Hello, I'm Mohammad Kamrul Hasan
Versatile DevSecOps Engineer with 11 years of extensive experience building secure CI/CD pipelines, hardening cloud-native environments, and applying Infrastructure as Code (IaC) security across diverse platforms. Expert in automating compliance, threat modeling, and implementing zero-trust principles to deliver resilient, secure-by-design systems. Proven track record in optimizing delivery processes and system reliability.
11+
Years Experience
Years of Engineering Excellence
Architecting Secure &
Resilient Systems
I am an astute learner and high-performance engineering professional dedicated to building innovative careers through technical mastery. My journey is defined by a commitment to excellence and achieving organizational goals through robust infrastructure design.
As a versatile DevSecOps Engineer, I specialize in building secure CI/CD pipelines, hardening cloud-native environments, and implementing Infrastructure as Code (IaC) security.
Security First
Zero-Trust & Hardened Architectures
IaC Mastery
Automated Infrastructure Deployment
Technical Arsenal
Technologies and tools I use to build scalable and robust infrastructure.
DevSecOps & Zero-Trust
GitOps (ArgoCD, FluxCD)
CI/CD (GitLab CI, GitHub Actions, Jenkins)
Kubernetes (EKS, AKS, GKE)
Terraform & CloudFormation
AWS Cloud
Docker & Helm
Python & Bash Scripting
Linux Administration
Proxmox & OpenStack
Career Timeline
A journey through diverse roles and engineering challenges.
DevOps Engineer
Develop and maintain custom automation scripts using Python and Bash to streamline builds, deployments, and infrastructure workflows. Administer and optimize self-hosted GitLab, Jenkins, and Kubernetes environments, focusing on zero-trust access control. Manage on-premises server architecture ensuring high availability, security hardening, and performance tuning. Monitor system health via automated logging and metrics; manage SSL certificates and containerized service integrity.
Programmer (DevOps)
Engineered and troubleshot complex CI/CD pipelines with integrated automated testing and artifact handling. Optimized software delivery processes by collaborating with cross-functional development teams to refine DevOps tooling. Applied environment hardening and performance tuning to production-scale cloud and on-premise infrastructure.
Full Stack Software Developer
Managed Proxmox and OpenStack server environments, performing installation, customization, and full lifecycle management. Developed Learning Management Systems (LMS) and Agent Banking Report Portals using Angular, Python, and Django. Designed and maintained Call Center and File Server Management systems.
Tactical Deployments
Selected projects showcasing my expertise in DevOps and full-stack engineering.
OpenStack & Proxmox Private Cloud Virtualization
An enterprise-scale hyperconverged private cloud virtualization platform combining Proxmox VE cluster virtualization and...
TADA Automated Expense & Travel Management
A digitized, automated Travel Allowance & Daily Allowance (TADA) expense disbursement system developed for Agrani DOER A...
Enterprise Job Application & Recruitment Portal
A resilient, high-volume applicant tracking and recruitment portal designed to manage nationwide hiring campaigns for Ag...
Agent Banking Secure Mobile APK Delivery Portal
A centralized enterprise mobile APK distribution and version management portal engineered for nationwide POS terminals a...
LMS Web Portal & Virtual Training Cluster
A comprehensive, cloud-native Learning Management System (LMS) engineered for high-concurrency vocational training, digi...
Agent Banking Real-Time Report Portal
A mission-critical financial analytics and reporting portal for nationwide Agent Banking operations. Built with an Angul...
Command Certifications
Professional validations from leading technology ecosystem partners.
HCIA & HCIP: Huawei Cloud Ecosystem Training
Huawei · 2022
Python Specialization: Python Basics & Programming for Everybody
University of Michigan (Coursera) · 2020
Diploma in Office Applications
Bangladesh Technical Education Board (BTEB) · 2015