Senior Front-End EngineerMexico(Remote) Position SummaryAs a Senior Front-End Engineer at Ascensus, you will be part of a high-energy, cross-functional Scrum team responsible for ensuring that the client interface of our web applications is reliable, responsive, and seamless. You will focus on building robust, scalable, and maintainable front-end components by applying industry-leading user interface development practices and collaborating closely with teams across multiple layers of the technology stack.We are building high-performing teams empowered to address business needs through the continuous delivery of high-quality software featuring intuitive user experiences and sophisticated design. This role requires a strong commitment to collaborative problem-solving, high-quality product development, and a curiosity for emerging digital technologies that blend usability with visual design excellence.Job Functions, Essential Duties, and ResponsibilitiesDevelop responsive web applications aligned with design guidelines and information architecture, optimizing performance and ensuring seamless integration with business logic layersCollaborate with UX designers, full-stack engineers, and other stakeholders to deliver business objectives through engaging and intuitive user experiences while adhering to UI architectural standards and best practicesDefine, establish, and enforce front-end development standards, including performance optimization, accessibility compliance, and cross-browser compatibilityDesign and build reusable UI components and patterns for use across multiple applicationsLead or contribute to technical initiatives related to user interface developmentActively participate in all Scrum ceremonies, including pair programming, peer code reviews, testing, estimation, planning, and continuous improvement initiativesEnsure the protection, security, and proper handling of all confidential Ascensus data to prevent unauthorized access, improper transmission, or unapproved disclosure that could result in harm to Ascensus or its clientsDemonstrate Ascensus’ I-Client service philosophy and core values—People Matter, Quality First, and Integrity Always®—through daily actions that support and strengthen our organizational cultureSupervisionN/AExperience, Skills, and Knowledge RequirementsBachelor’s degree in Computer Science, Engineering, or equivalent professional experience preferredMinimum of 5 years of hands-on experience as a Front-End EngineerStrong proficiency in web technologies and client-side scripting, including HTML5, CSS3, JavaScript, the HTML DOM, and underlying event modelsExperience with at least one modern JavaScript front-end framework, with a strong preference for ReactSolid understanding of asynchronous request handling, dynamic partial page updates, and performance optimization techniquesExperience working with Service-Oriented Architecture (SOA), web services, RESTful APIs, microservices, and API integrationsGood understanding of WCAG accessibility guidelines and hands-on experience resolving common accessibility issuesProficient knowledge of UI unit testing, cross-browser compatibility challenges, and mitigation strategiesExperience using code linters such as ESLintDemonstrated ability to write clean, maintainable code using engineering best practices, including unit testing, CI/CD, automation, design patterns, and refactoringStrong problem-solving, troubleshooting, and communication skillsNice-to-Have SkillsUnderstanding of UI/UX design principlesExperience building reusable UI/UX component librariesExperience with Node.js and npm scriptingBasic knowledge of .NET and C# within the Microsoft technology stackFundamental understanding of object-oriented design principles, including S.O.L.I.D., cohesion, and couplingWorking experience with SQL, Sybase, Nginx, and RedisExperience with continuous integration and continuous deployment (CI/CD) pipelinesExposure to containerization technologies such as Docker and Kubernetes