{"id":1149748,"url":"https://alion.io/job/appsierra-principal-net-backend-engineer","title":"Principal .NET Backend Engineer","company":{"id":94544,"name":"Appsierra","domain":"appsierra.com","url":"https://alion.io/company/appsierra","size_band":null,"is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"inferred_company_offices","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["IN"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":85000,"max_usd":202000,"period":"year","method":"global_role_seniority_cell","sample_n":1232},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"API Gateway","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"Azure","optional":false},{"name":"Azure AKS","optional":false},{"name":"Azure Cosmos DB","optional":false},{"name":"Azure DevOps","optional":false},{"name":"Azure SQL Database","optional":false},{"name":"Bicep","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Clean Architecture","optional":false},{"name":"Dapper","optional":false},{"name":"Dependency Injection","optional":false},{"name":"Docker","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"gRPC","optional":false},{"name":"gRPC for .NET","optional":false},{"name":"Kubernetes","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"OWASP Top 10","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false},{"name":"SignalR","optional":false},{"name":"SQL","optional":false},{"name":"Terraform","optional":false}],"status":"live","first_seen_at":"2026-09-23T14:14:02Z","employer_posted_date":null,"last_verified_at":"2026-09-23T14:14:02Z","board_verified":false,"closed_at":null,"days_open":8,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":8},"description":"We are looking for an experienced Principal .NET Backend Architect to design, develop, and lead enterprise-scale backend applications using ASP.NET Core, C#, Microservices, and Microsoft Azure.\nResponsibilities\nDesign and develop scalable backend applications using ASP.NET Core and C#.\nArchitect cloud-native microservices and distributed systems on Microsoft Azure.\nDesign secure, high-performance REST APIs and event-driven applications.\nLead architecture discussions, code reviews, and technical mentoring.\nDesign and implement messaging solutions using Azure Service Bus.\nTroubleshoot production issues, perform RCA, and optimize application performance.\nCollaborate with DevOps teams on CI/CD, AKS deployments, and cloud infrastructure.\nEstablish engineering standards, best practices, and architectural guidelines.\nReview AI-generated code and ensure alignment with enterprise architecture standards.\nRequired Skills\nC#, .NET 8 / .NET Core\nASP.NET Core Web API, Middleware, Dependency Injection, Background Services, SignalR, gRPC\nMicroservices, Distributed Systems, Event-Driven Architecture, Clean Architecture, SOLID, DDD, CQRS, API Gateway\nAzure App Services, Azure Kubernetes Service (AKS), Azure API Management, Azure Service Bus\nSQL Server, Azure SQL, Cosmos DB, Entity Framework Core, Dapper, Azure Redis Cache\nAzure Key Vault, Azure Blob Storage, Azure Monitor, Azure Application Insights\nDocker, Kubernetes, CI/CD, Azure DevOps, Terraform / Bicep\nJWT, OAuth2, OpenID Connect, Microsoft Entra ID, OWASP Top 10\nPerformance optimization, multithreading, async programming, production debugging, RCA\nPreferred Interview Topics\nSystem Design\nMicroservices Architecture\nOOP & Design Patterns (Strategy, Factory)\nDependency Injection\nASP.NET Core Middleware\nParallel File Processing\nDistributed Systems\nAzure Architecture\nProduction Troubleshooting\nAI-Assisted Development\nSoft Skills\nTechnical Leadership\nSolution Architecture\nProblem Solving\nCode Reviews & Mentoring\nStakeholder Management\nAgile Delivery","description_format":"text","description_chars":2016,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"India","iso":"IN","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Outsourcing & Dedicated Teams","Software Testing & QA","AI Consulting & Integration","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-09-23T17:14:41Z"}],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.902,"p_room":1,"age_days":7,"expected_fill_days":24,"reasons":["seen:7","velocity","win:early"],"computed_at":"2026-10-01T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/appsierra-principal-net-backend-engineer","json_url":"https://alion.io/job/appsierra-principal-net-backend-engineer.json","meta":{"generated_at":"2026-10-02T00:24:36Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"search","counted_by":"address","units_charged":0,"used_today":0,"day_limit":null,"remaining_today":null,"minute_limit":null,"resets_at":"2026-10-03T00:00:00Z"}}}