Development of a platform for stock trading

Support and maintenance of existing projects. Legacy code refactoring. Development and implementation of new solutions for business automation. Key developments over the past time:- Automated the creation of web pages of the main site based on the tilde (Automated loading of templates in the storage S3 with the necessary additional resources, as well as their configuration and management of their connection to the company's products through the admin panel of the application)- Participated in designing the architecture for integration with payment systems- Integrated several payment systems with our application based on the developed architecture- Finalized and optimized services of two-way integration between the database site and the CRM-system- Developed several API clients for external integrations, including those supporting Oauth authorization and caching- Finalized the basic logic for the Mailcoach messaging service, such as: creating custom segments with filters for sending messages- Building admin panel for business processes management in Laravel Nova

Worked on several projects as part of a team, as well as developing applications independently from scratch . Managed projects and worked as a mentor for colleagues. Organized internal training events to share experiences and conducted lecture classes. Directly participated in the discussion and evaluation of the complexity of tasks.My most interesting projects:- Several logistics department management systems. Order management in web interface (Vue2 (SPA, Vuex3) + Laravel API), distribution between performers. Working with Google API (Maps, Directions, Geocoding). Drawing own map layers, polygons. Defining of delivery terms based on geoposition (polygons, Ray casting). Currently working on API for mobile app (REST API, authorization via JWT).- Developed a platform for quick creation of chat applications in Telegram as a standalone or for integration with existing projects. Developed on its basis logistic application for field engineers: Transfers orders from CRM, managing order statuses, uploading documents to the system.- Distributor's analytics system for industrial equipment is in development. Web dashboard (Vue), integration with existing APIs (amoCRM, warehouse), architecture for offloading data from different sources, connecting multiple companies to the system with individual access rights (Laravel Permissions), customizable data collection policiesAlso performed tasks on other projects:- Integrated OAuth2 server (Laravel Passport) and client for cross-service authorization, wrote Guards to protect APIs- Performed monolith packaging in a Docker environment- Refactoring Legacy code in applications

Participated in the creation and development of a new direction at the enterprise. Developed a fundamentally new device from the algorithmic point of view based on the existing hardware platform. Worked in a team of 3 people.In the course of the development process I was employed in the following activities:- Directly participated in the development of the device- Developed the system's algorithm (real-time analysis of input data streams and forming the control action on the controlled object based on that data)- Wrote detailed technical documentation for the device, including the operation manual- Performed software testing (system, unit and real-world tests).- Formulated and set the tasks for the developers from other departments (mainly designers and hardware system developers).Result of the work done:- Completed the development of the device- Executed tests at a real site- Launch of serial production.In addition, I started working on implementing Machine Learning to solve existing problems.Main Focus Areas:- Use of Artificial Intelligence in the task of classifying the operational modes of a power object- Signal processing