Senior Software Engineer

You will build and ship scalable product features with React, TypeScript, Node.js, and PostgreSQL. You will use AI-assisted development tools, design and optimize AWS infrastructure, integrate onchain and traditional financial systems, maintain security and regulatory compliance, contribute to architecture decisions, and mentor others in AI-assisted engineering practices.

Responsibilities

• Build and ship scalable features with React, TypeScript, Node.js, and PostgreSQL
• Use Cursor, MCP, and AI agents to accelerate development and enhance product features
• Design and optimize AWS cloud infrastructure using Lambda, Amplify, S3, and API Gateway
• Integrate onchain systems with traditional financial systems
• Ensure security and regulatory compliance across deployed systems
• Contribute to software architecture decisions
• Mentor colleagues on AI-assisted development practices

Requirements

• Have at least 5 years of professional software development experience
• Demonstrate advanced skills in React, TypeScript, Node.js, and PostgreSQL
• Have solid experience with AWS Lambda and Amplify
• Show a record of delivering production systems in fintech or regulated environments
• Be comfortable using AI-assisted development tools daily
• Be a US citizen, permanent resident, or French citizen
• Be based on the US East Coast or in France and attend regular team meetups in NYC or Connecticut