Location: Vienna, Austria Employment Type: Full-Time Experience: 7 years Reports To: Managing Director Team Leadership: 5-10 Chief Technology Officer (CTO) About the Role As CTO of Tamburi Holding, you own the entire technology stack from the products our customers and partners use to the IT backbone that keeps the business running every day. On the product side, you set architectural direction across smart locker systems, customer-facing mobile apps, websites, onboarding portals, internal service-center tools, and ERP systems. On the infrastructure side, you own the backbone telephony, databases, identity, networking, endpoints across two office locations and a hybrid cloud on-premise estate. Your core mandate is to bring standardization, structuring, and modularity to a heterogeneous landscape: clear architectural patterns, reusable components, and synergies between software and infrastructure that compound into speed, quality, and scalability. You report directly to the Managing Director and are the single point of accountability for all technology decisions. Responsibilities Software Development Leadership * Lead the software development function across multiple products and platforms * Define and enforce coding standards, architectural best practices, and DevOps processes * Drive delivery of enterprise-grade solutions (smart locker systems, mobile apps, web portals, internal tools) * Conduct architectural reviews, code reviews, and ongoing technology evaluations * Own sprint planning, resource allocation, and development timelines * Continuously improve performance, security, scalability, and CI/CD pipelines IT Infrastructure & Operations * Own the full IT infrastructure across a hybrid cloud on-premise estate * Manage on-prem virtualization (VMware/ProxMox), Domain Controllers, and File Services across 2 office locations * Operate and evolve MS SQL Server and PostgreSQL database environments * Administer Microsoft 365 / O365 (Exchange, SharePoint, Teams, Entra ID, MFA) * Operate the 3CX telephony platform * Manage firewalls and networking across both office locations * Manage the client environment: Windows laptops & desktops, standard printers, Zebra industrial printers, and card printers * Manage relationships with IT partners and service providers (hosting, connectivity, telephony, support) * Report to the Managing Director on technology strategy, risks, and roadmap AI Strategy & Enablement * Define and own Tamburi's AI strategy across product, engineering, and back-office * Operate and scale Langdock, Claude services and other AI services company-wide, and adoption across departments * Govern the Anthropic Claude environment (Claude.ai, Claude Desktop, Claude Code, Claude API) for engineering and power users; manage MCP servers connecting Claude to internal systems (ERP, ticketing, locker telemetry, M365) * Build LLM-powered features into our products: smart-locker support chat, onboarding portal assistants, internal service-center copilots, ERP automation * Establish AI guardrails: data classification, prompt-injection defenses, EU AI Act compliance, model-risk reviews * Evaluate and pilot new models, agentic frameworks, and AI infrastructure * Train and enable non-technical teams to use AI tools productively and safely Tech & Infrastructure Stack * Frontend: React, React Native, Angular, HTML/CSS/JavaScript, Android Apps * Backend: .NET / .NET Framework (C#), Java / Spring Boot * Databases: MS SQL Server, PostgreSQL * DevOps & Tools: Git, Bitbucket, Docker, Jenkins, REST APIs * Cloud & On-Prem: Hetzner Cloud (Linux, ISO 27001), VMware on-prem * Identity & Collaboration: Microsoft 365, Entra ID, SharePoint, Teams * Telephony: 3CX * Network & Security: Enterprise firewalls (UDM Pro / Sophos), multi-site networking * AI & LLM Tooling: Anthropic Claude (Claude.ai, Claude Desktop, Claude Code, Claude API), Langdock, MCP servers for tool integration, OpenAI aso. Requirements * 7 years of professional software development experience, with proven leadership of engineering teams * Hands-on architectural understanding of microservices, APIs, and hybrid cloud/on-prem systems * Proficiency in both backend and frontend technologies * Solid IT infrastructure background: Windows Server / Active Directory, Microsoft 365 administration, MS SQL, virtualization (VMware or comparable), firewalls and networking, endpoint management * Experience operating telephony systems (3CX or comparable) is a plus * Experience with DevOps, Agile/Scrum, and CI/CD pipelines * Strong vendor and service-provider management skills * Pragmatic, hands-on mindset comfortable moving between architectural strategy and operational issues * Fluency in German and English * Hands-on experience with LLM tooling - building or operating Claude /GPT / agentic coding tools * Awareness of EU AI Act and GDPR implications for productive AI deployments Why Join Us? * Full technology ownership of an established Austrian company software product strategy and IT backbone, in one role * Flat hierarchies, direct reporting line to the Managing Director * Real impact: build and operate platforms used at scale across Austria * AI-forward culture, explicit mandate to make I part of how Tamburi builds and operates * Flexible work culture, hybrid-friendly Salary Base Salary: 100k We look forward to receiving your application via apply smart About this job Employment type: Full Time (Permanent employment) Salary: from 100,000 EUR yearly Seniority level: Project or Team Lead, Senior Position Work model: Hybrid Place of work: Wien Field of work: Executives, Management, IT, Data Processing Unfilled vacancies: 1 vacancy unfilled for this position About the company Employer: Tamburi Betriebs GmbH Number of employees: 11 - 30 employees Locations: Wien Details about this job Full Time (Permanent employment) * Monday to Friday * 38,5 hours Place of work * Wien Must-have skills * Windows Server * Active Directory * Microsoft 365 administratio * MS SQL * virtualization * firewalls and networking * endpoint management Nice-to-have skills * operating telephony systems Required languages * German B2 * English B2 Benefits * Flexible working hours * Home office