Legacy Application Modernization Cost: Estimating Effort, Risk and ROI
Indicative cost ranges for each legacy modernization strategy, the factors that drive effort, how to price risk and a simple ROI and payback…
Savita BaldhaENGINEERING BLOG
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35 articles in Architecture, .NET & APIs
Savita Baldha
How to Add AI to Existing Software Without a Rewrite: 6 Integration Patterns
Six proven patterns to add AI to existing applications without rewriting them, how to choose between them, and the AI service layer that…
Mansukh Marakana
Integrating Salesforce, Dynamics 365 and ERP Systems: Patterns and Data Sync Design
Design reliable CRM–ERP synchronization for Salesforce and specific Dynamics 365 applications. Includes ownership mapping, reference architecture, conflict rules and recovery checks.
Vedant Virani
GraphQL N+1 Problem Explained: DataLoader, Batching and Query Complexity
Trace the GraphQL N+1 problem and compare repeated SQL lookups with batching. Includes runnable local profiling code, DataLoader guidance and query-demand controls.
Savita Baldha
API Versioning Best Practices: URL vs Header vs Media Type for Long-Lived Systems
Compare URL, header and media-type API versioning. Preserve client contracts with compatibility tests, gateway/cache checks and an observable deprecation policy.
Mansukh Marakana
Microservices Saga Pattern vs Two-Phase Commit: Distributed Transaction Design
Compare Saga workflows and two-phase commit through invariants, participant support and recovery. Includes two diagrams, compensation design and a partial-failure test plan.
Savita Baldha
Idempotency in Distributed Systems: Preventing Duplicate API and Payment Requests
Design replay-safe APIs using scoped idempotency keys, atomic persistence and reconciliation. Includes a tested SQLite example, failure matrix and payment-provider contract checks.
Mansukh Marakana
OAuth 2.0 vs OpenID Connect vs SAML: Enterprise Authentication Explained
Compare OAuth 2.0, OpenID Connect and SAML by token purpose, trust flow and enterprise use case. Includes decision matrices, validation guidance and lifecycle…
Vedant Virani
API Rate Limiting and Throttling: Token Bucket, Retry and Backoff Patterns
Compare API rate limiting algorithms, control burst and concurrency, and design bounded retries. Includes a tested .NET token-bucket example and troubleshooting checklist.
Savita Baldha
Webhook vs Polling vs Event Streaming: Choosing an Integration Pattern
Compare webhooks, polling and event streaming through freshness, traffic, delivery contracts and recovery. Includes a decision matrix, practical examples and reconciliation guidance.
Mansukh Marakana
API Integration Architecture: Point-to-Point vs ESB vs iPaaS vs Event-Driven
Compare point-to-point, ESB, iPaaS and event-driven integration through coupling, throughput, contracts and operating ownership. Includes diagrams, workload examples and a selection matrix.
Vedant Virani
Building Secure Multi-Tenant Authentication with ASP.NET Core and Microsoft Entra ID
Design multi-tenant ASP.NET Core authentication with Entra ID, trusted tenant resolution and server-side authorization. Includes identity boundaries and implementation and acceptance checklists.
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