We’re looking for a Back-End Developer to help us bring our platform to life — someone who can build robust services and data flows with autonomy and purpose. You will: Design and develop modular, scalable APIs using Node.js / Express Build secure, reliable data pipelines and integrations with third-party procurement systems Help define and maintain our MongoDB-based data architecture Work closely with frontend, DevOps, and product teams to deliver complete feature sets Contribute to CI/CD, testing, and cloud infrastructure (Azure-based) Shape backend architecture as we move from MVP to scale You’ll be part of a focused team that values clean code, pragmatic decisions, and shared ownership. 3 years of backend development experience (ideally in Node.js) Confident designing APIs, data models, and scaling backend systems Experience with MongoDB, containerized environments, and CI/CD pipelines Comfortable in a cloud-native environment (Azure preferred) Exposure to procurement tech, enterprise systems, or AI use cases is a plus Based in Germany or a CET-friendly timezone; German fluency is a bonus What we offer? A key role in an early-stage, product-led AI startup Competitive compensation Close collaboration with our CTO and founding team Full ownership of backend systems for a category-defining platform Real startup momentum — clear priorities, fast decisions, meaningful impact If you’re ready to help shape the infrastructure behind a smarter future for procurement, we’d love to hear from you. This role is part of sourcera.ai, currently incubated by van Laack & partners. If you have any questions about the role or the application process, feel free to reach out. We're always happy to help! Your van Laack & partners Recruiting Team E-mail: people@vanlaack-partners.com Mobil: 49 162 6106647 This message is for the designated recipient only and may contain privileged, proprietary, or otherwise confidential information. If you have received it in error, please notify the sender immediately and delete the original. Any other use of the e-mail by you is prohibited. Where allowed by local law, electronic communications with van Laack & partners GmbH and its affiliates, including e-mail and instant messaging (including content), may be scanned by our systems for the purposes of information security and assessment of internal compliance with van Laack & partners GmbH policy. www.vanlaack-partners.com At sourcera.ai, we’re rethinking enterprise procurement with AI. Our platform connects sourcing tools, automates workflows, and turns fragmented procurement data into actionable insights — streamlining everything from spend analysis to RFPs. Backed by early traction and deep domain expertise, we're building the AI-powered operating system for enterprise procurement. sourcera.ai is a new digital venture incubated by vanlaack partners, a consulting firm specialized in procurement strategy and digital transformation. While our dedicated website is still in development, all roles are listed here during our build-up phase.