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Pawel Kaminski

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Warsaw, Masovian Voivodeship, Poland
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Résumé

Jobs verified_user 0% verified
  • Retool
    Senior Software Engineer
    Retool
    Mar 2024 - Current (2 years 3 months)
    • Worked with many clients and contributed to the development of several projects like business to business(B2B) e-commerce, B2B analytic, SaaS, and healthcare platforms. • Implemented user interfaces using React, Typescript, Next.js, Tailwind CSS, and React Query, and integrated Angular and Vue components as partofa scalable microfrontend architecture. • Used Zustand and Redux Toolkit to manage complex global state in multi-role dashboards and collaborative tools and built real-time features using Socket.IO and GraphQL subscriptions for chat, notifications, and live updates. • Implemented SSR, code-splitting, and lazy loading with Next.js to reduce initial page load time byup to 45%, boosting SEO and user retention. • Designed backend
  • Zencastr
    Senior Full Stack Engineer
    Zencastr
    Oct 2022 - Feb 2024 (1 year 5 months)
    • Redesigned the e-commerce engine for multi-tenant scalability using Node.js, Express, and TypeScript, enabling dynamic configuration across client storefronts. • Implemented a microfrontend architecture using React, Vue, and Vite, enabling independent development and deployment offeature modules. • Optimized search by integrating Redis caching, tuning GraphQL queries, and improving batch fetch logic. • Adopted Sequelize ORM with MySQL, ensuring transactional integrity across clients. • Rebuilt product detail and cartviews with responsive layouts and component-driven design. • Created UI component documentation using Storybook, ensuring alignment with WCAG accessibility guidelines to accelerate onboarding and improve testing reliabil
  • Wise
    Senior Backend Engineer
    Wise
    Sep 2020 - Sep 2022 (2 years 1 month)
    • Built modular services using Node.js, Express, and MongoDB with Mongoose ORM. • Dockerized APIs for AWS ECS deployments and integrated CI pipelines. • Refactored legacy code to ES6+ standards, improving code maintainability by 40%. • Collaborated on financial batch systems with Jest and Supertest.
  • Babylon Health
    Backend Engineer
    Babylon Health
    Mar 2018 - Aug 2020 (2 years 6 months)
    • Contributed to internal tools and admin dashboards using React, Node.js, and Webpack. • Developed backend APIs with Express and ensured smooth integration with REST services. • Handled data access via Knex.js and PostgreSQL, applying query optimization strategies. • Wrote unit and integration tests with Mocha and enforced code quality with ESLint.
  • Dropcam
    Junior Full Stack Engineer
    Dropcam
    Jun 2015 - Feb 2018 (2 years 9 months)
    • Built interactive minigame features using JavaScript, Canvas API, and PixiJS. • Collaborated on UI development with jQuery and supported game logic scripting in JSON. • Created internal QA tools with Node.js for testing and reporting.
Education verified_user 0% verified
  • S
    Bachelor's degree in Computer Science
    Singapore University ofTechnology and Design
    Sep 2011 - Jun 2015 (3 years 10 months)