George – Java, Spring, Spring Boot

A product that brings control, real-time data, transparency, and choice to the commercial payments sector. It can offer help in managing the budget of small and medium companies.

• Created back-end and front-end flow;
• Integrated with Alloy, Plaid, Stripe, Sendgrid, FusionAuth, Firebase;
• Wrote integration tests and technical documentation;
• Onboarded new team members.

The cashback system is a complex case of business. They are used to offer good deals to customers in partners' shops and return a percentage of the product price to customer accounts.

• Developed new features into the actual product and migrated components to a new application from the old one;
• Wrote technical concepts and developed POC for new features or new projects related to the cashback system;
• Created clarity, took ownership of the new features, and made sure that new features arrived on production.

The project is used to manage consignment transport from each collection point of the transport company. Uploading data by Excel/CSV files or human input will track the path of a consignment number starting from supplier to customer. Each transport will calculate and match the amount of manipulated packages and create invoices and reports. Users have accounts with different rights and will access just the part of the process which they are responsible.

• Discussed, wrote, and negotiated all details and requirements for this project;
• Created different phases of POC;
• Wrote technical documentation;
• Developed application (UI, backend, and database);
• Configured Unix servers from inside the company;
• Offered maintenance;
• Kept training for employees and supported transfer from the old application to the new one.

A financial application from the research department. This is a web application with the purpose to calculate the stock market index.

• Developed new features;
• Debugged the code to identify issues and found optimal solutions;
• Offered support level 4;
• Configured servers and automated the deployment process;
• Wrote JUnit for the old and the new code.