Abdul Hannan

Contact Information

Karachi, Pakistan

Phone: +92 343 2324 575

Email: abdul.hannan2708@gmail.com

LinkedIn: View Profile

GitHub: AHannan

StackShare: View My Stack

Date of Birth: 27/08/1992

Technical Skills

Java, Spring Boot, Microservices, Rest APIs, Kafka, JHipster, PostgreSQL, Docker, Kubernetes, CI/CD, Jenkins, Maven, Gradle, Redis, Angular, Hibernate, gRPC, Python, JavaScript, TypeScript, SQL Server, AWS

Work Experience

Senior Java Developer - Ink-Software, Krakow, Poland

10/2022 – 01/2024

Developed the Merchant Portal for Saudi Telecom Company, serving over 8M active users and 10K merchants. Led microservices architecture, built REST APIs, and implemented report generation with gRPC.
Designed and developed a cloud-based architecture for dynamic reporting using Kafka and Redis for caching.
Built a frontend component with Angular for enhanced user interaction.

Principal Software Engineer - Qordata, Karachi, Pakistan

12/2013 – 09/2023

Led the development of Global HCP Engagement, scaling infrastructure to support millions of concurrent users.
Designed Consent and Dispute Management Systems for EFPIA, representing over 2,200 pharmaceutical companies.

Senior Java Developer - Devtek, Houston, USA

01/2021 – 09/2022

Spearheaded a scalable microservices architecture for Netnology's Telemetry Platform, serving 300+ engagements.
Optimized User Management systems and implemented efficient Kafka-based metrics handling.

Education

Master's Degree in Computer Science - University of Karachi (2013-2014)

Bachelor's Degree in Statistics - University of Karachi (2011-2012)