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joelmmx

Joel M

@joelmmx

Backend Engineer API Debugging Specialist

Mexico
English
About me
Backend engineer specialized in fixing API and backend issues fast for production systems. I help fix critical backend problems quickly, such as: - Spring Boot (Java) errors and crashes - Node.js / NestJS bugs - MongoDB query issues - API failures (500 errors, timeouts) Strong experience with Java, microservices, and production systems. I focus on fast debugging, clear solutions, and delivering working results.... Read more

Skills

j
joelmmx
Joel M
Offline • 
Average response time: 1 hour

See my services

Bug Fixes
I will fix your backend API errors and debug your application fast
From$15 / projectMore details

Work experience

Backend Development Coordinator

Ecommerce • Full-time

Feb 2022 - Present • 4 yrs 3 mos

Led backend development and API design using Java and Spring Boot. Focused on: - Debugging production issues - Performance optimization - Microservices architecture - API and database integrations

Walmart

Backend Systems Specialist

Walmart • Full-time

Mar 2016 - Jun 2019 • 3 yrs 3 mos

Worked on backend systems for a high-traffic eCommerce platform. Focused on: - API development and integration - Debugging production issues - Performance optimization - Supporting large-scale system operations