php English-speaking jobs in Częstochowa

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.

Senior Software Engineer (Java) to design, build, and own scalable back-end solutions using Java and Spring Boot. Collaborate with cross-functional teams and drive engineering excellence.

Lead and manage complex customer projects to ensure successful Egnyte platform deployment and adoption. Manage deliverables, risks, timelines, and communicate with customers and internal teams.

Lead a team in building and maintaining backend systems using .NET, PostgreSQL, Redis, and React. Responsibilities include architecture decisions, code quality, team mentorship, and production system management. Requires experience with CI/CD, Docker, AWS, and API design.

Define and own the overall test strategy for a widely-used automotive SaaS platform. Own end-to-end and integration tests, design test architecture, and integrate tests into CI/CD pipelines. Coach developers on testing best practices and quality mindset.

Lead Enterprise Architect will design and implement a robust observability architecture across cloud and infrastructure environments. Responsibilities include producing reference architectures, establishing standards and best practices, ensuring seamless integration of observability solutions, and defining secure routing and connectivity patterns.

Design, write, test, and optimize Assembler code for mainframe systems. Maintain and enhance legacy applications. Integrate Assembler components with COBOL/Java applications. Troubleshoot and resolve complex system issues. Mentor junior developers.

Senior QA Engineer needed for a client empowering the travel industry with advanced technology. Requires 5+ years of experience in test automation, API testing, and manual testing across the full development lifecycle. Strong Python, SQL, and microservices knowledge is essential. Experience with CI/CD testing integration and Agile methodologies is also required.

Lead and deliver SAP S/4HANA Public Cloud SD/PS solutions, ensuring standardized processes and integrations. Partner with stakeholders to support adoption and quality delivery. Configure SD/PS in CBC and SSCUIs, deliver template rollouts, and integrate with FI/CO/MM and third-party applications. Coordinate testing cycles, prepare documentation, and support release management.

Senior Node.js Engineer to build and maintain a mission-critical RESTful API for a consumer purchase insights company. Requires expertise in Node.js, SQL, AWS (Redshift, RDS Postgres, S3), and API design with Swagger/OpenAPI. Experience with Apigee, Snowflake, and serverless architectures is a plus.

Develop and maintain high-load backend systems for voting and interaction applications. Design APIs, scale and ensure system stability in AWS, automate deployments and monitoring. Experience with Node.js, TypeScript, NestJS, Fastify, Docker, CI/CD, AWS services (ECS, SQS, RDS, S3, ElastiCache), MySQL, Redis, and scaling principles is required.

The Global Demand Planner forecasts sales volumes for selected products, developing and maintaining forecasting models and communicating with sales and marketing teams. Requires a university degree in a numerical subject, 5 years of experience in supply chain planning, and strong Excel and data processing skills.

Operate, monitor, and optimize Elasticsearch platforms and Kafka for large-scale log management. Collaborate with teams to troubleshoot, improve, and automate platform workflows. Provide on-call support and ensure high availability across global deployments.

Senior IT Infrastructure Engineer needed for a freelance role in Rzeszow, Poland. Requires 7+ years of experience designing and implementing IT infrastructure systems. Must be fluent in Polish and English, possess strong communication and organizational skills, and have Cisco experience. Travel to retail stores across Poland is required.

Senior Backend Engineer to build a cloud-based security platform. Focus on improving infrastructure and backend systems. Requires 7+ years of backend development experience, proficiency in Python, Go, Java, or similar, experience with CI/CD, clouds (AWS/GCP), Terraform, and relational databases.

Design, build, and support secure, scalable cloud infrastructure solutions focused on Microsoft Azure. Automate provisioning and maintenance using Terraform. Manage HashiCorp Vault for secrets management and integrate it into delivery processes.

Experienced professional needed to translate complex database concepts into relatable content and represent the developer voice within the product team. Strong software development background and proven experience creating technical content are required.

Supports the quality, consistency, and governance of product data. Acts as a link between business and IT, supporting PIM initiatives and ensuring data accuracy.

Technical Support Engineer will perform technical analysis and first response to customer issues, including troubleshooting, issue replication, and solution recommendations. The role involves escalating complex issues and providing prompt support via the Mend.io application interface.

The Technical Delivery & Operations Lead – Casino Engineering improves coordination, visibility, and execution effectiveness across Casino Engineering. This role facilitates delivery plans, technical roadmap maintenance, and cross-team alignment, ensuring clear communication and stakeholder understanding.