Back End Developer

Intelletec; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Job summary

Intelletec seeks a senior backend engineer in San Francisco to own backend systems end-to-end. You will design and ship scalable APIs using Node.js, TypeScript, and AWS, leveraging AI-assisted tools to accelerate delivery while maintaining quality.

The role emphasizes reliability, system design, and ownership in a fast‑growing fintech startup environment. You will collaborate with a lean team to ship features that expand access to credit and financial opportunity.

Qualifications

• 5+ years of software engineering experience with a strong backend focus.
• Hands-on experience building production systems with Node.js and AWS.
• Strong systems thinking and architectural judgment for reliability and scalability.
• Experience shipping high-quality software quickly in a fast-paced startup environment.

Responsibilities

• Own backend systems end-to-end from architecture through production and scaling.
• Build reliable, high-performance APIs and infrastructure.
• Work with a modern Node.js, TypeScript, and AWS stack.
• Leverage AI-assisted development tools to ship faster without compromising quality.

Skills

Node.js

AWS

Backend

System design

Production systems

Tools

TypeScript

Job description

Join a high-growth fintech startup building products that expand access to credit and financial opportunity for millions of Americans.

The opportunity

• Own backend systems end-to-end, from architecture through production and scaling
• Build reliable, high-performance APIs and infrastructure
• Work with a modern Node.js, TypeScript, and AWS stack
• Leverage AI-assisted development tools to ship faster without compromising code quality
• Join a lean, high-performing team with significant ownership and impact

What we're looking for

• 5+ years of software engineering experience, with a strong backend focus
• Hands-on experience building production systems with Node.js and AWS
• Strong systems thinking, architectural judgment, and a focus on reliability and scalability
• A track record of shipping high-quality software quickly
• Excitement about AI-assisted development and taking ownership in a fast-paced startup environment

High ownership, minimal bureaucracy, meaningful impact, and the opportunity to help scale a rapidly growing business backed by leading venture investors.