{"id":2501621,"url":"https://alion.io/job/viber-android-developer","title":"Android Developer","company":{"id":2594,"name":"Viber","domain":"viber.com","url":"https://alion.io/company/rakuten-viber","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Comeet","truth_index":null},"role":"Mobile","role_family":"Mobile","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":52000,"max_usd":95000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":30},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Dagger","optional":false},{"name":"Git","optional":false},{"name":"Gradle","optional":false},{"name":"Java","optional":false},{"name":"Jetpack Compose","optional":false},{"name":"Kotlin","optional":false},{"name":"Kotlin Coroutines","optional":false},{"name":"MVI","optional":false},{"name":"MVP","optional":false},{"name":"MVVM","optional":false},{"name":"Room","optional":false},{"name":"SQL","optional":false},{"name":"WorkManager","optional":false}],"status":"live","first_seen_at":"2026-10-11T18:42:02Z","employer_posted_date":"2026-10-11","last_verified_at":"2026-10-17T22:04:08Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Description\nRakuten Viber is one of the most popular and downloaded apps in the world. Working with us provides a unique opportunity to influence hundreds of millions of our users and to be part of the journey that makes us a super-app. Our mission is to make people’s lives easier by enabling meaningful connections, from precious moments with family and friends, through managing business relationships to pursuing their passions.\nWe are a global team of engineers dedicated to creating the best tools to ensure safe, convenient communication for millions of users worldwide. Our culture is built on innovation, teamwork, and a commitment to excellence.\nWe’re looking for an experienced, highly motivated Android developer to join our team.\nAs an Android Developer, you will be responsible for design and development of Viber Android client. We offer many interesting and challenging tasks that will allow you to extend your technical abilities delivering the product of the highest quality to our users.\nResponsibilities\nParticipate in the development of the Viber client for Android, contributing to the enhancement and maintenance of existing features\nCollaborate with a diverse team of developers to efficiently produce new features, complete proposed initiatives, and contribute to overall application improvements\nQuickly grasp clients’ requirements, technology needs, and solution architecture to deliver high-quality solutions\nWork closely with product managers, the design team, and others to develop appropriate solutions that align with user experience and design guidelines.\nRequirements\n5+ years of commercial experience in Android application development\nStrong proficiency in Java, Kotlin, and/or Android development\nSolid understanding of Collections, Concurrency/Multithreading in Java, Coroutines/Flow, and experience with Android Jetpack components (WorkManager, Paging, ViewBinding, LiveData)\nProficient in Dagger 2, multi-module projects, and Gradle for building and maintaining Android applications\nThorough understanding of mobile application design principles and UX\nExperience with databases, including SQL, optimization and Room\nProficiency in writing unit tests and version control using Git\nFamiliarity with design patterns (GoF), architecture, and refactoring of applications\nExperience in MVP/MVI/MVVM architecture-based development\nIntermediate spoken level of English for effective communication within the team.\nExperience leveraging AI tools to enhance productivity or decision-making is a strong advantage.","description_format":"text","description_chars":2543,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Messaging Apps"],"lifecycle":[{"event":"open","at":"2026-10-14T06:10:50Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.902,"p_room":1,"age_days":5,"expected_fill_days":36,"reasons":["seen:5","velocity","win:early"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/viber-android-developer","json_url":"https://alion.io/job/viber-android-developer.json","meta":{"generated_at":"2026-10-18T00:16:32Z","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":456,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"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":2594},"rest":"https://alion.io/mcp/rest/get_company?id=2594"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fviber-android-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%2Fviber-android-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%2Fviber-android-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/viber-android-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fviber-android-developer"}]}