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Senior Mobile Developer - React Native

Quito, Ecuador

Senior Mobile Developers - React Native collaborate with Business and Quality Analysts, Designers, Project Managers and more to design software solutions that will create meaningful change for our clients. They listen thoughtfully to understand the context of a business problem and write clean and iterative code to deliver a powerful end result whilst consistently advocating for better engineering practices. By balancing strong opinions with a willingness to find the right answer, Senior Mobile Developers bring integrity to technology, ensuring all voices are heard.

Senior Developers are the main drivers and champions of those practices in delivery teams, exemplifying and demonstrating what “good” looks like from a Thoughtworks engineering perspective.

Job responsibilities

You will learn and adopt best practices like writing clean and reusable code using practices like TDD, mobile architecture patterns, design, and pair programming.
You will use and advocate for continuous delivery practices to deliver high-quality software as well as value to end customers as early as possible.
You will work in collaborative, value-driven teams to build innovative customer experiences for our clients.
You will use your passion for mobile development to aid our clients in enabling a platform-appropriate, seamless and human-centered experience for their users.
You will apply the latest technology thinking from our Technology Radar to solve client problems.
You will partner with other technologists from cross-functional teams advocating and demonstrating mobile-first culture.
You will oversee or take part in the entire cycle of software consulting and delivery from ideation to deployment and everything in between.
You will act as a mentor for less-experienced peers through both your technical knowledge and leadership skills.

Job qualifications

Technical Skills

You have deep experience with React Native and JavaScript/TypeScript, coupled with a strong understanding of native platforms (Swift for iOS and Kotlin for Android) to skillfully build custom native modules and bridge native SDKs when required.
You can skillfully write high-quality, well-tested code (utilizing Jest and React Native Testing Library) and you are comfortable with both functional programming and Object-Oriented paradigms.
You can design and build solutions taking into consideration the fundamental concerns affecting mobile software such as bridge performance, constrained execution environment, offline-first operation, discrete store release cycles, accessibility, privacy, etc.
Comfortable with Agile methods, such as Extreme Programming (XP), Scrum and/or Kanban.
Bonus points if you have working knowledge of mobile devops/pipeline tools, such as fastlane, EAS, gradle, etc.
Advanced english level.

Professional Skills

You enjoy influencing others and always advocate for technical excellence while being open to change when needed.
You have a presence in the external tech community and you willingly share your expertise with others via speaking engagements, contributions to open source, blogs and more.
You’re resilient in ambiguous situations and can approach challenges from multiple perspectives.

Other things to know

Learning & Development

There is no one-size-fits-all career path at Thoughtworks: however you want to develop your career is entirely up to you. But we also balance autonomy with the strength of our cultivation culture. This means your career is supported by interactive tools, numerous development programs and teammates who want to help you grow. We see value in helping each other be our best and that extends to empowering our employees in their career journeys.

Responsible Use of AI in Recruitment

At Thoughtworks, we use AI tools to support our recruitment team with administrative tasks such as drafting communications, scheduling interviews and writing job descriptions.

Crucially, our AI tools do not screen, assess, rank or make hiring decisions. Every application is reviewed by our team and all selection decisions are made exclusively by our interviewers and hiring managers.

We are committed to fairness and responsible AI. We actively manage our AI systems by testing, monitoring for biased outcomes and implementing mitigation measures. We hold our third-party vendors to these same high standards through a rigorous governance process. For additional information, please see our full Thoughtworks AI Policy for Recruitment.

Job Details

Country: Ecuador
Location: Quito
Date Posted: 06-26-2026
Industry: Information Technology
Employment Type: Regular

About Thoughtworks

Thoughtworks is a dynamic and inclusive community of bright and supportive colleagues who are revolutionizing tech. As a leading technology consultancy, we’re pushing boundaries through our purposeful and impactful work. For 30+ years, we’ve delivered extraordinary impact together with our clients by helping them solve complex business problems with technology as the differentiator. Bring your brilliant expertise and commitment for continuous learning to Thoughtworks. Together, let’s be extraordinary.

See here our AI policy.

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