Responsibilities
- Design and build high-throughput backend services for massive-scale API traffic with a strict 50 ms latency budget.
- Develop API management tools for access control, abuse detection, traffic mitigation, and platform compliance.
- Build and maintain Kotlin and Java backend microservices and GCP big-data pipelines.
- Collaborate with Data Scientists and ML Engineers to automate processes and decision-making.
- Apply engineering best practices to complex distributed-systems challenges.
- Occasionally contribute to frontend tasks using React.
Requirements
- Commercial coding experience in Kotlin or Java, with willingness to deepen Kotlin expertise.
- Experience or capability working with high-quality code, engineering best practices, and massive-scale distributed systems.
- Interest in using AI tools in daily engineering work.
- Openness to occasional frontend work; React is a nice-to-have.
- Effective communication in Polish and English at least at B2 level.
Benefits
- PLN 18,850–25,900 salary range under a contract of employment, plus an annual performance and company-results bonus and a discretionary incentive plan based on Allegro.eu shares.
- Hybrid 4/1 work model with flexible start times between 7:00 a.m. and 10:00 a.m. and 30 days of occasional remote work.
- Warsaw-based office 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 equivalent Dell Windows laptop with accessories.
- Cafeteria benefits including medical, sports, lunch, insurance, and purchase-voucher packages.
- Paid job-related English classes, training budget, inter-team tourism, hackathons, and an internal learning platform.
- Additional volunteering day off and company 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