Joshua
Karasik
Software Engineer
I build software that scales.
$2.3M+
Projected Savings
15K+
Users Worldwide
$1.2M+
Client Value
30K+
Monthly Requests
Experience
PennyMac
Tech Rotational Engineer
Architected AWS serverless infrastructure contributing to $1.3M in annual cost savings. Built an AI cost-per-commit agent projecting another $1M+ in savings.
AWSServerlessAICost Optimization
Himplant
Lead Developer
Led development of an AI-powered iOS and Android app serving 15,000+ users globally. Built GPU-backed serverless inference endpoint scaling to 30K+ requests/month.
React NativeAIGPU InferenceMobile
RoviSys
Software Engineer
Architected GUI systems for Google's AI Data Center projects, delivering over $1.2M in client production value.
Industrial AutomationGoogleGUI Systems
Stack
TypeScriptPythonJavaScriptReactNext.jsReact NativeNode.jsAWSTerraformDockerKubernetesCI/CDPostgreSQLDynamoDBRedisGraphQLREST APIsServerlessLambdaS3CloudFormationGitAI InferenceLoRA Fine-tuningLLMsPrompt EngineeringTailwindCSSHTML/CSSSwiftAgile/Scrum
Let's build
something.
Looking for an engineer who ships fast and builds for scale?
© 2026 Joshua Karasik