Santiago Cárdenas Jotty

Cartagena, Colombia · Open to opportunities

Full Stack Developer with a product mindset: I connect interfaces, automation, quality, and deployment to turn complex needs into verifiable systems.

View selected casesDownload résumé
Photographic green light trails over a dark background suggesting movement and connection.
Visual / 01Pexels · Rostislav Uzunov
Roads AINuvaraStellarCoCrime.io
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Selected work

Four cases told through the problem, the decisions, and what can be verified. Private work uses original, sanitized diagrams.

Aerial night view of road infrastructure with lights tracing a highway through the landscape.
João SampaioPexels

Multimodal AI · infrastructure

A workflow that turns Telegram text, voice, images, and documents into structured reports for infrastructure projects.

Full Stack, AI and DevOps development

Redacted caseExplore the case
Dark financial workspace with a laptop, printed charts, and analysis tools.
Leeloo The FirstPexels

Accounting SaaS · business operations

Evolving a platform for accounting automation, electronic invoicing, and business operations with an emphasis on integrity, permissions, and edge-case recovery.

Full Stack Developer

Redacted caseExplore the case
Abstract purple liquid texture with luminous reflections and layered depth.
Ellysa jordensPexels

Digital presence · business website

A modern business website built to communicate services with clarity, performance, and a consistent experience across devices.

Web development

Explore the case
Aerial night view of a city with illuminated streets, intersections, and buildings.
Erik McleanPexels

Data visualization · hackathon

A geospatial exploration of crime data built with Python and Streamlit; the project placed third in a hackathon.

Zone comparison and data visualization

Explore the case

Archive in motion

Four systems. One connected practice.

Scroll through decisions, interfaces, and visual evidence from another perspective.

Experience

I build from context through operations.

I have worked across product, backend, automation, QA, and deployment. That range helps surface risks before they reach users.

  1. Nuvara

    Full Stack Developer

    Selected contributions

    Nuvara

    Full Stack Developer

    Accounting SaaS, electronic invoicing, data integrity, permissions, testing, and observability.

    • Worked across application flows, data integrity, access control, testing, and observability.
    • Contributed to changes where traceability and operational reliability were central constraints.
    • SaaS
    • Invoicing
    • Integrity

  2. Proyeckta

    Full Stack, AI and DevOps

    Selected contributions

    Proyeckta

    Full Stack, AI and DevOps

    Roads AI Management, Bioplantules, and Strong Gym: multimodal automation, agricultural operations, and AI-generated plans.

    • Built and maintained product flows involving multimodal AI automation and structured outputs.
    • Worked across interfaces, APIs, data, deployment, and operational feedback loops.
    • AI
    • Automation
    • DevOps

  3. Egroup

    E-learning development and QA

    Selected contributions

    Egroup

    E-learning development and QA

    Corporate LMS platforms, WordPress, Chamilo, functional testing, regression, and responsive validation.

    • Developed and validated LMS experiences with WordPress and Chamilo.
    • Performed functional, regression, responsive, and content quality checks.
    • LMS
    • QA
    • WordPress

  4. Freelance

    Web development

    Selected contributions

    Freelance

    Web development

    Modern websites with Next.js, React, Vite, and TypeScript for businesses and digital experiences.

    • Delivered modern websites with TypeScript, React, Next.js, and Vite.
    • Built web experiences for businesses and digital products.
    • React
    • TypeScript
    • Astro
System / 04 disciplines

Connected practice

Product, code, and operations in the same conversation.

01 / 04

Product and frontend

Clear, accessible, responsive interfaces with TypeScript, React, Next.js, Astro, and Tailwind CSS.

  • TypeScript
  • React
  • Next.js
  • Astro
  • Tailwind CSS
02 / 04

Backend and data

Services, contracts, and persistence designed for integrity, evolution, and recovery.

  • NestJS
  • Hono
  • PostgreSQL
  • Drizzle ORM
  • Supabase
03 / 04

AI and automation

Multimodal workflows with structured validation and humans kept in the loop.

  • OpenAI
  • Mastra
  • Python
  • Telegram
  • Zod
04 / 04

Quality and operations

Testing, containers, CI/CD, and observability built into the design.

  • Vitest
  • Playwright
  • Docker
  • GitHub Actions
  • Sentry
Pexels · Alfo Medeiros
Brutalist building framed by foliage, photographed in black and white.
Context / structure / growth Unsplash · Juan Pablo

Profile

I am studying Commercial Software Engineering with a concentration in Design and Architecture at Jala University. I also hold qualifications in Software Analysis and Development and Computer Systems. I care about building products that can be understood, tested, and sustained.

Education

  1. 01
    Commercial Software Engineering

    Jala University In progress

  2. 02
    Technology in Software Analysis and Development

    SENA

  3. 03
    Technical qualification in Computer Systems

    Cedesarrollo Comfenalco

Contact

A strong opportunity starts with a clear conversation.

For opportunities, collaboration, or projects, reach me by email or LinkedIn. This site does not track visits or store personal data.

Find me online