As a Senior Software Engineer, I specialize in developing and enhancing online processing systems, focusing on Rewards Programs and ISO 8583. I am experienced in working with multiple networks, including AMEX, FIS, and VISA, and have successfully conducted network certifications.🔹 Key Accomplishments 🔹✔ Successfully integrated Rewards Programs with online processing systems, enabling customers to enjoy personalized promotions.✔ Developed and implemented ISO 8583 modules to ensure secure and standardized transaction processing across various networks.✔ Conducted network certifications with AMEX, FIS, and VISA, ensuring compliance with their specific protocols and standards.🔹 Technical Expertise 🔹💻 Proficient in working with VISA-simulator VTS and AMEX-simulators, streamlining the testing and validation process.💾 Experienced in working with databases like Informix and Greenplum, optimizing data management and retrieval.⚙️ Skilled in addressing slow query execution, and enhancing system performance and responsiveness.🔹 Java Development & Rewards Programs 🔹🚀 Utilized Java's latest technologies to design and implement various reward programs, including promotion, program-based, and tier-based rewards.🧵 Developed multi-threaded applications to support concurrent processing, ensuring seamless user experiences.✅ Conducted rigorous unit testing using JUnit to deliver high-quality and bug-free software.I am passionate about leveraging cutting-edge technologies to build robust and scalable solutions that elevate user experiences and drive business growth.

● Spearheaded the development of robust online processing systems using Java forefficient payment processing from various networks, enhancing transactionreliability and speed.● Expert in ISO8583 standard, significantly improving communication protocolswith auth hosts and issuer processors.● Conducted in-depth network compliance assessments and certifications,ensuring adherence to industry standards and security regulations.● Utilized network simulators for comprehensive offline testing and certifications,bolstering system integrity and fault tolerance.● Innovated in rewards systems development for clients, enhancing customersatisfaction and loyalty through targeted benefits.

● Developed Java-based ETL processes to streamline the transfer of data from main database tables to facts tables, optimizing database load.● Utilized Crystal Reporting tool to create comprehensive reports tailored to the needs of multiple clients.● Designed and implemented a Java-based Data Syncing module, facilitating seamless data synchronization from the main database to the data warehouse.● Demonstrated proficiency in query building, optimization, and views development to enhance database performance.● Constructed client-specific dashboards using MicroStrategy tools to provide intuitive data visualization and insights.● Extensively utilized Informix and Greenplum databases for data warehousing purposes, ensuring efficient data management and retrieval.

● Develop Python scripts for web scraping, extracting data from various web applications, and storing it according to clients' specifications.● Assist clients with data extraction, data mining, and preprocessing tasks, ensuring that their data needs are met.● Deliver data in multiple formats such as CSV, XLSX, MySQL, JSON, and PDF, catering to clients' diverse requirements.● Perform task automation using Python and Selenium WebDriver, streamlining repetitive processes for increased efficiency.● Offer expertise in web scraping and data manipulation techniques to deliver high-quality results to clients, maintaining professionalism and reliability in service delivery.https://www.fiverr.com/omerjaved11/do-web-scraping-in-python

● Interned as a Python Developer at Tech About Startup, focusing on learning ERPNext development within the Frappe Framework of Python.● Acquired hands-on experience in ERPNext development methodologies and practices during the one-month internship period.● Assisted the development team in code contributions, issue resolution, and feature enhancement within the ERPNext framework.● Participated in code reviews, discussions, and sprint planning sessions to gain exposure to software development workflows.● Demonstrated eagerness to learn new technologies and methodologies relevant to Python development and ERP systems during the internship.