Senior FullStack Developer

Responsibilities • We need your support in designing, developing and operating backend and frontend systems that manage master data for merchants, terminals and related entities using TypeScript and Node.js, running natively on AWS • You will work on databases and GraphQL APIs and build integrations with other systems such as merchant onboarding, billing and reporting using AWS-native services • You will develop and maintain React-based user interfaces for partners and merchants as well as Node.js-based APIs for customers and other stakeholders deployed on AWS serverless infrastructure • Together with your team you will design and implement AWS-native architectures that meet high reliability and scalability requirements in real-world production environments • You will write and maintain production-grade frontend and backend code and deploy and operate systems in AWS using AWS CDK, native AWS services, and GitHub Actions pipelines Benefits • Motivizer Benefits Platform to choose and manage all your benefits in one place. You receive a budget (550 PLN monthly). You can choose medical care package, meal tickets, sports cards (we have Multisport and on preferential terms, we have membership cards to one of the most popular Gyms), cinema tickets, shop vouchers, discounts and many more. • Language Courses – you'll have access to a multi-language learning platform enabling you to practice your language skills and learn new ones! • Regular and systematic further training opportunities - both internally and from external providers. We support your ongoing learning and development. • Cooperation within an internal community is our everyday reality. We have networking events, coding challenges, and company parties for different occasions. Qualifications • Successfully completed a degree in computer science, mathematics, physics, or a comparable field of study • 6+ years of experience as a Full Stack Developer with exposure to architectural responsibilities • Strong experience working with TypeScript and Node.js in backend development and Java in the wider system landscape • Hands-on experience with AWS, with a strong focus on serverless services such as Lambda, Aurora (PostgreSQL), and infrastructure as code using AWS CDK • Knowledge and practical experience in agile methodologies and understanding its principles • Very good communication in English and Polish • Availability to work in a hybrid mode with at least 1 visit in the office per month About Nexi Digital Nexi is Europe's PayTech company operating in high-growth, attractive European markets and technologically advanced countries. Listed on Borsa Italiana's MTA, Nexi has the scale, geographic reach and abilities to drive the transition to a cashless Europe. With its portfolio of innovative products, e-commerce expertise and industry-specific solutions, Nexi provides flexible support for the digital economy and the entire payment ecosystem globally, across a broad range of different payment channels and methods. Nexi’s technological platform and the best-in-class professional skills in the sector lets the company operate at its best in three market segments: Merchant Services & Solutions, Cards & Digital Payments and Digital Banking & Corporate Solutions. Nexi constantly invests in technology and innovation, focusing on two fundamental principles: meeting, together with its partner banks, customer needs and creating new business opportunities for them. Nexi is committed to supporting people and businesses of all sizes, transforming the way people pay and businesses accept payments. It offers companies the most innovative and reliable solutions to better serve their customers and expand. By simplifying payments and enabling people and businesses to build closer relationships and grow together, Nexi promotes progress to benefit everyone.