Senior Internal Platform Engineer

Job Description
Kleinanzeigen reaches 36M+ monthly users and is Germany’s leading online classifieds market. We are a sustainability-focused platform where you won't just write code; you will power the services that bridge our high-traffic backend with seamless user experiences. The Kleinanzeigen Falcon Team empowers Kleinanzeigen by delivering robust systems and seamless integrations that enable every department to work efficiently and securely. We manage and optimize collaboration platforms, identity and access management, and core business applications—ensuring smooth operations across the company. Our focus areas include automation, process improvement, and security, with a strong emphasis on user enablement and reliable service delivery. We’re constantly evolving, adopting new technologies and best practices to meet the growing needs of our business. As part of our hybrid work culture, the team comes together weekly in our Berlin office—for collaboration and knowledge sharing. We believe in proactive Job Requirements We are seeking an accomplished Senior Internal Platforms Engineer (d/f/m) to join our team. In this senior role, you will take ownership of the design, optimization, and secure operation of our critical business systems, with a focus on collaboration platforms and Identity & Access Management (IAM). You will lead complex projects and act as a technical authority, collaborating with cross-functional teams to set standards, drive automation, and deliver innovative solutions that support our business objectives. Required Experience & Skills 5+ years with collaboration platforms (e.g., Slack, Google Workspace) 3+ years with IAM solutions (e.g. Okta, Sailpoint, etc.) Strong knowledge of security frameworks, compliance, and data retention Skilled in automation (Bash, Python, APIs) and cloud/hybrid environments (AWS, GCP) Familiar with compliance standards (e.g. PCI, NIS2, SOX, GDPR) Experienced in ITSM tools, process optimization, and service delivery Proficient in leveraging AI for automation and smart solutions Strategic, proactive, and committed to continuous improvement Systems thinking and holistic solution design Expert technology advice Strong technical communication and troubleshooting Job Responsibilities Stakeholder management with central and agency stakeholders Drive the maintenance, optimization, and troubleshooting of our IT tooling landscape (Google workspace, HRIS/ HiBob, Slack, JIRA, Confluence, MIRO, Jetbrains, Microsoft 365) Drive improvements into process workflows and service delivery Implement automation solutions to enhance collaboration efficiency and user experience Manage and optimize our Identity Access Management applications and integrations, ensuring security and scalability Develop, enforce, and continuously improve security policies, procedures, and compliance frameworks Design and maintain retention automation systems for data governance and regulatory compliance Job Benefits At Kleinanzeigen, we care about our people — their wellbeing, growth, and life beyond work. Our benefits are designed to support you holistically, giving you flexibility and opportunities to thrive. ✨ Flexibility 26 business days of paid annual holidays 20 days “work from anywhere” Flexible working time (hybrid) Paid additional parental leave for both parents Extra paid days off for special occasions (e.g. your wedding or a move) ❤️‍🩹 Wellbeing & Support Private health insurance Gym Pass (may cover up to 70% of gym membership fees) 40€ per month as a remote working allowance. 📚 Growth & Development Personal development budget Learning opportunities to grow your skills and career A unique position in an international and dynamic environment A flat, collaborative culture where your feedback actively shapes our processes 🛍️ Perks & Everyday Benefits Competitive compensation package (Base salary + annual bonus) Flexible Remuneration Program (tax-efficient options for transport, restaurant vouchers and childcare) Corporate benefits and exclusive discounts An attractive referral program Kleinanzeigen is an equal opportunity employer that values diversity and inclusion. We welcome people of all backgrounds, races, religions, colours, national origins, gender identities, sexual orientation, ages, marital status, or disability status. If this role sparks your interest but you’re not sure you meet every single requirement, we’d still love to hear from you anyway