Senior Backend Engineer - 14689

Veritaz is a leading IT staffing solutions provider in Sweden, committed to advancing individual careers and aiding employers in securing the perfect talent fit. With a proven track record of successful partnerships with top companies, we have rapidly grown our presence in the USA, Europe, and Sweden as a dependable and trusted resource within the IT industry.
Assignment Description:
We are looking for a Senior Backend Engineer to join our dynamic team.
What you will work on:
Build AI-powered analytics capabilities including natural-language data exploration, automated insights, contextual suggestions, and assistive intelligence features.
Design and implement scalable backend systems that support reliable, high-performance AI workflows.
Contribute to the core data platform, including development of the semantic layer and query engine for fast, accurate metric calculations across diverse SQL dialects and data sources.
Architect modular, future-proof APIs and integrations that serve both human users and AI agents.
Optimize system performance through improved infrastructure, database tuning, observability enhancements, and architectural refinement.
Work end-to-end from concept to production delivery, ensuring solutions create meaningful user impact and reduce complexity.
Collaborate closely with engineering, product, and design teams in a fast-moving, highly iterative environment.

What you bring:
Deep hands-on experience implementing AI/LLM-driven backend features and designing robust systems around them.
Strong backend engineering fundamentals with the ability to work across backend, data, and infrastructure layers.
Solid experience with Node.js, TypeScript, SQL, PostgreSQL, and scalable system design.
Knowledge of infrastructure tooling such as Google Cloud Platform, Terraform, Docker, Redis, and Bun.
Ability to architect and maintain high-performance services, APIs, and integrations.
Experience contributing to or building semantic layers, query engines, or similar data-centric backend systems.
End-to-end ownership mindset with focus on quality, simplicity, and long-term maintainability.
Collaborative, humble, and effective communication skills with a strong desire to work closely with cross-functional teams.
Comfort working in dynamic product environments where priorities shift rapidly and experimentation is encouraged