Twine
Twine

Senior Software Developer Built Payment Switch handling POS, PG, AEPS, and MicroATM transactions. Integrated secure transaction processing for Visa, Mastercard, and Amex networks. Optimized APIs and databases for high…

Gobi722

Senior Software Developer Built Payment Switch handling POS, PG, AEPS, and MicroATM transactions. Integrated secure transaction processing for Visa, Mastercard, and Amex networks. Optimized APIs and databases for high throughput and minimal latency. Designed ISO 8583 Message Formatter for network communication. Backend Developer — Kriyatec private systems Nov2022 - Jan 2025 Developed RESTful APIs using Golang and Node.js. Implemented Kafka-based event-driven architecture. Worked with…

Available to hire

Senior Software Developer
Built Payment Switch handling POS, PG, AEPS, and MicroATM transactions.

Integrated secure transaction processing for Visa, Mastercard, and Amex networks.

Optimized APIs and databases for high throughput and minimal latency.

Designed ISO 8583 Message Formatter for network communication.

Backend Developer — Kriyatec private systems
Nov2022 - Jan 2025

Developed RESTful APIs using Golang and Node.js.

Implemented Kafka-based event-driven architecture.

Worked with MongoDB, Redis, and RDBMS for data management.

Cloud deployment using AWS and Azure DevOps pipelines.

See more

Skills

Experience Level

Go
Expert
MongoDB
Expert
Oracle
Expert
Microsoft SQL
Expert
Node.js
Intermediate
Docker
Intermediate

Language

English
Advanced

Education

Bachelor of Engineering, Computer Science at Anna University
April 6, 2016 - April 23, 2020

Qualifications

Intermediate Golang
October 6, 2024 - April 6, 2025

Industry Experience

Software & Internet
    uniE613 ISO 8583 Message Formatter
    Designed an alternative to JPOS, providing a lightweight and efficient ISO 8583 message formatter. Achieved 5x faster processing speed compared to traditional JPOS implementations. Developed a high-performance, low-latency solution for secure transaction processing between financial institutions. Optimized resource utilization, ensuring minimal CPU and memory consumption. Implemented ISO 8583 message parsing and transaction workflows for seamless communication with Visa, Mastercard, and banking networks. Developed custom transaction handlers to support multi-channel payments and reconciliation. Ensured compliance with Visa/Mastercard security guidelines by implementing secure message transmission and encryption protocols (AES, 3DES).
    uniE613 Payment Switch – POS, PG, AEPS, MicroATM Integration (Visa, Mastercard, Amex)
    Designed and developed a high-performance Payment Switch system capable of handling transactions from various payment channels such as POS, Payment Gateway (PG), AEPS, and MicroATM, integrated with global networks like Visa, Mastercard, and Amex. Built secure and scalable backend services using Golang, ensuring efficient transaction processing, database management, and real-time communication through Kafka. Focused on security compliance, performance optimization, and reliable API development for financial transaction processing.

Hire a Back-End Developer

We have the best back-end developer experts on Twine. Hire a back-end developer in Chennai today.