Puskar Koley
Frontend Developer | UI/UX Specialist
About
Frontend Developer with 5+ years of experience building responsive and scalable web and mobile applications. Skilled in React.js, React Native, Next.js, and modern UI/UX development. Experienced in leading teams, implementing component-based architecture, and optimizing performance and accessibility. Skilled in Agile workflows and collaborating with designers using Figma, Adobe XD, and various design mockups. Hands-on with modern CSS frameworks, TypeScript, Redux Toolkit, GitHub, animations, and chart visualizations.
Skills & Expertise (45)
Work Experience
Senior Software Engineer
Teminos Technology Pvt. Ltd.
July-2020 - Present
Developed responsive, high-performance web and mobile apps using React.js, Next.js, and React Native with modular UI architecture. Led a team of over 6 developers, managing sprint planning, task assignments, and mentorship. Conducted code reviews via GitHub, ensuring clean, scalable, and maintainable code. Improved app performance by 25% through lazy loading, bundle splitting, and code optimization. Delivered pixel-perfect, accessible UIs aligned with brand design systems and WCAG guidelines. Collaborated with designers using Figma, Adobe XD, and detailed design mockups to convert UI/UX into production-ready interfaces. Managed QA cycles, bug tracking, releases, and deployments using Jira, Trello, GitHub, Vercel, and Firebase CI/CD.
Education
Master of Computer Application (MCA)
2017 - 2020 · India
Bachelor of Computer Applications (BCA)
2014 - 2017 · India
Certifications
Next.js Certified Developer
Vercel · 2021
Certified Next.js Developer with a deep understanding of the Next.js framework and hands-on experience building fast, scalable, and SEO-friendly web applications.
React Native Certified Developer
React Native University · 2020
Certified React Native Developer with a deep understanding of the React Native ecosystem and hands-on experience building cross-platform mobile applications.
