Senior Backend Engineer

We are looking for a Senior Backend Engineer with deep expertise in Node.js and TypeScript to help shape the architecture, performance, and quality of our backend systems. This role is highly hands-on and focuses on building, optimizing, and scaling complex SaaS applications operating in high-volume, multi-user environments. You will contribute to backend technical standards, take part in architectural decisions, and play a key role in hands-on development and code reviews. Strong, hands-on experience with AI-assisted development is mandatory.

Responsibilities

• Contribute to the backend architecture of complex, large-scale SaaS applications
• Be hands-on with Node.js and TypeScript, setting high standards for code quality and maintainability
• Design and deliver end-to-end features, from data model and API design through to production rollout
• Drive code- and database-level performance optimization in high-volume, multi-user production environments
• Build and maintain scalable services on AWS, with PostgreSQL as the primary data store
• Integrate AI-assisted development workflows and tooling (Cursor, Claude, Agents) into day-to-day engineering
• Collaborate closely with product and design teams

Requirements

• 6+ years of experience in backend development
• Strong hands-on expertise with Node.js, TypeScript, PostgreSQL, and AWS
• Proven experience optimizing code and database performance in high-volume, multi-user production environments (query tuning, indexing, caching, concurrency)
• Demonstrated ability to design and deliver end-to-end features independently
• Working knowledge of frontend development, with the ability to implement and extend React-based UI when needed
• Hands-on experience using AI coding assistants (e.g., Cursor, Claude) as a core part of the development workflow - mandatory

Nice to have

• Experience with Snowflake or other large-scale data warehouses
• Experience with performance monitoring and observability tools
• Familiarity with event-driven or distributed systems architectures

What We Offer

• A senior engineering role with meaningful influence on backend architecture
• Ownership of performance, quality, and scalability of our core systems
• Opportunity to work with cutting-edge AI-driven development workflows
• Collaboration with strong product, design, and engineering teams
• Competitive compensation and benefits