Oleksandr Kleshchevnikov work email
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Oleksandr Kleshchevnikov personal email
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Highly qualified Lead Software Developer, CTO, CEO with 21 years of commercial experience.I have skills with following languages Python, C#, Ruby, PHP, Javascript, Typescript. Have been working with MySQL, Postgresql, Mongodb, MS SQL Server, Redis databases.Technical Expertise:Programming Languages: Proficient in Python, C#, Ruby, PHP, JavaScript, and TypeScript.Databases: MySQL, PostgreSQL, MongoDB, MS SQL Server, and Redis.Core Competencies:- Algorithms & Data Structures: Skilled in designing efficient algorithms and robust data structures.- System Design: Expert in architecting scalable, high-performance systems.- Project Management: Proficient in Scrum and Kanban methodologies, ensuring smooth project execution.- DevOps Practices: Experienced in Continuous Integration, Docker containers, and Kubernetes.- Cloud Services: Extensive knowledge of AWS services for cloud-based solutions.Throughout my career, I have successfully led diverse teams, driven innovation, and delivered high-quality software solutions that meet and exceed business goals. My leadership style emphasizes collaboration, continuous learning, and a commitment to excellence.I am passionate about staying at the forefront of technology and continuously seek out opportunities to grow and contribute to cutting-edge projects. Let's connect and explore how we can collaborate to drive technological and business success.
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Founder, CeoProjesticRoseville, Ca, Us
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Senior Software DeveloperWinncom Technologies May 2011 - Present- 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. -
Head Of EngineeringPropulsionai May 2023 - Present- 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. -
Founder, CeoProjestic Oct 2008 - Present- 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.
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Senior Software DeveloperGomalu May 2022 - Apr 2023- 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.
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Senior Software DeveloperEnterprisealumni Jul 2016 - Oct 2021- 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. -
Software DeveloperWildbit Jan 2008 - Oct 2008- 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. -
Senior .Net DeveloperMondo A/S Jan 2007 - Aug 2007- 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. -
Senior .Net DeveloperAgile Mind Software Nov 2004 - Jan 2007- 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. -
Software DeveloperDirectedi Oct 2003 - Nov 2004- 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.
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Web DeveloperZone3000 Jul 2003 - Oct 2003- 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.
Oleksandr Kleshchevnikov Skills
Oleksandr Kleshchevnikov Education Details
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Master Of Science -
Kharkov Secondary School # 46
Frequently Asked Questions about Oleksandr Kleshchevnikov
What company does Oleksandr Kleshchevnikov work for?
Oleksandr Kleshchevnikov works for Projestic
What is Oleksandr Kleshchevnikov's role at the current company?
Oleksandr Kleshchevnikov's current role is Founder, CEO.
What is Oleksandr Kleshchevnikov's email address?
Oleksandr Kleshchevnikov's email address is al****@****ail.com
What schools did Oleksandr Kleshchevnikov attend?
Oleksandr Kleshchevnikov attended Harkivs'kij Nacional'nij Universitet Im. V.n. Karazina, Kharkov Secondary School # 46.
What are some of Oleksandr Kleshchevnikov's interests?
Oleksandr Kleshchevnikov has interest in Economic Empowerment, Environment, Science And Technology, Human Rights, Arts And Culture, Health.
What skills is Oleksandr Kleshchevnikov known for?
Oleksandr Kleshchevnikov has skills like Ajax, Javascript, Php, Microsoft Sql Server, Mysql, Web Applications, Asp.net Mvc, Asp.net, Ruby On Rails, Ms Sql Server, Databases, Web Development.
Who are Oleksandr Kleshchevnikov's colleagues?
Oleksandr Kleshchevnikov's colleagues are Alex Postelnicu, Mj Chisum, Santiago Bravo Vidal, Alena Semchuk, Dmitry Studzinsky, Jason Fiorello, Jeffrey Ellis.
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