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  • jpos Consultation & Development

    $25/hr Starting at $25 Ongoing

    Dedicated Resource

    i have 7+ year of experience in jpos development for various clients jCard Integration Switch Bridge POS/mPOS Integration

    HibernateJavaSoftware DevelopmentSwitches
  • Cardex - ATM Simulator

    $25/hr Starting at $25 Ongoing

    Dedicated Resource

    ATM simulator for (NDC+, Diebold 912 and Wincor Procash protocol ATM networks) which can simulate states, screens and network message protocol for QA Testing & ATM Configuration Development. This simplifies...

    C#Compliance ConsultingContent WritingCreativeDirector
  • Cardex - Host Simualtor

    $25/hr Starting at $25 Ongoing

    Dedicated Resource

    is a next generation host simulator which can automate and simulate any entity in an entire payment value chain. This includes but not limited to the simulation of cards, terminals, acquiring, issuing...

    App DevelopmentInternational BusinessMobile DevelopmentNetworkingOrder Processing


Founder of Cardex - FinTech Solutions( Founder of SpiderPay - Digital Ewallet Payment system ( Founder of KapTaxi - Taxi Service (

I am a Java developer who is having more than 7+ years of experience in programming, specialized in QR Payment, EMV, Banking Payment System & Telecom technologies.
Hands on Experience in :
• Core Banking, Digital Payment Gateway, CMS, Payment Processors & Switch, Retail & Acquiring System Development and Integration.
• Good Knowledge on ATM application, POS, MPOS integration on various Acquiring Host System (Postilion, Base24, PowerCard, Open2..).
• Strong Knowledge on EMV (Contact & Contactless), QR Payment, Tokenization & Digital Wallet, E-Money, Global Platform & Java Cards.
• Experience in Creating Service Oriented Architecture using RESTful and SOAP, Micro services, Creating Reusable components, Application Clustering and Load Balancing, Application Profiling, Database Replication, B2B integration & Cloud Deployment (Amazon AWS).
• Hands on experience in NoSQL databases like MongoDB and Relational Database Like MSSQL, MYSQL, & Oracle Exadata in database design following normalization, writing stored procedures and performance optimizations in MS SQL & Oracle Database.
• Having very good knowledge on jpos framework and ISO 8583 protocol for banking interface and Payment system development.
• Good Knowledge on PAX Devices & Platform for Developing Retail Integration for Acquiring Systems (EMV & QR Payment Integration).
Models: (A920, D220, D180, E500, QR55).
• Having experience in working with Various banking integration for
1. National Bank of Abu Dhabi - Postilion Terminal App iso Integration (ADNOC Smart Fuel Payment System - 400 Petrol Stations)
2. National Payment Corporation of India - First Data Switch (Switch Certification Simulator, Card Perso & Validation Tool).
3. BancNet Philipines (Payment Switch).
4. Krung Thai Bank - Base24 Switch (Digital Payment Solution)
5. United National Bank - Postilion Switch (ATM & XFS Simulator, Host Stress Test tool).
6. Thai Military Bank (TMB) - Prompt Pay (QR Payment)

Work Terms

Hourly Rate : 25$