Hiring: Technical Principal Engineer (.NET, React/Next.js, Azure & AI) Location: Hybrid Campbell, CA
Job Type: Contract
Visa: Open to All Work Authorization
Job Description
We are seeking an experienced Technical Principal Engineer to design, develop, and support secure, scalable, cloud-native, and AI-powered enterprise applications. This is a hands-on engineering leadership role requiring expertise across modern web technologies, Microsoft Azure, distributed systems, and AI-enabled software development.
The ideal candidate will have strong experience in React/Next.js, C#/.NET, Azure Cloud, and modern software architecture, with the ability to build end-to-end enterprise solutions while driving engineering best practices.
Key Responsibilities Application Development
- Design, develop, and maintain modern web applications using React, Next.js, TypeScript, HTML, and CSS.
- Build scalable backend services and REST APIs using C#, ASP.NET Core, .NET, and Web API.
- Develop secure, high-performance enterprise applications supporting mission-critical business workflows.
- Create reusable UI components, shared libraries, and design systems.
Cloud & Platform Engineering
- Design, build, and maintain cloud-native solutions on Microsoft Azure.
- Implement secure deployment architectures, identity management, networking, and cloud operations.
- Build highly available, scalable, and fault-tolerant cloud services.
- Implement monitoring and observability using:
- Azure Application Insights
- OpenTelemetry
- Distributed Tracing
- Structured Logging
- Monitoring & Alerting
Architecture & Integration
- Design scalable enterprise architectures and integration solutions.
- Build RESTful APIs and event-driven applications.
- Develop microservices and micro-frontend architectures.
- Work with:
- Next.js App Router
- Next.js Zones
- Webpack Module Federation
- Nx/Turborepo Monorepos
- Define enterprise integration patterns supporting cross-platform interoperability.
AI & Modern Development
- Design and develop AI-enabled applications and workflows.
- Implement:
- Prompt Engineering
- LLM API Integrations
- Retrieval-Augmented Generation (RAG)
- AI-powered business workflows
- Utilize AI-assisted development tools such as GitHub Copilot, Codex, Claude Code, or similar coding assistants.
- Apply AI-driven and spec-based development methodologies.
Security & Compliance
- Implement secure software development practices for enterprise environments.
- Design solutions using:
- OAuth 2.0
- Role-Based Access Control (RBAC)
- Data Encryption
- Privacy & Audit Controls
- Ensure compliance with enterprise security standards and governance requirements.
Leadership
- Mentor developers through code reviews, technical guidance, and best practices.
- Collaborate with product, business, implementation, and cross-functional teams.
- Drive engineering excellence across development, testing, deployment, and operations.
Required Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field.
- 5+ years of professional software engineering experience.
- Strong expertise in:
- React.js
- Next.js
- TypeScript
- JavaScript
- Strong backend experience with:
- C#
- ASP.NET Core
- .NET
- Web API
- MVC
- Extensive experience with Microsoft Azure cloud services.
- Strong understanding of:
- System Design
- Design Patterns
- Distributed Systems
- Security Architecture
- Performance Optimization
- Experience working in regulated or enterprise environments.
- Knowledge of secure SDLC and software architecture principles.
- Experience with AI-assisted development tools and integrating AI capabilities into production applications.
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