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.

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.

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 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

A company from the automotive sector is looking for an experienced expert in Snow Software components to execute a release migration. The Snow Software components (License Manager, Inventory Server, Integration Manager) are used for software license management and inventory. The goal of the project is to ensure the security, stability, and functionality of the systems by upgrading to the current version. Experiences from the last comparable update should be incorporated into the planning. The role includes planning, execution, and follow-up of the release migration, including creating a migration plan, aligning with stakeholders, performing functional tests, and documenting all measures. Key responsibilities: - Creation of a migration plan for test and production environments - Identification and documentation of all necessary steps, resources, and dependencies - Coordination of downtime windows with relevant stakeholders - Execution of the updates during the agreed downtime - Ensuring flawless installation of the new versions - Performing functional tests and error analysis - Documenting all measures and producing a final report - Handover to operations including lessons learned

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.

A company is seeking a Specialist/Consultant in system testing for special purpose machinery development. The System Test and Qualification group performs system tests in development projects, including testing individual components, machine modules and software releases. Responsibilities also include defining and conducting acceptance tests. The project’s objective is to support the detailed planning of test tasks, creation and optimization of test case specifications, as well as conducting integration and functional tests. All activities are performed on-site in the lab on machine systems. - Detailed planning of test tasks - Creation and optimization of test case specifications - Conducting integration and functional tests - Execution of test cases (Black Box, Use Case, Fail Case Tests) - Documentation and preparation of test results in the test management tool and MS Office - Fault analysis and communication with developers (directly in the lab and via MS Teams) - Coordination with project management and the test manager

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.

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

A company is seeking an experienced subsea cable tester with an electrical engineering or physics background. The project’s goal is to advise and support the cable tendering process, cable qualification, and the definition and execution of tests during the project phase. The role involves collaborating with bidders, defining requirements, and advising on test procedures to ensure the cables’ quality and functionality. - Advising on cable tendering and cable qualification for the project phase - Defining requirements for manufacturing, interim storage, installation, completion, and inspection - Conducting contract negotiations with bidders - Defining test requirements for all tests from type tests to Site Acceptance Tests (SAT) - Advising on and defining test procedures: from production through FAT tests to type tests and Site Acceptance Tests - Customizing test systems and methods specifically for the project

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.

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).

A company is seeking an experienced Electrical Commissioning Engineer to support an industrial/utility project in Narva, Estonia. The role involves acting as the first point of contact on-site for electrical commissioning issues, reviewing complex documentation, and resolving design and installation challenges, particularly from third-party packages. The engineer will evaluate faults, propose solutions, and defend the client's position when necessary. Clear communication with stakeholders and independent client-side representation are key aspects of this role. - Act as the first point of contact on-site for electrical commissioning issues. - Review and navigate complex documentation related to electrical systems. - Identify and resolve design and installation issues, especially from third-party packages. - Handle MCCs, generic point lists, and interface mismatches. - Evaluate responsibility for faults: If blame is justified → propose and implement a solution. If blame is unjustified → defend the client's position. - Represent and communicate problems clearly to relevant stakeholders.

A company is looking for a specialist site manager for electrical engineering as well as a specialist site manager for control engineering (Siemens T3000) for a demanding project. The aim of the project is the technical monitoring and control of the control system interfaces of the existing plant during the integration of the new plant, as well as ensuring quality and contract compliance during the construction and commissioning phase. The role requires intensive coordination and monitoring of interfaces with construction planning due to the size of the project. The site manager will work closely with control engineers, planners, experts and contractors to ensure the successful implementation of the project. Key responsibilities: - Technical monitoring of the control system interfaces of the existing plant during the integration of the new plant - Technical management of control engineers, planners, experts and contractors - Preparation of technical and project phase–dependent documentation - Participation in project meetings and negotiations - Technical management of quality assurance and quality control during the construction and commissioning phase - Consulting on control system commissioning - Technical coordination with design engineers on quality monitoring tasks - Monitoring contract compliance and conducting quality inspections - Participation in safety meetings and implementation of measures to address identified deficiencies

For a project in the power plant environment, a freelance specialist for the migration and adaptation of the ABB 800xA control system is urgently sought. - Typical tasks in this role:** - Implementation of programming and commissioning with the ABB 800xA process control system. - Migration of existing control system logic to the new system version, including adaptation of controllers and I/O modules. - Creation and adaptation of process displays, operator interfaces, and alarm management configurations. - Execution of system tests, error analysis, and performance optimizations to ensure plant availability and controllability. - Technical support for operations personnel during the commissioning and ramp-up phase. - Preparation and maintenance of technical documentation (functional diagrams, configuration descriptions, test protocols). - Close collaboration with the process engineering, electrical engineering departments, and the plant operator. - Relevant technologies, tools or methods:** - Control system: ABB Ability™ System 800xA (including AC 800M controller, Information Management, Batch Control). - Engineering tools: Control Builder M, Process Graphics Migration Tool, Bulk Data Manager. - Fieldbus systems: PROFIBUS, Foundation Fieldbus, Modbus. - Virtualization: VMware, Hyper-V for test and development environments. - Databases: SQL knowledge for analysis of historical data (e.g. 800xA History). - Knowledge of relevant standards for process and power plant technology (e.g. IEC 61508, IEC 61511). - Typical KPIs or success metrics:** - Migration speed: number of migrated system components/functions per week/month. - System availability: control system uptime after migration > 99.9%. - Commissioning error rate: number of critical software bugs after go-live < 5. - Test coverage: percentage of successfully executed and documented test cases > 95%. - Adherence to project schedule: completion of migration and commissioning by the defined deadline. - Operator acceptance: positive feedback from operations personnel on the new system environment. - Specific challenges, risks or peculiarities:** - Migration during live operation (“brownfield”) with minimal downtime. - Ensuring compatibility between old and new system components (hardware/software). - High complexity of process logic in power plants (e.g. boiler control, turbine regulation). - Risk of cybersecurity vulnerabilities in networked control systems (e.g. CVEs for 800xA). - Management of interfaces to third-party systems (e.g. MES, ERP). - Need for intensive and precise collaboration between control engineering, process engineering, and operations. - Concrete deliverables:** - Migrated and operational control logic on the target system. - Fully tested and customer-approved process displays and operator interfaces. - Acceptance protocols for Factory Acceptance Test (FAT) and Site Acceptance Test (SAT). - Updated technical plant documentation. - Final migration report with lessons learned. - Trained operations personnel.

A company is seeking an experienced Business Analyst to adopt the product perspective within a squad and advise the Squad Owner (Product Owner) to maximize value creation while continuously incorporating customer and market insights. The Business Analyst will keep track of market requirements, coordinate with customers and partners, maintain the squad backlog, and ensure the professional quality of deliverables. The position requires independent, cross-functional analysis and alignment of business requirements directly with business units, squad owners, technical teams, and product management. - Advising the Squad Owner on the squad’s (partial) products and services, including technical components. - Supporting business aspects from ideation and concept through market launch and maintenance according to the life-cycle process. - Aligning and validating ideas and requirements, as well as assisting in the creation of user stories and maintenance of the squad backlog. - Shaping a customer-centric squad vision, coordinated roadmap, and release plan in line with corporate objectives. - Conducting innovation work and product-specific market observation to ensure competitiveness. - Ensuring stable operations according to agreed service level agreements and regulatory requirements. - Creating requirements specifications, documents, and service descriptions as part of product definition. - Closely coordinating on architecture and refactoring topics with architecture roles. - Ensuring functional and non-functional quality of deliverables by creating and executing test cases.

A company is looking for an experienced project manager with a civil engineering background for the power plant or energy industry. The aim of the project is to lead the planning, coordination and implementation of construction projects in the energy and power plant sector. The role requires close collaboration with interdisciplinary teams to ensure that projects are completed on time and within budget. It is explicitly stated that construction supervisors are not being sought. Main responsibilities: - Management and oversight of construction projects in the power plant or energy industry - Coordination between various disciplines and external partners - Ensuring compliance with safety and quality standards - Development and monitoring of project schedules and budgets - Identification and resolution of technical challenges - Reporting to stakeholders and management

An EPC consultant is seeking an experienced Construction Manager (Mechanical) for the execution of a biogas plant. The goal of the project is the construction supervision and ensuring mechanical works are carried out in accordance with project requirements. In this role, you take responsibility for construction supervision and coordinate the mechanical works on site. You work closely with other project stakeholders to ensure compliance with schedules, quality standards and safety regulations. - Supervision of mechanical construction works at the biogas plant - Ensuring adherence to schedules and quality standards - Coordination of subcontractors and suppliers - Conducting regular site inspections and reporting - Assisting in resolving technical challenges on site - Compliance with safety regulations and environmental standards

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.

- Construction management for the installation of electrical systems in the context of a grid connection project - Ensuring compliance with budget, schedule and quality objectives as well as all relevant legal regulations - Reviewing technical documents such as construction plans, material lists and performance records - Coordination and communication with subcontractors, suppliers and project stakeholders - Interface management and ensuring a smooth project process