Development and maintenance of backend services in a microservices architecture using Go (Golang) for a technology company. - Typical responsibilities: Designing and implementing RESTful APIs, connecting to databases (SQL/NoSQL), developing high-performance and scalable microservices, writing unit and integration tests, conducting code reviews, contributing to the architecture and design of the system landscape, deploying and operating services in a cloud environment. - Relevant technologies, tools or methods: Go (Golang), Docker, Kubernetes, AWS/GCP/Azure, PostgreSQL/MongoDB, gRPC, Git, CI/CD pipelines (e.g. with GitLab CI, Jenkins), Prometheus, Grafana. - Industry-specific KPIs or success metrics: API response times, system availability (uptime), error rate, scalability under load, code coverage by tests. - Key challenges, risks or specifics: Ensuring consistency in a distributed system, handling concurrency, performance optimization, managing dependencies between services. - Concrete examples of deliverables: Operational and documented microservices, API documentation (e.g. with Swagger/OpenAPI), established CI/CD pipelines, unit and integration tests, technical architecture diagram.

A company is looking for an experienced Mendix Lowcode Developer to develop mobile and web applications using the Mendix low-code development platform. - Development of mobile and web applications with Mendix - Creation of user interfaces based on templates and components - Definition of data structures and program logic in Mendix - Collaboration with clients on requirements definition

For the further development of a complex ServiceNow platform, a developer specializing in the middle layer is sought. The focus is on implementing business logic, integrations, and processing data between the frontend and backend systems. - **Typical areas of activity:** - Design and development of server-side business logic in ServiceNow using Business Rules, Script Includes, and Workflows. - Designing, implementing, and maintaining REST- and SOAP-based integrations with third-party systems (e.g., SAP, Jira, HR systems) via IntegrationHub or custom scripts. - Developing and optimizing data flows and transformations within the platform. - Performance analysis and optimization of server-side scripts and database interactions. - Ensuring platform stability and security through robust and error-resistant coding. - **Relevant technologies, tools, or methods:** - ServiceNow platform: in-depth knowledge of the Glide API (GlideRecord, GlideSystem), server-side scripting (JavaScript ES5). - Integrations: IntegrationHub (Spokes), REST/SOAP API Explorer, JSON, XML. - Automation: Flow Designer, Workflow Editor. - Development tools: ServiceNow Studio, VS Code with ServiceNow plugins. - Methodology: Agile (Scrum), use of Update Sets and Application Scopes for deployment. - **Typical KPIs or success metrics:** - Transaction response times for critical middle-layer processes. - Error rate in API calls and integrations (< 1%). - Success rate of automated workflows. - Code complexity (e.g., measured via SonarQube integration). - Adoption rate of new functionalities enabled by the middle layer. - **Specific challenges, risks, or specifics:** - Complexity of dependencies between various ServiceNow modules and external systems. - Ensuring scalability with high transaction volumes. - Debugging asynchronous processes and integrations. - Adhering to ServiceNow best practices to avoid jeopardizing platform upgradability ("out-of-the-box" vs. customizing). - **Concrete deliverables:** - Implemented and tested Script Includes and Business Rules. - Fully configured and documented integrations in IntegrationHub. - Technical documentation of developed logic and data flows. - Completed Update Sets, ready for deployment to the production environment. - **Lessons learned/best practices:** - Encapsulate reusable logic in Script Includes instead of duplicating it in multiple Business Rules. - Prefer asynchronous Business Rules for long-running operations to avoid blocking the user experience. - The Flow Designer is preferred over the classic Workflow Editor for new automations.

- Collaborate in the software development process in the field of process automation and word processing - 3rd level support - Participate in the analysis of software requirements in an agile development environment

A company is seeking a skilled Embedded Linux Engineer to support the rollout and commissioning of new hardware modules at a leading technology manufacturer. The role involves hardware-related software development, device driver programming, and direct troubleshooting with hardware teams on-site. Typical project responsibilities: - Develop and adapt Linux device drivers for custom hardware modules - Kernel customization, system integration and performance optimization of Embedded Linux systems - Conduct unit and integration tests on target hardware - Work closely with hardware development for debugging and failure analysis - Document software architectures and implementations for internal knowledge transfer - Support the deployment of the modules in production environments Key technologies/tools/methodologies: - Embedded Linux (Yocto/Buildroot), C/C++, shell scripting - Debugging tools: JTAG, gdb, logic analyzers - Version control (Git), CI/CD for embedded projects KPIs/Success Metrics: - On-time commissioning of modules, system uptime/MTBF, error rate in field use, stability under resource constraints Special challenges/risks: - Hardware/software integration under time pressure, managing resource limitations on embedded devices Deliverables: - Ready-to-use hardware modules with tested Linux firmware - Complete project and code documentation, transfer of know-how to client teams Lessons Learned/Best Practices: - Intensive cross-team collaboration, early integration testing, automated regression testing and code reviews

Design and build a modern data platform in the Azure Cloud for an e-commerce company. Implementation of scalable data pipelines and a lakehouse architecture. - **Typical tasks:** - Design and implementation of ETL/ELT processes with Azure Data Factory/Databricks. - Setup and management of data infrastructure (Data Lake, Synapse). - Development of data models and ensuring data quality. - Automation of deployments using IaC (Terraform). - Performance tuning and coordination with stakeholders. - **Relevant technologies, tools & methods:** - Azure Data Factory, Synapse, Databricks, Data Lake Storage. - Apache Spark, Delta Lake. - Python (PySpark), SQL. - Terraform, Azure DevOps. - **Typical KPIs & success metrics:** - Data latency, pipeline uptime (>99.9%), query performance, cost efficiency. - **Key challenges & risks:** - High data volumes, GDPR compliance, avoiding data silos. - **Deliverables:** - Production-ready data pipelines, structured data lake/warehouse, IaC scripts, technical documentation.

To support the further development of an innovative low-code platform, a highly qualified Senior Frontend Engineer is sought. The platform enables customers to build complex business applications with minimal coding effort, while seamless integration into existing SAP system landscapes is mission-critical. - Typical responsibilities: Designing, architecting, and implementing sophisticated, reusable frontend components and modules with React & TypeScript. Ensuring high code quality through code reviews, unit tests, and end-to-end tests. Performance optimization of the platform for a smooth user experience. Close collaboration in an agile Scrum team with Product Owners, UX/UI designers, and backend developers to deliver the product roadmap. Connecting SAP backend systems via REST and OData APIs. - Relevant technologies/tools: React, TypeScript, React Hooks, state management (e.g. Redux Toolkit, Zustand), SAP Business Technology Platform (BTP), UI5 Web Components, Storybook, Jest, React Testing Library, Cypress, Git, Jira, CI/CD. - KPIs/success metrics: Time-to-market for new platform features, Lighthouse performance score (>90), component reusability rate, reduction of reported frontend bugs by 25% per quarter, user adoption rate. - Key challenges: Finding the right balance between abstraction (low-code) and flexibility (specific customer requirements). Ensuring scalability and maintainability of the frontend architecture in a fast-growing product. Guaranteeing compatibility with various SAP system versions. - Deliverables: Implemented and tested features per user stories, expanded and documented component library (in Storybook), technical architecture documentation, sprint acceptance protocols. - Best practices: Applying clean code principles and design patterns (e.g. Atomic Design), establishing a comprehensive testing strategy, proactive communication within the team.

A company is looking for an expert with comprehensive technical expertise in cadastral surveying in North Rhine-Westphalia. The aim of the project is to optimize the business processes of the cadastral authorities and to incorporate scientific findings from the fields of geodesy and artificial intelligence to develop innovative solutions. The role requires a combination of practical experience, scientific work, and the ability to analyze and improve complex processes. Key responsibilities: - Analysis and optimization of the business processes of the cadastral authorities in NRW - Application of scientific findings in geodesy and artificial intelligence - Development and implementation of innovative solutions - Collaboration with interdisciplinary teams - Preparation of reports and presentations for stakeholders

For an internationally active manufacturer of special machinery, an experienced PLC programmer is sought to implement demanding automation projects. The focus is on new programming and commissioning of control systems. - Typical areas of responsibility: Development, testing and documentation of PLC software for new systems using Siemens SIMATIC S7 (TIA Portal) and/or CODESYS V3. Creation and adaptation of HMI visualizations (e.g., with WinCC Unified, TwinCAT HMI). Commissioning of machines and systems at the customer site (including I/O checks, configuration of fieldbus systems such as Profinet/EtherCAT, functional tests). Systematic troubleshooting and optimization of existing systems. Technical support for customer service. - Relevant technologies/tools: Siemens TIA Portal, SIMATIC S7-1500, CODESYS V3, Beckhoff TwinCAT, WinCC, various fieldbus configurators, EPLAN P8 (reading circuit diagrams). - KPIs/success metrics: Adherence to development and commissioning schedules, reduction of commissioning time through high software quality, machine cycle time and availability (OEE), customer satisfaction after commissioning. - Special challenges: Integration of hardware and software components from various manufacturers. Working under time pressure during on-site commissioning. Ensuring functional machine safety (Safety PLC) according to standards (e.g., ISO 13849-1). - Deliverables: Operational, fully documented PLC programs, final HMI projects, signed commissioning and acceptance protocols, creation or supplementing of operating manuals. - Best practices: Structured programming according to standards (e.g., IEC 61131-3), modular and reusable software blocks, consistent version control of code (e.g., in Git).

Setup and further development of a test automation suite for the core applications of a large insurance company to increase release speed and quality. - **Typical Tasks:** - Analysis of test processes and identification of automation potential. - Selection, configuration, and implementation of automation frameworks. - Development and maintenance of automated test scripts. - Integration of tests into CI/CD pipelines (Jenkins, GitLab). - Test data management and reporting. - **Relevant Technologies, Tools & Methods:** - Selenium, Cypress, Playwright, Tosca, Postman. - Java, Python, JavaScript. - TestNG, JUnit, Cucumber. - Jenkins, GitLab CI, Docker, Jira. - **Typical KPIs & Success Metrics:** - Automation rate (>70%), reduction of test execution time, defect detection rate. - **Key Challenges & Risks:** - Complex legacy UIs, stable test data management, maintainability of scripts. - **Deliverables:** - Documented test automation framework, automated test suite, CI/CD integration, test reports.

A company in the decentralized ventilation systems sector is looking for an experienced Odoo CRM expert to implement and customize Odoo CRM and the Sales module. The goal is to map sales processes efficiently and train an internal team member so that she can independently work with the system in the future. - Setup and customization of Odoo CRM and Sales module - Development of efficient workflows (Lead → Quotation → Order) - User roles and permissions management - Configuration of custom fields, filters, and dashboards - Assistance with data import - Training of the internal project team member

A company is looking for a Siemens PLC Programmer to support a hybrid setup in Siegen. The project focuses on programming and optimizing Siemens PLC systems, particularly within the steel industry. The role requires expertise in S120 and G120 servo drives. The ideal candidate should live close to Siegen to facilitate on-site work when required. Key responsibilities: - Programming and optimizing Siemens PLC systems. - Working with S120 and G120 servo drives. - Collaborating with the team to ensure smooth operations in a hybrid setup. - Troubleshooting and resolving technical issues. - Ensuring compliance with industry standards and safety regulations.

Within the scope of a digitization initiative, software quality is to be ensured and improved through modern testing, analysis, and review procedures. The goal is to increase development quality and efficiency through strategic measures and coaching. - Definition, monitoring, and improvement of test coverage strategies for critical software components. - Organization and execution of code reviews in compliance with coding standards, architectural, and security requirements. - Setup, execution, and evaluation of SonarQube analyses, as well as coordination of the remediation of technical debt and security vulnerabilities. - Training and support of developers in Clean Code, TDD, and CI/CD practices. - Evaluation and continuous further development of QA processes, tools, and metrics.

A company is looking for an Interim Head of Hr Country Services for Germany and Austria to cover a 13-month fixed-term contract while the current incumbent is on sabbatical leave. The role involves driving excellence in Hr service delivery, managing labour relations, overseeing local policies and compliance, and leading a team of Hr representatives and Health & Safety Officers. The position is based in Germany with flexible (hybrid) work arrangements and may require up to 15% domestic and international travel.- Drive labour relations strategy and manage relations with Works Council.- Set and deliver local reward strategy, including salary negotiations and benefits management.- Act as a mediator in employee-manager conflicts and recommend corrective actions.- Lead the HR Country Committee and advise leadership on employment matters.- Manage labour law issues, government audits, and represent the company in court if needed.- Ensure compliance with local regulations, privacy laws, and Group Policies.- Supervise HR Representatives and OHS Officers.-Support HR Business Partners in driving employee engagement actions.

For a client in the IT sector, an experienced IT architect with a focus on relational database management systems (RDBMS) is sought to take responsibility for the solution design of a new data-intensive application. - **Typical areas of responsibility:** - Analysis of existing system landscapes and gathering of functional and technical requirements for data storage. - Design and conception of a scalable, highly available, and secure RDBMS architecture (e.g., based on PostgreSQL, Oracle, or MS SQL Server). - Creation and optimization of data models (physical, logical) and definition of data flows. - Consulting of the development team in the implementation of database structures, stored procedures, and queries. - Planning and support of data migration strategies from legacy systems. - Definition of standards for backup, recovery, and disaster recovery scenarios. - **Relevant technologies, tools or methods:** - RDBMS: PostgreSQL, Oracle, MS SQL Server, MySQL/MariaDB - Cloud platforms: AWS RDS, Azure SQL, Google Cloud SQL - Modeling tools: ER/Studio, Sparx Enterprise Architect, draw.io - DevOps & IaC: Terraform, Ansible, Jenkins for database deployment automation - Monitoring: Prometheus, Grafana, specialized DB monitoring tools (e.g., pgAdmin, Oracle Enterprise Manager) - **Typical KPIs or success metrics:** - System availability and uptime (> 99.95%) - Response times of critical database queries (< 200ms) - Adherence to RTO/RPO targets (Recovery Time/Point Objective) - Scalability: performance under load simulation (e.g., 2x user growth) - Reduction of database operating costs through optimized design. - **Key challenges, risks or specifics:** - Ensuring data consistency and integrity in distributed systems. - Management of schema changes in production (zero-downtime deployment). - Balancing normalization and performance optimization (denormalization). - Securing sensitive data in accordance with GDPR and other compliance requirements. - **Concrete deliverables:** - Final architecture document (Solution Architecture Document) for the database solution. - Implemented and approved data model. - Proof-of-concept for critical non-functional requirements (e.g., high availability). - Migration plan and test protocols. - **Lessons learned / best practices:** - Early involvement of development and operations teams is essential. - Automated tests for database schema changes prevent regression errors. - Consider security-by-design from the outset, not as an add-on.

Ein Unternehmen sucht eine freiberufliche Unterstützung im Bereich HSE-Management / Sicherheitsfachkraft für ein langfristiges Projekt. Ziel des Projekts ist die Sicherstellung und Koordination der sicherheitstechnischen Maßnahmen auf einer Baustelle in Wiesbaden gemäß gesetzlichen und vertraglichen Vorgaben. Die Rolle umfasst die Verantwortung für die Umsetzung und Überwachung von Arbeitsschutzmaßnahmen, die Durchführung von Schulungen und Audits sowie die Erstellung und Pflege von HSE-Berichtswesen. Der HSE-Manager wird eng mit Kunden, Konsorten und Kontraktoren zusammenarbeiten, um die Einhaltung der Sicherheitsstandards zu gewährleisten. Key responsibilities: - Koordination der sicherheitstechnischen Maßnahmen auf der Baustelle gemäß §4 Arbeitsschutzgesetz - Abstimmung und Koordination der Arbeitsschutzmaßnahmen mit den Kontraktoren - Pflege und Aktualisierung des HSE-Site Manuals - Durchführung von Toolbox-Meetings - Teilnahme an Koordinationsgesprächen - Erstellung und Durchführung gewerke-bezogener Gefährdungsbeurteilungen - Regelmäßige Baustellenbegehungen inkl. Berichterstattung und Fotodokumentation - Meldung und Nachverfolgung von Mängeln sowie Ableitung geeigneter Maßnahmen - Durchführung von Schulungen und Unterweisungen im Bereich HSE - Überwachung der Nutzung persönlicher Schutzausrüstung - Organisation und Durchführung von HSE-Audits - Erstellung und Pflege des HSE-Berichtswesens - Prüfung relevanter Lieferantenunterlagen - Analyse von Arbeits- und Beinaheunfällen inkl. Präventionsmaßnahmen - Weisungsbefugnis gegenüber Kontraktoren in HSE-relevanten Themen

The ProMi Squad (Process Mining) project aims to transparently map the end-to-end order process in the portals area. Relevant data sources from ordering to activation are consolidated for this purpose. The holistic view of the end-to-end process enables the identification of process deviations and optimization potentials. Key milestones of the project are the integration of the required data sources, the development of self-service reports, and the implementation of automated alerts for deviations in the process flow. The challenge lies in the technical and functional integration of heterogeneous systems and data streams to ensure consistent monitoring and control of the order process. ⸻ Service description - Analysis and documentation of requirements in the omnichannel area using requirements management tools and structured elicitation methods - Functional and technical analysis of existing data sources and ETL processes using database tools - Recording and evaluation of existing interfaces between source and target systems based on technical documentation - Consulting on the technical integration of defined data sources into the Celonis environment, taking into account the tools used (Celonis EMS, Data Pool, and Data Push API) - Creation of technical queries and representations for process visualization based on the provided platform functions (Celonis PQL, Studio) - Use of system functions for visualization and analysis of existing business processes (via the Celonis Process Explorer) - Functional consulting on technical interfaces, data provisioning, and system prerequisites

- Customizing / parametrization of the core banking system according to the requirements of the business division - Maintaining ongoing operations - Initial and further training of internal staff

- IT project manager activities - Interface / bridging function between business domain and technology, hence the required compelling subject matter expertise.

For an external assignment at an end customer in the public sector, we are looking for your expertise in Fortigate/Fortinet. The project takes place within an existing operational environment, in the context of renewing the firewall or updating the firewall systems and security landscapes. Tasks - Configuration and operation of Fortinet products, particularly Fortigate firewalls - Integration into existing systems with many firewalls - Processing and implementation of firewall requests - Communication with internal units in data centers - Participation in patch days (quarterly)