Senior Javascript Developer with over 6+ years of experience in software design, development, implementation, and software engineering, including integration, maintenance, and testing of various client/server and web applications. Expertise in Frontend (React) and Backend Development (Node.js).
Creating compliant (secure, accesible) banking forms using React, Formik, Redux, integrating banking platforms (REST). Building testing server in express.js and translation system (excel). Improving internal forms and UI libraries.
Refactoring codebase for contracts in Node.js (Express.js/DynamoDb/AWS) and React (redux). Implementing reports in DynamoDb
Refactoring large codebase from React Redux to service and observable driven architecture. Creating react static sites for mobile applications, developing node.js CI tools and integrating it with docker and jenkins platforms.
Developing and refactoring large codebase in React/Redux on deadline driven timetables for big data analytics firm. Implementing tests using jest and enzyme. Creating data-driven infograpics and charts in D3.
Developing and refactoring large codebase in React/Redux on deadline driven timetables for big data analitycs firm. (NDA). Implementing tests using jest and enzyme. Creating data-driven infograpics and charts in D3.
Developing large frontend application for business intelligence platform in React with redux saga. Implementing tests with visual regressions, reducers, sagas, ui-logic. Sporadically python, django, mariaDB development.
Created social media platform for medical professionals and students using React with Redux on frontend and Node.js, Express, ElasticSearch, Redis, mysql on backend. Managed small aws environment. Developed data managing platform for one of the biggest real estate company in Poland and integrated it with CRM using (SOAP, sails, aurelia, mysql).
Creating chatbots for fb/messenger, moslty for customer support in javascript (node.js, fb sdk, graph api). Creating platforms using AWS lambda, natural language processing and customer API integration. Node.js freelancing.
Cityprism was a social mobile app that allowed localization based posting of social media content. It allowed to create threads, videos, vote, view the most voted posts and interact with local community in 10km radius based on your location. Created mostly in cordova, html5, ionic with backend in php, cloud, ffmpeg, mysql.
Sentimentify provides financial data about the sentiment of investors by analyzing social media, discussion boards, articles and comments. Using state of the art NLP models and machine learning for our sentiment analytics.
Cityprism was a social mobile app that allowed localization based posting of social media content. It allowed to create threads, videos, vote, view the most voted posts and interact with local community in 10km radius based on your location. Created mostly in cordova, html5, ionic with backend in php, cloud, ffmpeg, mysql.
Uptime chatbot is a chatbot that you can ask for checking your website availability and get message on facebook when your site is having difficulties.