Emil – React Native, React, Typescript

A project enabling users to oversee and document work progress throughout production. Additionally, supervisors can utilize the system to locate specific samples and review current and historical statuses for comprehensive monitoring.

• created the front-end architecture;
• implemented advanced searching and filtering features for data tables;
• analyzed and improved data flow in API communication;
• wrote unit and integration tests;
• debugged and resolved the application's issues.

A mobile application allowing users to control energy consumption and bills. The solution provides a detailed analysis of energy consumption and involves notifications about changes in energy prices and the monthly bill estimation.

• redesigned charts for better user interactions;
• implemented new features based on business needs;
• ensured that the application runs as smoothly as possible;
• wrote e2e tests with the Detox framework;
• optimized GraphQL queries and caching to remove redundant requests.

The project empowered restaurants to create customized applications affordably, with clients shaping content and themes through the CRM. Individualized payment solutions were consistently tailored for seamless integration.

• optimized a ready-made application;
• debugged and resolved the application's issues;
• redesigned and implemented the data flow in the application;

A collaborative hiring software offering an ATS with advanced Candidate Scoring capabilities. With features like a LinkedIn Extension, Drag & Drop Pipeline, and Task Automation, it provides seamless collaboration in the recruitment process. The incorporation of AI enhances the capabilities of the Recruitment ATS & CRM, making it an all-in-one platform for managing the hiring process.

• implemented the 'Send Later' feature in a built-in mail client, a redesigned payment process, and various small features based on UX&UI designs;
• took part in designing the business logic of the application;
• debugged and resolved the issues;
• wrote unit, integration, and e2e tests;

It is a shopping destination in the heart of Poznań, seamlessly blending commerce and art. The website and mobile application serve as intuitive tools, guiding users to navigate the diverse array of stores within the mall.

• designed and implemented front-end and back-end architecture;
• build front-end from scratch, worked on API and a mobile application;
• enabled the communication between API and third-party applications;
• debugged and resolved the ongoing issues.

The company is laying the groundwork for a more inclusive economy, driven by the ambition to empower individuals through the capabilities of blockchain technology.

• worked in a large Front-End team for which rapid development was a priority;
• implemented TradingView charts with a fully customized theme;
• delegated to contact the technical side with the client;
• led 5 front-end developers (in a short period);
• debugged and solved application problems.