Md Arafat Hossain Khan Email & Phone Number

Plano, Texas, Us

Working with voice biometric authentication system to prevent frauds. Recent advancements of generative AI leads towards synthetically generated voices which has the potential to break the authentication system. Worked in building security models to defeat AI attack as well.Responsibilities:• Research on building robust powerful authentication and fraud prevention systems.• End to end deployment of the system into client’s server and local development environments.• Continuous improvement and understanding the business needs.• Leading the team of AI research.

Mclean, Va, Us

Working in Recommendation Engine and Natural Language Processing teams. The servicing intelligence DS team researches and develops machine/deep learning(ML/DL), natural language processing (NLP) models leveraging state-of-the-art architectures, packages and techniques. The team also closely partners with engineering team to build end-to-end solutions, and deploy in scalable and resilient production system that serve 50+ million customers.Responsibilities:•End to end coding, testing, validating and monitoring fully functional machine learning applications.•Creating/improving deep learning based architecture for natural language processing related tasks, e.g. chatbot for customer service.•Improving and extending code and models using more efficient algorithms and more robust/generalized code.•Understanding production needs and respond to changing production requirement with upgraded architecture/code.•Working closely with production and tech teams to fulfill customer needs.•Technical documentation, presentation and whitepaper writing.•Mathematical and statistical analysis of the machine learning based products.•Advanced research on deep learning and general machine learning to take the product one step ahead of the market competition.Accomplishments:•Conversational Platform: Worked on customer facing applications like ENO Chatbot which serves 50+ millions of customers to solve their banking problems. I was able to start from writing the entire codebase to productionalize the chatbot including monitoring performance on real time data in two months. Moreover, the new version that I created showed better performance than the previous version of the chatbot and this is one of the top 30 models of the year 2021.•Smarter NLP: Improving the existing NLP infrastructure and providing more robust solutions.•Worked on several parents.Technology: PyTorch, TensorFlow/Keras, SQL, Deep learning, Natural Language Processing, Topological Data Analysis.

Dallas, Tx, Us

Responsibilities:•Based on business needs preparing solution using AWS AI Services, Platforms and Frameworks.•Building and maintaining applications using ASP.NET Core MVC C#, SQL Server.•Work with Big data app development strategies, NoSQL Data Modeling, build models with deep learning frameworks like Keras/Pytorch/Tensorflow using Python, cloud deployments in AWS. Working with web application framework for R like R-Shiny and Dash for python.•Help with Java based and android applications to build mobile apps for existing projects.•Theoretical/applied concepts of statistical learning techniques to analyze data and solving complicated problems and build mathematical models if needed. Interpret solutions in terms of data science and production environment.Projects:•Targeted Marketing Strategy: Analyzing the customers (ethnicity, ability, need, social circumstances etc) to offer promotions/deals of new/existing products. My role is designing the entire solution and lead the technical team. Utilized Deep Learning, Language Models (e.g BERT), Bayesian Statistics using TensorFlow/Keras, python on AWS over multiple different unstructured/semi-structured datasets. First phase of this project successfully went through the production and is being used by the real estate branch of Tasacom Technologies Inc.•Recommendation system: Suggesting knowledge seekers (institutions) the best match of the Subject matter Expert based on collaborative filtering, matrix factorization and deep learning Techniques for Tasacom Technologies Inc. Scaled with Apache Spark, Amazon DSSTNE, AWS SageMaker for massive datasets. Used TensorFlow/Keras,Python to build the model. Main application is developed using ASP.NET core MVC with SQL Server.Technology: NoSQL, MongoDB, Apache Cassandra, Python, R, Java, Deep learning, Natural Language Processing, TensorFlow/Keras, ASP.NET MVC Core C#, SQL Server.

Dhaka, Dhaka, Bd

Dhaka, Dhaka, Bd

I worked at the Department of Computer Science and Engineering.Courses Taught: Microprocessor & Interfacing , Web Database Programming, Electronic Devices &Circuits, Electrical Circuit Analysis.Projects and Grants: I was one of the founders of the ‘Reengineering of the Information Technology Research and Resource Center’ (ITRRC) at Jagannath University, which is a great platform for innovative computer science research in Bangladesh. This project was funded jointly by the World Bank and Bangladesh Government.Administrative: I was the member of planning, procurement, recruitment committees. I also worked to make courses curriculum and syllabus in conjunction with different universities. Used Technologies: SQL Server, MySQL, ASP.NET, C#, ASP.NET MVC, Visual Studio, IIS, Verilog, VHDL, MATLAB, EMU8086 Assembly, PSpice.

Richardson, Texas, Us

Responsibilities: Teaching mathematics courses to undergraduate students of various departments. Taught Courses: Topology, Applied Calculus, Differential Calculus, Calculus of Several Variables, Abstract Algebra, College Algebra for the Non-Scientist, Integral Calculus, Theoretical Concepts of Calculus, Differential Geometry, Linear Algebra, Mathematical Analysis.

Reno, Nv, Us

Research: Worked with intelligent transportation system. Did the project of On-ramp queue estimation and optimization, developed guidelines for transportation engineers with California Department of Transportation. Worked with Bandwidth Optimization for optimum man-hour of surface arterial. Computer vision using OpenCV for vehicle tracking and counting. Built an Accident Tracker system using Java for Android and ASP.NET.Used Technology: Excel VBA, Java, Mono for Android, Computer Vision, OpenCV with C++.

Dhaka, Bd

I worked in the Department of Electronics and Telecommunication Engineering.Courses Taught: Power Electronics , VLSI Design , Digital Logic Design , Numerical Analysis ,Optoelectronics , Digital Signal Processing , Digital Communication , Processing & Fabrication ,Wireless Communication , Microprocessor & Interfacing , Web Database Programming , ElectronicDevices & Circuits, Control Systems Engineering , Electrical Circuit Analysis.Responsibilities other than teaching: Built circuit and machine laboratories. Managed and improved the official website of People’s University. Supervised two undergraduate thesis.Used Technologies: SQL Server, MySQL, ASP.NET, C#, ASP.NET MVC, Visual Studio, IIS, MATLAB, Assembly, C, C++, PSpice, hSpice.

Vintage IT Limited is a software company in Dhaka that is specialized in software development, website development and web application solutions. Project Management Division focuses in management, coordinating and maintaining various large scale projects. They are also responsible to writing grants and proposals for different commercial solutions.Responsibilities: Writing project proposals for various large scale professional projects. Requirement analysis from both client side and translating it to technical teams. Creating the timeline and work-flow diagram. Maintaining the client and technical team coordination. Distributing works among team members. Financial analysis of projects, feasibility studies and SWOT analysis, milestone preparation. Ensuring best practices and future extendibility of projects. Managing subprojects with other third-party companies. Conducting training programs for newly appointed software developers.Environment: SQL Server, MySQL, ASP.NET C#, ASP.NET MVC, Visual Studio, IIS.

Responsibilities: Designing and maintaining ASP.NET based web and desktop applications for different local and international clients. SQL Server and MySQL Database design and implementation, Procedural Language for SQL, LINQ query for SQL and XML for various projects. Creating documentations of Sequence Diagram, Entity Relationship Diagram, Relational Schema, SQL Commands, PL-SQL Commands, Stored Procedures, Triggers. Designing and developing applications using Microsoft.NET Framework 3.5, ASP.NET MVC, C#, Ajax. Designing ASP.NET Web User Control, ASPX webform, Sitemap designing, working with cache and cookies, Telerik UI for ASP.NET. Deploying ASP.NET applications. Working in Test-Driven Development, unit test, Entity Framework, Deploying ASP.NET applications to IIS. Front end design using JavaScript, JQuery, ActionScript, HTML and CSS. Improving existing software solutions using best practice from both back and front end.Environment: ASP.NET, C#, ASP.NET MVC, ASP.NET Web APIs, ASP.NET Web User Control, ASPX webform, Telerik UI, Entity Framework, JavaScript, JQuery, ActionScript, HTML and CSS, SQL Server, MySQL, XML, LINQ, Visual Studio, SQL Server Management Studio, IIS.

Doctor Of Philosophy - Phd, Pure Mathematics

Master Of Science - Ms, Data Science

Graduate Certificate In Data Science, Data Science

Doctor Of Philosophy (Ph.D.) (Transferred To The University Of Texas At Dallas), Intelligent Transportation System, Civil And Environmental Engineering

Master Of Science (M.Sc.), Electrical And Electronics Engineering

Bachelor Of Science (B.Sc.), Electrical And Electronics Engineering