Senior Backend Engineer - AI (TypeScript) Salla

This role is backend-first, with a strong emphasis on TypeScript, Node.js, SDK ownership, and system integrations, while also collaborating closely with frontend teams to ensure AI capabilities are easily consumable within user-facing products.

Key Responsibilities

• Design, implement, and maintain AI-focused SDKs that enable seamless communication between AI services and application layers
• Build backend integrations to embed Generative AI features directly into Salla s core product
• Develop and maintain API integrations and Model Context Protocol (MCP) servers that allow AI agents to interact with internal systems, external tools, and databases
• Ensure type-safe, scalable, and high-performance TypeScript code, following backend best practices
• Collaborate closely with frontend engineers to define AI data contracts, schemas, and interfaces
• Support or directly implement frontend integrations for AI-powered features when needed
• Optimize AI-related data flows, including streaming responses and real-time interactions
• Participate in architecture discussions, code reviews, and technical decision-making

Preferred Qualifications

• Familiarity with AI systems, including Agentic AI, LLM orchestration, or streaming AI responses
• Experience building or integrating AI-powered features into production applications
• Hands-on experience with modern frontend frameworks (React, Vue, or similar)
• Exposure to cloud and DevOps tooling such as Docker, Kubernetes, AWS, or CI/CD pipelines
• Experience working in cross-functional product teams involving AI, backend, and frontend engineers

4+ years of backend development experience, with a strong focus on TypeScript and Node.js

• Proven experience designing and maintaining RESTful APIs and third-party integrations
• Solid understanding of relational databases (PostgreSQL or MySQL), including query optimization
• Strong knowledge of software design principles (SOLID, clean architecture, design patterns)
• Experience working with Git in structured team workflows (e.g., Git Flow, PR-based development)
• Hands-on experience with unit testing and integration testing
• Good understanding of how frontend applications consume backend services, including modern JavaScript (ES6+)