Solutions Architect- .NET, React/Next.js, Azure & AI

Nous Infosystems; Campbell (CA); On-site; USD 140,000 - 200,000; Full time

Job summary

Nous Infosystems is seeking a Solutions Architect to design, build, and operate secure, AI-enabled products and integrations across a global technology platform. The role emphasizes end-to-end ownership of modern web applications, cloud-native services, and AI-powered workflows with a focus on architecture and technical excellence.

The ideal candidate demonstrates deep expertise in React/Next.js, C#/.NET, Azure, distributed systems, security, and scalable design patterns, and will leverage

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related discipline.

Responsibilities

• Design, develop, and operate secure, scalable enterprise apps and AI-enabled workflows.
• Lead architecture decisions for Next.js, React, and .NET backend services.
• Build cloud-native solutions on Microsoft Azure with secure deployment patterns.
• Define integration patterns and microservice/web architectures for large-scale workloads.
• Implement AI-assisted development practices and agentic tooling for delivery.
• Ensure compliance and security across SDLC in regulated environments.
• Mentor teams and promote engineering best practices across lifecycle stages.

Job description

Role: Solutions Architect (.NET, React/Next.js, Azure & AI)

Location: Campbell, CA

Work mode: Hybrid

Duration: Long Term Contract

Position Overview

We are seeking a highly skilled and hands‑on Solutions Architect to design, build, and operate secure, scalable, and AI‑enabled products and integrations across Vialto's global technology platform. This role requires a strong engineering leader who can deliver end‑to‑end solutions across modern web applications, cloud‑native services, and AI‑powered workflows while contributing to architectural strategy and technical excellence.

The ideal candidate will possess deep expertise in React/Next.js, C#/.NET, Microsoft Azure, distributed systems, security, and modern software architecture principles. This individual will leverage agentic development practices, including AI‑assisted development tools such as Claude Code, Codex, and similar coding agents, to accelerate delivery while maintaining enterprise‑grade quality, security, and compliance standards.

Key Responsibilities

Application Development

• Design, develop, and maintain modern web applications using Next.js, React, TypeScript, HTML, and CSS.
• Build scalable backend services and APIs using C#, ASP.NET Core, Web API, and .NET technologies.
• Deliver secure and performant enterprise applications supporting payroll, tax, immigration, and other business‑critical workflows.
• Design and implement reusable UI components, shared libraries, and design systems.

Cloud & Platform Engineering

• Build and operate cloud‑native solutions utilizing Microsoft Azure PaaS services.
• Implement secure deployment architectures, networking, identity management, and operational tooling.
• Develop and maintain highly available, fault‑tolerant, and scalable cloud services.
• Establish observability using:
  • Azure Application Insights
  • OpenTelemetry
  • Distributed tracing
  • Structured logging
  • Monitoring and alerting frameworks

Architecture & Integration

• Contribute to enterprise architecture decisions and technical roadmaps.
• Design REST‑based and event‑driven integration architectures.
• Build scalable microservices and micro‑frontend architectures.
• Architect and implement:
  • Next.js App Router
  • Next.js Zones
  • Webpack Module Federation
  • Nx/Turborepo Monorepo environments
• Define integration patterns supporting enterprise‑scale workloads and cross‑platform interoperability.

AI & Agentic Development

• Design and build AI‑native applications and workflows.
• Implement AI‑powered capabilities including:
  • Prompt Engineering
  • LLM API Integration
  • Retrieval‑Augmented Generation (RAG)
  • AI‑assisted business workflows
• Leverage AI coding agents such as:
  • Claude Code
  • Codex
  • GitHub Copilot
  • Similar AI development tools
• Utilize spec‑driven development methodologies to guide both human and AI‑assisted implementation.
• Evaluate and operationalize AI models, APIs, orchestration frameworks, and toolchains.

Security & Compliance

• Implement secure software development practices suitable for regulated environments.
• Design solutions incorporating:
  • OAuth 2.0
  • RBAC (Role-Based Access Control)
  • Data Encryption at Rest and In Transit
  • Privacy Controls
  • Auditability Requirements
• Ensure compliance with enterprise security and governance standards.

Leadership & Collaboration

• Mentor engineering teams through code reviews, pair programming, and technical coaching.
• Collaborate closely with Product, Business, Implementation, and Client‑facing teams.
• Drive engineering best practices across development, testing, deployment, and operations.

Required Qualifications

• Bachelor's degree in Computer Science, Engineering, or related discipline.
• 5+ years of professional software engineering experience building enterprise‑grade applications.
• Strong hands‑on expertise in:
  • React.js
  • Next.js
  • TypeScript
  • JavaScript
• Strong backend development experience with:
  • C#
  • ASP.NET Core
  • .NET
  • Web API
  • MVC Frameworks
• Extensive experience designing and implementing Microsoft Azure cloud solutions.
• Proven expertise with:
  • System Design
  • Design Patterns
  • Security Architecture
  • Scalable Distributed Systems
  • Performance Optimization
• Experience working in highly regulated and compliance‑driven environments.
• Strong understanding of secure SDLC practices and software architecture principles.
• Experience using AI‑assisted development methodologies and agentic development workflows.

Demonstrated experience integrating AI capabilities into production applications.