Principal Software Architect (Must: Go, Kafka & AWS)

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 Title: Principal Software Architect (Must: Go, Kafka & AWS)
Position Overview: As a Principal Architect with Go at SantexGroup, you will be part of a seasoned team of software engineers and will help accomplish the company goals through feature development and delivery.
Project: Manage travel and expenses all in one place—with a connected card at the center

Responsibilities:

• Design, implement and deliver complex software systems
• Collaborate with cross-functional teams to support technical roadmaps
• Understand an collaborate in architectural decisions to ensure scalability, reliability, and maintainability
• Conduct code reviews, .follow coding standards, and enforce best practices
• Stay abreast of industry trends and technologies to drive continuous improvement
• Work closely with stakeholders to understand business requirements and translate them into technical solutions

Requirements:

• Proven experience as a Principal Architect or Staff Engineer with focus in Backend or similar role
• Expertise in one or more programming technologies
• Go
• Kafka 
• SQL
• Experience with cloud platforms, preferably AWS, Lambda Functions 
• Strong understanding of software architecture and design patterns
• Excellent problem-solving and communication skills
• Knowledge of microservices architecture and containerization technologies
• Experience in Fintech / Banking, dealing with large volumes of data and traffic

Nice to Have:

• Contributions to open-source projects or technical publications
• English: Upper Intermediate / Advanced
• Time Zone: 9 / 18 hs miami EST

Location: Córdoba or Buenos Aires