rnavarych

Guides on cloud services: AWS, GCP, Azure service selection, multi-cloud strategies, serverless vs container trade-offs, managed vs…

Advises on database selection, schema design, indexing, query optimization, and migration.

Expert guidance on Android native development — Kotlin idioms, Jetpack Compose UI, Room database, Hilt dependency injection, Coroutines…

Expert guidance on mobile app deployment — App Store Connect and Google Play Console configuration, code signing and provisioning…

AWS architecture expertise including Well-Architected Framework, account strategy, VPC and networking design, compute and serverless…

Deep AWS expertise covering IAM, VPC networking, EKS, ECS, Lambda serverless, EC2 and Auto Scaling, RDS and Aurora, DynamoDB, S3…

Azure architecture expertise including Azure Well-Architected Framework, subscription and management group strategy, virtual network and…

Deep Azure expertise covering Entra ID and RBAC, Virtual Networks, AKS, Azure Container Apps, App Service, Azure Functions, Azure SQL and…

Backup strategies and disaster recovery across all database engines.

Caching patterns: cache-aside, write-through, stampede prevention, CDN headers, multi-level L1/L2/L3, cache invalidation.

Database capacity and growth planning. Storage growth estimation, IOPS requirements, memory sizing (buffer pool, shared_buffers)…

Shopping cart and checkout flow design: cart architectures (session, DB, Redis, headless cart APIs), express checkout (Apple Pay, Google…