About
Java Back End Developer with 3+ years of experience in Java-based application development, specialising in designing and implementing scalable RESTful APIs, optimising database performance, and building secure backend systems. Experienced in Spring, Spring Boot, J2EE, and full system life cycle development including analysis, design, coding, testing, deployment, and production support. Strong domain exposure in billing, subscription management, and e-invoicing systems. Adept at Agile development, CI/CD pipelines, and delivering high-performance solutions in fast-paced environments.
Skills & Expertise (19)
Work Experience
Intern
ZOHO
Mar 2022 - Apr 2022
Built a basic REST API framework to gain hands-on with core REST principles such as pagination, API design best practices, and fundamental HTTP methods.
Member Technical Staff - Back End Developer
ZOHO
Jun 2023 - Present
Designed and developed a scalable API framework to support e-invoicing compliance across two Southeast Asian countries—Singapore and Malaysia—processing over 900+ transactions per month in Malaysia. Implemented HMAC(Hash based Message Authentication Code)-based verification to securely validate incoming webhook data, enhancing overall system security. Enabled the export of invoice documents in XRechnung format, handling over 300+ exports monthly. Gained strong knowledge in XML parsing using the JAXB library.
Project Trainee - Back End Developer
ZOHO
Jun 2022 - Jun 2023
Involved in designing and implementing core workflows for subscription setup and automatic renewal within the Subscription Management system. Implemented logic to automate dunning follow-ups and integrated cancellation triggers based on overdue limit by reducing manual follow-up by 30%.
Education
B.E in Computer Science and Engineering - Velammal College of Engineering and Technology
2019 - 2023 · Afghanistan
Class XII - C.E.O.A. Matriculation Higher Secondary School
2018 - 2019 · Afghanistan
