Mohammad Mahadi Hasan Email & Phone Number

Dhaka, Bd

Dhaka, Bangladesh

#Development Responsibilities:=> Development of Azure Cloud Native Applications following Microservice architecture on .NET core API using various official Nuget libraries. Design and leading up development of event-driven architecture with Confluent Kafka and KSQL DB to follow Streams and Table strategy. -> Development of auth application for token-based REST API security with Auth0 -> EF Core for DB migrations and NPGSQL for PostgreSQL Single Server -> Azure key vaults to store secrets and Azure File shares for data backup -> Confluent Kafka library to publish messages to Kafka topic as producer and subscription to the KSQL DB table -> Managing the PV and PVC out of Azure Elastic SAN volume per pod, Services for Pods -> SignalR to create Hub-Client systems for real-time data transfer and Titanium Web Proxy to forward the user request to the desired endpoint=> Design and development of Emergency POS out of Cloud POS to leverage the sales of a store/shop even if the retailer chains are under a ransomware attack. See details, https://www.fiftytwo.com/pos-52viking-emergency-pos#Kubernetes Cluster Responsibilities:=> Setting up and maintenance of Kubernetes Cluster. Kubernetes Certificate Issuer and Cert Manager to define ACME TLS certificate authority(CA) Let’s Encrypt. Nginx Ingress Controller as a reverse proxy for load balancing and API Gateway=> YAML (Helm and Umbrella charts) for various K8S objects.=> Deployment and maintenance of KSQL DB and KSQL CLI#Azure Admin Responsibilities:=>Azure Kubernetes Cluster setup and maintenance.=> Creation of storage accounts, and key-vault secrets to use in .NET applications. Providing access control on the application level and file share backups.

Dhaka, Bangladesh

-> Setting up Azure DevOps self-hosted build agent in the on-premise server. Communication with OpenSUSE build service API server to build RPM(CentOS, Rocky compatible) and store them in Red Hat Satellite server. -> Hands-on expertise: Azure EntraID, Azure Subscription, Resource Group, Azure Kubernetes Service, Storage Account, Azure Virtual Network(VNet), Virtual Machine Scale Sets(VMSS), Azure Disk, Azure Key-Vault, Custom Role, Access Control(IAM), Service Principal, Azure RBAC access, Azure Managed Identity, Azure Alert Monitoring, and many more.-> POC on Strimzi Kafka CRD installation and maintenance.->Azure DevOps and Jenkins pipeline setup for CI.->ArgoCD for autonomous CD->Created Proof of Concept (POC) to containerize ViKING POS and ViKING Server(Store Controller).->Orchestrated OCS(Omni Channel Server) in Docker containers, emphasizing scalability.->Proficient in Docker image creation, containerization, and Compose YAML.->Managed Ansible for local staging infrastructure.->Development of Auth0 token verification sidecar app in Python Flask Framework. ->Deployed OCS in AKS cluster with Kubernetes PODs.->Scaled Apache server with fast CGI app in AKS and optimized performance.->Utilized Azure file share for persistent storage (SMB and NFS protocol) and log collection.->Set up and maintained PostgreSQL server for OCS.

Dhaka, Bangladesh

->Conduction of manual testing to grasp application insights and domain knowledge.-> Automating testing processes by writing test cases and using Bash and Python scripts.->Integration of multiple test suites into Continuous Integration (CI) pipelines for rigorous code testing.->Managing CI servers (Bamboo and Jenkins) to streamline testing and binary package delivery.->Debugging code base for precise bug reports for Jira issues and made moderate-level code contributions in C and C++ POS project.->Hands-on expertise in Linux OS, utilizing tools like awk, sed, and find, and creating RPM packages for streamlined installations with package managers.

Dhaka, Bangladesh

Joined as a junior Android developer and did an MVP project with the Ionic framework to have a cross-platform mobile application.

Dhaka, Bangladesh

-> Modification of Java SWING open source desktop project uniCenta POS according to beauty salon Bene's Career Academy requirements-> Maintain Java EE Student Information System project, create Java Servlet and JSP pages, and maintain the TomCat server. Setting up a cronjob to trigger SMS alerts. JQuery and Ajax to create responsive JSP pages. Mysql DB to store students' profiles and institute information. Create API endpoints to connect with the POS system.-> C# desktop application to collect student attendance from biometric fingerprint device.

Bachelor Of Science (Bsc), Computer Engineering

Higher Secondary School Certificate, Science

Secondary School Certificate, Science