Whirr Crew s.r.o.

Consultant

• Design and develop APIs to automate the rebuild and reconfiguration of virtual machines running on VMware vSphere infrastructure.
• Develop and enhance API endpoints for template management, ensuring fast, secure, and resilient delivery for Windows and Linux template versions.
• Collaborate with Windows and Linux teams to test, refine, and update APIs based on feedback.
• Develop APIs for rebuilding VCS clusters, including endpoints that expose all required cluster-specific configurations.
• Develop APIs for rebuilding Oracle RAC clusters, supporting special virtual machine configurations and cluster requirements.
• Ensure all APIs meet resiliency, security, and performance standards required for enterprise environments.

Technical Consultant – API, VMware Automation

Full-stack Engineer

• Participate in the migration of an existing rule engine to IBM BAMOE v9
• Design, implement, and maintain rule-based components using Drools / BAMOE
• Work on parallel and high-performance rule execution scenarios
• Develop and maintain Java EE / Spring Boot services supporting rule execution
• Collaborate with architects and DevOps teams on Kubernetes / OpenShift deployments
• Write and maintain unit tests and ensure code quality
• Participate in code reviews and peer reviews
• Troubleshoot, optimize, and refactor existing rule logic for scalability and performance
• Support integration of rule services with surrounding enterprise systems

Software Engineer, EU based

QA Engineer

• Quickly understand and navigate customer processes.
• Take ownership and responsibility for error-free delivery to production.
• Identify and document issues even when specifications cannot fully verify them.
• Communicate effectively with key users and developers.
• Create process documentation and process diagrams.

Junior Tester

Sales

• Acting as a local business representative and partner for Whirr Crew in North America
• Introducing Whirr Crew to potential clients and opportunities within your network
• Participating in early conversations with clients to understand their needs and context
• Co-creating solutions together with Whirr Crew’s technical and delivery teams
• Supporting deal shaping and relationship building — at a pace and depth that makes sense for both sides
• Growing selected client relationships into long-term partnerships

Business Sales Partner, North America

Backend Engineer

• Design, develop, and maintain backend microservices using Java and Spring Boot
• Contribute to frontend development with React and TypeScript
• Deploy and manage services in a Kubernetes environment
• Collaborate within a cross-functional team (6 people) on new features of an existing service
• Work with relational databases ensuring data consistency and performance
• Containerize applications using Docker (or equivalent technologies)
• Use GitHub for version control and follow best development practices
• Track work and document solutions using Jira and Confluence

Fullstack Developer, Java, React

Software Engineer

• Design, develop, and maintain SQL scripts and complex queries for data analysis and extraction
• Design, build and deploy applications utilizing Oracle Application Express (APEX)
• Lead the design and development of enterprise-level data solutions and applications
• Collaborate with cross-functional teams to gather and interpret user/system requirements into design specifications
• Conduct system analysis and issue resolution for database-driven applications
• Apply best practices for database design and development
• Stay up-to-date with industry trends, emerging technologies, and design tools
• Communicate and present database schema and architectural solutions to stakeholders and clients
• Create models for new database development and/or changes to existing ones
• Ensure database architecture aligns with enterprise architecture standards and guidelines

APEX Developer

• Collaborate with business users and product owners to gather requirements and prepare product backlog for future sprints.
• Create and maintain Business Requirement Documents (BRDs) clearly outlining business needs.
• Translate BRDs into epics in Jira and derive user stories with testable acceptance criteria.
• Conduct product grooming sessions with implementers and ensure readiness for sprint execution.
• Support the implementation or maintenance of SAP BRIM solutions, including Convergent Charging, Convergent Invoicing, and Convergent Mediation.
• Understand and support complex integration processes between SAP BRIM, other SAP modules (e.g., SAP SD, SAP FI), and third-party systems (CRM, ERP).
• Monitor and manage data flows and interfaces between systems.
• Understand workflow processes and provide input on ABAP developments when needed.

SAP BRIM Consultant, CC, CM, CI

SAP BRIM Consultant

• Design, develop, and maintain PHP-based backend applications.
• Contribute to system architecture, including application structure, data models, and integration patterns.
• Design and implement RESTful APIs and integrate with external services.
• Make technical decisions that ensure scalability, performance, security, and maintainability.
• Review code and provide architectural and technical guidance to other developers.
• Collaborate closely with product owners, frontend developers, and DevOps teams.
• Participate in technical discussions, estimations, and solution design.

PHP Developer

• Develop backend services in Python (or a similar backend language such as PHP/Node.js/Java)
• Build and maintain components related to search, data processing, and content delivery for core user-facing features
• Implement and optimize integrations with ElasticSearch and other search-related technologies
• Develop scalable microservices running on Google Cloud Platform with Kubernetes, Terraform, and RabbitMQ
• Ensure reliability and performance via proper logging, monitoring, and metrics (Grafana, internal tools)
• Collaborate closely with developers, TL, and PM across multiple countries (CZ, HU, SLO)
• Write clean, maintainable code and apply design patterns, data structures, and algorithms to solve complex technical challenges
• Support CI/CD processes using Git and GitLab CI, ensuring consistent quality and error-handling practices

Python Developer

• Design, update, and optimize data structures and database solutions for reporting use cases
• Develop and deliver backend software increments using Java
• Build and maintain scalable backend services and APIs
• Collaborate closely with data analytics, PowerBI, and Microsoft Fabric experts to ensure reliable and maintainable reporting solutions
• Ensure performance, scalability, and data consistency across customer-facing applications
• Support continuous improvement of the backend architecture and data model