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Schedule Interview NowMy name is Abrashyn O. and I have over 10 years of experience in the tech industry. I specialize in the following technologies: PostgreSQL, MongoDB, OpenCart, MySQL, PHP, etc.. I hold a degree in , . Some of the notable projects Iβve worked on include: π Microtransaction Platform for E-Wallets, π΅ Multi-Currency Payment Processor, πΌ Digital Wallet with Real-Time KYC, π Subscription Management System for Fintech, ππ³ Secure Payment Gateway Integration Platform. I am based in Warsaw, Poland. I've successfully completed 5 projects while developing at Softaims.
My expertise lies in deeply understanding and optimizing solution performance. I have a proven ability to profile systems, analyze data access methods, and implement caching strategies that dramatically reduce latency and improve responsiveness under load. I turn slow systems into high-speed performers.
I focus on writing highly efficient, clean, and well-documented code that minimizes resource consumption without sacrificing functionality. This dedication to efficiency is how I contribute measurable value to Softaimsβ clients by reducing infrastructure costs and improving user satisfaction.
I approach every project with a critical eye for potential bottlenecks, proactively designing systems that are efficient from the ground up. I am committed to delivering software that sets the standard for speed and reliability.
Main technologies
10 years
8 Years
2 Years
8 Years
Potentially possible
ING Bank ΕlΔ ski
Developed a scalable platform for secure wallet operations, enabling high-frequency microtransactions. The platform includes AML compliance checks, real-time notifications, and API integrations for seamless third-party merchant transactions. The project is under NDA, so code and links cannot be shared.
A high-performance payment processor capable of handling over 10,000 transactions per second. Designed for scalability and seamless integration with leading payment systems.
A secure digital wallet platform offering real-time balance updates, transaction history, and KYC integration. This project ensured compliance with AML standards while providing seamless user experiences. π‘οΈ
A subscription billing platform enabling automated invoicing, dunning management, and seamless payment provider integrations. Optimized for recurring payments, this project streamlined billing processes, enhancing efficiency and user satisfaction. π
Developed a robust payment gateway integration platform enabling fintech companies to process transactions securely and comply with Visa/MasterCard standards. The platform supports multiple payment methods, including Crypto, APM, and traditional card payments. Features include multi-currency support, fraud detection, and real-time transaction tracking. The project is under NDA, so I cannot share the code or links.
in web-development
2010-01-01-2014-12-01
in web-development
2014-01-01-2017-12-01