Cosuno · Berlin/Remote
Skills: React, TypeScript, Python, AWS, Docker, CI/CD, Testing
Your mission ------------
Join our team and build the intelligent systems at the core of Cosuno's platform.
Generative AI: Build and improve our LLM-powered systems that navigate the complex, often messy tendering workflow. Ship end-to-end into the product: Own features from model/agent through API to the TypeScript front-end — backend service, API, and the integration into the web app. Collaborate across teams: Work with Product, Engineering, and Data to translate business problems into shipped AI features. Maintain production AI: Monitoring, alerting, and continuous improvement of everything we deploy.
Your profile ------------
TypeScript, React, Node: Non-negotiable. You're comfortable shipping into our web app end-to-end — front-end, backend service, API. Strong Python: You have 5+ years writing production-grade Python. You write clean, well-structured code. End-to-end product delivery: You've shipped AI-powered features into a production web app and owned the integration from research code to real users. LLM application depth: You have deep hands-on experience building and deploying LLM/agent systems — RAG, tool use, multi-step reasoning, evals. Backend engineering skills: You design APIs, data pipelines, and services. Product mindset: You're comfortable with ambiguity and can judge when something is good enough to ship. Sharp problem solver: You look at a complex system, quickly identify what matters, and decide what to do next. Bias for action: When you're unsure something will work, your instinct is to find out with data rather than keep wondering.
How We Build: Our Engineering Culture -------------------------------------
We believe in a calm, collaborative, and productive engineering environment. We trust our engineers and give them the autonomy to do their best work. Our approach includes:
Agile & Fast-Paced: We practice trunk-based development with daily releases to get value into our users' hands quickly. Quality by Default: We maintain a comprehensiv …truncat…
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