s
stejondev

Sergio Tejon

@stejondev

Fullstack developer

Colombia
Spanish, English
About me
I am a Full-Stack Developer specializing in the React and Node.js ecosystem. My focus is on building robust, high-performance web applications and landing pages designed to convert visitors into customers. I combine technical creativity with meticulous attention to detail to solve complex problems and optimize processes. Whether you need a scalable SaaS platform or a high-converting business site, I deliver excellence through clean code and a strong commitment to your project's success.... Read more

Skills

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stejondev
Sergio Tejon
Offline • 

See my services

Custom Websites
I will create a high converting landing page
From$80 / projectMore details

Portfolio

Work experience

GitHub

GitHub

Freelance • 2 mos

Full-Stack Developer | Project "Tabula"

Mar 2026 - Apr 2026 • 1 mo

Architect & Creator of "Tabula" Infrastructure Designed and deployed a high-performance ecosystem focused on transforming operational chaos into strategic business data. Built a scalable infrastructure from the ground up, prioritizing technical "clarity" and the removal of operational friction for end-users. Engineered the platform to ensure maximum conversion efficiency, proving that technical architecture can directly drive business growth.

Brand Visibility & Growth | Camaleonte

Jan 2026 - Feb 2026 • 1 mo

Designed a high-impact corporate platform to maximize brand exposure and professional authority. Created a seamless digital portfolio to showcase creative assets and attract high-ticket clients. Optimized the entire user journey to convert brand discovery into direct business inquiries.