Senior Web Developer (Full Stack) - Hybrid İş İlanı

We are Pegasus Airlines! We are Pegasus. We represent the new generation in Turkish aviation. With our motto: Everyone has the right to fly, we inspire our guests to travel with low fares thanks to our business model. As your digital airline, our guest-centric approach offers digital technologies and unique innovations that enhance the travel experience. Today, we operate connecting flights to more than 56 countries across Türkiye, Europe, North Africa, the Middle East, Russia, and Central Asia. We have one of the youngest fleets in the world, with 129 aircraft and an average fleet age of 5.3 years as of 2026. Are you ready to embark on your Pegasus career path as our Senior Web Developer (Full Stack) , flight number PC-2026? Requirements Education: BS/MS in Computer Science, Computer Engineering, Software Engineering, or a related field. Team Player: Lifelong learner with a customer-first mindset, strong communication skills, an innovative approach, and a collaborative ownership mindset. Experience: 4–6 years of professional web development experience with hands-on frontend and backend/API development. Comfortable working in mature, long-lived codebases. Frontend & Web Technologies: Proficient in TypeScript, JavaScript, React.js, HTML5, CSS3/SCSS, and modern web development practices. Strong understanding of SPA architecture, responsive design, accessibility, and web performance. Familiarity with Next.js and SSR is a plus. Backend & Middleware: Hands-on experience with Java/Spring and REST APIs, including API design, validation, error handling, testing, and service integration. Understanding of BFF architecture, backward compatibility, caching, authentication, and API security is valued. Software Engineering & Architecture: Strong understanding of SOLID, OOP, design patterns, clean code, refactoring, and scalable architecture. Experience with modularization, dependency injection, and technical debt management. Frontend Ecosystem & Quality: Strong experience with the React ecosystem, including Redux, MUI, and design systems. Experience with unit, integration, and UI/E2E testing and test automation. CI/CD & Engineering Practices: Proficient in Git, CI/CD, and Continuous Delivery, with experience or familiarity with GitHub Actions and engineering quality gates. Performance, Reliability & Security: Experience with performance optimization, scalability, observability, production troubleshooting, and web/API security. AI-Assisted Development: Hands-on experience with Claude, ChatGPT, GitHub Copilot, or similar AI-powered development tools for coding, testing, refactoring, and technical analysis. Agile Mindset: Agile-minded, proactive, and comfortable working with Product, UX, QA, Backend, Mobile, and other engineering teams. Preferred: Knowledge of Node.js, Bun, microservices, distributed systems, cloud technologies, MCP, AI agents, and agentic software development. Experience with large-scale/high-traffic applications, particularly in travel, airline, e-commerce, or other transaction-intensive domains, is a plus. In this role, you will Build & Enhance: Build and continuously improve scalable, high-quality web solutions with a focus on performance, reliability, and customer experience. Contribute & Grow: Contribute to architectural decisions, engineering best practices, code quality, and technical improvements. Collaborate & Deliver: Work closely with Product, UX, QA, Backend, Mobile, and other engineering teams to solve complex problems and deliver high-quality solutions. What Pegasus Airlines can offer you • Discounted domestic and international flight tickets that include first-degree family members, For a single candidate can add +1 person, Discounted flight with contracted airlines to destinations where there are no flights • Private health insurance • Food voucher • Remote and flexible working hours on certain days according to a working model, allowance for remote working days • Fun@Fly Social Activity Clubs (Social clubs such as theatre club, sailing, trekking, running, basketball, music, books, zumba, tennis, volleyball and football teams, e-sports team) • Kindergarten opportunity for female employees (Istanbul, Izmir, Antalya) • Performance-based bonus system • Shuttle Discover Pegasus Airlines! Our Framework for a Sustainable Future prioritizes our impact on the environment and society, as well as economic development. We call our route Sustainable Future. By 2050, we aim to eliminate carbon emissions from our operations, and we are working towards this goal. We are proud of a rich governance culture that is developed through a perspective open to continuous improvement and the feedback of our stakeholders. We regularly and transparently share our targets and performance on these issues with the public. Gender equality is at the foundation of our corporate culture. We are one of the pioneering airlines that have signed IATA's voluntary initiative "25by2025" to increase the representation of women in all areas of the aviation industry, including pilot, technician, and management ranks. We were the first airline in the world to join the UN Women's Empowerment Principles (WEPs) platform. Listen to every different voice in our quest for a more equal tomorrow for future generations and we call our voice #PegasusHarmony 💛