Hello, I'm Arsalan Ahsan I'm a full-stack developer with 3+ years of experience. I enjoy building sites & apps. My focus is on Backend Development.
About me
Hello! I'm Arsalan Ahsan, a Full Stack Developer and M.Sc. Computer Science student at Philipps-Universität Marburg, Germany. I have over 3 years of professional software engineering experience building scalable backend systems, RESTful APIs, and enterprise-grade applications.
My primary expertise lies in Java, Spring Boot, Python, FastAPI, REST APIs, PostgreSQL, Docker, Kafka, and Microservices. I enjoy designing clean architectures, solving complex backend challenges, and developing reliable software solutions for mission-critical environments.
My Projects
Pathopan
AI-powered veterinary diagnostics platform for automated pathology analysis and report generation. Built backend APIs and scalable services using Python FastAPI, PostgreSQL, Alembic, and Docker.
- Python
- FastAPI
- PostgreSQL
- Docker
- Alembic
- REST APIs
Vodafone Qatar Payment Gateway
Payment backend for postpaid and prepaid services. Enabled 3D Secure Google Pay and improved transaction success rate.
- Java
- J2EE
- PostgreSQL
- Oracle WCS
- Agile
KYC Backend System – Al Khaleeji Bank
KYC microservices for digital onboarding and verification. Built with Spring Boot and PostgreSQL. Reduced manual checks and improved onboarding efficiency.
- Spring Boot
- Microservices
- PostgreSQL
- Docker
My Skills
Programming
Java
Python
JavaScript
Web Development
Spring Boot
FastAPI
HTML
CSS
React.js
DevOps and Cloud
Jenkins
CICD
Prometheus
Grafana
Github
Bitbucket
Gitlab
Shell Scripts
Docker
Kubernetes
Bash- Shell
Application Deployment
Nginx
Apache- Docker
- Kubernetes
Databases
MySQL
PostgreSQL
MongoDB
Redis
Operating Systems
Linux
Windows
MacOS
Microsoft Office
Word
Excel
PowerPoint
My experience
Working Student – Software Developer
Aicendence, Munich, Germany
Built FastAPI backend for veterinary pathology tools using PostgreSQL, Alembic, and Docker; designed scalable architecture and 20+ unit tests to support future production readiness.
Jan 2025 – May 2025Full Stack Developer – Systems Limited
Karachi, Pakistan (Vodafone Qatar)
Engineered secure payment APIs (Java 8, Spring Boot, J2EE, Oracle WCS, PostgreSQL), increasing Google Pay 3D Secure success by 15%.
Jan 2023 – May 2024Software Engineer – Avanza Solutions
Karachi, Pakistan (Al Khaleeji Bank)
Built KYC microservices with Spring Boot. Reduced verification time by 40% and maintained 95% uptime with strong collaboration across teams.
Jun 2021 – Dec 2022My Education
Masters in Computer Science
Philipps University of Marburg, Germany
Currently pursuing a Master's degree with a focus on backend systems, distributed architectures, and AI-driven services.
Apr 2024 – Expected Sep 2027Bachelors in Software Engineering
University of Karachi, Pakistan
Graduated with a solid foundation in programming, system design, and software lifecycle management.
Jan 2017 – Dec 2020Contact me
Please contact me directly at ahsanarsalan412@gmail.com or through this form.