Senior Full-Stack Developer (Golang + React)

Santex is a US-based global company founded in 1999, with 25 years of experience in the software industry. Headquartered in California with offices in Córdoba, Argentina, its talent network spans over 18 countries thanks to its flexible, remote-first culture. Santex specializes in custom enterprise software development, operating through Hubs that include eCommerce, BIM, Mobility, Content Delivery, Integration, Web & Mobile Development, Cloud Computing, Artificial Intelligence (AI), Data Science, IT Consulting, and Services. The company is committed to making a positive impact across three dimensions: economic, social, and environmental.

 

 

Job Description

We are looking for a Senior Full-Stack Developer with expertise in Golang (Go) for the backend and React for the frontend, combined with experience in AI/Machine Learning integration, to join our team. The ideal candidate will develop and maintain high-performance, scalable web applications that deliver a seamless user experience while leveraging modern AI capabilities.

Responsibilities

• Design, develop, and maintain robust backend services and RESTful APIs using Golang (Go), focusing on high performance and concurrency.
• Build modern, responsive, and high-performance user interfaces using React and related frontend technologies.
• Integrate AI/ML models and services into the application stack, potentially involving RAG systems or other intelligent features.
• Collaborate with cross-functional teams (Product, AI/Data Science) to define and implement new features from end-to-end.
• Write clean, maintainable, and efficient code across the full stack (Golang, React/TypeScript/JavaScript).
• Optimize applications for maximum performance, scalability, and efficiency.
• Troubleshoot and resolve complex software defects and issues.

Requirements

• Bachelor’s degree in Computer Science or a related field.
• 5+ years of combined experience in full-stack development.
• Expert proficiency in Golang (Go) for backend development.
• Expert proficiency in React and related frontend technologies (JavaScript/TypeScript).
• Proven experience integrating or supporting AI/ML models/services in a production application.
• Strong understanding of RESTful APIs and database systems (SQL and NoSQL).
• Experience with version control systems (e.g., Git).
• Advanced English: Excellent verbal and written communication skills in English.

Desirable

• Experience with cloud platforms (e.g., AWS, Azure, GCP), particularly for model deployment.
• Knowledge of CI/CD pipelines and containerization (e.g., Docker).
• Familiarity with Agile development methodologies.
• Experience with state management libraries (e.g., Redux, Zustand).

Location: Mexico City.

Modality: Hybrid