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Mateusz Kowalski

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Gdańsk, Pomeranian Voivodeship, Poland

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Résumé

Jobs verified_user 0% verified
  • P
    Senior Full Stack Engineer
    Polcode
    Apr 2021 - Mar 2026 (5 years)
    • Architected and delivered scalable, high-performance web applications using React, Next.js, Vue, Nuxt, and Angular, creating responsive and user-centric interfaces aligned with modern UI/UX standards. • Designed and implemented robust backend systems using Node.js (Express, NestJS) and Python (FastAPI, Django, Flask), supporting scalable and maintainable application architectures. • Developed and deployed Al-powered chatbot solutions leveraging LLMs, NLP techniques, and prompt engineering, enabling intelligent conversational interfaces and automated user interactions. • Integrated AI/ML solutions and Large Language Model (LLM) capabilities into production environments, enabling intelligent automation and advanced data-driven features. • D
  • P
    Full Stack Engineer
    Post Acute Analytics
    Jan 2019 - Mar 2021 (2 years 3 months)
    • Designed and delivered scalable full-stack applications using React, Vue.js, Node.js, Express, Django, and Flask, combining intuitive user interfaces with robust, high-performance backend systems. • Translated Figma designs into responsive, pixel-perfect Ul components, ensuring consistency, accessibility, and cross-browser compatibility. • Developed and scaled Python-based backend services for a multi-tenant platform serving thousands of users, maintaining high availability and reliability. • Built secure, production-grade RESTful APIs with JWT and OAuth 2.0 authentication, enabling seamless integration between frontend and backend systems. • Designed and optimized database solutions (PostgreSQL, MongoDB) through efficient data modeling,
  • STX Next
    Software Engineer
    STX Next
    Jul 2017 - Dec 2018 (1 year 6 months)
    • Designed and delivered Al-driven web applications leveraging React and Python frameworks for modern, scalable frontend architectures and robust backend services. • Architected and implemented RESTful APIs and microservices-based systems to support high-throughput, data-intensive applications. • Partnered with data science teams to deploy and integrate Machine Learning models into production, enabling advanced analytics and intelligent product features. • Optimized system performance and scalability through efficient data processing, caching strategies, and asynchronous workflows. • Contributed to the design and deployment of cloud-native solutions, enhancing system reliability, availability, and operational efficiency. • Ensured high code
Education verified_user 0% verified
  • Gdańsk University of Technology
    Bachelor of Science in Computer Science
    Gdańsk University of Technology
    Sep 2013 - Jun 2017 (3 years 10 months)
    Gdansk, Poland