日本と海外をつなぐクラウドソーシング

Christian Commission for Development in Bangladesh (CCDB)

Assistant Programmer

2007/01～ 2008/05

Duties & Responsibilities:
• Responsible for Development & Managing software Application for project RNIMP-I & II
• Developing new software applications in different projects with business analysts and technical architects
• Upgrading existing software as the project RNIMP-I & II needs change
• Coordinate with team members to perform programming based on project requirements.
• Researching, consulting, analyzing and evaluating system program needs
• Assist in planning and implementing the data integration and data migration activities.
• Testing software to ensure the code is correct, fixing ('debugging') errors where they occur, and rerunning and rechecking the program until it produces the correct results.
• Writing, update and maintaining program code for system requirements, designs and technical specifications.
• Supervision of data entry, data Processing and perform Troubleshoot & bug fixes.
• Responsible for write SQL statement, scripts, stored procedures and functions for ad-hoc report.
• Generating & prepare budget for process & monthly progress report.
• Various Analytical reports on SES Data for Resettlement Action Plan (RAP).
• Install & Support applications & Maintain accurate and complete technical documentations

Integrated Service Limited, Sheba Phone

Billing IT Officer

2008/05～ 2009/02

Duties & Responsibilities:
• Responsible for Maintain and operate smooth operation of Ebill Billing Software & Database (EBill-Infozech & MS-SQL Server).
• Maintain & Monitoring the Inter-Carrier Access Settlement Software Application ICAS-Infozech & MS-SQL Server.
• Determines operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions.
• Development & Design various in-house applications such as Trouble ticketing system, Selfcare, Inventory Management System & CRM.
• Developing new software applications in different official projects with business analysts and technical architects.
• Identifying technology limitations and deficiencies in existing systems and associated processes, procedures and methods
• Support, maintain and document of different software functionality & website design update.
• Software design, diagnosing, testing, correcting errors, implementation, improving database performance capacity, tuning & Security.
• Writing, update and maintaining program code to meet system requirements, designs and technical specifications.
• Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code standardization and understandable.
• Performing day to day backup of billing database and CDR files & check recover database from backup
• Generate various types of reports using SQL queries, Store procedure & Functions.
• Managing & Monitoring CDR Mediation & Rating process in billing.
• Monitoring Daily Credit Control Process & Prepare Monthly Bill Generation.
• Configuration & feasibility analysis for new plan & package in billing system.
• Be responsible for VAS systems development, configuration and maintenance.

M&H Telecom Ltd

System Engineer Billing

2009/02～ 2011/09

Duties & Responsibilities:
• Responsible for Maintaining & Operating CBOSS Billing Software & Tariffication and Rating administration.
• Research, evaluate and synthesize technical information to design, develop and test for Revenue billing software
• Responsible for administration Oracle Database (Oracle 10g) & performing Day to day database administration
• Database design, implementation, testing, improving database performance capacity, tuning.
• Monitoring archive log & process for physical standby database oracle 10g..
• Development & Design various in-house applications such as Rating Engine, Trouble ticketing system, ERP, Report Application System and Upgrading & Managing website design & content.
• Software design, implementation, testing, improving database performance capacity, tuning.
• Identifying technology limitations and deficiencies in existing systems and associated processes, procedures and methods.
• Assess, test, troubleshoot, log check, upgrade and develop maintenance procedures for operating systems, communications environments and billing & others applications software.
• Testing, debugging, diagnosing and correcting errors and faults in an applications programming language & managing to ensure programs and applications perform according to specification.
• Writing, update and maintaining program code to meet system requirements, designs and technical specifications.
• Responsible for Invoice Generation process & Prepare Monthly Bill Generation Report.
• Development & Design of Resettlement Management Solution Application for handling dispute amount of monthly invoice with GSM Operators.
• Prepares and installs solutions by determining and designing system specifications, standards, and programming.
• Improves operations by conducting systems analysis; recommending changes in policies and procedures.
• Develop and architect lifecycle of projects working on different technologies and platforms.
• Investigate, analyze and make recommendations to management regarding technology improvements, upgrades and modifications.
• Performing SQL & PL/SQL (SQL Programming Code) script writing for reporting.
• Engage with billing vendors to resolve programming issues & identify future needs.
• Provide report on a weekly basis of all system design & maintenance activities.
• Developed UNIX shell programming and SQL scripts for database monitoring, backup & automatic process for CDR transfer & backup.
• Generate different analytical report for top management to show the current and future projection of revenue.

Bangladesh Internet Exchange Limited, Multinet Group

Manager, IT & Billing

2011/09～ 2015/09

Duties & Responsibilities:
• Responsible for Maintaining & Operating Billing Application & System and Provision programming solution and Configuration & feasibility analysis for new Plan & Package & Database Administration (Oracle 11g,Mysql,Sql Server).
• Responsible for Support AMDOCS Billing Software Integration by Soap, API programming with different systems (AAA/SPR).
• Development & Database design LTE Billing System, Credit control also Integration with core network HSS & SPR.
• Develop Auto Activation process & Application & soap & API Integrate with billing system.
• Develop USIM Registration & Authentication Management System and IPTSP Billing Charging Application.
• Development & Design various in-house software such as CRM , Ollo Recharge Application, Trouble ticketing system, HRM, Selfcare, Sales Commission Application, Fibernet Billing Application ,Revenue Application, Report Application, CDR Analyzer Application, Inventory, MIS, Upgrading & Managing website design & content.
• Responsible for VAS systems design, development, Programming code & execution like bonus packages, auto email/sms notification, payment system, double bonus for churn subs ,customer portal, CRM, Support desk etc.
• Develops software solutions by feasibility analysis; conferring with management requirements; Analysis systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.
• Develop features across multiple subsystems within existing applications, including collaboration in requirements definition, prototyping, design, coding, testing and deployment.
• Ollo Selfcare System development for automatic data processing (ETL) from different Application System.
• Planning, Designing, Implementation & Integration with vendor of 1C ERP Solution for Payroll & Accounting Software.
• Troubleshooting and providing service support in diagnosing, resolving and repairing system malfunctions, encompassing workstations and communication infrastructure
• Managing & Monitoring in Oracle Database Backup & Recovery using RMAN.
• Monitoring archive log & process for physical standby database oracle 11g.
• Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code.
• Preparing and maintaining documentation & policies and detailing operational procedures and system logs.
• Providing advice, guidance and expertise in developing proposals and strategies for software design activities
• Performing SQL & PL/SQL (SQL Programming Code) script writing for reporting & performance tuning.
• Provide experience consulting to or supporting software & database implementations, upgrades or operations.
• Prepare and review an effective financial budget for IT & Billing Software Infrastructure to support business as per the Budget Calendar and Provide Bill of Materials (BoM) for equipment required to meet future requirements.
• Liaising with billing vendors for service providers, analyzing, recommending, installing and maintaining software upgraded applications or patch; and monitoring contractual obligations, performance delivery and service level agreements.
• Demonstrate relevant knowledge and expertise in any or all of the areas of the platform and related business operations, including Point of Sale, Customer Service, Billing, Provisioning, or other key system or process areas.

Cresittel Co Ltd, Cambodia, Phnom Penh

Project Manager, IT

2011/10～ 2017/03

Duties & Responsibilities:
• Manage and implement projects involving cross-functional disciplines as well as external development resources.
• Coordinate tasks, milestones and availability of project resources.
• Proactively manage and minimize project risks and develop appropriate mitigation and contingency plans.
• Responsible for Integration with API between Selfcare and NGBSS Billing System of Mobile Operator (clients).
• Integration with different System & Process such as iCare, SMS gateway, Service Ticket & Stock Management
• Development & Design of Application & Database ERP features HRIS System and Telecom solution ICS-Selfcare.
• Design & development database and application of ERP feature HRIS module Time Management, Requirement Process, Business Trip, Workforce Planning, Training, Payroll, Reporting and Performance Appraisal.
• Integration with Smartluy API (payment GW) with ERP-HRIS system for auto payment & design BI for different applications.
• Develop Auto data processing (BI) & Application & soap & API Integration & SMTP & SNMP Configuration.
• Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code.
• Work closely with Product Line Manager to translate customer/business requirements to the development team.
• Providing advice, guidance and expertise in developing proposals and strategies for software design activities
• Performing SQL & PL/SQL (SQL Programming Code) script writing for reporting & performance tuning.
• Develops software solutions by feasibility analysis; conferring with management requirements; Analysis systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.
• Develop features across multiple subsystems within existing applications, including collaboration in requirements definition, prototyping, design, coding, testing and deployment.
• Manage software delivery (inclusive of QA) to internal/external customers.
• Testing, debugging, diagnosing and correcting errors and faults in an applications programming language & managing to ensure programs and applications perform according to specification.
• Writing, update and maintaining program code to meet system requirements, designs and technical specifications.

Bangladesh Internet Exchange Limited, Multinet Group

Deputy General Manager, IT & Billing

2017/03～

Duties & Responsibilities:
• Responsible for Maintaining & Operating Telecom Billing Software & System and Provision programming solution and Configuration & feasibility analysis for new Package and Data Processing and database Administration
• Prepare and review an effective financial budget for IT & Billing Software Infrastructure to support business as per the Budget Calendar and Provide Bill of Materials (BoM) for equipment required to meet future requirements and Control the budget and expenditures of the department.
• Recruit and supervise computer analysts, engineers, programmers and assist their professional development and training.
• Liaising with billing vendors for service providers, analyzing, recommending, installing and maintaining software upgraded applications or patch; and monitoring contractual obligations, performance delivery and service level agreements.
• Demonstrate relevant knowledge and expertise in any or all of the areas of the platform and related business operations, including Point of Sale, Customer Service, Billing, Provisioning, or other key system or process areas.
• Develops software solutions by feasibility analysis; conferring with management requirements; Analysis systems flow,
data usage, and work processes; investigating problem areas; following the software development lifecycle.
• Research, evaluate, plan and synthesize technical information to design, develop and test the application and systems
• Meet with different department to discuss the system and application requirements, specifications, costs and timelines.
• Providing advice, guidance and expertise in developing proposals and strategies for software design activities
• Evaluate the organization's technology use and needs and recommend improvements, such as hardware and software upgrades.
• Assigned modifications and new reports to available programmers and monitored their progress until the programs/reports are placed in production.
• Directed training and trained staff to operate computer, operating billing application and peripheral equipment.
• Identifying technology limitations and deficiencies in existing systems and processes, procedures and methods.
• Review and approve all systems charts, resource allocation and programs prior to their implementation