Senior Fullstack Software Engineer, Analyze & Report (f/m/d)

Company Description Since its creation in 2007 in the financial city of Frankfurt am Main, Solactive AG has grown to one of the key players in the indexing space. The German multi-asset index provider focusses on tailor-made indices, offering to its clients a faster service, with greater flexibility and at a reasonable cost. Solactive AG and its subsidiaries have become one of the fastest growing index providers over the past few years and support the leading investment banks and asset managers across the globe. We have gained global recognition for our role in the Exchange Traded Fund (ETF) industry, where we rank among the top providers worldwide for underlying indices. We also excel in diverse areas such as Structured Products and investment mandates, showcasing the wide range of our capabilities. The impact and value we bring to the market is palpable, but also in the reputation we have proudly built by being close to our customers, solidifying Solactive AG as a trusted and reliable ally in the ever-evolving global financial landscape. Job Overview As a Senior Fullstack Software Engineer in the ANR team, you will be primarily abackend engineer with fullstack capabilities (~80% backend / 20% frontend). You willdesign, build, and operate the services and pipelines that aggregate financial data,render client-facing documents, and deliver them through APIs and automated pushmechanisms. You will also contribute to the internal tooling and lightweight frontendsthat support the team's products.You will take ownership of complex features end-to-end, drive technical decisionswithin your area, mentor less experienced engineers, and collaborate with DevOpsand other engineering teams. We are looking for engineers who don't wait to be toldwhat to build next, who proactively spot gaps, propose improvements, and turnambiguity into shipped work. Your Tasks Design, implement, and operate backend services in Java (Spring Boot) that powerdata aggregation, rendering, and customer delivery. Integrate with Apache Kafka and GCP Pub/Sub for event-driven data flows;consume, transform, and cache data from upstream data points in a reliable andrecoverable manner. Build and maintain public APIs and automated document delivery pipelines (pushto customer servers, on-demand retrieval). Contribute to the document rendering architecture, keeping it extensible for bothstandard and custom, client-specific documents, and actively pushing documentsout rather than only exposing them passively. Develop the internal frontend tooling required by the team and its products; helpdefine the frontend stack as the team evolves. Write SQL and work with relational databases, including query optimization and schema design for reporting workloads. Set up and maintain CI/CD pipelines and contribute to DevOps practices within the team. Mentor junior and mid-level engineers, promote engineering best practices, andcontribute to code reviews and knowledge sharing. Collaborate with business stakeho