Vadivel

 sYSTEM Engineer Vadivel Raju Objective: Detail-oriented Application Support Engineer with 11+ years of experience in monitoring, troubleshooting, and optimizing application performance in production environments. Strong background in software development, database management (Oracle), cloud platforms (AWS), and DevOps practices. Skilled in scripting, testing, and providing technical support to end users. Passionate about ensuring seamless application deployment and functionality. Career Brief  Programming & Scripting: Python, Shell  Databases: Oracle  Monitoring Tools: AWS CloudWatch  Version Control: Git, GitHub  Cloud Platforms: AWS (EC2, S3, RDS), Azure  DevOps & CI/CD: Jenkins, Docker, Kubernetes, Terraform  Operating Systems: Linux, Windows Certifications • AWS Certified DevOps Engineer – Professional • Oracle Database Program with PL/SQL (1Z0-149) Professional Experience • Around 11+ years of IT Experience with different type domains. • Hongkong Bazaar – HK (Mar-2025 – Till Date) as System Engineer. • KC INTERNATIONAL (Nov-2022 to Feb-2025) as System Engineer. • Worked with ANS MultiSolution (Aug-2020 to Sep-2022) as System Support Engineer • Worked with A.S Watson Hong Kong under payroll of Nityo Consultant Hong Kong(Apr-2019 to March-2020) as Senior Developer • Worked with Nous Info systems Pvt. Ltd around 1.7 years (Aug-2017 to Feb-2019) as Consultant. • Worked with Aetins Software Global Services Pvt. Ltd., (Dec-2012to Aug-2017) as Analyst. • Worked with Harita Techserv (TVS Group of Company) – (Dec-2011 to Dec-2012) as Software Engineer Projects: Employer Hongkong Bazaar Project Name HK-E-commerce Role System Support Project Description: E-commerce platform enabling users to browse products, manage shopping carts, and complete secure transactions. The application includes user authentication, product catalog management, and an admin dashboard for inventory and order tracking. • Provide support for users encountering issues during the online purchasing process. • Troubleshoot and resolve technical problems related to payment gateways, user accounts, and order processing. • Monitor system performance and downtime, ensuring the purchasing system is operational 24/7 • Work closely with development teams to report bugs and suggest enhancements based on user feedback • Utilize monitoring tools to detect and respond to system outages or performance issues promptly. • Assist customers with account setup, password recovery, and navigating the online platform. • Address queries related to product availability, order status, and shipping details. Conduct workshops or webinars for users to enhance their understanding of the online purchase system Employer KorChina Logistics Holdings Limited Project Name K-web and K-interface Role Senior System Analyst Project Description: An international freight forwarding and third-party logistics company headquartered in Hong Kong Since 1994. Roles & Responsibilities: • Having End-to-End building, Supporting and Implementation experiences in Oracle Database 12c ,Forms & Reports and Oracle Apex 5.1 • Support to ORDS update process • Working experience in SQL* Loader and UTL_FILE Package and involving into performance tunings. • Monitored, troubleshot, and optimized application performance in production environments. • Developed and executed testing plans to validate application functionality before deployment. • Assisted in configuring applications across development and production environments. • Collaborated with internal teams and external vendors to ensure best practices in deployment. • Maintained up-to-date documentation of configurations, processes, and troubleshooting steps. • Provided training and technical support to end users, enhancing system adoption and efficiency. • Automated monitoring and alerting processes using Python and Shell scripts to improve system reliability. Projects: Employer ANS Multisolutions Client Name: DECCAN Project Name MPL , APL Role System support Project Description: Since 2000 start the manufacture silicone composite insulator for power transmission product in India. Roles & Responsibilities: • Provided Level 1&2 technical support for business applications, reducing downtime by 30%. • Assisted in application deployments and troubleshooting issues related to cloud-based solutions. • Managed and optimized SQL and NoSQL databases for business applications. • Implemented CI/CD pipelines with Jenkins and GitLab, improving deployment efficiency. • Created support documentation and trained users on system functionalities • Regulate, improve, and troubleshoot existing company application systems to enhance performance and reliability. • Manage the entire software development process for new application systems, ensuring alignment with business requirements. • Provide technical support and assistance to end-users, resolving issues efficiently. • Work closely with both in-house and vendor development teams to ensure smooth application deployment and maintenance. • Utilize application monitoring tools to proactively identify and resolve system issues. Employer Nityo Consultants Hong Kong Client Name: A.S Watson Retail Project Name Retail Management System Role Senior Developer Project Description: An Applicationis to build for the world's largest portfolio of retail formats, retail brands and has the largest geographical presence in worldwide over than 15000 stores. Roles & Responsibilities: • Customization and support live production Oracle RMS/WINS/WINS++ • Done changes required as per UAT. • Optimized packages from total execution time from 30 minutes to 2 minutes to get more real timedata. • Customized database packages or other objects. • Development of WINS++ • Led troubleshooting efforts to diagnose and resolve application-related issues. • Assisted in software design, development, and implementation in accordance with SDLC best practices. • Provided end-user training and support to optimize system utilization. • Maintained databases and performed scripting tasks to enhance system functionality. • Working on live production support monitoring, modifying and adding new batch jobs. Employer Nous Infosystems Pvt. Ltd Client Name: Robert Bosch Engineering and Business Solutions Private Limited Project Name Project Lifecycle Management Role Consultant Project Description: An application to build new product by analyze all country standards. Roles & Responsibilities: • Do the Impact Analyze for Functional and code changes • Detailed Design Document Preparation Based on Business Requirements • and Functional Requirements • Analysis Document Preparation • Test Case Preparation • Developing Forms & Developing Reports • Customization of Forms and Reports • Support and Maintenance Activities • Release Management activities • Support Ticket Handling Employer AETINS Global service Pvt., Ltd., Client Name: MEDGULF Takaful Project Name Life and Health Insurance software Technologies Oracle SQL,PLSQL,FORMS and Reports Role Analyst Project Description: Takaful Health Insurance Application developed forMEDGULF Takaful and migration existing data into new system as per ISF standards. Roles & Responsibilities: • Involve in full development cycle of Planning,Analysis, Design, Development, Testing and Implementation. • Helping application development team in preparing technical designs and perform construction activities. • Wrote Sequences for Automatic generation for unique keys to support primary and foreign key constraints in data conversions. • Developed and modified triggers, packages, functions and store procedures for data conversions and PL/SQL procedures to create database objects dynamically based on user inputs. • Wrote SQL,PL/SQL programs required to retrieve data using cursors and exception handling. Worked on XML along with PL/SQL to develop and modify the applications. • Worked Closely with clients to establish problem specifications and system designs. • Use bulk collections for better performance and easy retrieval of data, by reducing context switching between SQL and PL/SQL engines. • Performed SQL and PL/SQL tunning and Application tunning using various tools like Explain Plan,SQL Trace and AUTOTRACE. • Created records, tables, collections(nested tables and arrays) for improving Query performance by reducing context switching • New Takaful Health Insurance Application developed for MEDGULF Takaful and successfully moved to Live Employer AETINS Global service Pvt., Ltd., Client Name: Internal Project Project Name Elevation (Life Insurance) Role Analyst Project Description: Scope of the project is to convert Oracle Form based Insurance SolutionFramework (ISF) into Java Based Application. Roles & Responsibilities: • Converting around 150 Oracle Forms into Java based application is a tedious job. • Convert the business logics written in forms in a PL / SQL block as Object Type • Adopted Oracle Object Type methodology for developing services to handle the business logics inside the Type body as methods and attributes as the data carrier between Oracle and Java. Employer AETINS Global service Pvt., Ltd., Client Name: Al RAJHI Takaful Project Name Individual and Group Life Insurance Role Analyst Project Description: The Takaful (Insurance Application) is a customized application developed forAl RAJHI Takaful. Roles & Responsibilities: • Scope of the project is to developing and supporting ISF Group and Individual Life Insurance policy servicing. • This system is maintains customer policy servicing that’s Issue a new individual or Group policy based on Life and unit link plan, Bonus calculation, Surrender the Group and Life Policy, Lapse, Renewal,Termination and Revival Policy, Generate agent commission etc. • Prepare the VCT(Value Chain Technology) document for code changes and Unit Test case documents for all possibilities scenarios. • We are Supporting and Developing the Complex and Simple reports and was developing both Arabic and English language reports. All the reports are two format one MIS and another one is Letter. Major reports are Policy Schedule(Education, Retirement and Term),Daily collection statement , fund statement details and Revival, Surrender confirmation letter etc. Academics 1. B.B.A in Alagappa University with aggregate of 74% in 2011. 2. Diploma in Computer Application in NIRDS in the year of 2002 with 84% 3. Secondary School Certificate in Government Higher secondary School in the year of 2001 with 55% Personal Details: Name:Vadivel Raju Date of Birth: 04-Aug-1983 Marital status: Married Nationality: Indian Notice Period:Immediate Joiner Current Country :Hong Kong