ASP.Net Lead Architect

Job description

Full Time
Remote

About the Role
Company is seeking a highly experienced ASP.NET Lead Architect / Senior Developer to join our team. This role is ideal for a deeply technical professional with proven experience in designing, optimizing, and maintaining high-performance systems within the .NET 5 and Azure ecosystem. You will play a critical role in ensuring scalability, cost efficiency, and top-tier performance of our technology stack while leading the development of new features and delivering timely bug fixes.
This is a highly technical role, requiring advanced problem-solving skills, attention to detail, and the ability to mentor and guide peers in best practices.

Responsibilities
Architecture & Optimization
Revamp and fine-tune our ASP.NET web application stack for performance, cost effectiveness, and scalability .
Design and optimize high-performance API services , proxy technologies , and multi-tenant database infrastructures .

Development
Build new features across backend, web, and mobile applications.
Ensure clean, maintainable, and scalable code with strong adherence to standards.
Support legacy Xamarin components where necessary.

Maintenance & Operations
Quickly troubleshoot and fix bugs.
Oversee CI/CD pipelines to ensure smooth deployments.
Work with monitoring and observability tools to maintain system health.

Collaboration
Collaborate closely with cross-functional teams (product, QA, DevOps).
Communicate clearly in English (spoken and written) with stakeholders across geographies.
Handle “overly confident developers” tactfully, ensuring technical transparency and simplicity.

Tech Stack
Programming Languages
C# / .NET 5 / ASP.NET Core – Core backend services, API layer, and daemon services
TypeScript + Angular – Shopify embedded apps, admin portal, CRM features
React Native (JavaScript/TypeScript) – Mobile apps (iOS/Android, offline capabilities)
Liquid – Shopify storefront & embedded UI integration
XML – Domain modeling + code generation workflows
SQL (T-SQL) – Azure SQL Server (master + tenant databases)
NoSQL (CosmosDB / MongoDB API) – Operational data, caching, and sync storage
Frameworks & Libraries
.NET 5 – Services and APIs
Xamarin.Forms – Legacy mobile components
Entity Framework Core – ORM for SQL backends
Mermaid – C4 diagrams (context/container/component)
Custom XML CodeGen Tools – Auto-generating scaffolding
Platforms & Infrastructure
Azure Cloud – Core hosting environment
Azure SQL Database – Master + tenant-sharded stores
Azure CosmosDB – JSON/NoSQL operational store
Azure Blob Storage – File storage (documents, exports, results)
Azure Service Bus – Messaging, event routing, background jobs
Shopify – E-commerce storefront + embedded integration
SendGrid – Transactional/notification emails
Klaviyo – Marketing automation and campaigns
Calendly – Scheduling integration
USPS API – Label generation, shipping automation
Twilio – SMS messaging and alerts
Observability & Ops
Logging/Tracing – Azure Monitor + custom observability layer
Metrics – Prometheus-style metrics capture integrated with .NET services
Backup/Restore – Azure SQL backups + Mongo dump strategies
CI/CD – Git-based pipelines with automated deployments

Required Qualifications
15+ years of professional development experience in complex systems.
Deep expertise in ASP.NET Core, .NET 5, and Azure .
Strong understanding of multi-tenant architectures, performance optimization, and cost-effective scaling .
Demonstrated ability to lead technical initiatives and mentor other developers.
Advanced English (spoken and written): capable of leading meetings, writing documentation, and engaging in negotiations.
Proven track record of delivering high-quality, scalable systems.

Soft Skills
Trustworthy, respectful, and honest.
Hardworking and committed to delivery.
High attention to detail.
Collaborative, not difficult to work with, and effective in managing differing personalities within the team.

Interview Process
2–3 interview stages , including technical and behavioral assessments.
Final decision made by Company’s senior leadership in coordination with the hiring manager.