Senior Full-Stack Developer (Must: Node & React)

Argentina / Perú Until 10/4/2026 5+ years exp First posted August 5, 2026 Last posted August 5, 2026
Job description

 

Santex is a global Certified B technology company as well as one of North America's fastest-growing companies, according to the Inc. 5000. It’s present in 18 countries and over 100 cities, and headquartered in Argentina with offices in the United States, Mexico, and Peru.

Its two service lines — AI Tech Consulting and AI-Optimized Engineering — help organizations comprehensively adopt technology, expand their capabilities, and improve business outcomes at scale.

The same approach defines its culture: Santex has 80.4% employee engagement (global average: 21%), 8% annual turnover (tech sector: 20–25%), 9,369 training hours invested in 2025 — more than double the global average —, and a 26.5% year-over-year reduction in carbon footprint, achieving carbon neutrality through offsetting.

Santex. A company with purpose and judgment. Yes, it's possible.

 

We are an Equal Opportunity Employer and are committed to fostering an inclusive and diverse workplace. We do not discriminate on the basis of race, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, disability, veteran status, genetic information, or any other characteristic protected by applicable law. All qualified applicants will receive consideration for employment without regard to any of these factors. We strongly encourage candidates from all backgrounds to apply.

Job Description: We are looking for a Senior Full-Stack Developer with expertise in React and Node.js to join our team. The ideal candidate will develop and maintain web applications that deliver a seamless user experience.

Responsibilities:

  • Design, develop, and maintain web applications using React and Node.js.
  • Collaborate with cross-functional teams to define and implement new features.
  • Write clean, maintainable, and efficient code.
  • Optimize applications for maximum performance and scalability.
  • Troubleshoot and resolve software defects and issues.

Requirements:

  • Bachelor’s degree in Computer Science or a related field.
  • 5+ years of experience in full-stack development.
  • Proficiency in React, Node.js, and related technologies.
  • Strong understanding of RESTful APIs and database systems (SQL and NoSQL).
  • Experience with version control systems (e.g., Git).

Desirable:

  • Experience with cloud platforms (e.g., AWS, Azure).
  • Knowledge of CI/CD pipelines.
  • Familiarity with Agile development methodologies.

Advanced English:

  • Excellent verbal and written communication skills in English.

📍Location

  • Argentina or Perú. 

About this role

Summary

Develop and maintain web applications using React and Node.js, optimize performance, troubleshoot issues.

Job title

Senior Full-Stack Developer (Must: Node & React)

Experience level

5+ years

Minimum experience

5+ years exp

Industry

software

Location requirements

On-site in Argentina or Perú, or remote allowed.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

reactnode.jsrestful APIssqlnosqlgit

Preferred skills

cloud platformsci/cdagile

Specializations

reactnode.jsfull-stackweb applications
Locations

Structured locations inferred from the posting.

Argentina, Santiago del Estero Province, Argentina

On-site City

Perugia, Province of Perugia, Italy

On-site City

Argentina

Remote Country

Peru

Remote Country