react English-speaking jobs in Mysłowice

Senior Solution Analyst with experience in business process knowledge within Logistics or Supply Chain Management. Must have experience in IT solution development disciplines, including architecture and application design/development. Strong knowledge of software development methodologies, systems integration, and project management principles. Experience with the Progress OpenEdge platform and ABL programming language is preferred. Excellent communication and interpersonal skills are required.

Support the Business Development Representative and Field Hunting team in building pipeline in the Polish transport and logistics market. Research companies, identify decision-makers, and analyze fleet size and type. Contact target companies to secure meetings for sales representatives.

Senior Backend Engineer to develop core-banking technology and enhance the NatWest Boxed product. Requires Java, Spring Boot, Kubernetes, Docker, AWS, and Kafka experience.

As an Atlassian Consultant, you will provide expertise in implementing and customizing Atlassian products within a global company environment. You will analyze business requirements, develop solutions, and manage projects, ensuring efficient utilization of Atlassian tools.

Planner 5D seeks an Android Engineer to develop next-generation mobile experiences. Responsibilities include building custom views and APIs, optimizing performance, and experimenting with new features. Requires 7+ years of Android development experience, proficiency in Kotlin and Java, and understanding of Android frameworks, libraries, and best practices.

Planetwonk seeks knowledgeable political tour guides in Warsaw to lead in-depth, theme-based social and political tours.

Senior Python Developer will implement and maintain fintech projects, programming business logic, APIs, and data models. Responsibilities include conducting code reviews, participating in feature design, and working on operations and deployments.

AWS Backend Developer needed for cloud-based fleet management and monitoring. Support and improve telemetry collection, processing, and visualization.

Senior Data Engineer will design and implement data platform systems for a US-based private equity and investment management fund. Responsibilities include developing PoCs, delivering production-grade applications, and creating solutions for data scientists and business analysts.

Senior Full Stack Developer to design, build, and optimize scalable features for a SaaS platform using Laravel (backend) and React.js (frontend). Requires 6+ years of experience with Laravel and React, JavaScript/TypeScript, PHP, HTML5, CSS, and MySQL 8. Proven experience mentoring engineers and leading technical initiatives.

Senior Python Developer needed for a growing technology department. Must have experience with Python 2.x or 3.x and at least one web framework (Django, Flask, or FastAPI). Experience with Git and good English communication skills are required.

Senior Security and Network Specialist will maintain, secure, and improve internal firewall infrastructure (Fortinet FortiGate) and enterprise network (HPE/Aruba switching). Requires 5+ years of hands-on experience in firewall administration (preferably Fortinet FortiGate) and strong practical knowledge in network infrastructure management, especially with HPE and Aruba switches/Wifi.

Software Senior Principal Engineer will design, develop, and implement complex software systems and storage environments. Requires 10+ years of experience with high-performing software quality teams and proficiency in C/C++, Python, and related technologies.

Data Scientist needed for SEM keyword structure design, predictive algorithm creation, and campaign management. Requires a Bachelor, MSc, or PhD in Mathematics, Physics, Computer Science, Software Engineering, or a related field. Statistics knowledge and English fluency are essential.

Designs and develops data warehouses, builds ETL processes using GCP data services like BigQuery, Dataflow, and Pub/Sub. Collaborates with teams to understand business requirements and ensure data quality. Requires 3+ years of Data Engineering experience with at least 2 years focused on GCP, proficiency in SQL and Python, and knowledge of Apache Airflow.

Lead SAP CAP Engineer to design, build, and implement scalable backend services using JavaScript and SAP CAP framework. Coach and supervise developers, implement REST APIs, and ensure code quality through testing and agile methodologies.

Rebuild and own First Connect's comparative rater, integrating it into the new SaaS offering. You will design flows, own integrations, and work with engineering, design, business, and carrier teams to prioritize, build, and monitor the product suite.

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.

Manages daily export compliance activities, including screening, licensing, and shipment release. Ensures compliance with international trade regulations and supports audits. Develops and maintains trade compliance processes and trains operational teams. Requires a bachelor's degree and experience in export compliance operations or international logistics.

Backend Developer (Go/Kotlin) will design and develop scalable microservices, own infrastructure provisioning, and migrate data from a legacy system to GCP.