Frontend Developer

INTRODUCTIONWe are seeking a highly skilled and motivated Mid-Senior Frontend Developer with a strong background in secure web application development to join our growing team in Istanbul Maltepe. In this role, you will be responsible for designing, developing, and implementing mission-critical web applications for the defense industry, ensuring robust and user-centric solutions. You will work on challenging projects that require deep understanding of frontend architecture, cross-platform compatibility, and integration with backend systems. If you are a passionate developer who thrives in a structured yet dynamic environment and enjoys tackling complex technical problems in a mission-driven context, we encourage you to apply.RESPONSIBILITIESDesign and develop responsive, cross-platform web applications (desktop and mobile) using React, Tailwind CSS, and DaisyUI.Integrate frontend components with backend systems via REST APIs.Collaborate with backend developers to ensure seamless data flow and system architecture.Optimize application performance, accessibility, and security for defense-grade standards.Follow feature branch methodology in GitLab for task tracking and code management.Participate in code reviews and adhere to best practices for maintainable, scalable code.Troubleshoot bugs, analyze user requirements, and iterate on solutions.Document frontend workflows and collaborate with stakeholders to refine user experiences.REQUIREMENTS3–5 years of experience in frontend development.Proficiency in React.js, Tailwind CSS.Strong knowledge of JavaScript/TypeScript, HTML5, and CSS3.Experience working with REST APIs and JSON data formats.Mastery of Git and GitLab for version control, including feature branch workflows.Familiarity with cross-platform web development (desktop and mobile, but not SPAs or hybrid frameworks).Understanding of cross-browser compatibility and responsive design principles.Strong problem-solving skills and attention to detail.Professional English proficiency for technical communication and documentation.Experience with CI/CD pipelines (e.g., GitLab CI/CD, Jenkins) to automate builds and deployments.Testing expertise: Writing unit tests (e.g., Jest, React Testing Library) and integration/e2e tests (e.g., Cypress, Playwright).PREFERRED/PLUS IF YOU HAVEExperience with security best practices (e.g., XSS, secure API calls).Knowledge of performance optimization (e.g., lazy loading, code splitting).Contributions to open-source projects or a strong portfolio of web applications.Familiarity with state management libraries (e.g., Redux, Context API).Exposure to containerization tools (e.g., Docker) for frontend workflows.WHAT WE OFFERHybrid work option: 2 remote days per week (with core hours in Istanbul Maltepe office).Private health insurance, meal cards, and transportation assistance.Flexible working hours and pre-work breakfast.The opportunity to work in the defense industry on high-impact projects.A collaborative, process-oriented team environment with GitLab-based task tracking.Competitive salary and performance-based bonuses.A culture that values initiative, responsibility, and innovation in engineering.