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I am an AWS Certified Solutions Architect and MSc in Cybersecurity, specializing in cloud infrastructure optimization and CI/CD automation. I manage AWS environments with Terraform and orchestrate Docker on Kubernetes. I’m proficient in Linux administration and Python scripting for operational automation, and I’m dedicated to delivering secure, high-availability web applications (PHP/LAMP) in a fully remote freelance capacity. I thrive in collaborative, remote teams and enjoy turning complex infrastructure into reliable, scalable systems. My approach combines solid security practices with practical automation to help clients ship software faster while reducing risk and operational overhead.…I am an AWS Certified Solutions Architect and MSc in Cybersecurity, specializing in cloud infrastructure optimization and CI/CD automation. I manage AWS environments with Terraform and orchestrate Docker on Kubernetes. I’m proficient in Linux administration and Python scripting for operational automation, and I’m dedicated to delivering secure, high-availability web applications (PHP/LAMP) in a fully remote freelance capacity. I thrive in collaborative, remote teams and enjoy turning complex infrastructure into reliable, scalable systems. My approach combines solid security practices with practical automation to help clients ship software faster while reducing risk and operational overhead.

Khandaker Saifuzzaman

DevOps Developer, Cloud Developer, Full Stack Developer, +2

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I am an AWS Certified Solutions Architect and MSc in Cybersecurity, specializing in cloud infrastructure optimization and CI/CD automation. I manage AWS environments with Terraform and orchestrate Docker on Kubernetes. I’m proficient in Linux administration and Python scripting for operational automation, and I’m dedicated to delivering secure, high-availability web applications (PHP/LAMP) in a fully remote freelance capacity. I thrive in collaborative, remote teams and enjoy turning complex infrastructure into reliable, scalable systems. My approach combines solid security practices with practical automation to help clients ship software faster while reducing risk and operational overhead.…I am an AWS Certified Solutions Architect and MSc in Cybersecurity, specializing in cloud infrastructure optimization and CI/CD automation. I manage AWS environments with Terraform and orchestrate Docker on Kubernetes. I’m proficient in Linux administration and Python scripting for operational automation, and I’m dedicated to delivering secure, high-availability web applications (PHP/LAMP) in a fully remote freelance capacity. I thrive in collaborative, remote teams and enjoy turning complex infrastructure into reliable, scalable systems. My approach combines solid security practices with practical automation to help clients ship software faster while reducing risk and operational overhead.

Available to hire

I am an AWS Certified Solutions Architect and MSc in Cybersecurity, specializing in cloud infrastructure optimization and CI/CD automation. I manage AWS environments with Terraform and orchestrate Docker on Kubernetes. I’m proficient in Linux administration and Python scripting for operational automation, and I’m dedicated to delivering secure, high-availability web applications (PHP/LAMP) in a fully remote freelance capacity.

I thrive in collaborative, remote teams and enjoy turning complex infrastructure into reliable, scalable systems. My approach combines solid security practices with practical automation to help clients ship software faster while reducing risk and operational overhead.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

DevOps Engineer / Cloud Engineer at Vibrant Software Ltd

September 1, 2025 - December 1, 2025

Optimized AWS cloud infrastructure for cost efficiency by analyzing usage patterns and removing waste, resulting in a 15% reduction in monthly spend. Administered Linux and Windows environments by resolving 50+ technical issues related to server configuration, connectivity, and permissions, ensuring platform stability. Collaborated with remote development teams to troubleshoot infrastructure issues, demonstrating proactive communication in a freelance setting. Supported web application environments by monitoring RDS databases and web server performance, ensuring reliability for critical business applications.