I'm MD Abdur Rahim, a Freelance Python & Django Developer with 5+ years of experience building secure, scalable, and AI-integrated web applications. I specialize in backend development using Django, REST APIs, Docker, and cloud platforms like AWS. I also work extensively with AI tools like OpenAI, LangChain, and RAG-based Chatbots, helping clients automate and enhance their digital solutions.
I’ve delivered projects across fintech, healthcare, and e-commerce, focusing on performance, clean code, and real-world problem solving. Certified by HarvardX (CS50) and Meta, I stay up to date with the latest in AI and backend tech.
Connect with me:
🌐 rahim.com.bd | 💼 LinkedIn | 🧑💻 GitHub | 🐦 Twitter/X
Feb 2020 - Present
- Designed and implemented web scraping pipelines using BeautifulSoup and Scrapy, extracting and analyzing data from 50+ websites.
- Created data visualization dashboards using Pandas, Matplotlib, and Plotly, helping clients make data-driven decisions.
- Automated data collection and reporting processes, saving clients 20+ hours per week.
Jan 2022 - Present
- Developed AI-powered chatbots using OpenAI GPT and LangChain, improving customer engagement by 40%.
- Fine-tuned LLM models for custom use cases, including sentiment analysis and content generation.
- Built AI-driven recommendation systems for e-commerce platforms, increasing sales by 25%.
Jan 2019 - Present
Developed and deployed 20+ scalable web applications using Django, Docker, and AWS, reducing client costs by 30% through optimized cloud solutions.
Built RESTful and GraphQL APIs for e-commerce platforms, social media apps, and SaaS products, serving over 100,000 monthly active users.
Integrated Generative AI models (OpenAI GPT) into client applications, enabling AI-powered chatbots and recommendation systems.
Conducted web scraping and data analysis for clients in finance, e-commerce, and healthcare, delivering actionable insights through interactive dashboards.
Mentored 10+ junior developers in Python, Django, and AI, improving their productivity and technical skills.
Feb 2020 - Present
- Developed multiple e-commerce platforms, including MarBlazeShop and Spyttest, with features that increased sales conversions by 15% through improved user interfaces.
- Designed a RAG-enhanced chatbot application, utilizing LangChain and OpenAI, which provided accurate, document-backed responses to user queries, significantly improving customer service efficiency.
- Created a comprehensive management system for an Italian-based company, facilitating better data handling and reporting capabilities, resulting in a 20% increase in operational productivity.
Jan 2024 - Present
I am currently pursuing the IBM Back-End Development Specialization, a comprehensive program designed to build industry-relevant skills in backend web development. Through this course, I am learning to develop server-side applications using technologies like Node.js, Express, Python, and Flask. The program covers essential backend concepts such as building and consuming RESTful APIs, working with databases like PostgreSQL and MongoDB, implementing user authentication, and ensuring API security. I'm also gaining hands-on experience in version control with Git and GitHub, and learning how to deploy applications to the cloud using platforms like IBM Cloud and Heroku. This specialization is helping me strengthen my backend development skills and prepare for real-world backend engineering roles.
Jan 2009 - Feb 2013
Acquired foundational knowledge and skills in computer science engineering, including programming, software development, and system analysis. Developed a solid understanding of core concepts, enabling a strong foundation for a technology and software development career.
Jan 2021 - Feb 2023
As a Senior Back-End Developer with Python, I have completed various courses on Udemy to enhance my skills in Django, FastAPI, Django REST Framework, Docker, Celery, AWS, and SQL. These courses have provided me with practical knowledge and hands-on experience, expanding my understanding of web development, database management, server operations, and more. This education and my work experience have equipped me with the necessary skills to excel in back-end development roles.
Jan 2021 - Jan 2023
Completed a comprehensive program on Coursera designed by Meta. The program covered a wide range of topics, including Python programming, version control, databases, Django web framework, APIs, full-stack development, and coding interview preparation. The program culminated in a Capstone project that demonstrated my ability to apply these skills to solve real-world problems. This program has equipped me with the necessary skills for a career in back-end development.
Jan 2018 - Feb 2023
Completed Harvard’s CS50X, CS50W, and CS50P courses with a 70% grade. Gained proficiency in C, Python, SQL, JavaScript, CSS, HTML, Django, React, Bootstrap, API Development, UI Design, Cloud Services, Exception Handling, Debugging, Unit Testing, Regular Expressions, Object-Oriented Programming, and File I/O.
May 2025
Awarded for valuable contributions to open-source AI and Python repositories that benefit the global dev community.
Mar 2025
Honored for consistently delivering top-rated freelance services in backend engineering and AI development.
Feb 2025
Recognized for developing cutting-edge RAG applications using OpenAI, LangChain, and vector databases.
Dec 2024
Awarded for exceptional backend development using Python and Django in high-impact freelance projects.
Django
Python
Unit Testing (Pytest)
Agile Methodology
Git & GitHub
MongoDB
MYSQL
PostgreSQL
CI/CD Pipelines
Kubernetes
Docker
AWS (EC2, S3, Lambda, RDS)
Hugging Face Transformers
LangChain
OpenAI GPT
Selenium
BeautifulSoup
Tableau
Matplotlib & Seaborn
NumPy
NumPy
Pandas
GraphQL
RESTful APIs
Web Scraping
Langchain