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AWS

This page brings together practical insights for teams designing, scaling, or modernizing their cloud architecture on AWS. You’ll find guidance drawn from real implementations—covering service selection, cost optimization strategies, infrastructure patterns, serverless design, container orchestration, and approaches for building resilient, observable, and high-performing cloud environments. Whether you’re exploring how others use AWS for SaaS, data processing, automation, or enterprise workloads, the content here offers grounded, experience-led direction.

As you move through these resources, you’ll also get clarity on what to look for when you hire AWS developer talent: depth in core services, familiarity with IaC practices, understanding of networking and security fundamentals, comfort with distributed systems, and the ability to design architectures that balance performance with long-term maintainability. And whenever you need additional cloud expertise, you can explore developer profiles, request curated shortlists, or schedule interviews to bring the right AWS skills into your team.

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Blog
Private React SPA on AWS: Fix ALB + S3 Deep Linking Without CloudFront

Private React SPA on AWS: Fix ALB + S3 Deep Linking Without CloudFront

Deep linking in a React SPA breaks when hosting on a private S3 bucket behind an ALB without CloudFront. Learn how our engineering team tackled S3 REST API limitations and implemented a serverless routing fallback for a secure healthcare SaaS platform.

Blog
How We Scaled AWS DocumentDB Deletions for 1 Million+ Records Using SQS and Lambda

How We Scaled AWS DocumentDB Deletions for 1 Million+ Records Using SQS and Lambda

Deleting millions of records from DocumentDB while triggering EventBridge events caused severe ECS resource exhaustion in our enterprise SaaS platform. Loading records into memory resulted in OOM kills and CPU spikes. Discover how decoupling the process with AWS SQS and Lambda provided a scalable architecture.

Blog
AWS API Gateway mTLS 403: Fix CA Chain Failures Fast

AWS API Gateway mTLS 403: Fix CA Chain Failures Fast

Configuring Mutual TLS (mTLS) for a multi-tier FinTech platform revealed a critical nuance in how AWS API Gateway handles certificate chains. When integrator requests failed with 403 Forbidden exceptions, our engineers had to debug the truststore configuration to validate intermediate CAs properly. Here is how we solved it.

Blog
AWS vCPU Limit Reached: Fix Quota Bottlenecks in SaaS

AWS vCPU Limit Reached: Fix Quota Bottlenecks in SaaS

When sudden Auto Scaling Group and deployment failures crippled a growing SaaS platform, our engineering team had to dig deep. Uncover how silent AWS vCPU quota limits, delayed service increase requests, and unexpected account billing statuses can halt production pipelines, and learn proactive strategies to prevent them.

Blog
How to Fix Aurora MySQL v3 Replication Deadlocks Using AWS VPC Security Groups

How to Fix Aurora MySQL v3 Replication Deadlocks Using AWS VPC Security Groups

During a recent FinTech platform migration, we encountered an Aurora MySQL v3 administrative deadlock where external replication threads entered a split-brain state. Discover how we bypassed AWS managed-service restrictions and engine-level bugs using network isolation to force-stop the replication safely.

Blog
How to Fix ASP.NET Core 8 HTTP 400 Errors Behind AWS API Gateway

How to Fix ASP.NET Core 8 HTTP 400 Errors Behind AWS API Gateway

When migrating an enterprise SaaS application to AWS API Gateway, our engineering team encountered persistent HTTP 400 errors on POST requests and broken redirects. Discover how we resolved these reverse proxy challenges by properly configuring ASP.NET Core 8 forwarded headers, cookie policies, and antiforgery tokens.

Blog
AWS Ground Truth Semantic Segmentation: Fix Missing Masks in Labeling Jobs

AWS Ground Truth Semantic Segmentation: Fix Missing Masks in Labeling Jobs

During a recent automotive MLOps project, we encountered silent rendering failures when migrating semantic segmentation annotations into AWS SageMaker Ground Truth for labeling adjustment jobs. This article breaks down the strict manifest requirements, PNG mask constraints, and architectural steps required to successfully import external labels for human review.

Blog
AWS EventBridge Alternative: Build a Cloud-Agnostic Event Bus with RabbitMQ and Temporal

AWS EventBridge Alternative: Build a Cloud-Agnostic Event Bus with RabbitMQ and Temporal

When a global logistics SaaS provider needed to eliminate vendor lock-in, replacing AWS EventBridge became our primary architectural challenge. Discover how our engineering team designed a cloud-agnostic event routing and scheduling alternative that maintained pub-sub decoupling without relying on proprietary managed services.

Blog
EC2 SSH Connection Refused? The Hidden Network Trap Behind AWS Security Groups

EC2 SSH Connection Refused? The Hidden Network Trap Behind AWS Security Groups

During a recent FinTech platform modernization, our engineering team investigated a cloud anomaly: an EC2 instance returning a connection refused error instead of timing out, despite having no inbound security rules. Here is how we diagnosed and resolved this cloud networking discrepancy.

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