Senior Full-Stack Engineer — Build Lasting SaaS Impact

Top Echelon Software, LLC; North Carolina; On-site; USD 120,000 - 190,000; Full time

Job summary

Top Echelon Software, LLC is seeking a Senior Software Engineer to design and deliver full-stack SaaS features using Ruby on Rails, React/TypeScript, and PostgreSQL. You will own features end-to-end, collaborate on API and architecture decisions, and apply AI-assisted tooling to boost productivity.

You will mentor peers, help shape engineering practices, and take ownership of performance and scalability in a fast-paced, customer-focused environment.

Qualifications

• 5+ years of professional software engineering experience, SaaS or web-based products preferred.
• Strong hands-on experience with Ruby on Rails, React/TypeScript, and PostgreSQL.
• Working knowledge of AWS and cloud-based application development.
• Experience owning features from design through production and deployment.
• Experience with automated testing, CI/CD, and modern engineering practices.
• Practical experience using AI coding tools (e.g., Claude Code, GitHub Copilot).
• Ability to mentor engineers and contribute to architectural decisions.

Responsibilities

• Build and own new product features from design through testing, deployment, and ongoing improvements.
• Develop full-stack SaaS applications using Ruby on Rails, React/TypeScript, and PostgreSQL.
• Shape technical design decisions, APIs, and database structures.
• Leverage AI-assisted development tools to accelerate coding, testing, and debugging.
• Collaborate with a Principal Engineer to evolve AI-driven engineering practices.
• Mentor engineers through code reviews and knowledge sharing.
• Own production performance, quality, and scalability.

Skills

Ruby on Rails

React/TypeScript

PostgreSQL

AWS

CI/CD

AI tools

Mentoring

Job description

Top Echelon Software, LLC is seeking a Senior Software Engineer to design and deliver full-stack SaaS features using Ruby on Rails, React/TypeScript, and PostgreSQL. You will own features end-to-end, collaborate on API and architecture decisions, and apply AI-assisted tooling to boost productivity.

You will mentor peers, help shape engineering practices, and take ownership of performance and scalability in a fast-paced, customer-focused environment.