Junayed Rahimin

Junayed Rahimin

Payment Systems Expert | Mobile Banking Specialist

Senior Software Engineer specializing in payment systems, mobile banking, and digital wallet solutions. Extensive experience with SSL Wireless, working on critical projects for MetLife Insurance, VISA Network, and major financial institutions with PCI DSS compliance and high-security standards.

SSL Wireless MetLife VISA

Experience

Senior Software Engineer

SSL Wireless

2018 - Present
  • Leading development of mobile banking and digital payment solutions for major financial institutions
  • Working on critical projects for Fortune 100 companies (MetLife Insurance, VISA Network)
  • Implementing secure payment integrations with PCI DSS compliance and enterprise-grade security standards
  • Building scalable fintech applications handling millions of transactions with 99.9% uptime
  • Expert in payment security: encryption, digital signatures, tokenization, and fraud prevention

Software Engineer

Previous Companies

2015 - 2018
  • Developed financial software and payment systems
  • Worked on secure transaction processing
  • Implemented encryption and security protocols

Major Projects

🏢 MetLife Insurance EFT Payment Automation

Enterprise payment system for Fortune 100 insurance company. Developed Electronic Funds Transfer (EFT) payment automation system for MetLife Insurance, processing thousands of insurance payments daily with strict security, compliance, and audit requirements. Implemented end-to-end encryption and real-time transaction monitoring.

Payment Processing EFT Enterprise Security Compliance Audit Trails Real-time Monitoring

💳 VISA Network Virtual Card System

Global payment network integration with VISA's highest security standards. Contributed to development of virtual card system for VISA Network, ensuring secure transactions with handshake mechanism, digital signatures, and encrypted requests with hashed codes adhering to VISA's enterprise-grade security standards. Implemented PCI DSS Level 1 compliance.

VISA Integration Encryption Digital Signatures PCI DSS Level 1 Tokenization Security Protocols

🏦 Mobile Internet Banking Solutions

Banking applications for major financial institutions. Developed mobile internet banking applications for prominent banks including NRB Bank, Padma Bank, and SBAC Bank. Built secure, user-friendly banking apps with comprehensive features including fund transfers, bill payments, account management, and biometric authentication.

Mobile Banking iOS/Android Banking Security Banking APIs Biometric Auth Multi-factor Auth

💰 FastPay Digital Wallet

Widely-used digital wallet serving thousands of users. Contributed to development of FastPay, a Kurdish digital wallet, enabling secure money transfers, bill payments, and merchant transactions. Implemented real-time payment processing and fraud detection mechanisms.

Digital Wallet Payment Gateway Mobile App Fraud Detection Real-time Processing

🔐 Payment Service Integration (Bkash & Utilities)

Secure payment gateway integrations with national payment systems. Successfully integrated Bkash (leading mobile financial service) and various utility services ensuring compliance with security standards. Maintained properly encrypted data facilitating add-money integration and secure, audit-ready transactions.

Bkash Integration Utility Services End-to-end Encryption API Integration Compliance

Technical Expertise

Payment Systems

Payment Gateways EFT Digital Wallets Mobile Banking Transaction Processing

Security & Compliance

Encryption Digital Signatures PCI DSS Security Standards Compliance

Development

Java Spring Boot Mobile Development REST APIs Microservices

Integration

Third-party APIs Banking Systems Payment Networks Bkash VISA