Software Engineer III - Frontend (Web Checkout & Wishlist)

We are looking for an experienced Software Engineer III – Frontend to join our engineering team, supporting high-traffic, customer-facing e-commerce applications.

In this role, you will focus primarily on frontend development, building scalable, reliable, and high-performance web experiences across Checkout and Wishlist platforms, with occasional backend development using Java.

You will collaborate with cross-functional teams, including Product, UX, and Engineering, to deliver innovative solutions that improve customer experience, conversion, and overall platform performance.

Key Responsibilities

• Design, develop, and maintain scalable frontend applications using JavaScript, React, Redux, Node.js, and TypeScript .

• Deliver end-to-end frontend features, from technical design and implementation to production support.

• Build reusable UI components and contribute to shared frontend libraries.

• Translate business requirements, wireframes, and UX designs into high-quality, production-ready code.

• Integrate frontend applications with RESTful APIs and occasionally contribute to backend services using Java.

• Develop and maintain automated unit, integration, functional, and end-to-end tests.

• Participate in code reviews, technical design discussions, and Agile ceremonies.

• Optimize application performance, accessibility, security, and reliability.

• Monitor application health using observability tools, metrics, dashboards, and alerts.

• Collaborate with distributed engineering teams to ensure seamless integration across platforms.

• Leverage AI-assisted development tools to improve engineering productivity while maintaining code quality.

• Follow software engineering best practices, including clean code, maintainability, and secure development.

Required Qualifications

• 5+ years of professional experience in frontend software engineering.

• Strong hands-on experience with JavaScript, React, Redux, Node.js, and TypeScript .

• Experience developing and integrating RESTful APIs .

• Familiarity with backend technologies such as Java, Golang, or Python .

• Strong understanding of frontend architecture, reusable components, and software design patterns.

• Experience implementing automated testing, including unit, integration, and end-to-end testing.

• Experience with testing frameworks such as Playwright or similar tools.

• Familiarity with CI/CD pipelines , including GitHub Actions, GitLab CI, or equivalent.

• Understanding of web performance optimization, accessibility, and secure coding practices.

• Familiarity with observability and monitoring tools such as New Relic, Splunk, or AWS CloudWatch .

• Experience working in Agile development environments.

• Strong problem-solving skills and ability to work independently on complex technical challenges.

• Advanced English communication skills , both written and verbal.

Nice to Have

• Experience developing high-traffic e-commerce applications.

• Hands-on experience with backend development using Java.

• Experience with cloud environments, particularly AWS.

• Knowledge of checkout flows, shopping carts, payment integrations, or customer-facing retail platforms.

• Experience with AI-assisted coding tools such as Claude Code.

• Familiarity with experimentation, A/B testing, and data-driven product improvements.

• Experience collaborating with globally distributed engineering teams.

Education

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, or equivalent practical experience.

Location & Eligibility

• Mexico Only: Candidates must currently reside in Mexico.

• Must be legally authorized to work in Mexico.

• Advanced English proficiency is required.

• Ability to collaborate effectively with international teams.