{"id":2990882,"url":"https://alion.io/job/flix-software-engineer-android-service-agreement","title":"Software Engineer (Android) - Service Agreement","company":{"id":1788217,"name":"Flix","domain":"flix.com","url":"https://alion.io/company/flix-com","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":82,"open_postings":16,"ghost_share":0,"stale_share":0.938,"repost_share":0,"time_to_fill_p50_days":21,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Mobile","role_family":"Mobile","seniority":"senior","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":130,"max":170,"currency":"PLN","period":"hour","gross":null,"usd_annual":88000},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Crashlytics","optional":false},{"name":"Docker","optional":false},{"name":"Fastlane","optional":false},{"name":"Firebase","optional":false},{"name":"GitLab","optional":false},{"name":"Jetpack Compose","optional":false},{"name":"Kotlin","optional":false},{"name":"Kotlin Coroutines","optional":false},{"name":"MVVM","optional":false}],"status":"live","first_seen_at":"2026-10-21T07:44:09Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-22T21:54:22Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Rate: 130 - 170 PLN/hour (B2B)\nWe are looking for an experienced Software Engineer to join Flix on a freelance/service agreement basis (B2B contract). This is a contractor engagement for a seasoned professional who doesn’tjust write code but thinks about the entire mobile ecosystem, including performance, quality, scalability, UX, and testing. \nScope of Services\nBring expertisein building high-quality, scalable, and user-friendly Android applications to enhance the Flix passenger journey - optimizingkey features such as post-booking and home page experiences, while incorporating innovative solutions that drive mobile development excellence. \nAbout the Engagement\nDesign, develop, and maintain high-quality Android applications with a focus on scalability, performance, and user experience.\nSupport closely iOS, Backend, and feature teams to align on feature specifications and ensure seamless cross-platform integration.\nDrive technical improvements across the entire codebase, including architecture enhancements and codebase modernization.\nEnhance app performance and user experience through UI optimizations, accessibility 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performance optimizations, background services, memory management, and smooth user interactions (UI, animations). \nExperience with testing (unit, integration, UI testing) and a strong commitment to writing testable, maintainable code. \nAbility to drive technical strategy, ensuring high standards in code quality, performance, and scalability. \nUnderstanding of SOLID principles and software architecture patterns. \nExperience working with CI/CD pipelines and automated deployment systems (GitLab, Fastlane, Docker). \nExperience with Firebase SDK, including Firebase Analytics, Remote Config, and Crashlytics. \nCustomer-centric approach with a focus on delivering great user experiences. \nCooperation model\nCooperation based on a service agreement (B2B/freelance contract), not an employment contract.\nYou will operate as an independent contractor, responsible for delivering agreed services and submitting invoices \nLocation: open for contractors based in 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