# and web technologies. Familiarity with Agile practices, English proficiency at B2 level or higher, and a passion for GenAI are also required. Experience with React, Serverless/microservices architectures, RESTful APIs on .NET, Headless CMS Optimizely setups, Azure cloud, and Algolia Search is preferred.

Lead Data Engineer will design and implement scalable data architectures, build data preprocessing pipelines, and optimize data structures. Requires a Master's degree in a relevant field and 6+ years of experience in Data Engineering and Big Data. Proven experience with Databricks platform and Apache Spark is essential.

Develop fast, responsive user interfaces using React, Redux, Tailwind, and Socket.IO. Collaborate with engineers, product managers, and designers to translate workflows into user experiences. Ensure real-time data streams and customer interactions are visually clear and efficient.

The Operations Lead - Booking & Revenue [Marketplace] ensures accurate and efficient revenue capture within Tagvenue's marketplace. This role involves managing systems, rules, and workflows for booking detection, spend confirmation, and commission recording. Responsibilities include optimizing monetization processes, investigating data anomalies, and leading a small team.

Mid-Senior Accountant needed for a growing technology company in Poland. Manage accounting, payroll, and financial operations ensuring accuracy and compliance. Requires 4+ years of experience in accounting, payroll, and tax regulations in Poland.

Node.js Developer will build server-side logic, maintain the database, and ensure optimal performance. Requires 5+ years of experience, proficiency in JavaScript and Node.js, and familiarity with REST, MySQL/PostgreSQL, WebSocket, MongoDB, Redis, Docker, and AWS. Understanding of front-end technologies and strong collaboration skills are essential.

Experienced Account Executive to drive Autenti's expansion in the DACH region. This role combines B2B sales, team leadership, and strategic market development. Responsibilities include developing and executing sales strategy, leading a sales team, optimizing sales processes, and representing Autenti at industry events.

Business Analyst needed for a 6-month project with potential extension. Analyze and document legacy system logic and workflows for migration. Collaborate with stakeholders to define requirements and technical specifications. Support delivery teams with clear documentation and ensure alignment between documentation and technical implementation.

Manages EDR environment, configures antimalware policies, and creates expert rules. Develops security solutions to protect endpoints and data, evaluates vulnerabilities, and monitors security breaches. Performs security monitoring, investigates incidents, and supports incident response. Maintains security tools and contributes to team development.

Experienced Full-stack Developer to join a fast-paced project in the financial/payments domain. Develop and maintain enterprise-scale web applications using Java, Angular, or React. Design, build, and test RESTful APIs and web services.

Senior Frontend Engineer will define and implement scalable technical solutions for complex business problems. You will work in cross-functional teams using ReactJS/Redux, taking ownership of the architecture, design, development, deployment, and operations of services.