Senior Full-Stack Software Engineer - (React/NextJS and PHP) - e-commerce (m/f/x) / Hybrid

Global Savings Group (GSG) is Europe’s leading shopping rewards and recommendation company.Our mission is to create rewarding moments for consumers and empower them to make the best shopping decisions in a smart, fair, and enjoyable way. To achieve that, we run market-leading platforms that provide our users with the best savings, cashback, deals, shopping inspiration, and trustworthy reviews from real users.We have over 70 nationalities represented among 1000+ talented colleagues spanning 10 countries, welcoming very diverse backgrounds which range from tech enthusiasts to online marketers, key account managers, or editors.With us, you will be able to work on projects with an international footprint, leaving your mark in the industry and becoming a true driver of change. About this role : We are looking for a Senior Full-Stack Engineer with hands-on e-commerce experience using React/NextJS and PHP in Berlin / Munich / Madrid / Malaga. Our Product and Technology team is autonomous and co-functional, operating in an agile DevOps environment with a strong customer focus. Our product engineering teams target outcomes rather than outputs, using OKRs to deliver our vision.Responsibilities: Design, develop and implement modern and intuitive user interfaces.Take responsibility for our solution infrastructure and contribute to improving architecture in terms of performance, security, scalability, modularity and operational efficiency.Be involved in inception to delivery of various features and products on an ambitious and challenging product roadmap.Ability to be involved in multiple projects at the same time and manage your time effectively.Be a hands-on developer and should be able to switch between research, technical spikes and technical implementation comfortably.Oversee and review the daily deliverables to ensure compliance with high quality standards.Conduct knowledge sharing sessions with presentations and exposure to tasks that help practice new technologies.Create an open communication culture, by being open for feedback and supporting in conflict resolutions Your Profile: 5+ years of experience in designing and developing complex modular applications from technical planning to implementation within a client side framework as well as server side.Strong knowledge and active hands-on experience of JS (TypeScript), HTML, CSS, NextJS and the React framework.Previous knowledge and experience with other technologies such as PHP/Symfony (5 or higher) and object-oriented programming.Excellent understanding of common design/architectural patterns, and the ability to produce elegant designs in modular/microservice design patterns.Logical, analytic thinking, structured and target-oriented approach, very good problem solving skills.Ability to write clean, concise and readable code.Passion for delivering clean code, unit/integration tests and maintainable documentation.Familiarity with Agile/Scrum methodologies and DevOps best practices.Demonstrated ability to support and mentor more junior members of a software development team.Good communication skills in English. Bonus points if you have: Experience with GraphQL, Federation and Supergraph concepts.Experience CMS Headless ContentFul.Experience with AWS Services (DynamoDB, CloudWatch, ECS, EC2, SQS, SNS).Experience with Docker.Experience with messaging and queuing solutions. What we offer: A culture that cherishes your individual and professional developmentAn open-minded team that embraces new ideas, perspectives, and methodologiesFlexible hybrid working scheme with the possibility of working from abroad for up to 6 weeksCloud-based company32 days of paid vacation + your birthday off (27 days for APAC region)Global and Local get-togethersPossibility of taking a sabbatical after 2 years in the companyAccess to training and self-development learning platforms with up to 2.5 hours a week of your working hours