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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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