{"id":2111567,"url":"https://alion.io/job/jit-team-allegro-java-developer","title":"Allegro Java Developer","company":{"id":53531,"name":"Jit Team","domain":"jit-team.com","url":"https://alion.io/company/jit-team","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Traffit","truth_index":{"grade":"A","score":97,"open_postings":29,"ghost_share":0,"stale_share":0.138,"repost_share":0,"time_to_fill_p50_days":30,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"inferred_payroll_markers","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":{"min":600,"max":1000,"currency":"PLN","period":"day","gross":null,"usd_annual":64000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"BigQuery","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"Git","optional":false},{"name":"Google BigQuery","optional":false},{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-08-04T08:23:12Z","employer_posted_date":"2026-08-04","last_verified_at":"2026-10-11T19:49:08Z","board_verified":true,"closed_at":null,"days_open":68,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":68},"description":"Salary: 600 - 1000 PLN / dzień\nRemote work\nWhy choose this offer?\nReal impact on system architecture \nOpportunity todesign solutions with high availability and horizontal scalability\nCollaboration within a mature, cross-functional team\nDirect communication with Product Owners and non-technical stakeholders\nProject\nWe are looking for a Java Developer to join a team responsible for developing and maintaining core services related to advertising campaign management.\nThe team builds solutions that enable business users and advertising agencies to create and manage advertising campaigns, which are then delivered to various advertising channels and platforms. The scope of responsibility also includes budgeting and billing services related to advertising activities. The team works closely with multiple engineering and product teams responsible for campaign delivery, frontend applications, and other business-critical domains. The environment consists of highly scalable backend systems, distributed services, and data-intensive solutions that support key business processes.\nExpected competences and knowledge\nCommercial experience in Java and/or Kotlin development\nGood understanding of backend application development using Spring Boot\nKnowledge of object-oriented programming principles and software design patterns\nFamiliarity with microservices architecture and distributed systems concepts\nExperience working with relational databases PostgreSQL\nBasic knowledge of NoSQL databases MongoDB\nUnderstanding of asynchronous communication and event-driven systems\nExperience withREST APIs and integration between services\nEagerness to learn and develop in a modern cloud-based environment\nTechnologies you'll work with\nJava, Kotlin\nSpring Boot\nMongoDB\nPostgreSQL\nKafka\nEvent-Driven Architecture\nGoogle Cloud BigQuery\nMicroservices\nREST APIs\nGit\nCI/CD Pipelines\nCloud-based services and distributed systems\nClient - why choose this particular client from the Jit portfolio?\nOur Client dominates the Polish e-commerce arena as the market leader since 1999. With a user base of over 20 million and growing, this well-established platform is at the forefront of e-commerce, constantly striving for growth through market expansion and investment. As a major player in technology, our Client boasts a talented IT team of over 1,000 employees who focus on developing their own cutting-edge technologies.\nJit Team has had a successful partnership with our Client since spring 2021, with multiple software development teams dedicated to our Client's platforms. These teams operate autonomously, designing platform components through micro-services.\nWorking with our Client offers a chance to contribute to a solution used by millions on a daily basis and to tackle the challenge of delivering software at a massive scale, where even a single second of delay can have a significant impact. This project provides a unique opportunity to work with state-of-the-art technologies and tools, making it a rare and valuable experience.\nAbout Jit Team\nThe Human Factor of IT- it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams.\nBehind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity.By supporting local initiatives, we contribute to the circulation of good energy.","description_format":"text","description_chars":4113,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Professional development"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Commerce"],"lifecycle":[{"event":"open","at":"2026-10-08T22:32:29Z"}],"visa":[],"liveness":{"score":12,"band":"cold","label":"Long shot","p_open":1,"p_active":0.414,"p_room":0.28,"age_days":66,"expected_fill_days":30,"reasons":["conf:0","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-10T05:45:15Z"},"pay":{"stated_usd_annual":64000,"is_top_pay":false},"html_url":"https://alion.io/job/jit-team-allegro-java-developer","json_url":"https://alion.io/job/jit-team-allegro-java-developer.json","meta":{"generated_at":"2026-10-11T20:09:06Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":7694,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":53531},"rest":"https://alion.io/mcp/rest/get_company?id=53531"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fjit-team-allegro-java-developer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fjit-team-allegro-java-developer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fjit-team-allegro-java-developer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/jit-team-allegro-java-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fjit-team-allegro-java-developer"}]}