Join Komatsu and Be Part of Something Big!
MTS is a global leader in mine management technology and a wholly owned subsidiary of Komatsu Ltd. Our innovative technology powers mining operations in diverse regions around the world. The products we develop, the solutions we design, and the services we provide set us apart in the mining technology industry.
We are more than a company: we are a community of passionate and creative professionals united by a common vision – to transform the way the mining industry operates. With a presence that extends from Johannesburg to Vancouver, from Sydney to Lima, you will have the opportunity to be part of a global organization that encourages creativity, promotes innovation, and stimulates big thinking, the exchange of ideas, and the generation of real impact.
As part of Komatsu’s software development team, the Front-End Developer Level II is responsible for developing and optimizing user interfaces for web applications, working under the guidance of senior developers. The role requires hands-on coding, participation in planning and executing front-end projects, and contributing to the design of robust, efficient, and scalable architectural solutions.
This position is ideal for professionals seeking to deepen their technical skills and take on increasing responsibilities in a collaborative and innovative environment. It offers opportunities to work on challenging projects, strengthen leadership abilities, and contribute significantly to team success, supporting continued career growth.
Domestic and international travel may be required for meetings, training, and technical visits.
- Implement user interfaces, components, and features using JavaScript/TypeScript with a focus on performance and user experience;
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Contribute to the design and development of scalable front-end architectures using React.JS;
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Integrate front-end applications with back-end systems using WebAPI or Kafka;
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Utilize UX tools such as Figma to support the design process;
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Transform UI/UX prototypes into responsive, high-quality web applications;
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Conduct code reviews and provide guidance to junior developers;
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Actively participate in Agile ceremonies, including sprint planning, daily stand-ups, and retrospectives;
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Research and propose improvements based on emerging front-end technologies;
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Communicate clearly and effectively in Portuguese with internal teams and stakeholders.
- Bachelor’s degree or equivalent from an accredited institution;
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At least three years of professional software development experience;
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Strong knowledge of JavaScript/TypeScript;
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Proficiency in React.JS and familiarity with Spring frameworks;
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Experience with microservices and distributed systems;
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Integration experience using WebAPI or Kafka;
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Proficiency with Git, including Azure DevOps (ADO) and GitHub;
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Strong problem‑solving skills and attention to detail;
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Strong verbal and written communication skills;
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Fluency in Portuguese;
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Fluency in English (required).
- Experience mentoring junior developers;
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Interest in continuous learning and adopting new technologies;
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Strong teamwork skills and ability to work independently;
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Experience with Agile methodologies and tools.
Diversity & Inclusion Commitment
At Komatsu we come from diverse backgrounds, with unique perspectives, experiences, and contributions. We are committed to creating a workforce that is reflective of the communities we work and live in. We believe that our people are part of our shared purpose. We are authentic, ambitious, and innovative in our pursuit of Diversity & Inclusion. United, we are on a journey towards a sustainable future that creates value together.
Company Information
Komatsu is a world leader in manufacturing construction, mining, forestry, and industrial heavy equipment. Founded in 1921, Komatsu has a long history of quality, reliability, innovation, and excellence. Headquartered in Tokyo, Japan, Komatsu facilities, distributors and dealers are in more than 140 countries and employ more than 60,000 people. Komatsu offers a diverse and challenging work environment, where you can grow your skills and career, and contribute to a sustainable, clean-energy future. If you are looking for a company that values your talent and potential, be a part of something big and join a team that is shaping the world!
If you want to learn more about Komatsu, please visit our website at https://www.komatsu.com/ .
