Senior Backend Engineer - AI (TypeScript)

Salla is looking for a Senior Backend Engineer – AI to join our Salla AI team. This role focuses on building the integration and infrastructure layer that connects our AI capabilities to production systems. You will be responsible for enabling Agentic AI and Generative AI features to operate reliably, securely, and at scale within the Salla ecosystem.

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

Requirements

• 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+)