Hello, I'm
Senior Fullstack Developer & Team Leader - An Tran - Leading teams that transform ideas into profitable digital solutions
An TranAn Tran
Leading teams that transform ideas into profitable digital solutions
An experienced Fullstack Developer and Technical Lead focused on delivering high-impact digital solutions. I have a strong background in leading teams to build enterprise applications for international clients, architecting scalable systems, and using data-driven optimization (A/B testing, CRO) to enhance performance and drive conversions.
01.About Me
Hello! I'm An, a Technical Leader and Senior Fullstack Developer based in Nha Trang, Vietnam. Since 2020, I've been leading development teams at Screen1 Technologies while helping international clients achieve their business goals through innovative web solutions and strategic technical leadership.
What sets me apart is my proven track record in both team leadership and hands-on development. As a Technical Team Leader for 2+ years, I've mentored junior developers, established coding standards, and led cross-functional teams to deliver enterprise-grade applications. I don't just manage projects – I architect scalable solutions that drive measurable business growth.
My dual expertise in technical leadership and freelance consulting gives me a unique perspective on both enterprise-level challenges and startup agility. I understand how to balance technical excellence with business objectives, ensuring every solution I deliver scales with your growth and generates real ROI.
Here are the core technologies I leverage to bring your vision to life:

02.My Skillset
Frontend
Backend
Databases
DevOps & Cloud
AI Integration
A/B Testing & Analytics
03.Experience
Senior Fullstack Developer & Technical Team Leader
@ Screen1 Technologies
Nha Trang, Vietnam
2020 - PRESENT
Leading development teams for 2+ years
Led and mentored a cross-functional team of over 5 engineers, establishing clear coding standards and review processes that streamlined workflows and significantly enhanced team performance.
Architected and delivered a diverse portfolio of complex web applications for international clients in demanding sectors such as healthcare, fintech, and e-commerce.
Drove digital transformation projects by automating key business processes for clients, resulting in substantial improvements in operational efficiency and maintaining system uptime above 99.9%.
Engineered scalable microservices architectures designed to handle over 100,000 daily active users with 99.9% availability, built on modern cloud platforms.
Implemented robust CI/CD pipelines and DevOps practices that reduced deployment cycles from hours to minutes and significantly decreased the rate of critical bugs reaching production.
Led data-driven A/B testing and conversion rate optimization (CRO) initiatives, achieving an average conversion uplift of 25% and directly contributing to significant revenue growth for clients.
Successfully delivered custom solutions for over 15 international clients through parallel freelance projects, broadening expertise in solving diverse business challenges.
Influenced key technical decisions on technology stack selection, optimizing for faster development cycles and long-term project maintainability.
Key Technologies Used:
04. Featured Projects
Featured Projects
Explore my journey through enterprise solutions, personal innovations, and open-source contributions
ListenLayer Marketing Data Platform
Fullstack Developer & Technical Lead
2020-Present
Enterprise marketing data platform to automate measurement, centralize data strategy, and prove marketing ROI with AI-powered insights.
CAMS-care Mental Health Training Platform
Fullstack Developer (3 years) & Technical Contributor
2021-Present
Comprehensive mental health training platform for suicide prevention serving 40,000+ mental health professionals worldwide
PetInsurance.com - Pet Insurance Platform
Frontend Developer & Content Platform Specialist
2019-Present
High-traffic informational website providing comprehensive pet insurance education and resources for Nationwide® insurance products
Multi-Client Web Development & Optimization Services
Technical Leader & Fullstack Developer
2020-Present
Comprehensive web development services across multiple client projects including SEO optimization, performance enhancement, e-commerce solutions, and accessibility improvements
A/B Testing & Conversion Rate Optimization Services
Technical Lead & Frontend Developer
2024-Present
Comprehensive A/B testing and CRO services using Convert.com platform for multiple clients including Neighborly.com home services marketplace
05. Ready to Transform Your Business?
Get In Touch
I'm currently accepting new projects and would love to discuss how we can bring your vision to life. Whether you need a complete web application, want to optimize your existing system, or have a unique challenge to solve, let's talk about creating a solution that drives real results for your business.
Designed & Built with passion by An Tran