manager English-speaking jobs in Leszno

Principal Java Consultant will develop and maintain a modern FX trading platform. Responsibilities include designing microservices, implementing low-latency solutions, and collaborating with stakeholders. Requires Java 17+ experience, knowledge of concurrency, and experience with REST APIs and messaging technologies.

Design, build, and operate systems for Netflix's AI-driven documentation and GenAI-powered developer support experiences. Help shape the technical direction of a new platform and apply GenAI and LLM-based techniques to real developer problems. Provide technical leadership, partner with product and engineering teams, and own work end to end.

Accounts Payable Specialist with 2+ years of experience and strong German (B2/C1) and English skills. Processes invoices, prepares payments, performs account reconciliations, and supports month-end/year-end closing activities. Experience with SAP and MS Excel required. Hybrid work model (3 days in office).

Credit Risk Data Engineer needed for a team building and maintaining batch engines for the Risk domain. Requires experience with Oracle Databases, SAS Data Integration Studio, and SAS Enterprise Guide. Strong understanding of data, systems, and regulation is essential. Fluency in English is required.

Mid Java Software Engineer will build and maintain high-performance Java services for sports data and betting products. Responsibilities include designing, implementing, testing, and deploying features, collaborating on cloud-native solutions on AWS, and writing clean, well-tested code. Requires 2+ years of professional software development experience delivering production Java software. Experience with AWS, Kafka, Docker, or Kubernetes is a plus.

Senior DevOps Engineer to develop and maintain a trading platform. Responsibilities include designing and coding features, developing cloud infrastructure, and automating operations. Requires experience with AWS, Terraform, Kubernetes, CI/CD pipelines, and monitoring systems. Must have strong coding skills and excellent communication.

Senior Python Engineer to join a remote team focused on developer experience, scalability, and performance of the Crystal platform. Requires 8+ years of experience developing Python backend services and APIs, strong software architecture skills, and experience with distributed systems and SQL/NoSQL databases.

Experienced Fullstack Developer needed to support the transition and development of a Workforce Management application. Responsibilities include designing, developing, and maintaining applications, identifying and resolving bugs, and supporting testing and production. Must be proficient in C#, .NET, Microsoft SQL Server, and frontend technologies.

Software Engineer III will architect and engineer observability platforms for Box's globally distributed environments. Responsibilities include building software, frameworks, and tools for reliable operations, managing production applications, and collaborating with engineers to foster engineering principles. Requires 3+ years of experience using higher level languages and experience with cloud technologies like GCP, AWS, or Kubernetes.

Project Engineer to ensure smooth execution of projects by coordinating work across engineering teams. Experience in end-to-end project management, robotics, intralogistics, or engineering required. Strong organizational, analytical, and communication skills needed. Must be able to travel up to 40% of the time.

Senior Automation QA Engineer needed to develop, maintain, and optimize automated tests for Sportsbook applications. Requires 6+ years of Java test automation experience, including UI and API automation, and practical experience with AI coding assistants. Strong understanding of software testing processes, SDLC, HTTP, web-application principles, microservice architecture, and SQL databases is essential.

Senior Site Reliability Engineer will oversee application tasks, operate production systems, design automation, and support DevOps teams. Requires 5+ years of experience in software or system engineering, including 2+ years in SRE or platform reliability. Experience with AWS, Kubernetes, and Terraform is essential.

Senior JavaScript/Node.js developer for a FinTech project. Requires over 5 years of back-end development experience, at least 3 years with TypeScript, and 4+ years with Node.js. Experience with MCP architecture, agentic system design, and security aspects of AI is essential.

Senior Full-Stack Engineer to design, implement, and maintain scalable web APIs using ASP.NET and microservices architecture. Develop responsive user interfaces with React and TypeScript. Collaborate with product and tech teams to ensure feature clarity and feasibility.

DevOps Engineer needed for a project developing a resource management platform for emergency response services. Responsibilities include managing infrastructure, optimizing CI/CD pipelines, and troubleshooting system reliability. Must have 5+ years of experience as a DevOps Engineer with expertise in CI/CD tools, Docker, Kubernetes, and monitoring tools.

Lead and develop a team of Angular developers, ensuring high-quality software solutions. Collaborate with stakeholders to align planning, resource needs, and project delivery. Foster a collaborative and growth-oriented team culture. Drive capability building and skill development within the Stream.

Middle Automation Mobile Test Engineer designs and develops automated test scripts for mobile and web applications using JavaScript (Appium, Maestro). Builds, maintains, and improves the automated test framework. Analyzes requirements, identifies test scenarios, and prepares test data. Collaborates with developers and stakeholders to clarify requirements and resolve issues. Investigates defects, analyzes root causes, and ensures proper test coverage. Participates in code reviews to improve test quality and maintain best practices. Contributes to defining quality standards, acceptance criteria, and testing strategies.

Leads a team of shipping and receiving coordinators, manages inbound and outbound shipment schedules, and monitors transport performance. Ensures timely and accurate delivery of goods while optimizing transport costs and collaborating with carriers. Tracks KPIs, analyzes data, and identifies opportunities for process improvement. Supervises a team of 5+ coordinators, providing coaching and performance feedback. Requires 2-4 years of experience in logistics, transportation, or distribution, a university degree, and proficiency in SAP FIORI, PRECISION, and MS Office. Fluent English required.

This role focuses on enhancing SuccessFactors applications within the IT team, ensuring value delivery and organizational transformation. Responsibilities include case management, change request evaluation, release coordination, and backlog prioritization. Requires a bachelor's degree, senior experience in SuccessFactors application management, and SAP SuccessFactors certification.

Experienced Python Developer to design and develop a custom ETL solution using Python. Collaborate with data architects and analysts to build and optimize data pipelines. Ensure data quality and integrity through testing and validation. Support application migration to Google Cloud Platform (GCP).