Job Description:Important things for you:Flexible working hours in an office first model (4/1) that depend on you and your team. Starting later or finishing earlier? No problem! Work hours keep pace with our lifestyles and can start between 7 a.m. and 10 a.m.The salary range for this position depending on the skill set is as follows (contract of employment, tax-deductible cost):PLN 14 200 - 20 200 Annual bonus (depending on your annual assessment and the company's results)Our team is based in Warsaw. About the job: As a Software Engineer in the Technical Platform Team, you’ll play a key role in shaping the foundation of Allegro’s ecosystem. You’ll design and build core services that enable the entire Allegro business - from our internal event bus (Hermes) to our in-house OAuth2 standard implementation and beyond.You’ll work on systems operating at significant scale (up to 1 million rps), tackle complex performance challenges, and directly influence the technical direction of our products. Check out the following blog posts to find out what kind of work might be waiting for you:Unlocking Kafka's Potential: Tackling Tail Latency with eBPFDynamic Workload Balancing in HermesOAuth rate-limitingHermes 1.0 released (2019)We are looking for people who:Code in Java and/or KotlinCan translate business challenges into microservice solutions and tackle them using novel approaches Expect work that has a deeper meaning (not just 'management commissioned'), and want to enjoy the resultsWant to be proud of the code they create. Are willing to accept feedback and share knowledge during code reviewsAre able to look for effective solutions to user requirementsAre willing to continuously develop and update their knowledgeKnow English at B2 levelWhat we offer:Well-located offices (with fully equipped kitchens and bicycle parking facilities) and excellent working tools (height-adjustable desks, interactive conference rooms)A wide selection of fringe benefits in a cafeteria plan – you choose what you like (e.g. medical, sports or lunch packages, insurance, purchase vouchers)English classes that we pay for related to the specific nature of your jobMacbook Pro / Air (depending on the role) or Dell with Windows (if you don't like Macs) and other gadgets that you may needWorking in a team you can always count on — we have on board top-class specialists and experts in their areas of expertiseA high degree of autonomy in terms of organizing your team’s work; we encourage you to develop continuously and try out new thingsHackathons, team tourism, training budget and an internal educational platform, MindUp (including training courses on work organization, means of communications, motivation to work and various technologies and subject-matter issues)If you want to learn more, check it outWhy is it worth working with us:We use the following programming languages/technologies: Java (at least 17), Kotlin (in some teams we also use Python), SpringBoot, Docker, Kafka, MongoDBThe IT team is made up of over 1700 members who have shared their knowledge at multiple conferences, such as DevDays or Devoxx, and co-create a blog: allegro.techMicroservices – a few thousand microservices and 1.8m+ rps on our business data busBig Data – several petabytes of data and Machine Learning used in productionWe practice Code Review, Continuous Integration, Scrum/Kanban, Domain Driven Design, Test Driven Development, Pair Programming, depending on the teamOur internal ecosystem is based on self-service and widely used tools, such as Kubernetes, Docker, Consul, GitHub or GitHub Actions. This will allow you, from day one, to develop software using any language, architecture and scale, restricted only by your creativity and imagination. To match the scale, we also focus on building entire Platforms of tools and technologies that accelerate and facilitate day-to-day development, and we ensure the best Developer Experience to our teamsTechnological autonomy: you get to choose which technology solves the problem at hand (no need for management’s consent). You are responsible for what you createOur deployment environment combines private Data Centers (tens of thousands of servers) and Public Clouds (Google Cloud and Microsoft Azure)Over 100 original open source projects and a few thousand stars on githubWe organize Allegro Tech Live event, a 100% remote version of our offline Allegro Tech Talks meetups, and we make guest appearances at the invitation of such communities as Warsaw AI, JUG (Poznań, Łódź, Lublin, Wrocław), WG .Net, Dare IT, Women in Tech SummitWe focus on development as well. We organize hackathons and internal conferences (e.g. the annual Allegro Tech Meeting), our employees regularly participate in events both in Poland and abroad (Europe and USA), and each team has its own budget for training and study aids. If you want to keep growing and share your knowledge, we will always support you.This may also interest you:Allegro Tech Podcast → https://podcast.allegro.tech/Booklet → https://jobs.allegro.eu/pl/obszary-prac/tech-data/Send in your CV and see why it is #goodtobehere!