Syed Saifuddin

Senior Integration Engineer | Java & NodeJS Developer | SAP NetWeaver Administrator

Australian Citizen
📞 +61 478 500 090 | ✉️ mail@saif.id.au | 📍 Australia

Professional Summary

Senior IT professional with 22 years of diversified experience across consulting, enterprise software development, middleware integration, SAP Basis administration, and 24/7 mission-critical production support. Strong expertise in Java, NodeJS, Spring Boot, microservices, Kafka messaging, API lifecycle management, and cloud-aligned architectures. Proven leader in onshore/offshore team management and large-scale modernisation programs.

Core Skills

Programming Languages

  • Java SE / Java EE
  • NodeJS, JavaScript (ES6+)
  • Python

Frameworks & Libraries

  • Spring Boot, Hibernate, Struts
  • ExpressJS, ReactJS
  • JSP / Servlets, EJB

Integration & Messaging

  • REST APIs, GraphQL
  • Swagger / OpenAPI
  • Apache Camel, Kafka

Databases

  • SAP HANA, Oracle, DB2
  • MySQL, SQLite, MS SQL

SAP Technologies

  • SAP NetWeaver / BASIS
  • ECC Upgrades, Solution Manager
  • SAPRouter, SAP HANA

DevOps & Tools

  • Linux (SUSE, AIX), VMware
  • GitLab, GitHub, JIRA
  • Tomcat, WebSphere, JBoss

Professional Experience

Senior Integration Engineer — Singtel Optus Pty Ltd, Australia

Feb 2023 – Present

  • Replaced legacy HPSOA middleware with XML-RPC based integrations.
  • Led enterprise-wide migration from Java 8/11 to Java 17 and Spring Boot 3.x.
  • Designed CyberSource-based payment microservices.
  • Produced API specifications, Swagger definitions, and integration contracts.
  • Implemented routing and orchestration using Apache Camel.
  • Provided production support and optimised response latency.
Technology Lead — Infosys (Westpac), Australia

Jul 2021 – Nov 2022

  • Led onshore/offshore teams delivering enterprise APIs.
  • Designed Jersey API platform for SMS and Email notifications.
  • Built Spring Boot push notification APIs.
  • Implemented Kafka-based asynchronous workflows.
Software Engineer — MOGOPLUS Pty Ltd, Australia

Feb 2019 – Nov 2020

  • Built NodeJS/React data-collector and reporting systems.
  • Automated regulatory reports saving one week per cycle.
  • Developed Puppeteer-based secure web scrapers.
  • Generated PDFs using wkhtmltopdf and Python analytics.
ERP Executive — United Steel Industrial Co., Kuwait

Apr 2015 – Jul 2018

  • Implemented SAP ERP on HANA end-to-end.
  • Installed SAP BO, Content Server, and Web Dispatcher.
  • Performed SAP BASIS operations and Linux administration.
Senior Software Engineer — Earlier Roles
  • Digital Processing System, Kuwait (2014–2015)
  • EHY Panasonic, Kuwait (2006–2014)
  • ACE Consultants, Pakistan (2002–2006)

Education

  • Master of Computer Science — Karachi University (2007)
  • Bachelor of Computer Science — FAST-NUCES Karachi (2002)

Certifications

  • SAP Certified Technology Associate – NetWeaver 7.0
  • Mendix Rapid Developer Certification