Responsibilities
- Design, build, and optimize high-throughput distributed backend systems processing over 120 million daily offer events.
- Develop Kotlin backend services and scalable microservices using the Spring Boot ecosystem and RESTful APIs.
- Integrate existing AI systems to generate content, classify offer attributes, and transform unstructured data.
- Design and evolve vertical product experiences in the Electronics domain using Domain-Driven Architecture.
- Apply engineering best practices to deliver reliable features used by millions of customers.
- Participate in a team with autonomy over technology choices, service ownership, and continuous improvement.
Requirements
- Commercial experience coding in Kotlin or Java, with willingness to deepen Kotlin expertise.
- Solid commercial experience with Spring Boot for building scalable microservices and RESTful APIs.
- Experience solving complex challenges in massive-scale distributed systems and commitment to high-quality code.
- Openness to unfamiliar technology stacks; frontend experience is a plus.
- Ability to use AI-powered tools for coding, debugging, and research.
- Effective communication in Polish and English at least at B2 level.
Benefits
- Hybrid 4/1 work model with flexible start times between 7:00 and 10:00 a.m. and up to 30 days of occasional remote work.
- Annual performance bonus and a long-term discretionary incentive plan based on Allegro.eu restricted stock units.
- Well-located Kraków offices with equipped kitchens, bicycle parking, terraces, raised desks, ergonomic chairs, and interactive conference rooms.
- Choice of a 16-inch or 14-inch MacBook Pro or corresponding Dell Windows laptop with accessories.
- Cafeteria benefits including medical, sports, lunch, insurance, and purchase voucher packages.
- Employer-paid English classes, training budget, hackathons, internal learning platform, and inter-team tourism.
- Additional volunteering day and social events.
Tech Stack
Categories
About Allegro
Allegro is the most popular shopping platform in Poland and the largest e-commerce platform of European origin. We operate a marketplace model which means that customers can buy whatever they need from over 135,000 merchants, who can list an unlimited number of offers on our platform. We offer products in all key categories including Automotive, Fashion, Home&Garden, Electronics, Books and Collectibles, Kids or Health and Beauty. Each month, 22 million customers visit our platform, which is equivalent to almost 80% of all Internet users in Poland. They can choose from over 250m offers at the most attractive prices with maximum convenience including fast and free deliveries under the Allegro Smart! programme, modern financial services (Allegro Pay), as well as Poland’s widest 50k pickup points network. In 2019 we celebrated the 20th anniversary of Allegro in Poland. For over two decades, we have been serving consumers and promoting the idea of entrepreneurship in one of the most innovative areas of the economy. We have come a long way from an auction site for private individuals looking for a modern alternative to their local flea market. Today, we are a vibrant international marketplace platform for professional sellers and a must-have sales channel for top international brands and retailers. We currently employ more than 7000 employees and each of us ranks among the best experts in their field. Whether it’s in Technology, Customer Experience, Commerce, Delivery Experience or many other teams, we’re all proud to say that Allegro employs the best people on the market and all of us are ready to admit that it’s #goodtobehere. ESG Report 2022: https://allegro.pl/zobacz/esg Career at Allegro: https://jobs.allegro.eu/ Allegro Tech: https://allegro.tech/ Brand Journal: magazyn.allegro.pl Support & help: pomoc.allegro.pl // facebook.com/allegro