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JustInsurance LLC

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Senior AI Native Full-Stack Software Engineer

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Summary

Remote senior full-stack engineer who independently architects, builds, tests, and deploys production web apps — backend services, APIs, and dashboards on Vercel, AWS, or Google Cloud — while leveraging AI coding tools like Codex and Claude Code. Core stack: JavaScript/TypeScript, React/Next.js, Node.js, PostgreSQL.

  • Independently architect, develop, test, and deploy full-stack applications.
  • Build reliable backend services, APIs, and database integrations.
  • Develop responsive web interfaces and dashboards.
  • Work with applications hosted on Vercel, AWS, Google Cloud, or comparable platforms.
  • Use AI coding tools to accelerate development while maintaining high engineering standards.
  • Review, debug, and improve AI-generated code.
  • Implement secure authentication, authorization, and data-access controls.
  • Write automated tests and establish reliable deployment processes.
  • Monitor application performance and troubleshoot production issues.
  • Document technical architecture and development decisions.
  • Collaborate with our COO to translate business requirements into technical solutions.
  • Identify technical risks and recommend practical solutions.
  • At least 3 years of professional software development experience, or equivalent demonstrated expertise.
  • Proven experience independently delivering production software.
  • Strong proficiency in JavaScript/TypeScript and at least one modern backend development environment.
  • Experience with React, Next.js, Node.js, or comparable frameworks.
  • Experience designing and working with relational databases, such as PostgreSQL.
  • Experience building and consuming REST APIs.
  • Hands-on experience deploying applications to AWS, Google Cloud, Vercel, or similar environments.
  • Strong understanding of application security, authentication, authorization, and data protection.
  • Experience with Git, automated testing, CI/CD, and production debugging.
  • Experience using AI coding tools in real development workflows.
  • Ability to communicate clearly in English.
  • Ability to work independently, manage priorities, and take responsibility for completed deliverables.
  • Ability to work with Codex, Claude Code, and more.

What We're Looking For

We want someone who:

  • Takes ownership rather than waiting for detailed instructions.
  • Enjoys building useful products and solving business problems.
  • Uses AI to become more productive without sacrificing engineering quality.
  • Understands the difference between a working prototype and reliable production software.
  • Communicates proactively when encountering obstacles.
  • Can explain technical decisions to nontechnical business leaders.
  • Values clean architecture, security, testing, and long-term maintainability.

We are not looking for someone who only knows how to generate applications through prompts without understanding the underlying code.

We want an experienced engineer who uses AI as a powerful development tool.

  • $4,000+ USD per month, depending on experience.
  • Long-term remote opportunity.
  • Flexible working arrangements.
  • Direct collaboration with company leadership.
  • Significant ownership of technical projects.
  • Opportunities to build AI-powered educational technology used by thousands of students.
  • The ability to influence our technical architecture and future product development.

Skills

What Senior Full-Stack jobs ask for — and how much of it you have →
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See also

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