{"id":928533,"url":"https://alion.io/job/netguru-senior-java-developer-with-selenium-and-playwright-freelance","title":"Senior Java Developer (Polish-speaking) - Freelance","company":{"id":876,"name":"Netguru","domain":"netguru.com","url":"https://alion.io/company/netguru","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":98,"open_postings":16,"ghost_share":0,"stale_share":0.063,"repost_share":0,"time_to_fill_p50_days":57,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"freelance","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":null,"max":160,"currency":"PLN","period":"hour","gross":null,"usd_annual":82000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Hibernate","optional":false},{"name":"Java","optional":false},{"name":"JUnit","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-13T23:40:08Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-11-03T00:54:57Z","board_verified":true,"closed_at":null,"days_open":20,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":19},"description":"Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.\nHow freelancing works at Netguru?\nAs a Netguru freelancer, you can choose what works well for you. You decide when, where, and how you work on projects and tasks.\nWe match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills.\nBut there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team.\nSo, are you ready to make an impact? Join Netguru, and let's build beautiful software together.\nWe are looking for a Senior Java Developer located in Poland.\nStart date: around 09.11.2026\nDuration: 3-6 months\nFull-time\nHybrid work: 1-2 day per month form office in Warsaw\nCET working hours\nRate: up to 160 PLN/h\nRequirements\n Fluent Polish.\nEnglish proficiency sufficient to read technical documentation, handle business correspondence, and communicate verbally with external international vendors.\nKnowledge of Java, Spring Boot, Hibernate/JPA, SQL, JUnit, Kafka.\nAt least 4 years of experience as a software developer.\nSolid knowledge of design patterns and object-oriented programming principles.\nKnowledge of Azure cloud services.\nAbility to work with data mappings.\nKnowledge of the JSON data format.\nKnowledge of SQL.\nBuilding data pipelines.\nAbility to work with REST APIs.\nKnowledge of creating topics (Kafka / Debezium).\nBenefits\nIn return, we offer:\nFlexible work;\nwork with an experienced team of developers and continuous development of your hard and soft skills;\ndev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes;\nlong-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).\nLooking for a full-time job? Check out our Career Page and find out more about our open recruitment processes.\nIf you need any disability-related adaptation at any step of the recruitment process - simply let the recruiter know! We'd be happy to help.","description_format":"text","description_chars":2446,"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":[{"language":"Polish","level":"Advanced (C1)","optional":false},{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Flexible schedule","Hybrid work"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["UI/UX Design","IT Outsourcing & Dedicated Teams","Custom Software Development","AI Consulting & Integration"],"lifecycle":[{"event":"open","at":"2026-09-15T09:41:19Z"},{"event":"close","at":"2026-10-08T08:41:47Z"},{"event":"reopen","at":"2026-10-13T11:59:15Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":19,"expected_fill_days":57,"reasons":["conf:3","velocity","win:early"],"computed_at":"2026-11-02T06:13:15Z"},"pay":{"stated_usd_annual":82000,"is_top_pay":false},"html_url":"https://alion.io/job/netguru-senior-java-developer-with-selenium-and-playwright-freelance","json_url":"https://alion.io/job/netguru-senior-java-developer-with-selenium-and-playwright-freelance.json","meta":{"generated_at":"2026-11-03T01:43:34Z","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":2314,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":876},"rest":"https://alion.io/mcp/rest/get_company?id=876"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnetguru-senior-java-developer-with-selenium-and-playwright-freelance"},{"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%2Fnetguru-senior-java-developer-with-selenium-and-playwright-freelance"},{"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%2Fnetguru-senior-java-developer-with-selenium-and-playwright-freelance"},{"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/netguru-senior-java-developer-with-selenium-and-playwright-freelance\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnetguru-senior-java-developer-with-selenium-and-playwright-freelance"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":928533}},{"tool":"search_jobs","arguments":{"company":"netguru.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":928533},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}