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sarman_hub

Sarmad Habib

@sarman_hub

Software Engineer

Pakistan
English
About me
Java developer, 5+ years on production systems that can't go down. Most of my work is inside existing codebases: finding why something broke, fixing it, and explaining what happened. I've migrated production apps from JDK 8 to 21 and Tomcat 9 to 11, and debugged live out-of-memory incidents on running servers. Day to day: Java 8-21, Spring Boot, Hibernate, Maven, Oracle and PostgreSQL, Tomcat on Linux, GitLab CI/CD. Message me with your problem before ordering. I'll say honestly whether I'm the right person.... Read more

Skills

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sarman_hub
Sarmad Habib
Offline • 
Average response time: 1 hour

See my services

Bug Fixes
I will fix java spring boot bugs, errors and build issues
From$30 / projectMore details
Full Stack Web Applications
I will upgrade your legacy java app to jdk 21 and tomcat 11
From$30 / projectMore details

Portfolio

Work experience

OilGas

Application Designer | LMKR

OilGas • Full-time

Jan 2026 - Present • 9 mos

Working on enterprise-grade applications with a focus on SOAP-based services and system integrations. Developing and maintaining secure, reliable APIs for communication between distributed systems. Handling integration-heavy workflows, ensuring seamless data exchange across platforms. Troubleshooting and optimizing legacy and modern systems for performance and stability. Collaborating with stakeholders to enhance system capabilities and meet evolving business requirements. Writing clean, maintainable, and scalable code following best engineering practices.