backend developer for AI recommendations

Clera is a fast-growing, Series A-backed AI search analytics company in Berlin. It develops an AI-driven recommendations platform that delivers high-performance analytics insights for marketing teams worldwide.

• Architect and build backend systems powering AI-driven recommendations;
• Design, implement, and maintain scalable APIs, data pipelines, and databases delivering reliable analytics insights;
• Collaborate with product, data, and frontend teams to translate requirements into robust technical solutions;
• Develop and maintain automated tests and CI/CD pipelines to ensure quality and rapid delivery;
• Integrate with AI model APIs, including OpenAI, Claude, Perplexity, Gemini, and Llama, to support real-time recommendations;
• Ensure security, authentication/authorization, and data privacy across backend services;
• Implement end-to-end changes across backend services with clean, maintainable code;
• Build and scale REST/GraphQL APIs and data models to support AI-driven product features;
• Actively leverage AI-assisted developer tools such as Cursor to enhance productivity while keeping committed code concise and clear.

• Deep proficiency in TypeScript;
• Hands-on experience with GCP Cloud Functions, GCP Cloud Tasks, PostgreSQL, and Firestore;
• Experience integrating with AI model APIs such as OpenAI, Claude, Perplexity, Gemini, and/or Llama for real-time use cases;
• Strong system design and architectural decision-making abilities;
• Experience designing and building scalable REST and/or GraphQL APIs, data pipelines, and data models;
• Experience implementing automated unit and integration testing and CI/CD pipelines;
• Solid knowledge of security best practices, authentication/authorization, and data privacy;
• Ability to match the code style of an existing codebase and implement changes end-to-end;
• Excellent collaboration skills across product, data, and frontend teams;
• Demonstrated track record of exceptional performance or notable achievements in past projects;
• Willingness to work on-site in Berlin, including extended hours when needed;
• Formal degrees or fixed years of experience are not required.

• €75,000 – €120,000 Per year, depending on experience;
• Work at the cutting edge of AI and search analytics in a high-growth, well-funded startup environment;
• On-site work in Berlin, 5 days per week in the office;
• Visa sponsorship is not available for this role.