Cloud
Designing and operating resilient cloud foundations.
Oracle Cloud InfrastructureAWSAzure
DevOps Engineer · Cloud Infrastructure
Build reliably. Ship confidently.
I'm Md. Saydur Rahman, a DevOps & Cloud Infrastructure Engineer working with production systems, Kubernetes, Terraform, CI/CD, observability and Linux.
production topology
ap-singapore-1
InternetEdge traffic
Load balancerHA routing
KubernetesApplications
Data layerDB + cache
ObservabilityMetrics + logs
IaC managed
5M+01
users supported
Production infrastructure at national scale
99.9%02
availability
Reliability across production services
87.5%03
faster delivery
Deployment reduced from ~2 hours to 15 min
<60 sec04
deployments
Automated microservice release and rollback
About
Operations-first engineering, grounded in production reality.
I build the systems behind the product: the cloud foundations, delivery paths, monitoring and operational tooling that help teams ship with confidence.
Md. Saydur Rahman
Dhaka, Bangladesh
I work across production infrastructure, cloud migrations, automated delivery and observability. I enjoy turning fragile, manual processes into reliable systems that are repeatable, visible and easier to operate.
My focus is practical: reduce deployment risk, shorten feedback loops, make failure visible, and leave systems easier to understand than I found them.
$ whoami
Md. Saydur Rahman$ focus
Cloud | Kubernetes | IaC | CI/CD | ObservabilityCore expertise
One toolkit. Every layer of the delivery path.
Capabilities are grouped by the problems they solve—not arranged as a wall of logos.
Containers
Packaging and orchestrating repeatable workloads.
DockerKubernetes
Infrastructure as Code
Versioned, repeatable infrastructure provisioning.
TerraformCloudFormation
CI/CD
Fast, controlled delivery with automated rollback paths.
JenkinsGitLab CIGitHub ActionsAzure Pipelines
Observability
Metrics, logs and dashboards that make systems legible.
PrometheusGrafanaELK StackZabbix
Systems
Production operations, automation and troubleshooting.
LinuxUnixWindows ServerBashPythonPowerShell
Networking
Reliable traffic flow from edge to application.
TCP/IPNginxApacheHAProxy
Data & Security
Practical data platforms and identity-aware security.
PostgreSQLMySQLMongoDBSQL ServerOAuth 2.0SAMLOpenID ConnectVAPT
Experience
Building toward reliability, one role at a time.
01
Mar 2025 — Present
Jr. DevOps Engineer
CurrentAspire to Innovate (a2i), ICT Division
Production cloud infrastructure
CI/CD automation and production deployments
Monitoring, observability and cloud migration
Infrastructure automation
02
Aug 2024 — Mar 2025
Research Associate — IT Infrastructure
Bangladesh Center for Research and Planning
03
May 2024 — Aug 2024
Design Associate (Infrastructure)
Aspire to Innovate (a2i), ICT Division
04
Nov 2023 — Feb 2024
IT Intern
Quazi Enterprises Limited
Selected work
Engineering work, explained with context.
Public summaries are intentionally sanitized. Deeper details can be added through the CMS without exposing confidential infrastructure.
01
Platform engineering
SportsFixtures / Shozzle
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InfrastructureCI/CDObservability
View case study 02
Web infrastructure
BCRP Website
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LinuxWeb infrastructureOperations
View case study 03
Digital public infrastructure
LGD Digital Services
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CloudAutomationMonitoring
View case study Architecture & DevOps Lab
Systems thinking, made visible.
Sanitized architecture notes focused on traffic flow, operational decisions, security boundaries and lessons learned.
Delivery
CI/CD Architecture
Explore architecturePlatform
Kubernetes Architecture
Explore architectureOperations
Observability Stack
Explore architectureEngineering notes
Field notes from operating real systems.
Technical articles will be published here from the admin CMS. No placeholder expertise claims—only useful, reviewed writing.
Publishing soon
Practical notes on DevOps, cloud and production engineering
Kubernetes · Terraform · OCI · CI/CD · Linux · Observability
Credentials & education
Structured learning behind hands-on work.
Enhancing Digital Government and Economy (EDGE)
EDGE
Cisco CCNA Training
Cisco training
Education
B.Sc. in Computer Science & Engineering
Bangladesh University of Business & Technology
- CGPA
- 3.72
- Major
- Artificial Intelligence
Thesis: Cybersecurity in the Banking Industry: Identifying Vulnerabilities and Mitigating Cyber Threats
60-second overview
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Contact
Let’s build something reliable.
Book a short conversation for an interview, project consultation, consultancy engagement, or introduction.