SADAF AMININIA
Frontend Developer
Highly motivated and skilled Frontend Developer with over +4 years of experience in building visually appealing, functional user interfaces using modern technologies. Expertise in JavaScript, TypeScript, React, Next.js, HTML5, CSS3, Sass, and Styled Components. Comfortable working in Agile environments with a strong focus on delivering projects on time while ensuring high code quality.
Experience
Frontend Developer
Sepid System | jan 2025 - Present | Tehran, Iran
Sepid System, a knowledge-based company with over a decade of experience, provides comprehensive identity verification solutions for access control and management across various corporate and organizational systems—such as digital authentication, time and attendance tracking, and access management for safe deposit boxes in banks and financial institutions—leveraging advanced biometric technologies including facial, fingerprint, and iris recognition, as well as smart cards.
React.js, TypeScript, Storybook, Chart.js
Frontend Developer
ESTD (RETINA Suite) | May 2024 - May 2025 | Tehran, Iran
Developed complex engineering software using Next.js and React.js for upstream oil and gas solutions. Maintain and extend a design system within Storybook for consistency. Collaborated with cross-functional teams to deliver advanced mathematical modeling features and numerical analysis tools.
React.js, JavaScript, TypeScript, StoryBook, TailwindCSS
Frontend Developer
Exbit | November 2023 - May 2024 | Tehran, Iran
Applied best practices in semantic HTML and modular CSS to maintain clean, efficient, and accessible code. Collaborated effectively with UX/UI design teams to translate wireframes and designs into functional, high-quality code within Agile development cycles. Developed new forms and tables, reducing development time by 40%. Enhanced site interactivity and user engagement by integrating animations and transitions using JavaScript, HTML5, and CSS3.
Next.js, React.js, JavaScript, TypeScript, GraphQL, SCSS, Styled Components
Frontend Developer
Beeptunes - Tapsell | January 2022 - August 2023 | Tehran, Iran
Rebuilt the legacy admin panel using React.js, improving system management. Experienced in web performance optimization techniques such as code minification, image optimization, and lazy loading. Implemented semantic HTML and ARIA attributes to improve accessibility and SEO. Mentored and guided an intern in frontend development. Developed new forms and tables, reducing development time by 40%.
React.js, JavaScript, SCSS, Redux, Next.js
Frontend Developer
2020 - December 2020 | Tehran, Iran
Designed tools and scripts to support project-specific requirements. Built personalized and customized features for users. Prioritized job tasks for multiple projects and communicated sequencing, priorities, and timelines to the team. Integrated with back-end systems using RESTful APIs.
HTML, CSS, SCSS, JavaScript, Vue.js
Intern Frontend Developer
Digikala Next | February 2020 - August 2020 | Tehran, Iran
Built personalized and customized features for users. Analyzed and optimized pages to improve performance.
Technical Skills
Languages: JavaScript, TypeScript
Frontend Technologies: React, Redux, TailwindCSS, React Bootstrap, HTML5, CSS3, SCSS, SASS, GraphQL, Styled Components, REST API, Chart.js, Storybook
Developer Tools: Git, VS Code
Testing: Jest
Soft Skills: Agile, Scrum, Pair programming
Languages
English: Fluent
Education
Semnan University
Associate of Science in Computer Engineering
IAU Central Tehran Branch (IAUCTB)
Bachelor of Science in Computer Engineering