e-GP Consultant, Crystal Technology Bangladesh Ltd.
Md. Raihan Khan is a technology and project leader with over a decade of progressive experience spanning UI/UX design, full-stack development, e-Government systems, and public-sector digital transformation across Bangladeshi ministries and EU-funded international initiatives. He has a proven track record bridging policy objectives and engineering execution to build transparent, equitable, and trustworthy digital public services.
At Crystal Technology, Raihan serves as e-GP Consultant, supporting the firm's electronic Government Procurement (e-GP) engagements — guiding tender preparation, e-GP portal operations, bid evaluation workflows, and procurement-process compliance across the firm's national and international contracts.
He is also an active independent researcher in Trustworthy Artificial Intelligence, with current work focused on hallucination measurement, retrieval-augmented generation (RAG), knowledge graph retrieval, and low-resource Bangla-language NLP — aligned with the principles of the EU AI Act.
As e-GP Consultant, his focus areas span advisory, architectural, and research dimensions of the firm's technology practice.
Advises the Managing Director and senior leadership on long-term technology direction, build-versus-buy decisions, and platform evolution across hospital automation, SHR, and digital-attendance product lines.
Reviews software architecture for high-stakes engagements — from system design and database modeling to cloud and microservice deployment patterns — ensuring solutions are scalable and maintainable.
Guides the firm's responsible adoption of AI capabilities — particularly retrieval-augmented generation, Bangla NLP, and privacy-preserving analytics — in line with EU AI Act principles and Bangladeshi data-protection norms.
Brings hands-on experience from a2i, IMED, ICT Division, and the Ministry of Liberation War Affairs to support cross-ministry coordination on Crystal Technology's government contracts.
Sets user-experience standards for client-facing software and digital-service interfaces, drawing on his decade of UI/UX practice across national programmes.
Supports cross-border programme delivery and donor-funded initiatives, leveraging experience with EU-funded engagements across France, Italy, Belgium, Switzerland, and Germany.
Directs technical operations for the Bangladesh–Bharot Digital Service and Employment Training (BDSET) Center Project and the TCMS software, while supervising the “Birer Konthe Birgatha” digital archive's expansion and integration with the National Archives. Also coordinated the a2i project implementation support consulting engagement under the ICT Division.
Engineered the complete data-archiving system for the “Birer Konthe Birgatha” national-level project. Strengthened government monitoring capacity through the ePMIS training programme for the CEEPRM & ESI initiative under IMED, and supported flagship a2i digital-transformation initiatives.
Built and maintained the Online Classroom Management system for the iDEA Project (ICT Division) and the core training software for the Bangladesh–India bilateral BDSET initiative — enhancing nationwide digital literacy and employment-skills delivery.
Organised and executed customised overseas training programmes, ministerial study tours, and workshops for senior officials of various Government of Bangladesh ministries, coordinating with universities and government organisations across Europe.
Designed user-friendly websites and interfaces for a leading national ICT organisation, creating digital graphics and branding materials for enterprise-software and hospital-automation projects, and translating complex client requirements into effective, user-centric digital solutions.
B.Sc. in Computer Science and Engineering — North South University, Dhaka, Bangladesh — September 2018 to December 2023.
Relevant coursework: Artificial Intelligence, Machine Learning, Data Structures & Algorithms, Database Management Systems, Software Engineering, Discrete Mathematics, Probability & Statistics, Operating Systems, Theory of Computation, Computer Architecture, Engineering Mathematics.
Capstone research: “Handwritten Bangla Character Recognition — A Comparative Study”, supervised by Dr. Mohammad Ashrafuzzaman Khan.
Languages: Bengali (native); English — full professional proficiency, verified by official Medium-of-Instruction Certificate.
PyTorch, TensorFlow, Scikit-learn, Hugging Face Transformers, LangChain, OpenCV, Convolutional Neural Networks, ARIMA Time-Series Forecasting, Statistical Modelling.
LLaMA, Qwen, Gemma; Vector RAG, Knowledge Graph RAG, Hybrid Retrieval; FAISS, Neo4j; RAGAS Evaluation Framework; Prompt Engineering.
Hallucination Measurement, Faithfulness Evaluation, Answer Relevancy, Context Precision & Recall, Semantic Similarity, Data Anonymisation, Privacy-by-Design, EU AI Act alignment.
Bangla NLP, Low-Resource Language Processing, Multilingual Tokenisation, Mixed-Script (Bangla–Latin) Text Processing, OCR.
Python, JavaScript, Java, C, C++, SQL, PHP, HTML5, CSS3; React, Node.js, Express, REST APIs; full-stack and object-oriented development.
MySQL, PostgreSQL, MongoDB, Neo4j; relational and graph database design; ETL workflows.
UI/UX Design, User Interface Development, Visual Branding, Digital Graphics, Web Design, Front-End Prototyping.
e-Government Procurement (e-GP), ePMIS, Result-Based Monitoring & Evaluation, Digital Archiving, National Stakeholder Coordination.
Git, GitHub, Linux, VS Code, Jupyter, Google Colab, ReportLab, Microsoft Office Suite.
Delivered under Management and Training International Ltd. as consulting and implementation partner to ministries of the Government of Bangladesh.
Dedicated implementation support to Aspire to Innovate (a2i), Bangladesh's flagship initiative for citizen-centric digital service transformation. Coordinated technology delivery across multiple e-Government workstreams aligned with the national digital strategy.
Delivered technical support for flagship national initiatives focused on building a smart government and a digitally inclusive society — smart-city services, citizen-engagement platforms, and public-sector digital infrastructure.
Strengthened government monitoring and evaluation capacity by analysing and supporting the ePMIS training programme for result-based evaluation across ministries, aligning M&E workflows with international standards.
Engineered and now manages the complete data-archiving system preserving testimonies, documentaries, and memoirs of Bangladesh Liberation War freedom fighters, with integration to the National Archives.
Developed, maintained, and now oversees the core training software and the TCMS training-content management software for the bilateral initiative enhancing digital literacy and employment skills.
Built a secure Online Classroom Management System with user authentication, course delivery, and learner-progress tracking — serving entrepreneurs and innovators across Bangladesh's tech-startup ecosystem.
Organised and executed a high-level ministerial study tour across three European countries on medical simulation and skill-lab infrastructure, liaising between the Bangladeshi delegation and academic stakeholders.
Executed the international training components of a major EU-funded urban public-health and nutrition project, managing programme logistics and knowledge transfer across four European countries.
Active research informs Crystal Technology's responsible-AI roadmap — particularly around RAG, knowledge-graph retrieval, and low-resource Bangla NLP.
End-to-end evaluation system benchmarking three retrieval-augmented generation pipelines — standard vector RAG, Knowledge Graph-based retrieval, and a Hybrid approach — on the Bangladesh Public Procurement Rules 2025 (PPR_2025). Evaluated each pipeline across LLaMA, Qwen, and Gemma using hallucination rate, faithfulness, answer relevancy, context precision and recall, answer correctness, and semantic similarity. Built a several-hundred-query Bangla test harness with custom mixed-script PDF reporting.
Investigated methods to combat misinformation in conversational AI systems, focusing on enhancing information accuracy and authenticity to build public trust. Surveyed trustworthiness frameworks aligned with emerging AI governance principles — transparency, factual grounding, and temporal accuracy.
Comparative study of deep-learning architectures for Bangla handwriting OCR — contributing to digital inclusion and the preservation of cultural heritage in a low-resource language context.
Computer-vision system automating classroom attendance with strong focus on data anonymisation — demonstrating an early commitment to human-centred and rights-respecting AI design.
