Leo Spravko

Leo Spravko worked as a Frontend Engineer at ChaiOne starting in September 2021. In this role, they developed pixel-perfect, fully-responsive user interfaces for web applications using React JS/Next.js, D3.js, and Chart.js.

Before that, Leo worked as a Frontend Developer at Apple from January 2019 to June 2021. In this role, they developed blockchain applications using React/Next.js, TypeScript, Tailwind CSS, and Express.js.

Leo's earlier experience includes working as a Full Stack Developer at Ziggle Tech from September 2014 to November 2018. In this role, they explored innovative concepts in the React team, built reusable and maintainable front-end components using Gulp and Webpack, and collaborated with clients to develop visually appealing interfaces reflecting the company's workflow.

Leo Spravko obtained a Bachelor's degree in Computer Science from the University of Leeds, where they studied from 2010 to 2014. In addition to their formal education, Leo also obtained several certifications. In October 2016, they became a React Developer certified by CodeSandbox. In June 2017, Leo earned a certification as a Javascript Developer from CodeSignal. Lastly, in March 2019, they obtained a Typescript Developer certification from Turing.