Developed an algorithmic trading service (MVP) that allows users to create and launch strategies based on available indicators in just two clicks. The service is integrated as a Telegram Mini App, providing convenience and ease of use.
https://t.me/cresalo_bot/cresalo
The following frameworks and technologies were used in the project,
Backend: python, fastapi, ray, postgres, pgbouncer, redis, rabbitmq
UI: React, redux, rtk-query, zod, formik, i18next, typescript, Material UI, FSD
DevOps: docker-compose

Developed and maintained SettlePay Wallet, a financial application bridging cryptocurrency and fiat currency transactions.
Implemented features for depositing, withdrawing, and optimizing operations on major cryptocurrency exchange accounts.
Integrated a variety of deposit methods, crypto-fiat exchange services, and global merchant top-ups into the wallet.
Designed and implemented user-friendly Diia & Kycaid verification processes for seamless user onboarding.

App Link: https://play.google.com/store/apps/details?id=com.fourbill.settlepay

Developing an online payment system for monopay.com.ua

Developed a self-service terminal application

Participated in the development of a client-banking system, including integration with ABS B2 and implementation of a gateway for interaction with the UkrCard and EasyPay processing systems.