Experience

Velwire

• Singapore
• Financial Services
• 1 - 100 Employee

• Senior Analyst - Cyber Security and Forensics

  • Aug 2022 - Present

  • Provides support on Application Security and Scanning for Web Application, Mobile Application, API Security, & DB Security • Provides support on Host/Network (Firewall, Router, Switch) Security and Scanning • Provides support on Network Traffic analysis and forensic through packet capturing and analysis tools • Provides support on Security Protection and Monitoring (SOC: Security Operation Center) through IDS/IPS/DDoS/SEIM Tool • Provides support on Application Security and Scanning for Web Application, Mobile Application, API Security, & DB Security • Provides support on Host/Network (Firewall, Router, Switch) Security and Scanning • Provides support on Network Traffic analysis and forensic through packet capturing and analysis tools • Provides support on Security Protection and Monitoring (SOC: Security Operation Center) through IDS/IPS/DDoS/SEIM Tool



Kona Software Lab Ltd.

• Bangladesh
• Information Technology & Services
• 100 - 200 Employee

• Sr. Manager

  • Jan 2022 - Aug 2022

  • Analyze new technologies and products and guide development team to design and adopt in different products/platforms.• Provide the sought-after solution to both local and global clients, as well as resolve issues related to smart card, electronic card, EMV payment, etc.• Prepare materials and conduct workshops for the top and renowned banks on EMV payment and migration, PKI, smart card, application and network security and so forth.• Guide on methodology and security framework best practices to the internal team for application and network vulnerability discovery and mitigation.• Provide supports to local banks for EMV card testing, card/security certification, and troubleshooting of any transactional issue. Show less

• Sr. Manager & Consultant

  • Jan 2017 - Dec 2021

  • Work closely with Sales & Marketing and Technical Marketing departments to provide the sought-after solution to both local and global clients, as well as resolve issues related to smart card, electronic card, EMV payment, etc.• Prepare materials and conduct workshops for the top and renowned banks on EMV payment and migration, PKI, smart card, and so forth.• Collaboration with the parent organization (HQ) in South Korea in different projects by analyzing scope, identifying requirement, preparing high-level design and work-breakdown structure (WBS) for the development team.• Provide support for card testing for the local banks.• Resolve technical issues of local banks, sometimes in collaboration with HQ.• Assign responsibilities to the team members and supervise their daily activities.• Help the development team overcome technical challenges and issues.• Take initiatives to enhance the products to accommodate requests received from the business teams.• Contributed in preparation of “Local Payment Scheme” specification—a set of EMV CCD-based specifications for contact interface and proprietary specification for contactless interface, covering Development of the Chip Application, Application Personalization, Terminal Application Development, Issuer Guidelines and more which can be used for a closed-loop payment system to reduce cost involved in managing global payment scheme.• Managed and saw to completion of development of electronic card backend server which is used for validating the OTP (One-Time Password) and dCVV (Dynamic CVV) cards used as second-factor authentication (2FA), following the international standard specifications provided by IETF RFC and Visa. Show less

• Team Manager, R&D

  • Jan 2013 - Dec 2016

  • Conducted in-house training sessions on cryptography, PKI, EMV payment and security for the newly joined employees.• Collaboration with the parent organization (HQ) in South Korea in different projects by analyzing scope, identifying requirement, preparing high-level design and work-breakdown structure (WBS) for the development team.• Assigned responsibilities to the team members and supervised their daily activities.• Helped the development team overcome technical challenges and issues.• Collaboration with Sales & Marketing and Technical Marketing departments.• Took initiatives to enhance the products to accommodate requests received from the business teams.• Development of a PKI-based CA (Certificate Authority) system which is an integrated system consisting of servers and management modules to issue and manage public key certificate that can be used in PKI and payment ecosystem.• Achieved FIPS 140-2 Level 3 certification for two cryptographic modules of KONA I Co., Ltd. meeting the requirements mentioned in NIST specifications. This special project covered all the activities from design to documentation required for certification.• Development of PKI middleware, following PKCS#11 and CSP specifications, which is required for any smart card based application on any OS (Windows, Linux, MACOSX, Android) to communicate with the smart card and thereby ensures Authentication, Confidentiality, Integrity and Non-Repudiation. Show less

• Sr. Software Engineer, R&D

  • Oct 2012 - Dec 2012

  • Analyze the requirement and prepare the high-level design.• As a team leader, manage the development tasks and assign to the team members.• Provide necessary support to the development team to overcome issues.



Institute of Science and Technology (IST)

• Bangladesh
• Higher Education
• 1 - 100 Employee

• Assistant Professor, CSE

  • Jun 2009 - Sep 2012

  • Conduct theory classes and lab sessions.• Prepare exam questions and evaluate exam papers.• Supervise projects and thesis.

• Lecturer, CSE

  • Jan 2004 - May 2009

  • Conduct theory classes and lab sessions.• Prepare exam questions and evaluate exam papers.• Provide assignment and help in assignment preparation.