Khandaker Abul Hasnat

- Implement solutions for automating deployment, provisioning and managing large-scale database environments | DB: MySQL,MongoDB,Cassandra - Infrastructure: Amazon EC2, Azure VM | Chef, Ansible,Jenkins - Ensure the highest level of uptime and Quality of Service (QoS) - as main point of contact for production incidents, root cause analysis, identify and resolve problem. - contribute planning, capacity forecasting and scale-out DB infra accordingly. - Improve observability by monitoring, tracing and logging

•Responsible for proposing and implementing database architectural changes to make DB infrastructure highly scalable, high resilience and optimized production DB. (Percona MySQL, Percona MongoDB, PostgreSQL) •Implement industry standard best practices for ongoing DB administration,High availability (HA) architecture,Monitoring,Centralize logging and DB ecosystem management. •Responsible for troubleshooting,Backup,Restore,DB process automation,Migration and realistic disaster management strategies.

• Participate in the design, deployment, and operation of our applications • Ensure that our applications are meeting our operation, availability, monitoring, and performance standards throughout our different environments • Develop automated and self-service processes • Run Infrastructure as Code and Continuous Delivery • Work together with the rest of the Infrastructure department to create the infrastructure of the future

•Ensure smooth operation of our production database systems, configure, maintenance & monitoring Mysql Multi-instances & Couchbase Cluster •Perform ongoing development & optimization, HA solution on our database systems, focusing on performance & scalability (approx. 300 instances, 32TB Data and 3 data centers) •Monitoring DB performance, identify areas where performance needs to be improved & provide solutions •Work with & support departments in designing, implementing & optimizing our software systems

• Web Development, Database Management & analysis (RDBMS, PL-SQL, data modeling, system & support design, Maintenance, RAID configuration, partitioning, clustering), disaster recovery procedures • Develop & implement Election Monitoring System, which provide live data during Election for analyze the quality of election process, fraud detection and statistically analyze the election result. • Design the system architecture, Report design, manage & monitor the developers work progress as a team lead

• Assist in Maintaining a complex database, management information system(MIS) in Oracle 11g • Designed, managed, implemented online based Accounting system & Health MIS system. This web based system implemented in 325 clinics in all 64 districts with 7 million patient’s information. • Analysis data & Produces a variety of scheduled reports from the database ( monthly MIS reports) • Provide Training, Assists with technical & functional tests of new system releases. Ensure the software quality & testing

•Develop & maintain food security & nutrition monitoring information System(MIS) •Develop software for collecting & sync data on food security & nutrition indicators from multiple surveys, analysis, create report & manage the Database •Develop Software for MDG-F project to tracking beneficiary (SAM,MAM & PLW) information & generate periodic report for improving Nutrition status of beneficiary •GIS Map based data representation •Liaise & coordinate with partners and relevant agencies for data collection

• Maintain 40 different projects data with MS Sql server 2005 & 2008 • Manage database systems in Development/QA/Production environments including installation, configuration, backup, recovery, replication, upgrades, schema changes, validation, export/import, analysis, data modeling, T-SQL, stored procedure, query, scripting, ETL,OLAP, optimization, performance checking etc • Monitor, Develop & analysis PDA based database • Provide training & monitor the research investigators work performance

• Maintenance of Management Information Systems (MIS) • Collecting data from field, cleaning & analyzing data, managing RDBMS database for faster reporting. Also working with Monitoring & Research unit for data related issues • Database Management, SQL query, data validation & scrutinizing, import & export different source of data, BEP web page development and maintenance • Installing and maintaining a local area network (LAN), Active directory, DNS, Proxy Server, Internet security and E-mail client

Software Engineering,Discrete Mathematics,Algorithms & Data Structures,Operating Systems Architecture,Artificial Intelligence,Information Security,Computer Networks I & II,Visualization, Computer Graphics & Data Analysis,OOP,Numerical Analysis and Differential Equations,Digital logic design