Senior Software Engineer – AI-Driven SaaS, Own Features

Zaddy Solutions; North Carolina; On-site; USD 120,000 - 160,000; Full time

Job summary

Zaddy Solutions in the United States seeks a Senior Software Engineer – Full Stack to build impactful SaaS products. You will develop features from design to production, shape architecture, and collaborate on APIs and databases while leveraging AI-assisted tools.

The role emphasizes ownership, mentorship, and delivering high-quality, scalable software in a team that values innovation and technical excellence.

Qualifications

• 5+ years of professional software engineering experience, SaaS or web products.
• Strong hands-on experience with Ruby on Rails, React/TypeScript, and PostgreSQL.
• Working knowledge of AWS and cloud-based development.
• Experience owning software features from design through production.
• Experience with automated testing, CI/CD, and modern software engineering practices.
• Practical experience using AI coding tools such as Claude Code, GitHub Copilot, Codex, or similar technologies.
• Strong problem-solving skills, sound technical judgment, and the ability to work independently while collaborating with a team.
• Experience mentoring or providing technical guidance to other engineers.

Responsibilities

• Build and own new product features from design and development through testing, deployment, and ongoing enhancements.
• Develop full-stack SaaS applications using Ruby on Rails, React/TypeScript, and PostgreSQL.
• Help shape technical design decisions, application architecture, APIs, and database structures.
• Leverage AI-assisted development tools to accelerate coding, testing, debugging, and productivity.
• Collaborate with a Principal Engineer to establish AI-driven engineering practices.
• Mentor other engineers through code reviews, guidance, and knowledge sharing.
• Take ownership of production performance, quality, scalability, and continuous improvement.

Skills

SaaS development

Ruby on Rails

React/TypeScript

PostgreSQL

AWS

CI/CD

AI coding tools

Mentoring

Tools

Claude Code

GitHub Copilot

Codex

Job description

Zaddy Solutions in the United States seeks a Senior Software Engineer – Full Stack to build impactful SaaS products. You will develop features from design to production, shape architecture, and collaborate on APIs and databases while leveraging AI-assisted tools.

The role emphasizes ownership, mentorship, and delivering high-quality, scalable software in a team that values innovation and technical excellence.