Alex S.

Alex S.

Full Stack Developer

Poland
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About Me

Alex has over five years of experience as a full-stack developer in both startup and corporate environments. He enjoys solving problems and bring new ideas to life. Alex has developed a game-based educational coding platform and many other projects with various technologies and languages.

Work history

RedStone
Senior Full-Stack Developer
2021 - Present (3 years)
Remote
  • Created a web app with loot NFTs based on Arweave Smart Contracts.

  • Connected 62 pricing data sources, including Binance API, Covalent API, Uniswap, Sushiswap, and Pangolin, with 1084 assets, which generated 438 million data points saved in the Arweave Blockchain.

  • Designed a front-end for a commodities trading protocol.

Node.jsTypescriptAmazon CloudWatch Smart ContractsEthereum Smart Contracts SolidityAmazon Web Services (AWS) Vue Vuex
Self-employed
Full-stack Developer, Founder
2020 - Present (4 years)
Remote
  • Developed an educational platform with Vue.js and Firebase.

  • Implemented a JavaScript framework for fast and easy coding game generation.

  • Connected Google Analytics, Hotjar, and Firebase admin to implement analytics reports generation.

  • Integrated Stripe for recurring payments and single-time payments.

  • Integrated AWS Polly to automate voiceover generation for educational videos.

Vecton
Business and Technical consultant
2020 - 2021 (1 year)
Remote
  • Created multiple marketing automation scenarios in Synerise, Exponea, User.com, and Salesmanago.

  • Executed Black Friday marketing automation strategy for more than 1 million customers.

  • Managed three integrations with marketing automation systems.

Alice SI LTD
Full-stack Developer
2018 - 2020 (2 years)
Remote
  • Helped develop and maintain a blockchain-based donations platform.

  • Developed multiple web app MVPs, such as token-curated registry (TCR) for social projects and a smart legal contracting tool that automates the deployment of compliant blockchain services.

  • Developed a React Native mobile app MVP allowing beneficiaries to feedback on the effectiveness of impact projects.

  • Developed a React Native mobile app MVP for contactless wallets used for micro-incentive programs in environments that lack connectivity.

  • Automated the deployment process of blockchain-based donations platform using Docker, Kubernetes, and GCP.

  • Managed updates on the static company website (https://alice.si).

  • Implemented JavaScript API with Oauth2 authentication to enable donations on Partner's websites.

Amazon Web Services (AWS) SlackVuetify TruffleBitbucketMaterial DesignHotjar GitHub Pages HTMLBash Script BashJIRASolidityBootstrapDockerjQueryGithubGitMongoDBJavaScriptReact NativeGoogle Cloud Platform (GCP) KubernetesAngularJS Vue Node.jsBlockchain
Atinea LTD
Software Engineer
2017 - 2018 (1 year)
Remote
  • Developed an ASP.NET MVC app with C# that allows users to manage blocked domains.

  • Fixed multiple bugs in different PHP and .Net web applications.

  • Implemented new back-end modules for .Net web applications.

  • Developed REST API for mobile application, which manages cell tower repairment.

  • Automated deployment processes using advanced BASH scripting.

Freelance
Web Developer
2016 - 2017 (1 year)
Remote
  • Created a static website with multiple photo galleries for a photography company.

  • Created an automation script for Photoshop using JavaScript.

  • Fixed bugs with image processing on a WordPress website.

Portfolio

Game-Based Educational Web Platform

Codenplay.io is a Vue.js + Firebase web application with educational coding games. I was responsible for the entire development process. I have integrated Firebase for authentication and data storage, Stripe for payments, and some analytics tools, such as Google Analytics and Hotjar.

Education

Education
Bachelor's Degree in Computer Science
University of Warsaw
2015 - 2019 (4 years)