Senior Full-Stack Engineer — AI-Driven SaaS Builder

Top Echelon Software, LLC; Columbus (OH); On-site; USD 120,000 - 180,000; Full time

Job summary

Top Echelon Software, LLC in Columbus seeks a Senior Software Engineer to design, build, and scale high-impact SaaS features from inception to deployment. You will own critical components, influence architecture, and contribute to production reliability.

You will work with Ruby on Rails, React/TypeScript, PostgreSQL, AWS, and AI-assisted tools, collaborating with a team that values ownership and modern engineering practices. This is a hands-on role with real impact.

Qualifications

• 5+ years of professional software engineering experience, preferably 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 with automated testing, CI/CD, and modern engineering practices.
• Experience using AI coding tools such as Claude Code, GitHub Copilot, Codex, or similar.

Responsibilities

• Build and own new product features from design through testing and deployment.
• Develop full-stack SaaS applications using Rails, React/TS, and PostgreSQL.
• Shape technical design decisions, APIs, and database structures.
• Leverage AI-assisted development tools to accelerate coding and testing.
• Collaborate with engineers to establish AI-driven engineering practices.
• Mentor engineers through code reviews and knowledge sharing.
• Take ownership of production performance, quality, and scalability.

Skills

Problem-solving

Independent worker

Mentoring others

Tools

Ruby on Rails

React/TypeScript

PostgreSQL

AWS

Job description

Top Echelon Software, LLC in Columbus seeks a Senior Software Engineer to design, build, and scale high-impact SaaS features from inception to deployment. You will own critical components, influence architecture, and contribute to production reliability.

You will work with Ruby on Rails, React/TypeScript, PostgreSQL, AWS, and AI-assisted tools, collaborating with a team that values ownership and modern engineering practices. This is a hands-on role with real impact.