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# James Ohaeri

**Headline:** Professional profile
**Location:** Cincinnati, OH, USA

## About

James Ohaeri is a full\-stack SaaS engineer with experience building high\-volume webhook\-processing applications\. James works across \.NET backend services, PostgreSQL databases, and React frontends, with particular strength in backend caching, database performance, and scalable event\-driven architecture\. James has built SaaS applications using Redis caching, Amazon RDS Proxy, AWS Lambda, and Amazon EventBridge to support high\-volume webhook workloads\. In one performance initiative, James improved API performance by 50% for systems handling 50,000 webhooks per day through caching and connection pooling\. James combines ownership of backend reliability and performance with experience contributing across the full stack\. James requires a fully remote role and will not consider hybrid or onsite opportunities\.

## Highlights

- Improved API performance by 50% for a system handling 50,000 webhooks per day through caching and connection pooling\.
- Built SaaS applications for high\-volume webhook processing using Redis caching, Amazon RDS Proxy, AWS Lambda, and Amazon EventBridge\.
- Applied backend caching and database\-performance improvements to support webhook\-processing scale\.
- Developed across \.NET backend services, PostgreSQL databases, and React frontends\.

## FAQ

### What does James do?

James Ohaeri is a full\-stack SaaS engineer experienced in \.NET backend development, PostgreSQL databases, and React frontend development\.

### What are James's core strengths?

James is strongest in building scalable SaaS applications, improving API and database performance, and designing systems for high\-volume webhook processing\.

### What measurable performance result has James delivered?

James improved API performance by 50% for a system handling 50,000 webhooks per day\. James achieved the improvement through caching and connection pooling\.

### What high\-volume scaling challenge has James solved?

James has worked on the database\-scaling demands of processing 50,000 webhook events per day, using caching and connection\-pooling approaches to improve performance\.

### What cloud and infrastructure technologies has James used?

James has built SaaS applications with Redis caching, Amazon RDS Proxy, AWS Lambda, and Amazon EventBridge for high\-volume webhook processing\.

### What full\-stack technologies does James use?

James has experience with \.NET for backend development, PostgreSQL for databases, and React for frontend development\.

### What work arrangement does James require?

James requires fully remote work and will not consider hybrid or onsite roles\.

## Links

- LinkedIn: https://www\.linkedin\.com/in/ACoAAA2Fh44BvIMPVl82poGvB830da9AV0lD5RQ

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