Backend Engineer (AI/ Legal Tech)

As a Backend Engineer, you will design and build the systems that power AI-driven legal workflows. You'll own backend services end-to-end, from TypeScript/Node.js REST APIs and data models to deployment and ongoing operation. Working closely with engineering, legal, and product teams, you'll develop scalable features including document processing, semantic search, vector search, and RAG-based capabilities powered by LLMs from providers such as OpenAI, Anthropic, and Google. You'll help shape technical architecture while balancing innovation with practical improvements to existing systems. Success in this role comes from delivering reliable, secure, and maintainable systems that create measurable impact for customers., * Design, build, and maintain backend 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 providers such as 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 and contribute to architectural decisions
• Monitor, maintain, and continuously improve production systems and platform capabilities

Do you have experience in TypeScript?, Do you have a Bachelor's degree?, * 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, maintainability, and continuous improvement
• Clear written and verbal English communication skills and the ability to collaborate effectively across teams

Saga is an AI platform built by lawyers and technologists, designed to manage the entire lifecycle of legal work - from research and contract analysis to project management and knowledge sharing. Founded in Norway and built for the legal profession from day one, Saga integrates with local legal sources across jurisdictions and is currently available in 12 languages. In just 18 months, the company has grown to 71 employees, 5000 users across 16 countries. With market leadership in Norway and the Netherlands, and active expansion across Europe, Saga is scaling fast - and looking for people who want to build something that matters., Saga is a fast-growing legal innovation company on a mission to remove the friction between legal expertise and real-world impact - and we're just getting started. We're a team of lawyers, engineers, and builders spread across multiple countries and continents, bringing a genuinely international perspective to everything we do. If you thrive in a flat, high-ownership environment where you're building from the ground up and the pace is real, this is the place for you. We also offer: * A competitive compensation, giving you the opportunity to participate in long-term value * A chance to build the learning foundation for one of Europe's fastest-growing AI companies serving clients globally * Autonomy to build and experiment, with direct impact on company strategy and client success * An international team that moves fast, thinks clearly, and builds with care