{"id":1552341,"url":"https://alion.io/job/wise-senior-fullstack-developer-scam-prevention","title":"Senior Fullstack Developer - Scam Prevention","company":{"id":3856,"name":"Wise","domain":"wise.com","url":"https://alion.io/company/wise","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":30,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":22,"computed_at":"2026-10-01T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Budapest, Hungary"],"countries":["HU"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":1700000,"max":2250000,"currency":"HUF","period":"month","gross":null,"usd_annual":83460},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Machine Learning","optional":false},{"name":"React.js","optional":false},{"name":"Spring Framework","optional":false},{"name":"TypeScript","optional":false},{"name":"Java","optional":true}],"status":"live","first_seen_at":"2026-09-30T11:28:59Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-01T00:45:40Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Wise is a global technology company, building the best way to move and manage the world’s money.\nMin fees. Max ease. Full speed.\nWhether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money.\nAs part of our team, you will be helping us create an entirely new network for the world's money.\nFor everyone, everywhere.\nMore about our mission and what we offer.\n The team you will be joining: Scam Prevention Team\nThe Scam Prevention team is on the front lines, dedicated to safeguarding our platform against sophisticated financial crime. We leverage cutting-edge machine learning, real-time transaction monitoring, and advanced data analysis to create robust controls and detection capabilities. Our vision is to build a globally scalable fraud prevention engine that protects customer accounts, prevents scams, and consistently surpasses regulatory expectations.\nWhat will you be working on?\nThis defining role involves continuously improving our financial crime prevention infrastructure and systems. You will deliver a direct, measurable impact on customer security by taking end-to-end ownership of projects focused on:\nBuilding and refining critical controls to prevent Wise customers from scams.\n\nDrive Backend and Frontend for our scam prevention and detection systems - You will be working 80% of the time on a backend and 20% on the frontend\n\nYou will be delivering a tangible, real-world impact by securing customers' money, accelerating product growth by raising automation levels, and helping us engineer a world-class money transfer product.\n\nWhat do we need from you?\nEngineering Expertise: 6+ years of professional experience with Java, including the Spring framework. Experience building and designing scalable web applications that handle large amounts of traffic - ideally using React based frontend applications, Javascript / Typescript.\n\nSystem Design & Operation: Proven experience designing and operating CI/CD pipelines, Distributed, and Concurrent Systems.\n\nProduct Ownership: A strong product mindset, accountability, and the ability to drive projects independently, making data-driven decisions with the customer in mind.\n\nData Proficiency: Experience with relational and non-relational databases, including query optimisation and designing resilient schemas.\n\nCode Quality: Exceptional fundamentals, sharp problem-solving ability, and a commitment to Test Driven Development and best coding practices.\n\nCollaboration: Excellent communication skills to articulate complex technical concepts across teams (Product, Data Science, Investigations).\n\nNice to Have:\nFamiliarity with the machine learning lifecycle (data pipelines, feature engineering, and deploying ML systems into production).\n\n For everyone, everywhere. We're people building money without borders - without judgement or prejudice, too. We believe teams are strongest when they are diverse, equitable and inclusive.\nWe're proud to have a truly international team, and we celebrate our differences.\nInclusive teams help us live our values and make sure every Wiser feels respected, empowered to contribute towards our mission and able to progress in their careers.\nIf you want to find out more about what it's like to work at Wise visit Wise.Jobs.\nKeep up to date with life at Wise by following us on LinkedIn and Instagram.","description_format":"text","description_chars":3449,"description_truncated":false,"requirements":{"experience_years_min":6,"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":"Hungary","iso":"HU","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Services","Money Transfer & Remittances","Currency Exchange & FX Payments"],"lifecycle":[{"event":"open","at":"2026-10-01T00:45:40Z"}],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":0,"expected_fill_days":22,"reasons":["conf:4","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-01T05:45:00Z"},"pay":{"stated_usd_annual":83460,"is_top_pay":false},"html_url":"https://alion.io/job/wise-senior-fullstack-developer-scam-prevention","json_url":"https://alion.io/job/wise-senior-fullstack-developer-scam-prevention.json","meta":{"generated_at":"2026-10-01T19:13:46Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":1703,"day_limit":5000,"remaining_today":3297,"minute_limit":60,"resets_at":"2026-10-02T00:00:00Z"}}}