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Front End Engineer

Turkey, Istanbul · Job Posted April 24, 2026
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Job Description

We are seeking a skilled Front End Engineer, the ideal candidate will be responsible for designing, developing, and maintaining our Red101 platform and related services. Additionally, the candidate should have a strong understanding of testing methodologies and be able to conduct their own testing to ensure the quality and functionality of our applications and a strong understanding that our customers are the ultimate beneficiary of well built, scalable and working software.

Job Responsibility

  • Design, develop, and maintain software systems using modern frameworks and technologies
  • Collaborate with cross-functional teams to define, design, and ship new features
  • Write clean, maintainable, and efficient code
  • Implement responsive design principles to ensure applications work on various devices and screen sizes
  • Conduct thorough testing of applications, including unit testing, integration testing, and end-to-end testing
  • Debug and resolve technical issues and bugs
  • Be part of a support rota for production issues or outages
  • Tame technical debt which arises from the normal delivery process
  • Stay updated with emerging technologies and industry trends

Requirements

  • Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent professional experience delivering production-grade frontend systems at scale
  • Expert-level proficiency in modern frontend development, including: HTML5, CSS3 (including modern layout systems and design tokens), JavaScript and TypeScript, Deep experience with React and the contemporary ecosystem (hooks, server components, state management, performance optimization)
  • Strong experience building large-scale, complex web applications, with a solid understanding of: Component-driven architecture, Accessible, responsive, and internationalized user interfaces, Performance, bundle optimization, and browser rendering behaviour
  • Proven experience with version control and modern Git workflows, including trunk-based development or GitOps-style branching strategies, code reviews, and automated quality gates
  • Strong background in testing strategy and implementation, including: Unit, integration, and end-to-end testing, Frameworks such as Jest, Vitest, Playwright, Cypress, Selenium, or equivalent, Advocating for testability and quality-first development practices
  • Ability to design, document, and communicate frontend architecture, using: System and component diagrams (e.g., C4 model), Sequence diagrams, workflows, and technical design documents, Clear written communication that supports cross-team collaboration
  • Solid understanding of frontend observability and operational excellence, including: Client-side logging, monitoring, and alerting, Performance tracking (Core Web Vitals, real-user monitoring), Debugging issues across browsers, devices, and environments
  • Experience collaborating closely with backend, design, product, and platform teams to deliver cohesive user experiences, influencing technical direction and trade-offs
  • Excellent problem-solving skills, attention to detail, and the ability to lead by example, mentor other engineers, and take ownership of frontend quality and technical decisions
  • Strong communication skills, with the ability to articulate complex technical concepts to both technical and non-technical stakeholders

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