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Because I have a strong technical background and deep expertise, and I’m eager to contribute to exciting projects that challenge me while broadening my horizons.…

Andrei Stanciu

Front-End Developer, Full Stack Developer, Web Designer, +2

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Because I have a strong technical background and deep expertise, and I’m eager to contribute to exciting projects that challenge me while broadening my horizons.…

Available to hire

Because I have a strong technical background and deep expertise, and I’m eager to contribute to exciting projects that challenge me while broadening my horizons.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Senior Frontend Engineer at Upflow

January 1, 2024 - Present

Architected and delivered robust frontend solutions using React, Next.js, TypeScript, and Tailwind CSS across multiple SaaS platforms, improving performance and maintainability. Designed and evolved shared UI systems with Storybook and Chakra UI, speeding feature delivery by ~40%. Connected apps to REST and GraphQL services via React Query and Apollo Client for reliable state handling and near real-time data. Applied responsive and accessibility-first design, guided junior engineers through code reviews and knowledge sharing. Established automated testing pipelines with Jest, RTL, Cypress, and Playwright and managed deployments with Vercel, Netlify, and GitHub Actions.

Frontend Engineer at KAL

May 1, 2021 - December 1, 2023

Developed dynamic, component-based UIs using React, Redux Toolkit, and JavaScript with an emphasis on modular design and maintainability. Implemented responsive layouts via Sass/Bootstrap and custom CSS systems. Connected frontends to REST and GraphQL backends using Axios, Fetch API, React Query, and Apollo Client for reliable state management and near real-time data updates. Ensured accessibility and performance, collaborating with designers to create usable interfaces.

Frontend Developer at Oxygen

July 1, 2016 - April 1, 2021

Built interactive web experiences using HTML5, CSS3, and ES6 JavaScript, progressively adopting React.js to create reusable UI components. Implemented Sass/Bootstrap for responsive layouts and integrated frontend with backend services via Axios, Fetch API, and GraphQL clients, including secure authentication handling and resilient error management. Translated design wireframes into functional interfaces with a focus on accessibility. Wrote unit tests with Mocha/Chai and established linting and coding standards. Collaborated with Node.js/Express engineers to define RESTful APIs and ensure smooth frontend-backend integration.