Head of Infrastructure and Architecture

Head of Infrastructure and Architecture Miejsce pracy: Warszawa Technologies we use Expected C# .NET Entity Framework SQL JavaScript HTML CSS SCSS Angular Dart Flutter Azure DevOps Angular.js About the project Develop a successful online booking solution for corporations and large organizations. Define and lead the execution of Goelett's strategy from an engineering perspective. Following the "working backwards" approach. Your responsibilities Shape how technology is used across Goelett, ensuring it aligns with business strategy and long-term goals. Lead enterprise architecture design and maintain a coherent, scalable, and efficient technology ecosystem. Stay ahead of technology trends and assess their potential impact on Goelett's solutions. Raise the bar on technical excellence, ensuring best practices across development and operations. Contribute to the definition of the company's technology strategy and solutions roadmap. Take ownership of system observability (logs, uptime monitoring, alerts). Govern and optimize cloud usage costs. Ensure CI/CD, release processes, and environment reliability meet high performance and stability standards. Maintain architecture documentation, compliance evidence, and KPI dashboards. Own and regularly test the Business Continuity Plan (BCP) and Disaster Recovery Plan (DRP). Lead post-incident reviews and ensure actionable learnings drive continuous improvement. Oversee IT operations, ensuring the entire organization receives reliable and efficient technical support. Lead teams responsible for infrastructure, DevOps, database administration, and system reliability. Assess external suppliers and collaborate with the legal team to ensure appropriate contractual provisions. Manage the IT team, including system administrators for end-user support. Define and enforce IT policies, access control, and device management standards. Manage the IT budget, hardware and software assets, and employee technology support. Ensure architectural integrity and quality across all implemented solutions. Identify and resolve technical dependencies between squads and engineering teams. Partner with development leads and senior engineers to guide design decisions. Promote knowledge sharing, learning, and best practices within engineering and product teams. Define clear responsibilities for L2/L3 system support (infrastructure, integrations, production incidents). Collaborate with Product & Technology teams on L1 application support and escalation management. Define and monitor SLAs, lead escalation processes, and coordinate with the Group CIO on reporting. Define, implement, and communicate security policies aligned with legal and industry standards. Identify and mitigate security risks, coordinate responses, and conduct post-incident reviews. Develop KPIs and dashboards for ongoing review of security posture (firewall, antivirus, proxy, etc.). Maintain ownership of security execution, compliance, and oversight of all security tools (WAF, endpoint protection, antivirus, firewall, etc.). Coordinate with the Group CISO to ensure full alignment with corporate security strategy. Our requirements Bachelor's and/or Master's degree in Computer Science or equivalent. 5 years of development team management and system architect experience. 10 years of relevant development and software design experience. Experience in designing, building, assuring quality, maintaining and administration of high-performance, highly-available and scalable systems. Experience in cloud based, SaaS solutions. Extensive knowledge of topics in software design and architecture, software testing, system integration and system administration. Working knowledge of continuous integration / continuous delivery. Understanding of operations, product management, UX/UI design. Team leadership and mentorship skills. Ability to communicate with non-technical executives. Strategic mindset for aligning infra/security with business growth. This is how we work on a project code quality measures code review design patterns Continuous Deployment Continuous Integration documentation issue tracking tools technical debt management integration tests test automation unit tests What we offer A truly global perspective – develop your international mindset by collaborating daily with colleagues from diverse cultures and backgrounds across the world. Real impact – contribute to shaping the future of one of the most user-centric companies in the travel-tech industry. Your ideas and solutions will reach thousands of users globally. Medical care – because your well-being matters. Multisport card – keep your body as active as your mind. Extra days off – celebrate your day with a paid day off for your birthday, and another to give back through volunteering. Language courses – grow your communication skills and connect effortlessly in our multicultural environment. Team integrations & fun events. Lunch vouchers – enjoy your breaks with tasty meals on us. Benefits sharing the costs of sports activities private medical care sharing the costs of foreign language classes sharing the costs of professional training & courses fruits no dress code meal passes extra leave Goelett In Goelett, we are an extraordinary mix of travel industry experts, product, and software engineers, developing a successful online booking tool for corporations and large organizations. Today, as a part of the sector leader S4BT Group, we support 500k business users making thousands of bookings a day.