Frontend/UX Developer (Permanent)

We're seeking a Senior Frontend Engineer for our X team. As a Frontend Engineer, you will play a critical role in developing and enhancing our Frontend applications. Drawing on your strong background in backend development and web technology, you will be tasked with building and maintaining sophisticated backend APIs and services. Your efforts will be vital to providing unmatched and unique advertising experiences, setting a standard in user engagement.
With a solid track record of crafting complex backend systems, you will integrate into our Agile team to develop robust and scalable backend services. These services are crucial in supporting our dynamic frontend and mobile applications and our comprehensive financing solutions, ultimately transforming how millions of users worldwide interact with shopping, payment, and banking platforms.

Agile Developmen t: Lead and drive Agile methodologies within the team, ensuring adherence
to the Scrum framework. Mentor team members through all phases of the software development
lifecycle, from planning and design to deployment and maintenance.
● Feature Implementation : Collaborate closely with the Product team to deeply understand
requirements and translate them into functional, efficient, and high-quality frontend code.
● Partner with Backend, Mobile, and QA engineers to ensure seamless backend
integration and functionality with other software ecosystem components. coordinating development efforts, troubleshooting, and supporting each other to meet project
Actively participate in Frontend Chapter meetings and initiatives,
the latest Frontend technologies and trends.
● Quality Assurance : Work in tandem with QA engineers to define comprehensive test cases,
support both automated and manual testing processes, and ensure that releases meet the
highest quality standards before deployment.
● Lead and participate in code review sessions to uphold high code quality. knowledge, provide and incorporate constructive feedback, and help improve overall codebase
Continuous Integration and Deployment : Work with CI/CD tools to automate testing and
deployment processes, ensuring that changes are released efficiently to the production
Scrum Participation: Take a proactive role in leading daily stand-ups, sprint planning, sprint
accessible to support current team operations and facilitate future project maintenance and
6+ years of professional experience in Software Engineering, with a focus on Frontend
Framework Knowledge: Familiarity with major Javascript frameworks; experience with React JS
Solid understanding of modern JavaScript features, including ES2023 updates, asynchronous
programming, and concurrent rendering concepts for building efficient and scalable applications.

• Experience in Software Development, Design, and Architecture, with security in mind
• Experience with Agile practices: Expertise in optimizing web performance and Web Vitals (e.g., Core Web Vitals) to ensure fast

load times and smooth user experiences, including metrics like Time to First Byte (TTFB), Time
Experience in web application design and state management solutions

• Experience with Unit and Integration testing
• Understanding common security vulnerabilities and performance issues in web applications, and

Strong customer focus, you build accessible applications with a great UX
● Knowledge of web accessibility standards and best practices to create inclusive and accessible
web applications
● Next.js 15 and its latest features, such as improved server components, streaming, and