Senior JavaScript Engineer (React)

TL;DR

Senior JavaScript Engineer (React/Fullstack): Designing and building scalable enterprise applications with an accent on technical quality, performance optimization, and seamless client integration. Focus on implementing data storage solutions, optimizing application speed, and collaborating with distributed teams to deliver high-performance digital products.

Location: Must be based in Brazil

Company

Independent team of data and AI experts building intelligent digital solutions for ambitious enterprises.

What you will do

• Design and build high-quality applications using JavaScript and React.
• Implement and maintain data storage solutions and optimize for maximum speed and scalability.
• Define structured practices for source code management, building, and deployment.
• Analyze client requirements and translate them into innovative digital products.
• Collaborate with Technical Leaders and client teams to ensure timely project execution.

Requirements

• Must be based in Brazil.
• At least 6 years of commercial experience at a Senior Engineer level.
• Deep knowledge of JavaScript and React.
• Professional proficiency in English.
• Experience with Git, CI/CD, cloud environments, and databases.
• Proficiency in unit, integration, and end-to-end testing.

Nice to have

• Experience with headless CMS solutions, ideally Sanity.

Culture & Benefits

• Collaborative, people-first approach within a global team.
• Opportunity to work with high-profile global clients like Starbucks and Walmart.
• Environment that values technical excellence, inclusivity, and continuous learning.
• Flexible contract arrangement with potential for extensions.

Hiring process

• Talent Call: Introductory conversation to assess alignment.
• Technical Assessment: Live coding challenge via Zoom.
• Hiring Manager Interview: Discussion on teamwork and problem-solving.
• Potential additional interview with the end client.