Daniel — React Native and Node.js Developer
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Community-focused app designed to match mentors with wards, facilitating a unique mentoring experience. It features Google authorization for secure sign-in, alongside registration options through passcodes and email verification to ensure user authenticity. The app offers both group and private chat functionalities via web sockets for real-time communication. Notifications are managed through Cron jobs, which also oversee the assignment and alteration of admin rights. Battlepeer integrates SendGrid for email communications and supports the generation of various reports, such as lists of all organizations or blocked users. Additionally, it employs TypeForm and access keys for creating and tracking user completion of surveys.
Read morePikkuna specializes in manufacturing custom-made plastic windows for terraces, verandas, and gazebos. The company's app enables users to visually design their home or garden enhancements by taking a photo and drawing their desired window shapes, including dimensions, doors, and additional features directly on the image. The app provides a realistic visualization of the proposed alterations. Daniel contributed by first ensuring database connectivity using Airtable, then developing the "drawing" functionality for user designs. The project progressed to allow for the construction and generation of a comprehensive PDF drawing, with backend integration also connected to Airtable. Server optimization was a key aspect of his work on this project. The first step for Daniel was to check the connection to the database using an airtable. Next, he had to implement the “drawing” functionality which allowed the user to indicate the shape of the window. The second stage was the development of the functionality to allow for the construction and generation of a complete pdf-drawing. The backend was also connected to an airtable. As part of the project, he also optimized the server.
Read moreAs part of the team, Daniel worked on developing a system for controlling KIA, Hyundai, and Genesis cars using a digital key. The initial phase involved creating a flexible widget flow for the ONE hiring platform, utilizing a specialized builder that transformed structured objects into informative widgets. Daniel was responsible for managing data transfer tasks using RabbitMQ, a queue broker, and played a crucial role in integrating the system with the RAT hiring process.
Read moreApp designed to aggregate professional courses from various fields including cinema, journalism, theater, design, photography, sports, music, science, culinary arts, visual arts, and more, into a single platform. Daniel contributed to the development of the website, enabling users to access and view online courses easily. He also implemented a payment system, allowing users to purchase lessons through their personal accounts, enhancing the overall user experience by facilitating seamless transactions.
Read moreHolistic corporate communication system, effectively serving as a one-stop-shop for all communication needs. Daniel played a pivotal role in developing this server from the ground up, utilizing technologies such as Node.js, Express.js, and Fastify. A notable feature of Voicenter Calls is the ability for clients to download recorded calls through a direct link, where the server facilitates the proxying of requested files from various storage options, including Amazon S3 and FTP.
Read moreIn the Bravo Pay project, a suite of FinTech products, Daniel focused on CRM integration by designing and implementing a portable module within the company's product ecosystem. His contributions included transitioning parts of the applications from Javascript to Typescript to enhance code reliability and maintenance. Additionally, Daniel developed a comprehensive notification system leveraging Nest.js, PostgreSQL, RabbitMQ, node-mailer, the API of Telegram, and worked extensively with NodeJS, GraphQL, and MongoDB.
Read moreProject dedicated to bridging the gap between employers and veteran specialists seeking employment. Daniel's involvement centered on enhancing the personal account feature, where he introduced a heuristic calculation to assess how well an individual matches with each job opportunity. Furthermore, he conducted analytics on user actions utilizing tools such as FullStory, Segment, and Mixpanel to gather insightful data and improve user experience.
Read morePressfeed is designed to assist reporters in swiftly locating material for articles. Daniel contributed significantly to this platform by implementing features that enable the search for media publications and experts, along with the development of chat functionalities and full-text search capabilities. He also integrated registration and login processes via SMS and contributed to the creation of a blog, enhancing the overall utility and user engagement on the platform.
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