
Nguyen Trung Hieu
Frontend Developer with hands-on experience in building scalable web applications and integrating backend services using ASP.NET. Skilled in modern frontend frameworks (React, Next.js) and experienced in working with Google Analytics, SEO optimization, and CMS platforms such as WordPress and Power Pages.
Proven ability to improve system performance, enhance user experience, and deliver end-to-end solutions by collaborating across frontend and backend layers.
About
Hello! You can call me Leo. I'm a Frontend Developer with full-stack experience based in Ho Chi Minh City, Vietnam. I specialize in building performant, SEO-driven, and user-centric web applications.
I primarily work with React and Next.js on the frontend, while also developing and integrating backend services using ASP.NET and REST APIs. My experience includes working with Google Analytics, SEO optimization, and CMS platforms such as WordPress (Elementor) and Microsoft Power Pages with Dataverse.
I focus on delivering scalable, maintainable solutions that not only look good but also perform well and provide measurable business impact. I enjoy collaborating across teams, improving system performance, and continuously learning new technologies.
Technical skills
Professional Experience
- SSoftworld VietNam Ltd
Front-End Developer (Full-stack Exposure)
Led frontend development for enterprise and corporate web applications, delivering high-performance, responsive, and user-centric interfaces.Defined frontend architecture and selected appropriate technology stacks to ensure scalability, maintainability, and long-term growth.Established coding standards, reusable component patterns, and best practices to maintain consistency across projects.Conducted code reviews, mentored junior developers, and guided implementation approaches to improve code quality and team productivity.Managed pull requests, resolved merge conflicts, and ensured clean, structured integration into the codebase.Developed and integrated RESTful APIs using ASP.NET to support dynamic data processing and system scalability.Implemented Google Analytics (GA4) and Google Tag Manager to track user behavior and optimize conversion performance.Improved SEO performance (20% → 100%) through technical optimizations, including metadata, structured data, and performance tuning.Built and customized CMS-based solutions using WordPress (Elementor) and Microsoft Power Pages.Worked with Dataverse to design and manage data-driven features for enterprise applications.Collaborated cross-functionally with designers, backend developers, and stakeholders to deliver end-to-end solutions aligned with business goals. - PPhu Yen Eye Hospital
Freelance Fullstack Web Developer
Developed a responsive website for medical services, featuring an admin panel for managing blogs, doctors, medical news, and a client-facing site for reading content and scheduling appointments.Implemented advanced SEO strategies that boosted organic traffic by over 200% and significantly improved search visibility that double the number of pages ranking on Google's first page. - AAIARA Corporation (Korea)
Front-End Developer (Remote)
Collaborated with other team members to complete UI and implement functionalities for both website and mobile sections based on detailed design specifications.Executed a content-driven and technical SEO strategy that boosted organic traffic by 200% and earned #1 positions on Google for several targeted, high-traffic keywords.Managed and optimized 100+ pages, focusing on performance, accessibility, and reusable components.Built a reusable component library to streamline development and ensure consistency. - RR2S Corporation
Front-End Developer
Developed a recruitment web application specializing in IT jobs, connecting job seekers with ideal opportunities and helping recruiters find qualified candidates.Collaborated cross-functionally with Business Analysts, Backend Developers, and QA Testers to deliver optimized solutions and ensure smooth project execution.
Latest works
Education
Bachelor's Degree of Software Engineering
2020 - 2023
Certifications
August 6, 2023
University of Michigan
June 25, 2023
University of California, Irvine
October 22, 2022
June 17, 2022
University of Minnesota
April 11, 2022