{"id":1247119,"url":"https://alion.io/job/liberont-full-stack-front-end-engineer","title":"Full Stack / Front-end Engineer","company":{"id":2677628,"name":"Liberont","domain":"liberont.com","url":"https://alion.io/company/liberont","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"HERP","truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tokyo, Japan"],"countries":["JP"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":35000,"max_usd":94000,"period":"year","method":"role_country_seniority_unknown","sample_n":42},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2025-05-19T06:02:47Z","employer_posted_date":"2025-05-19","last_verified_at":"2026-09-26T01:28:23Z","board_verified":true,"closed_at":null,"days_open":495,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":495},"description":"Full Stack / Front-end Engineer\nDescription\n- Webアプリケーション（主にフロントエンド〜バックエンド）の設計・実装・運用\n- ユーザー体験とビジネス要件を接続したプロダクト開発\n- PdM・デザイナーと連携した機能設計、仮説検証サイクルの推進\n- 外部パートナーとの連携や技術選定、アーキテクチャ設計\n- 初期エンジニア組織のカルチャー設計と技術的リード\nRequirements\n- Webアプリケーション（主にフロントエンド〜バックエンド）の設計・実装・運用\n- ユーザー体験とビジネス要件を接続したプロダクト開発\n- PdM・デザイナーと連携した機能設計、仮説検証サイクルの推進\n- 外部パートナーとの連携や技術選定、アーキテクチャ設計\n- 初期エンジニア組織のカルチャー設計と技術的リード\nPreferred Experiences\n- UI/UX改善やユーザー起点での仮説検証プロセスに関心のある方\n- ライフスタイル系ECやSaaSプロダクトの開発経験\n- エンジニア組織の立ち上げや技術選定のリード経験\n- ベンチャー・スタートアップでの経験をお持ちの方\nWe are looking for\n- 「眠らずに巡る」資源循環社会の実現、に共感し、企業文化を一緒に創り上げて頂ける方\n- 技術と事業の両輪で価値を届けることに熱中できる方\nWorking Conditions\nSalary\n年収600万~1,000万\n給与水準は経験に応じ相談、給与改定は原則年2回\nLocation\n141-0033 東京都品川区西品川1-1-1 住友不動産大崎ガーデンタワー9F （都内へのオフィス移転の可能性有り） ハイブリッド（フルリモートも要相談で可）\nJob Type\n正社員、業務委託\nWork hours\nフレックス勤務、時間外労働有り（45時間みなし残業）\nProbation period\n3-6ヵ月\nBenefits\n健康保険（協会けんぽ）、厚生年金、雇用保険、労災保険を完備","description_format":"text","description_chars":869,"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":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-25T17:56:20Z"}],"liveness":{"score":4,"band":"cold","label":"Long shot","p_open":1,"p_active":0.126,"p_room":0.28,"age_days":494,"expected_fill_days":21,"reasons":["conf:4","win:tail","crowd:"],"computed_at":"2026-09-26T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/liberont-full-stack-front-end-engineer","json_url":"https://alion.io/job/liberont-full-stack-front-end-engineer.json","meta":{"generated_at":"2026-09-27T02:28:40Z","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":2211,"day_limit":5000,"remaining_today":2789,"minute_limit":60,"resets_at":"2026-09-28T00:00:00Z"}}}