Job Title: Senior Lead Frontend Developer - Bilingual Job Description We are looking for an accomplished Senior Lead Frontend Developer to design and deliver scalable, secure, and high-performance applications. This role requires a balance of deep technical expertise and strong leadership, with the ability to guide teams through the full software development lifecycle and make architectural decisions that ensure long-term success. **Key Responsibilities:** + Design, and maintain complex, high-performance web applications and systems. + Lead the end-to-end software development lifecycle, including planning, development, testing, deployment, and continuous support. + Build scalable solutions, leveraging event-driven architectures and microservices. + Collaborate with product managers, stakeholders, and cross-functional teams to translate business needs into technical solutions. + Write clean, maintainable, and well-documented code while ensuring adherence to engineering best practices. + Conduct code reviews, mentor team members, and foster a culture of technical excellence. + Troubleshoot, debug, and optimize applications for scalability, performance, and reliability. + Drive best practices in application security, networking, and system observability. + Stay ahead of emerging technologies and recommend innovative approaches to enhance systems and processes. + Promote and implement CI/CD pipelines and DevOps practices to accelerate and streamline delivery. **Required Skills & Experience:** + 8+ years of overall software development experience with a strong focus on web applications. + 6+ years of hands-on experience with **TypeScript and JavaScript (coding assessment required).** + 5+ years of professional experience with **React.js and modern front-end development.** + Proficiency with CSS frameworks (Tailwind, Material UI, SASS). + Proven track record in designing and delivering event-driven systems and microservices architectures. + Strong experience with monitoring and observability tools (e.g., DataDog, Splunk, App Insights, New Relic). + Demonstrated expertise in CI/CD pipelines and automation frameworks. + Solid understanding of application security, networking principles, and unit testing frameworks. + Experience working in Agile environments with excellent communication, leadership, and collaboration skills. **Nice to Have:** + 1+ years of experience with Node.js and Express \#LI-Remote #Mexico #LeadFrontend #TypeScript #JavaScript Location: MEX Work-at-Home Language Requirements: Time Type: Full time **If you are a California resident, by submitting your information, you acknowledge that you have read and have access to the Job Applicant Privacy Notice for California Residents (https://www.concentrix.com/resource/job-applicant-privacy-notice-for-california-residents/)**