Senior React Native Developer

Santex; Antioquia; Presencial; COP 100.440.000 - 167.400.000; Jornada completa

Descripción de la vacante

Santex is seeking a skilled Software Engineer to join the Digital Banking team. You will design and build features that improve customer experiences, own services end-to-end, and collaborate with product managers and designers to create intuitive, scalable solutions.

Ideal candidates will have 5+ years in IT, strong React Native experience, and proficiency with Spring Boot, REST APIs, and CI/CD practices in an Agile setting.

Formación

• Bachelor’s degree in Computer Science or equivalent required.
• 5+ years in IT with 3+ years building apps using React Native.
• Minimum 2+ years iOS/Android experience and 3+ years Spring Boot.
• Strong API skills with REST, JSON/XML; unit testing and Agile practices.

Responsabilidades

• Design, develop, and deliver features in a fast-paced Agile environment.
• Write clean, scalable code and perform peer reviews.
• Collaborate with product managers and designers to implement user stories.
• Optimize performance and maintain technical documentation.

Conocimientos

React Native

iOS/Android

Spring Boot

Redux

React

Expo

Jest

REST APIs

Unit tests

Agile

Communication

Educación

Bachelor’s degree in Computer Science/Software Engineering

Herramientas

Jenkins

GitHub CI

Descripción del empleo

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.

Position Summary

We are seeking skilled Software Engineers passionate about delivering exceptional software experiences. As part of the Digital Banking team, this individual will design and build features that improve our clients’ customer experience, owning services end-to-end and collaborating closely with product managers and designers to create intuitive, impactful solutions.

The Software Engineer will simplify complex problems into scalable designs, uphold engineering best practices, and contribute to a culture of continuous improvement. Operating in a fast-paced Agile environment, they will consistently deliver high-quality, production-ready code and embrace continuous delivery. Ideal candidates are detail-oriented, driven to solve real problems, eager to learn, and committed to mentoring and excellence—striving for perfection while knowing when to ship.

Product Mission

Our mission is to deliver a leading, end-to-end consumer banking experience through a mobile-first, intuitive, and secure digital platform that enables financial institutions to personalize and scale services to meet their customers' evolving needs.

Product Vision

Our vision is to design and evolve a leading digital banking experience that simplifies financial tasks, empowers users with insights and control, and gives financial institutions the flexibility to launch, manage, and grow. With personalized experiences, a best-in-class feature set, and continuous innovation, we future-proof users through emerging technologies and ecosystem advancements.

Key Areas of Responsibility

• Implement features and deliver production-ready code
• Create technical documentation, system diagrams, and debugging reports
• Conduct performance optimizations and monitor key metrics

Product Strategy, Vision, and Planning

• Participate in agile planning events by providing technical insights and feasibility analysis
• Collaborate with Product Owners, Designers, and Engineers to translate business needs into features and technical solutions
• Offer input on technology enhancements, emerging tools, and product gaps to inform the roadmap and backlog
• Support definition of acceptance criteria to guide development and testing

Product Design and Development

• Design, develop, deploy, and maintain software solutions in an agile environment
• Write clean, scalable code aligned with best practices and engineering standards
• Collaborate with peers to implement user stories, resolve issues, and improve product functionality
• Engage in agile ceremonies such as daily scrums and product demos
• Create proof-of-concepts and run experiments to inform technical decisions
• Conduct peer code reviews for quality and knowledge sharing
• Continuously improve team processes and development workflows
• Stay current with emerging technologies, frameworks, and industry practices

Performance Measurement and Optimization

• Monitor delivery metrics such as lead time and deployment frequency
• Identify and implement improvements to enhance delivery efficiency

Basic Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or equivalent experience.
• 5+ Years in IT Industry with 3+ years of experience in building and delivering apps using React Native
• Minimum 2+ years of experience in iOS/Android
• Minimum 3+ years of experience in Spring Boot application development
• Expert in analyzing, designing, implementing, and troubleshooting mobile applications for highly transactional systems.
• Experience in building React Native plugins
• Solid working knowledge on Redux, React, Expo, and Jest.
• Strong Problem Solving and Analytical Thinking.
• Proficient with Agile software development life cycle.
• Experience with REST APIs, XML & JSON.
• Experience in writing unit test cases
• Experience with Agile development methodology.
• Excellent communication and team player with can-do attitude.

Preferred Qualifications

• Champion of Agile Scrum methodologies and SAFe frameworks
• Experience with CI/CD systems such as Jenkins or GitHub CI
• Deep understanding of secure solution design principles
• Familiarity with concurrent backend environments and multithreading
• Experience with test-driven development frameworks or automated testing tools for mobile.
• Possesses cross functional expertise to implement DevOps, CI/CD practices.
• Exposure to AI IDE like Cursor, GitHub Copilot.