Student Loan Benefits project (employer's contribution to employees student loans, 401(k) Match, 529, Tuition Reimbursement)• Code review, feature development, handling ISO audits• Lead and manage cross-functional teams• Strategize and execute technology initiatives aligned with business goals.• Deliver high-quality solutions through backend, frontend, and DevOps.• Manage budgets, resources, and stakeholder communication• Integration with a payment system over SOAP• Processing loans data• Developing contributions logic• Web scraper integrations

Automated messaging solution for US credit unions• Successfully managed the European team, overseeing their performance and ensuring effective collaboration.• Developed robust web-scraper integrations to gather relevant data for streamlined processes.• Proficient in utilizing AWS, Docker, RabbitMQ, MySQL for scalable and efficient system implementation.• Conducted manual data analysis to derive valuable insights and inform decision-making.• Created a Chrome Extension to enhance user experience and facilitate seamless workflow.• Built a serverless architecture that reduced the total cost of ownership

Lending and borrowing platform for small businessWriting the business logic of investing and obtaining loans for small and medium businesses.• Development of a microservice for complex verification of a borrower through various external resources.• Development of the logic for automated decision-making about the reliability of the borrower and the issuance of a loan to him.• Generation of related documentation• Other responsibilities related to the subject area: automated calculation of payment schedules, processing bank statements, and searching for related persons.

1. Backend development of CRM for an ICO-platform. Working in SCRUM distributed team.• Designing REST API using ruby-grape• Writing unit and functionality testing using Minitest and RSpec• Interacting with external services to process crypto-transactions• Making background jobs using Sidekiq and some ActiveJob2. Internal project. Distributed application for stress testing that imitates user's behavior.• Interacting with several microservices by RabbitMQ and Sneakers• Designing microservice architecture• Developing a mining service that takes and processes mined data from web-driving worker• Taking part in developing a web-driving worker on PHP (not preferred language)• Developing application that manages IPs

Design and development of web applications on Ruby on Rails. Implementation of the client part. Manage a small team of developers.Developed projects:- Electronic ticket sales system- Photo reports of events- Several ecommerce applications for the sale of goods