Feb 2025 – Jun 2025 · 4 mos

• Training 90+ Bangladeshi Engineers in DevOps.

Sep 2024 – Present · 1 yr 6 mos

Sep 2024 – Present · 1 yr 6 mos

Sep 2024 – Present · 1 yr 6 mos

Apr 2023 – Nov 2023 · 7 mos · Greater London, England, United Kingdom · Remote

Sep 2020 – Aug 2023 · 2 yrs 11 mos

Sep 2020 – Mar 2023 · 2 yrs 6 mos

• ●Designed and built highly available, fault-tolerant, scalable architectures that facilitated the transition of businesses from on-prem to AWS, resulting in cost savings and improved performance.
• ●Improved web application resiliency and uptime by utilising various AWS services such as Elastic Beanstalk, EC2, ELB, ASGs, and CloudFront, achieving 99.99% uptime target and significantly reducing downtime.
• ●Improved infrastructure and application observability and reliability by shipping logs to AWS CloudWatch, and implementing real-time alerts and notifications through AWS EventBridge, SNS, Lambda, and Slack API.
• ●Implemented S3 storage solutions and policies that improved data security, durability, and availability, while reducing storage costs by 20%.
• ●Developed and maintained Jenkins continuous integration pipelines to streamline developers' creation of Docker images and software packages, resulting in improved development efficiency and speed.
• ●Captured all the infrastructure state as code using Terraform, which improved code consistency, versioning, auditability, and reusability leading to more efficient and reliable infrastructure.
• ●Implemented AWS Elastic Container Service (ECS) to deploy containerized applications, improving scalability and reducing infrastructure management overhead.
• ●Collaborated with stakeholders and cross-functional teams in an agile manner to ensure the quality of the software and deadlines of critical deliverables were met with expectations.

Feb 2020 – Jun 2020 · 4 mos · Remote

• ● Served as the lead teaching assistant for the "Data Structures and Algorithm (DSA)" course at the
• International Knowledge Centre for Engineering Education under the auspices of UNESCO.
• ● Mentored students and incorporated their feedback to restructure module materials, which led to a
• 37% increase in student engagement compared to previous cohorts.
• ● Led a team of other TAs as the Super TA, assigning tasks and providing feedback to ensure the
• successful completion of their duties.
• ● Developed and executed a promotion plan for the MOOC course among international students across
• Chinese universities, resulting in a 20% increase in enrollment for the next cohort.

Dec 2019 – Aug 2020 · 8 mos

• ● Assisted customers from across the globe with Microsoft 365 cloud-based product adoption,
• including migration strategy from on-prem to cloud, disaster recovery, and cost optimisation
• ● Troubleshot and maintained various Office 365 products, such as Exchange mailboxes, Azure
• AD, On-prem AD, Sharepoint, and Teams, ensuring optimal performance and availability.
• ● Enhanced email security, delivery rates, and accuracy by implementing transport rules and
• utilising various DNS configurations, such as SPF, DKIM, and DMARC; this resulted in a
• reduction of phishing emails, increased resiliency, and improved overall security.
• ● Deployed and configured Azure AD and Azure ADFS to integrate with Office 365, reducing
• user set-up time, authentication overhead, and IdP licensing fees, while also providing secure
• and seamless access to cloud services.
• ● Integrated Azure DevOps with Microsoft Teams, enabling notifications and alerts from build
• steps to release, accelerating software delivery, and improving the overall development
• lifecycle.
• ● Participated in incident management and root cause analysis, using monitoring and diagnostic
• tools to quickly identify and resolve issues, report and handle L2 escalation, and minimize user
• impact.
• ● Achieved a 40% increase in the rate of first-contact resolution of customer issues and a 31%
• improvement in customer retention by meeting SLAs and follow-up promises.
• ● Documented incidents, and reported customer suggestions, and technical issues to Microsoft,
• resulting in a 30% decrease in the average time to resolve technical issues.
• ● Collaborated with team members and provided assistance in interviewing and training new
• hires, resulting in a 20% improvement in team performance and a 10% reduction in employee
• turnover