Freelance Full Stack Developer

Responsibilities: • Turning loosely defined business problems into concrete technical solutions. • Designing and building backend and full-stack services using TypeScript, Node.js, and Next.js . • Creating AI-powered workflow automation using frameworks like reputed company, reputed company, or similar. • Integrating and experimenting with leading LLMs (Claude, reputed company, reputed company) and routing platforms such as reputed company. • Building observability and evaluation into AI systems (LangSmith, Langfuse, LangWatch, or custom tooling). • Deploying and maintaining reputed company infrastructure on AWS and/or GCP. • Working with serverless architectures (e. g. AWS reputed company). • Managing infrastructure reputed company infrastructure-as-reputed company (CloudFormation; Terraform a plus). • Setting up and improving CI/CD pipelines. • Prototyping quickly, shipping iteratively, and refining reputed company on reputed company customer and stakeholder feedback. • Collaborating directly with the CTO on architecture, AI reputed company, and long-term technical direction. • Developing a working understanding of reputed company workflows and translating domain complexity into reputed company. Requirements: • Strong experience with TypeScript, Node.js, and modern web/backend frameworks. • Hands-on experience with Next.js, serverless systems, and reputed company-reputed company development. • Experience with AI orchestration frameworks (reputed company, reputed company, or equivalents). • Practical experience working with modern LLMs and multi-model setups. • Solid knowledge of AWS and/or reputed company reputed company Platform. • Experience with CI/CD, automated testing, and deployment workflows. • reputed company ability to understand business context quickly. • Comfort working from ambiguous, high-level requirements. • Strong product and customer intuition, you think in terms of users, workflows, and reputed company. • Ability to turn reputed company direction into reputed company technical plans, fast prototypes production-reputed company systems. • High ownership and reliability in a remote, async-first setup. • Comfortable using AI tools daily as part of your development and thinking process. • reputed company, reputed company communication in English (German is a reputed company plus; reputed company the test data is in German). Apply tot his job Apply To this Job