Oleksandr Kleshchevnikov Email & Phone Number

Roseville, Ca, Us

- Developing and maintaining web applications using C#, ASP.NET, MS SQL Server, Microsoft GP.- Implement synchronization workflows with Microsoft GP database. Synchronize clients, invoices, tracking numbers, return orders etc.- Collaborating with managers to understand their business needs and gathering application requirements.- Designing the overall architecture and structure of the web application, including database design, user interface design, and application flow.- Writing clean, scalable, and efficient code using ASP.NET framework and related programming languages.- Identifying and resolving performance issues within the application, such as optimizing database queries, caching, and code refactoring.- Debugging and resolving issues reported by users or identified through testing. Performing regular maintenance tasks, including software updates and bug fixes.

- Cultivate a high-performing team capable of developing innovative software solutions that align with PropulsionAI's strategic growth objectives and market demands.- Lead the engineering department in architecting robust software systems, ensuring scalability and reliability to support organizational expansion and customer satisfaction.- Provide hands-on technical leadership and mentorship to engineering staff, promoting career development and knowledge sharing within the team.- Develop and communicate a clear technical vision and strategy for the engineering department. - Planning, execution, and delivery of the project modules.

- Architect and develop applications using PHP Laravel, Ruby, NestJs (expressjs), Nextjs, Reactjs, Wordpress.- Providing technical leadership and guidance to the technology team, including software developers, web developers and QA engineers. Setting technical standards and best practices.- Developing and implementing the organization's technology strategy aligned with the overall business goals and objectives.- Overseeing the design and architecture of the organization's technology infrastructure, systems, and applications. Ensuring scalability, reliability, and security of the technology stack to meet current and future business needs.- Collaborating with team to manage technology projects. Ensuring effective project planning, resource allocation, and timely delivery of projects within budget and scope.- Recruiting, training, and managing a high-performing technology team. Providing mentorship, guidance, and professional development opportunities to team members.- Designing the overall architecture and structure of the web application, including database design, user interface design, and application flow.- Collaborating and gathering application business requirements.

- Developing and maintaining web application for booking boat trips and experiences using Ruby on Rails, Nextjs frameworks.- Create REST API module with JWT authentication- Integrating the web application with Postgresql database to store and retrieve data efficiently using ActiveRecord ORM.- Develop SPA frontend using React and Nextjs framework. Connect it to REST API.Integrate Stripe payments on checkout.- Collaborating and gathering application business requirements.- Designing the overall architecture and structure of the web application, including database design and application flow.- Setup kubernetes cluster using AWS EKS service. Implement Continuous Integration using GitHub actions.

- Developing and maintaining internal social network for alumni specialists using React, Nextjs, Nestjs (expressjs), Typescript, Postgresql.- Create REST API module with JWT authentication.- Implement oauth2 authentication with Azure ActiveDirectory.- Designing the overall architecture and structure of the web application, including database design.- Identifying and resolving performance issues within the application, such as optimizing database queries, caching, and code refactoring.- Debugging and resolving issues reported by users or identified through testing. Performing regular maintenance tasks, including software updates and bug fixes.

- Developing and maintaining web applications using C#, ASP.NET, MS SQL Server.- Collaborating with managers to understand their business needs and gathering application requirements.- Designing the overall architecture and structure of the web application, including database design, user interface design, and application flow.- Writing clean, scalable, and efficient code using ASP.NET framework and related programming languages.Identifying and resolving performance issues within the application, such as optimizing database queries, caching, and code refactoring.- Debugging and resolving issues reported by users or identified through testing. Performing regular maintenance tasks, including software updates and bug fixes.

- Develop web solutions using ASP.NET 1.1/2.0 and MS SQL Server 2000/2005. Optimized performance and solving problems under high loading.- Design and architecture of database and web application.

- Develop web solutions using ASP.NET 1.1/2.0 and MS SQL Server 2000/2005. Optimized performance and solving problems under high loading.- One of the complex project was DXR – document exchange and review system.- Design and architecture of database and web application.

- Develop web solutions using ASP 3.0,ASP.NET 1.1/2.0 and MS SQL Server 2000.- Develop internal company project to manage employees timesheet.- Develop web application which allows customers to send expensive jewelry shipments with insurance using insurance company and FedExe APIs.

- Develop user interfaces and implementing responsive designs using HTML, CSS, and JavaScript- Writing server-side code using PHP and MySQL.- Identifying and optimizing performance bottlenecks in the web application, including optimizing database queries, caching, and code optimization techniques.

Master Of Science

Education record