Backend Engineer (AI/ Legal Tech)

Stack

Responsibilities

• ▹Design, build, and maintain back-end services, REST APIs, and data models using TypeScript and Node.js
• ▹Develop document ingestion, processing, semantic search, vector search, and RAG-based systems leveraging LLMs from OpenAI, Anthropic and Google
• ▹Build and operate asynchronous processing pipelines, background workers, and long-running jobs
• ▹Improve performance, reliability, scalability, and security across distributed, multi-tenant systems and databases
• ▹Collaborate with engineering, legal, and product teams to deliver customer-facing features
• ▹Monitor, maintain, and continuously improve production systems

Requirements

• ▹3+ years of professional backend engineering experience with TypeScript and Node.js
• ▹Strong understanding of APIs, databases, distributed systems, and backend architecture
• ▹Experience designing and implementing solutions within existing production codebases
• ▹Experience operating and supporting backend services in production environments
• ▹A strong ownership mindset with a focus on reliability and maintainability
• ▹Clear written and verbal English communication skills

Soft skills

What we offer

• ▹Salary package between EUR 3,000-5,000 gross per month, based on a 40-hour work week, depending on experience

About the company

Saga is a legal innovation company removing the friction between legal expertise and real-world impact; founded in Norway, available in 12 languages, with 70+ employees and 5,000+ users across 20+ countries.