Principal AI-SaaS Architect & Tech Leader

OnBoard Group; United States; À distance; USD 140 000 - 200 000; Plein temps

Avantages offerts par ce poste

Fully remote work with company-provid​

Company provided equipment (laptop, g‑

Medical, dental & vision plans

Health Savings Account contributions

401K with company match

Paid Time Off & holidays

Life insurance

Disability insurance

Ongoing learning & development

Résumé du poste

OnBoard is seeking a Principal Software Engineer to design, develop, and implement high-quality SaaS solutions with a strong emphasis on AI-powered capabilities. You will lead architectural integrity, mentor the engineering team, and drive innovation across the stack, including LLM orchestration and vector databases.

The role requires 10+ years in SaaS, 5+ years with C#/.NET Core, and a demonstrated ability to deliver scalable, customer-focused software in a remote US environment with EST hours.

Qualifications

• Bachelor's Degree in software engineering, computer science, information technology, or commensurate experience.
• 10+ years proven experience in SaaS development, primarily developing user-facing production features on a modern web stack.
• 5-7 years' experience developing web applications with C# and .NET Core.
• 5+ years' experience with RESTful design patterns and microservices architecture; including high-scale cloud mechanisms like event hubs, messaging systems, and data lakes.
• 1+ years’ experience with AI-powered development tools (Claude, GitHub Copilot, Cursor, or similar) with demonstrated track record of leveraging AI assistants to accelerate development velocity and code quality.
• Experienced in one or more AI/ML areas: semantic search, vector databases, RAG frameworks, LLM orchestration, prompt engineering, or AI tooling development.
• Excellent troubleshooting skills with the ability to analyze and resolve difficult problems quickly.
• Experience working in a high transaction, high security environment where SOC2, ISO27001 compliance is required.
• Strong proficiency in CI/CD pipelines, git workflow, etc.; ideally in Azure DevOps.
• Mastery of agile development methodologies and DevOps practices.
• Demonstrated technical leadership experience in software development projects.

Responsabilités

• Lead the design, development, and implementation of complex software systems and solutions including AI-powered capabilities such as semantic search systems, vector databases, RAG-based architectures, and LLM orchestration patterns.
• Translate business requirements into a well-formed technical design and help bring that design to life with the team, in an iterative fashion.
• Collaborate with cross-functional teams to define project goals, scope, and timelines as well as translate business requirements into scalable and robust software designs.
• Mentor and coach team members, fostering their professional growth and promoting a culture of knowledge sharing and continuous learning.
• Write reusable code, build libraries for future use, conduct code reviews, ensure code quality, and enforce coding standards.
• Champion the adoption of AI-assisted development tools (e.g., Claude Code, GitHub Copilot, Codex) to accelerate development velocity and code quality.
• Build "golden pathways" and developer experience tooling that scales engineering capability across the organization.
• Drive technical innovation and identify opportunities for process improvements and optimization.
• Champion architectural integrity alongside an iterative, gated delivery approach
• Stay up to date with emerging technologies and industry trends and evaluate their potential impact on our software solutions.

Connaissances

SaaS development

C# & .NET Core

RESTful design

AI-powered development tools

AI/ML areas

CI/CD pipelines

Agile/DevOps

Technical leadership

Troubleshooting

SOC2/ISO27001 awareness

Formation

Bachelor's degree in software engineering / CS / IT

Outils

Azure DevOps

Claude Code

GitHub Copilot

Codex

Cursor

Description du poste

OnBoard is seeking a Principal Software Engineer to design, develop, and implement high-quality SaaS solutions with a strong emphasis on AI-powered capabilities. You will lead architectural integrity, mentor the engineering team, and drive innovation across the stack, including LLM orchestration and vector databases.

The role requires 10+ years in SaaS, 5+ years with C#/.NET Core, and a demonstrated ability to deliver scalable, customer-focused software in a remote US environment with EST hours.