Umair Ahmad Khan

Responsible for writing, optimizing and maintaining production-level backend code using Python, SQLAlchemy, AWS and Docker. Implemented a performance logging tool that reduced bottleneck detection time from hours to minutes, enabling faster and moretargeted performance improvements. Optimized multiple backend services at both server and database levels, achieving an overall 35% improvement in product performance.

• Daily programming in server and client-side using Python (Flask and FastAPI), Mongo DB, SQLAlchemy, MariaDB and Ionic/Angular. • Initiated the migration and designed new architecture for the company's flagship product in FastAPI improving performance by 40%. • Communicating with stakeholders to understand business initiatives, set roadmaps, and determine software requirements. • Developed 60% of the code of the company application stack (Flask/FastAPI and Ionic/Angular)

• Involved in design and development of the application using Python, MongoDB and Django that delivered and enabled subsequent company success resulting in a 24\% increase in process improvement/efficiency. • Used the Python language to build a complete Investment Management Business System. • Established an approach that improved the investment reporting system of 1000+ employees which lowered the time it took to track their financial analysis by 74\%.

• Maintaining and writing RESTful APIs with Python, Mongo DB, SQLite, AWS and Flask on distributed architecture • Configured a DNS server (UDP and TCP) for GDPR compliance and Phishing attacks • Served Applications in Docker container using Nginx/uwsgi • Client-Server Communication (TCP/IP) and Websockets with ZeroMQ/SSL • Machine learning for baseline creation and anomaly detection • Network traffic management using Wireshark, tcpdump, nDPI/ntop, tapirx and snort • Vulnerability/Threat Scanner using Nmap

• Worked with DB developers to architect new features and solutions for customers. • Developed custom queries for complex reporting tasks, which increased report accuracy by 88\% in the first month of implementation. • Maintained SQL scripts indexes and complex queries for analysis and extraction. • Improved system efficiency by 60\% through optimising SQL queries. • Supported Database architecture and development to enhance the Enterprise Applications.

• Involved in analysis, design, coding, implementation and testing of the application. • Designed and co-developed solutions for a big Aerospace company using C-sharp, ASP.NET MVC, Entity Framework, Web Services, HTML5, jQuery, JavaScript, SQL Server, Kendo UI and related technologies. • Utilized MVC to consume REST APIs and MEF/MOCK Framework for Unit testing. • Created SQL Server databases, tables, views, stored procedures and database backups using SQL Server Management Studio.

• Did analysis, design, development, testing and deployment of many Web and Desktop applications using C-sharp, ASP.Net, Web forms, ADO.Net, HTML, CSS, Javascript and jQuery. • Built complete end-to-end Travel and e-commerce websites from scratch.