Senior Software Engineer (m/w/d)

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{
  "id": "2577851",
  "name": "Senior Software Engineer (m/w/d)",
  "office": "Berlin",
  "keywords": [],
  "schedule": "full-time",
  "createdAt": "2026-03-26T13:32:31+00:00",
  "seniority": "experienced",
  "department": "Engineering",
  "occupation": "software_and_web_development",
  "subcompany": "Alteos GmbH",
  "employmentType": "permanent",
  "jobDescriptions": [
    {
      "name": "These tasks are waiting for you",
      "value": "You'll be a core contributor to the Admin Experience team.<ul><li>Design and develop secure, well-tested features across a TypeScript/Node.js backend and React frontend</li><li>Contribute to our API-first infrastructure — the engine behind how partners integrate insurance into their products</li><li>Build AI-powered features using Claude and Gemini — from intelligent claims automation to LLM-assisted OPS tooling we run in production today</li><li>Design and implement agentic workflows — multi-step, LLM-orchestrated processes that replace manual ops tasks across claims, support, and partner onboarding</li><li>Work across the full stack with PostgreSQL, Redis, DocumentDB, Kafka, and AWS</li><li>Collaborate closely with Product, Platform Engineering, Finance, and Operations to turn business requirements into reliable, maintainable solutions</li><li>Drive technical improvements in quality, performance, and security — your initiative is welcome, not just tolerated</li></ul>We operate in a regulated environment (BaFin, DORA, EU compliance), so thoughtfulness about security and data integrity — including when AI is in the loop — is part of the job."
    },
    {
      "name": "This is what you bring to the table",
      "value": "You don't need to tick every box. If this sounds like your kind of work, we want to hear from you.<ul><li>5+ years as a Software Engineer — we care about the quality of your experience, not just the length</li><li>Very strong command of TypeScript / JavaScript and Node.js; familiarity with React is a plus</li><li>Hands-on experience with LLM APIs (Anthropic, OpenAI, Google, or similar) — you've built something real with them, not just experimented</li><li>Familiarity with AI-native development patterns: prompt engineering, RAG pipelines, tool/function calling, agentic orchestration, or MCP</li><li>Comfort reasoning about AI reliability and risk in production — output validation, fallback strategies, observability of LLM-driven flows</li><li>Hands-on experience with databases like PostgreSQL, Redis, or DocumentDB; event-driven systems (Kafka or similar) are a bonus</li><li>Comfort working in AWS environments with Docker and CI/CD pipelines</li><li>Solid understanding of DDD, SOLID principles, and modern system design</li><li>Experience writing unit, integration, and contract tests — including how to test non-deterministic AI components</li><li>Experience in fintech, insurtech, payments, or banking integrations — or genuine curiosity to learn the domain</li><li>Clear communicator who can hold a technical discussion and a product conversation in the same meeting</li></ul>Fluent in English — German or other languages are a plus"
    },
    {
      "name": "What we offer",
      "value": "<span style=\"color:rgb(33,37,41);font-family:Arial, Helvetica, sans-serif;font-style:normal;font-weight:400;text-transform:none;font-size:14px;background-color:rgb(255,255,255);display:inline;\">Together with our investor, AXA, we offer a combination of entrepreneurial freedom, leading technological know-how, reliability and extensive experience in the conception and management of insurance solutions that is rather unusual for the insurance industry.</span><span style=\"color:rgb(33,37,41);font-family:Arial, Helvetica, sans-serif;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);font-size:14px;\"><br><br></span><span style=\"color:rgb(33,37,41);font-family:Arial, Helvetica, sans-serif;font-style:normal;font-weight:400;text-transform:none;font-size:14px;background-color:rgb(255,255,255);display:inline;\">When you become part of our team, you can expect to work with incredibly versatile and talented colleagues.</span><ul style=\"padding-left:2rem;margin-top:0px;margin-bottom:1rem;color:rgb(33,37,41);font-family:Arial, Helvetica, sans-serif;font-size:16px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"><li style=\"padding-bottom:8px;font-size:14px;\">The opportunity to lead and grow an exciting team</li><li style=\"padding-bottom:8px;font-size:14px;\">The opportunity to shape the future of insurance by contributing to the strategy and success of Alteos and further advancing one of the worlds leading core insurance systems</li><li style=\"padding-bottom:8px;font-size:14px;\">Modern working in the middle of Berlin's City-West, with a wide range of perks and benefits. To name a few: subsidized lunch & one free lunch a week, discount on BVG ticket, company (e-)bike leasing, urban sports club, mental well-being app</li><li style=\"padding-bottom:8px;font-size:14px;\">Many opportunities to connect with your colleagues outside of daily work, e.g.through team events, weekly yoga classes, team runs and more</li><li style=\"padding-bottom:8px;font-size:14px;\">A flexible work model (hybrid working role)</li></ul>"
    }
  ],
  "occupationCategory": "it_software",
  "recruitingCategory": "Engineering"
}