Principal AI-Driven SaaS Architect — Multi-Tenant ERP

Nix; United States; Hybrid; USD 170,000 - 230,000; Full time

Benefits offered by this job

Flexible work format

Competitive salary

Career growth

Mentorship program

Tech talks and trainings

Education reimbursement

Job summary

N-iX is seeking a Principal Software Architect to lead a new ERP product for US public-sector customers. You will own the architecture, define how AI coding agents are used, and stay close to engineering work. The role demands hands-on design with SaaS, multi-tenancy, and secure data handling.

You'll collaborate with product managers and domain experts, make critical technical decisions, and mentor a team while communicating clearly with non-technical stakeholders.

Qualifications

• Practical AI proficiency with daily use of AI coding agents in production.
• 10+ years in software development and 3+ years as an architect.
• Strong experience designing SaaS/enterprise products with multi-tenancy.

Responsibilities

• Own the architecture of a new multi-tenant SaaS product from design to production.
• Collaborate with product managers and domain experts to translate business rules into a domain model.
• Make key technical decisions and document the rationale for the team and client.
• Drive prototypes and reference implementations to test ideas early and review code.
• Set up the team's use of AI coding agents including standards, testing, and reviews.
• Design for data accuracy, security, and auditability in financial software.
• Plan integrations with client systems and third-party services.
• Present architecture progress to client leaders.

Skills

AI proficiency

Architectural leadership

Strong communication

English advanced

Tools

.NET

C#

AWS

Job description

N-iX is seeking a Principal Software Architect to lead a new ERP product for US public-sector customers. You will own the architecture, define how AI coding agents are used, and stay close to engineering work. The role demands hands-on design with SaaS, multi-tenancy, and secure data handling.

You'll collaborate with product managers and domain experts, make critical technical decisions, and mentor a team while communicating clearly with non-technical stakeholders.