Experience

• Research Assistant
  University of Missouri, Columbia, MO, USA
  Jan 2025 - Present
  • Working in an NSF (National Science Foundation) funded research project:
    • Designing and Conducting Computational Experiments.
    • Collaborating with cross-functional teams of scientists from the University of Illinois at Urbana-Champaign and the University of Notre Dame.
    • Preparing Scientific Presentations and Research Paper for Conferences.
    • Assisting in setting up Research Computing Lab.

• Teaching Assistant (Computer Science)
  Northern Illinois University, DeKalb, IL, USA
  Aug 2020 - May 2024
  • Held office hours, graded weekly assignments, quizzes, final exams, and proctored exams for courses:
    • CSCI 330: UNIX and Network Programming; Fall 2021, Fall 2022, Spring 2023, Fall 2023, Spring 2024.
    • CSCI 463: Computer Architecture and Systems Organization; Spring 2022.
    • CSCI 240: Computer Programming in C++; Fall 2020, Spring 2021.

• Graduate Staff Assistant (Data Science & Business Intelligence)
  Northern Illinois University, DeKalb, IL, USA
  Jun 2022 - Sep 2022
  • Generated occupations and skills-based suggestions for graduate students by applying Data Science on Labor Market Data supplied by Emsi Burning Glass and 18K course syllabus documents.
  • Ran processes on a Hybrid CPU/GPU Computing Cluster having 60 nodes capable of 30 teraFLOPS.
  • Detected and Corrected errors in 13 Python scripts caused due to System Migration (Windows to Linux).
  • Performed Data Migration from flat files to Snowflake (Cloud Computing-based Data Warehouse).
  • Generated Data Visualization using Microsoft Power BI for Graduate Career and Professional Development portal.

• Specialist (Customer Insights Platform & Operational Support Systems)
  Robi Axiata Limited, Dhaka, Bangladesh
  May 2019 - Feb 2021
  • Developed at least 10 scripts using Python, PL/SQL, Linux Shell, Windows PowerShell to automate manual jobs to save at least 4 man-hours per day that is approximately $8K per year.
  • Managed Oracle, MySQL, Microsoft SQL Server Database Systems.
  • Provided Server Administration Assistance (Linux: Red Hat Linux, SUSE Linux, and Windows: 2012 R2, 2016).
  • Initiated Telecom Network Change Request, Monitored and ensured Necessary Follow up.
  • Extended operational supports in Agile and Scrum projects where more than 100 daily manual tasks were automated with a budget of more than $1 million.
  • Analyzed network performance data of approximately 50 million subscribers by using tools and scripts.
  • Performed System Administration of Telecommunication (Transmission, Radio, and Core) Network Management Systems (NMS) and Customer Insights Platforms - 4 developed by Nokia, 6 developed by Huawei, and 2 developed by Ericsson.

• Jr. Engineer (Business Intelligence & Data Warehouse)
  Grameenphone IT (Wipro Bangladesh) Limited, Dhaka, Bangladesh
  Aug 2018 - May 2019
  • Performed Developments and Operations of daily ETL (Extract, Transform, Load).
  • Investigated Data Trend Mismatch from a revenue of approximately $40K per day.
  • Generated monthly High Value customers’ database from 83 million subscribers using PL/SQL.
  • Integrated new processes in Oracle Data Integrator (ODI) at least 2 times a month.
  • Monitored daily Operating System and Database performance of a cluster of 8 Linux servers.

• Project Engineer (Transmission Optimization & Modernization)
  Robi Axiata Limited, Dhaka, Bangladesh
  Apr 2018 - Jun 2018
  • Ensured daily implementation support in Project (Agile) Management and Vendor Management.
  • Initiated and monitored at least 10 Network Change Requests initiation and execution per day for 3G to 4G network upgradation.