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Israel Adolfo L.

Israel Adolfo L.

Senior Backend Engineer | Java, C, Microservices & High-Performance

🚀 Senior Software Engineer | Backend Architect | Performance Optimization Expert With 15+ years of experience in software development, I specialize in designing and optimizing high-performance backend systems using Java, C, C++, and Spring Boot. I focus on creating scalable and maintainable solutions for mission-critical systems. Key Skills: Java, C, C++, Spring Boot, Kubernetes, Kafka, MySQL, Docker, CI/CD, and Cloud Deployments. Proven expertise in optimizing system performance (e.g., reduced response times from 500ms to under 50ms). Experienced in building microservices architectures and implementing best practices in DDD and Clean Architecture. Success Stories: ✅ Optimized a microservice for a SIEM platform, improving data processing from 60TB/day with enhanced fault tolerance. ✅ Designed a multi-cloud backup system, ensuring robust data redundancy and disaster recovery. ✅ Developed secure systems with strong encryption, achieving FedRAMP, NIST, and FIPS compliance. 🔎 If you're looking for a highly experienced engineer to optimize performance, improve scalability, or enhance system security, let's connect!

🇪🇸Logrono, Spain$70/hr100% JSS5.00 (1)Since Oct 2024

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#122,180 / 412k
🇪🇸Country#1,198 / 4,023
Revenue, last 30 days
$0
Total earnings
$26k

Billed in all: $27k

World#122,180 / 412k
🇪🇸Country#1,198 / 4,023
Per project
$26k
Projects, last 6 months
0
World#209,850 / 412k
🇪🇸Country#1,967 / 4,023
Projects in all
1
0% fixed100% hourly
World#360,671 / 412k
🇪🇸Country#3,513 / 4,023

Earnings, last 30 days

$26.8kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$26.0k$26.5k$27.0k$27.5kOct 8Oct 23Nov 7

Skills