
Oleksandr
From Ukraine (UTC+3)
10 years of commercial experience
Lemon.io stats
3
projects done889
hours workedOpen
to new offersOleksandr – PHP, JavaScript, Laravel
Oleksandr is a Senior Full-stack developer with experience architecting applications at all levels. He is well-versed in best practices and approaches to programming principles and can justify his decisions on technologies and implementation. Having worked in various domains, Oleksandr is effective both solo and as a team member. Outside of work, he enjoys an active lifestyle, including skiing, gym workouts, boxing, and playing football.
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Potentially possibleExperience Highlights
Senior Full-Stack Developer
A photo, film and video directory, is a vibrant community where creativity thrives. Our users can quickly discover the talents they need, stay updated with their latest work, and remain informed about the latest trends in the world of photography and videography.
- Designed front-end and back-end architecture;
- Integrated analytics;
- Developed editorial CMS pages;
- Handled deployments and refactored legacy code.
Senior Full-Stack Developer
Accounting practice management software that includes Client Management, Project Management, and Task Management. Stay updated on all activities within the firm by utilizing an inbox system, and share your files and thoughts via the comment system. A comprehensive, user-friendly, and highly functional software solution tailored to the unique needs of an accounting firm.
- Created front-end and back-end architecture;
- Integrated stripe API;
- Build tailored design;
- Resolved tricky logic;
- Real-time data updating.
Senior Full-Stack Developer
A Human Resource Management system that allows you to control your staff and daily check-in possibility with the tracking algorithm and connection to the Hubstaff Tracker. You can add your own alerts to control the hours tracking of your employees and own a personal cabinet for the employee and customer, and check your earnings and reported hours.
- Worked in a team;
- Integrated REST API;
- Reviewed code;
- Integrated with the payroll system;
- Created new features and algorithms.
Senior Full-Stack Developer
A system that automatically scans emails for receipts and extracts key information, such as the merchant’s name, date of purchase, and total amount paid. It includes Google, Hotmail, Outlook, FastMail, and IMAP. The system provides additional integration with QuickBooks and allows users to sync their expenses automatically. The system also extracts a photo of the barcode if it is present in the text of the letter or from the pdf file.
- Integrated with the Mailbox providers;
- Integrated QuickBooks;
- Implemented Firebase Cloud Messaging and Authentication;
- Added new features and algorithms;
- Integrated OAuth 2.0;
- Performed Docker configuration and managed the deployment process.
Team Lead
A risk management system that detects and blocks any fraudulent activity that fraudsters might attempt with the customer’s online banking account or payment card in real-time.
- Created full project structure and architecture;
- Integrated REST API;
- Created flexible configurations and connections to the bank provider;
- Implemented PSD2\ISO standards;
- Integrated ACS.
Team Lead
The project's main idea was to create one system where you can track and manage staff, goods, and manufacturers at one time. The system allows you to control and track orders coming to the API to check whether needed goods are available or need to be prepared, then distribute them to subsequent processing levels based on the status we get.
- Supervised a team of 3 developers;
- Created structure and architecture for the whole project;
- Reviewed code;
- Created environment configuration.
Senior Full-Stack Developer
It's an e-commerce store that sells furniture with an AI algorithm that analyzes an uploaded picture of the furniture and picks the selected categories and colors for filtering or when you are adding a new item. You can Sign Up as a Store and have your own customizable page with the contact data and a list of products in stock.
- Made full project structure and architecture;
- Estimated time;
- Worked in a team;
- Built database structure;
- Created scalable environment;
- Integrated AI.