ARCHIVED
This job listing has been archived and is no longer accepting applications.
MisuJob - AI Job Search Platform MisuJob

Senior Frontend Developer (React)

Miratech1

Rio de Janeiro, RJ, Brazil Remote permanent

Posted: March 3, 2026

Interested in this position?

Create a free account to apply with AI-powered matching

Quick Summary

We are a global IT services and consulting company that brings together enterprise and start-up innovation. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of our engagements to succeed by meeting or exc

Job Description

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a global leader, and create technology that helps our clients further enhance their business. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of Miratech's engagements to succeed by meeting or exceeding our scope, schedule, and/or budget objectives since our inception in 1989.

Miratech has coverage across  5 continents and operates in over 25 countries around the world. Miratech retains nearly 1000 full-time professionals, and our annual growth rate exceeds 25%. 

We are looking for a Senior Frontend Developer (React) to join our team. In this role, you will focus on building high-quality, scalable, and user-centric frontend solutions that significantly enhance the user experience.

The project involves patented technology that enables anyone with a smartphone camera to create an interactive 3D model, complete with detailed measurements and advanced design capabilities. You will play a key role in delivering intuitive, high-performing interfaces for this innovative product.

Working hours: 11:00 am to 08:00 pm GMT-3

Responsibilities:

• Work closely with Engineering, Product, Design, and other stakeholders to align on project goals, gather and refine requirements, and ensure seamless execution.
• Lead the design and implementation of robust, scalable, and maintainable frontend architecture using React.
• Evaluate different technical approaches, discuss trade-offs, and recommend optimal frontend solutions to complex challenges.
• Drive the development and refinement of UI components, services integration, and frontend performance optimization.
• Collaborate with product managers and technical experts to define, develop, and successfully roll out new features that enhance user experience and business value.
• Ensure high code quality through best practices, code reviews, testing, and documentation.
• Identify opportunities for process improvements and contribute to enhancing team productivity and system efficiency. 

• 8+ years of experience designing, building, and deploying modern web applications.
• 5+ Strong expertise in React and modern JavaScript (ES6+).
• Deep understanding of frontend technologies including JavaScript, HTML, and CSS.
• Experience integrating with RESTful and/or GraphQL APIs.
• Strong understanding of frontend performance optimization and scalability best practices.
• Experience working with relational databases such as PostgreSQL or MySQL (general understanding for integration purposes).
• Familiarity with cloud environments such as AWS or Google Cloud.
• Proven ability to take features from concept through development, testing, and delivery.
• Experience working in an engineering-driven organization with shared ownership of product outcomes.
• Experience collaborating with Product, Design, Analytics, and Legal stakeholders.

Nice to Have

• Experience with Ruby on Rails (backend collaboration and understanding of API structure).
• Experience with React Native or mobile development.

We offer:

• Culture of Relentless Performance: join an unstoppable technology development team with a 99% project success rate and more than 30% year-over-year revenue growth. 
• Competitive Pay and Benefits: enjoy a comprehensive compensation and benefits package, including health insurance, and a relocation program. 
• Work From Anywhere Culture: make the most of the flexibility that comes with remote work. 
• Growth Mindset: reap the benefits of a range of professional development opportunities, including certification programs, mentorship and talent investment programs, internal mobility and internship opportunities. 
• Global Impact: collaborate on impactful projects for top global clients and shape the future of industries. 
• Welcoming Multicultural Environment: be a part of a dynamic, global team and thrive in an inclusive and supportive work environment with open communication and regular team-building company social events. 
• Social Sustainability Values: join our sustainable business practices focused on five pillars, including IT education, community empowerment, fair operating practices, environmental sustainability, and gender equality. 

* Miratech is an equal opportunity employer and does not discriminate against any employee or applicant for employment on the basis of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected status under applicable law.

Why Apply Through MisuJob?

AI-Powered Job Matching: MisuJob uses advanced artificial intelligence to analyze your skills, experience, and career goals. Our matching algorithm compares your profile against thousands of job requirements to find positions where you have the highest chance of success. This saves you hours of manual job searching and ensures you only see relevant opportunities.

One-Click Applications: Once you create your profile, applying to jobs is effortless. Your resume and cover letter are automatically tailored to highlight the most relevant experience for each position. You can apply to multiple jobs in minutes, not hours.

Career Intelligence: Beyond job matching, MisuJob provides valuable career insights. See how your skills compare to market demands, identify skill gaps to address, and understand salary benchmarks for your experience level. Make data-driven decisions about your career path.

Frequently Asked Questions

How do I apply for this position?

Click the "Register to Apply" button above to create a free MisuJob account. Once registered, you can apply with one click and track your application status in your dashboard.

Is MisuJob free for job seekers?

Yes, MisuJob is completely free for job seekers. Create your profile, get matched with jobs, and apply without any cost. We help you find your dream job without any hidden fees.

How does AI matching work?

Our AI analyzes your resume, skills, and experience to understand your professional profile. It then compares this against job requirements using natural language processing to calculate a match percentage. Higher matches mean better fit for the role.

Can I apply to jobs in other countries?

Absolutely. MisuJob features jobs from companies worldwide, including remote positions. Filter by location or look for remote opportunities to find jobs that match your preferences.

Ready to Apply?

Join thousands of job seekers using MisuJob's AI to find and apply to their dream jobs automatically.

Register to Apply