David Poluszejko
@davidpoluszejko
Senior Software Engineer with a passion for innovative solutions.
United KingdomWhat I'm looking for
With over 11 years of experience as a Senior Software Engineer, I specialize in developing solutions that drive business success. My journey has been marked by a commitment to innovation and continuous improvement, where I have led teams and tackled complex technical challenges hands-on. I believe that collaboration and strong team dynamics are essential to building great software.
At ARTJOKER Software, I led the development of an AI-powered chatbot system, enhancing user interaction across various applications. My expertise in cloud-native solutions and backend services has allowed me to architect data models that meet complex business requirements, ensuring high availability and robust security. I am dedicated to ongoing learning and growth in the ever-changing technology landscape, always seeking new ways to enhance both products and processes.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer
ARTJOKER Software
Jul 2024 - Present (1 year 2 months)
Led the development of a custom AI-powered chatbot system using React, integrating the OpenAI API for advanced conversation flows and automation, enhancing user interaction across gaming, e-commerce, and 3D web applications. Designed and deployed scalable, cloud-native solutions using Python, PostgreSQL, AWS services, and ElasticSearch/OpenSearch, ensuring high availability, robust search capabili
Senior Software Engineer
Employer Support Services
Apr 2022 - Present (3 years 5 months)
Upgraded website routing to an application-level system with Next.js, enhancing scalability and user navigation for improved site performance. Implemented Contentful CMS, enabling dynamic content updates and streamlining content management for greater operational efficiency.
Full Stack Engineer
Informa
Dec 2019 - Present (5 years 9 months)
Designed a Partner-widget for insurance providers, improving integration, collaboration, and efficiency across partner platforms. Built a secure onboarding website, enhancing customer trust and loyalty through robust security measures and intuitive user experience.
Full Stack Developer
Kingfisher plc
Sep 2017 - Present (8 years)
Developed accounting software using Next.js, Angular, Vue.js, TypeScript, .NET, and Node.js, greatly enhancing financial management efficiency. Engineered B2B and B2C transaction systems, enabling seamless business and customer transactions, improving satisfaction and driving business growth.
Full Stack Developer
TutorBox
Jul 2015 - Present (10 years 2 months)
Implemented robust applications and scalable infrastructure on AWS, ensuring reliability and performance for enterprise-level deployments. Developed APIs and data warehousing solutions to process and store web impression data and survey responses efficiently and securely.
Education
Degrees, certifications, and relevant coursework
QLQueen Mary University of London
Bachelor of Science, Computer Science
2012 - 2015
Studied Computer Science at Queen Mary University of London from September 2012 to July 2015. Gained a strong foundation in computer science principles and practices.
Availability
Location
United KingdomAuthorized to work in
Job categories
Skills
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