USMAN SAIF
I am a frontend-focused full stack developer with 8+ years of experience building responsive, scalable web applications using React, JavaScript, and modern web technologies.
About
I am a frontend-focused full stack developer with 8+ years of experience building responsive, scalable web applications using React, JavaScript, and modern web technologies. I thrive on turning complex UI/UX designs into intuitive interfaces and collaborating with backend teams to deliver end-to-end solutions. I am comfortable working in remote and distributed teams, focused on performance, debugging, and clean, scalable code.\n\nI enjoy translating UI/UX designs into intuitive, high-performance interfaces and collaborating with backend teams to deliver seamless end-to-end functionality. I focus on RESTful API integration, performance optimization, debugging, and maintaining clean, scalable code, even in remote and distributed team environments.
- 9 years' experience
- Joined March 2026
Industry experience
- Software & Internet
- Professional Services
- Media & Entertainment
More experts in Leicester, United Kingdom
Work experience· 5 roles
Developed and maintained internal web applications with strong frontend emphasis. Built responsive user interfaces aligned with UX requirements. Integrated RESTful APIs ensuring end-to-end functionality. Improved performance and scalability through optimisation. Resolved cross-stack technical issues in production environments.
Analysed ~87,000 Twitter records for COVID-19 sentiment analysis. Built Python-based data processing and prediction workflows.
Led development of web platforms while remaining hands-on in frontend engineering. Translated UI/UX designs into responsive production applications. Integrated backend services and APIs enabling real-time functionality. Improved usability and performance through frontend optimisation. Collaborated with distributed teams and supported deployments.
Education
Hire USMAN SAIF today
Post a job and invite USMAN, or contact them directly. No hidden commission.









