Senior Full-Stack Engineer – AI-Driven SaaS Impact

Essenti Talent; Columbus (OH); On-site; USD 140,000 - 170,000; Full time

Job summary

Essenti Talent seeks a Senior Software Engineer – Full Stack to build scalable SaaS products in Columbus, Ohio. You will own features end-to-end, shape architecture, and drive production quality using Ruby on Rails, React/TypeScript, and PostgreSQL.

You’ll collaborate with an engineering leadership team, leverage AI-assisted development tools, and mentor peers while delivering impactful software with an eye toward scalability and long-term maintenance.

Qualifications

• 5+ years of professional software engineering experience, SaaS or web products preferred.
• Strong hands-on experience with Ruby on Rails, React/TypeScript, and PostgreSQL.
• Knowledge of AWS and cloud-based development; ownership from design to production.
• Experience with automated testing, CI/CD, and AI coding tools.

Responsibilities

• Build and own new product features from design through deployment and ongoing enhancements.
• Develop full-stack SaaS applications using Rails, React/TypeScript, and PostgreSQL.
• Shape architecture, APIs, and database structures; contribute to engineering decisions.
• Leverage AI-assisted tools to accelerate coding, testing, and debugging.
• Mentor engineers via code reviews and technical guidance; own production performance.

Skills

Ruby on Rails

React/TypeScript

PostgreSQL

AWS

CI/CD

AI coding tools

Mentoring

Tools

Claude Code

GitHub Copilot

Codex

Job description

Essenti Talent seeks a Senior Software Engineer – Full Stack to build scalable SaaS products in Columbus, Ohio. You will own features end-to-end, shape architecture, and drive production quality using Ruby on Rails, React/TypeScript, and PostgreSQL.

You’ll collaborate with an engineering leadership team, leverage AI-assisted development tools, and mentor peers while delivering impactful software with an eye toward scalability and long-term maintenance.