Hi, I'm

Hernán Mercado

Full Stack Developer

Full Stack Developer with 7+ years of experience building high-quality web applications from frontend to backend. Committed to collaborating with cross-functional teams to deliver impactful solutions.

Hernán Mercado

Companies I've worked with

Trusted by industry leaders

SOFTIX S.A.S
Sabia Soluciones y Finanzas
Customer Solutions
Atlantic International University
Ambit
Atenea
Paqari
Sukabet
SOFTIX S.A.S
Sabia Soluciones y Finanzas
Customer Solutions
Atlantic International University
Ambit
Atenea
Paqari
Sukabet
SOFTIX S.A.S
Sabia Soluciones y Finanzas
Customer Solutions
Atlantic International University
Ambit
Atenea
Paqari
Sukabet
SOFTIX S.A.S
Sabia Soluciones y Finanzas
Customer Solutions
Atlantic International University
Ambit
Atenea
Paqari
Sukabet

About me

Get to know me

Hernán Mercado working

I'm a Full Stack Developer with a strong focus on creating scalable, high-impact software solutions. With an extensive experience in web development, I specialize in React, Next.js, Node.js, and modern web technologies.

Based in Colombia, I'm passionate about learning new technologies, building beautiful user interfaces, and creating digital products that make a real difference for businesses and their users.

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Years experience
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Projects completed
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Companies
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Countries

Featured projects

A selection of my recent work

Tu Óptica

Custom E-commerce for optical products with virtual try-on feature

React.NETNext.js

Sukabet

Betting platform with live odds and real-time updates

JavaScriptReactWebSocket

Softix

Software company website with service catalog and project portfolio

ReactNext.js.Net

Sabia

Knowledge management platform for finance education

ReactNode.jsElasticsearch

CriptoSabia

Platform focused on managing investments in digital assets and cryptocurrencies

ReactReduxWebSocket

Agenda Tu Cita

All opticians in the country in one website

ReactNode.jsMongoDB

Work experience

My professional journey

Full Stack Developer

SOFTIX S.A.S· IT Services, B2B
Oct 2023 - May 2025 · 2 yrs 5 mosBogotá, Colombia
  • Build scalable code, refactor UI/UX, perform cross-browser testing, and debug issues
  • Collaborate with designers to translate mockups into functional interfaces
  • Work with Back-End developers to integrate APIs and fetch data from servers
  • Create tools and features that enhance user experience, such as interactive forms, animations, and dynamic content

Full Stack Developer

Sabia Soluciones y Finanzas· Financial, SaaS
May 2022 - Sep 2023 · 1 yr 5 mosBogotá, Colombia
  • Developed and maintained multiple React applications & products
  • Worked closely with UX/UI to create beautiful and functional user interfaces
  • Collaborated with cross-functional team to deliver impactful solutions
  • Created dynamic user interfaces using React and Redux for seamless user experience

Full Stack Developer

Customer Solutions· Marketing, B2B
May 2022 - May 2023 · 1 yrCanada
  • Worked with UX/UI to ensure designs were implemented to the highest standards
  • Developed scalable and reusable code using React and Next.js to enhance user experience
  • Designed and developed RESTful APIs with Node.js, MySQL and Express.js

Skills & technologies

Tools I work with

#HTML5
#CSS3
#JavaScript
#TypeScript
#React
#Next.js
#Redux
#Tailwind CSS
#Vite
#Astro
#React Native
#Node.js
#Express
#Python
#Django
#MySQL
#PostgreSQL
#Docker
#AWS
#Figma

Let's work together

Have a project in mind? Let's talk about it

Colombia

Colombia