Technical Customer Integration Engineer

Who you are

• This is a role for someone who’s technically curious, customer-obsessed, and excited to shape the future of automation and AI-driven integration at one of Europe’s fastest-growing SaaS scale-ups
• 6+ years’ experience in SaaS implementation, integration consulting, or technical customer success, ideally in high-growth, multi-product environments
• Strong understanding of API ecosystems (REST, GraphQL, webhooks), data structures (JSON, XML), and cloud-based web architecture
• Working knowledge of at least one server-side programming language (Python, Java, Node.js, Go, etc.) with a passion for learning and applying new technologies
• Familiarity with iPaaS and automation platforms (Workato, Zapier, Make, etc.) and cloud environments (AWS, GCP, or Azure)
• Understanding of identity management standards (SSO, SAML, SCIM, OAuth) and data exchange protocols common in HR tech
• Curiosity for AI and automation, from using AI tools for data mapping and testing to identifying new ways to accelerate onboarding
• Exceptional communication skills, able to simplify technical detail for business audiences and build trust across teams and customers in English and German. German language skills (at least business fluent) are mandatory
• A growth mindset: resilient, adaptable, and motivated to continuously improve how we deliver value

What the job involves

• As a Technical Customer Integration Engineer (d/f/m) - German Speaker you’ll design and deliver the technical connections that make Personio the central system of record for 15,000+ customers, from automating payroll to syncing HR data across their tech stack
• You’ll sit at the intersection of technology, consulting, and innovation, helping customers realize value faster by integrating Personio with their ecosystem. You’ll also play a key role in evolving our integration frameworks, tools, and reusable assets, working closely with Product, Engineering, and Customer Success to drive impact at scale
• Partner with customers and internal teams to scope, design, and deliver seamless integrations between Personio and external systems (HRIS, payroll, identity, and productivity tools)
• Build and troubleshoot API and SSO configurations, leveraging REST, GraphQL, and webhook frameworks
• Use automation platforms and AI-powered tools to accelerate implementation and reduce manual effort
• Translate technical requirements into simple, actionable solutions that deliver measurable customer outcomes and time-to-value improvements
• Act as a trusted technical advisor, guiding customers on integration strategy, scalability, and best practices for secure data flow
• Develop and maintain reusable integration templates, SDKs, and connectors that accelerate delivery and improve consistency
• Collaborate with Product and Engineering to identify integration trends, influence roadmap priorities, and improve platform capabilities
• Design and run internal enablement sessions on APIs, security protocols (SAML, SCIM, OAuth), and automation frameworks
• Lead initiatives to enhance delivery efficiency, from AI-assisted data mapping to automated monitoring of integration health
• Contribute to documentation, tooling, and knowledge-sharing that elevate the technical maturity of the Integration Services team
• Measures of Success:
• Activation & Impact: Reduction in customer time-to-value for core integrations
• Efficiency: Improvement in integration delivery speed and quality through reuse and automation
• Customer Satisfaction: CSAT above 90% for integration projects
• Innovation: Contribution of reusable assets, automation scripts, or AI workflows that enhance scalability
• Collaboration: Cross-functional alignment with Product, Engineering, and CS on integration improvements

Benefits

• Receive a competitive reward package – reevaluated each year – that includes salary, benefits, and pre-IPO equity
• Enjoy 28 days of paid vacation, plus an additional day after 2 and 4 years (because we love what we do, but we also love vacation!)
• Make an impact on the environment and society with Impact Days
• Receive generous family leave, child support, mental health support, and sabbatical opportunities with PersonioCares
• Find your best way to work with our office-led, remote-friendly PersonioFlex! Most teams offer a roughly 50% remote, 50% in-office working framework
• Connect with your fellow Personios at regular company and team events like All Company Culture Week and local year-end celebrations
• Engage in a high-impact working environment with flat hierarchies and short decision-making processes