1. Lecturer, University of Information Technology and Sciences, Dhaka (January 2026 - Present)

2. Teaching Assistant, University of Liberal Arts Bangladesh (March 2023 - October 2024)

1. EdTech

2. Cybersecurity

3. Blockchain

1. Tanim, Abrar Mahbub, Hossain, Md. Foysal, Saria, Humira, Mansoor, Nafees, Design and Development of a Blockchain-Enabled Decentralized Framework for Academic Microcredentials, IET Software, 2026, 7326873, 16 pages, 2026. https://doi.org/10.1049/sfw2/7326873

1. A. M. Tanim, H. Saria, M. F. Hossain and N. Mansoor, "Dr. FANS: A Decentralized Micro-credential Verification System Towards Higher Qualifications," 2025 International Conference on Electrical, Computer and Communication Engineering (ECCE), Chittagong, Bangladesh, 2025, pp. 1-6, doi: 10.1109/ECCE64574.2025.11013113. keywords: {Distributed ledger;Reviews;Smart contracts;Focusing;Blockchains;Security;Reliability;Certification;Interoperability;Qualifications;Blockchain;Education;Decentralization;Smart Contracts;Micro-credentials;Hyperledger;ERC 721}

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1. Chairperson, IEEE ULAB SB (January 2024 - December 2025)

2. Chairperson, IEEE CS ULAB SB (January 2023 - December 2023)