Senior Backend Engineer - Gini-Apps

We are looking for a Senior Backend Engineer with strong expertise in Node.js and TypeScript to build and scale complex, high-traffic SaaS systems. The role is highly hands-on, focusing on backend architecture, performance optimization, and end-to-end feature development in an AI-augmented engineering environment.

Responsibilities

• Contribute to the design and architecture of large-scale SaaS backend systems
• Write high-quality, production-grade code in Node.js and TypeScript
• Own end-to-end feature development (API design, data modeling, and production delivery)
• Optimize system and database performance (PostgreSQL) in high-load environments
• Build and maintain scalable services on AWS
• Integrate AI tools (Cursor, Claude, agents) into daily development workflows
• Collaborate closely with product, design, and engineering teams

Requirements

• 6+ years of backend development experience
• Strong hands-on experience with Node.js, TypeScript, PostgreSQL, and AWS
• Experience developing financial systems such as billing, payments, subscriptions, or commission-based platforms (including pricing, invoicing, or revenue logic)
• Proven experience in performance optimization (query tuning, indexing, caching, concurrency)
• Ability to independently design and deliver end-to-end features
• Basic familiarity with React and frontend development
• Hands-on experience using AI coding tools as part of the daily workflow (mandatory)

Nice to Have

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