{"id":35415,"state":"published","closed_at":0,"company_name":"bengo4.com","company":{"id":9223,"name":"弁護士ドットコム株式会社","user_name":"bengo4.com","company_name":"bengo4.com","number_of_employee":441,"number_of_developer":90,"icon_url":"https://d3bpwnzencusk5.cloudfront.net/uploads/company/icon/9223/2fdbe7f05d9b6b333b26616c6ac0fc9d.png","avatar_url":"https://d3bpwnzencusk5.cloudfront.net/uploads/company/icon/9223/2fdbe7f05d9b6b333b26616c6ac0fc9d.png","thumbnail_url":"https://d3bpwnzencusk5.cloudfront.net/uploads/company/icon/9223/2fdbe7f05d9b6b333b26616c6ac0fc9d.png","article":{"id":1446,"title":"まだないやり方で、世界を前へ。","body":"\u003e ■ VISION\n\n**まだないやり方で、世界を前へ。\nDrive a paradigm shift for the better world.**\n\n\u003e ■ MISSION\n\n**｢プロフェッショナル・テック｣で、次の常識をつくる。\nBe the Professional-Tech Company.\nプロフェッショナルだからできること。専⾨知とテクノロジーで、社会に貢献する。**\n\n弁護士ドットコム株式会社は、人々と専門家をつなぐポータルサイト「[弁護士ドットコム](https://www.bengo4.com/)」「[税理士ドットコム](https://www.zeiri4.com/)」「[ビジネスロイヤーズ](https://www.businesslawyers.jp/)」、\n契約マネジメントプラットフォーム「[クラウドサイン](https://www.cloudsign.jp/)」、リーガル特化型AIエージェント「[Legal Brain エージェント](https://legalbrain.com/)」を提供する、リーガルテック（Legal × Technology）のリーディングカンパニーです。\n\n弁護士ドットコムのミッション・ビジョン、運営サービス、組織、働く環境等は[こちら](https://www.bengo4.com/corporate/careers/)でご紹介しています！\n","sort_order":1}},"team_gender_composition":{"id":26615,"number_of_male":null,"number_of_female":null,"number_of_other":null},"service_and_product":"## 募集背景\r\nこれまで弁護士ドットコムでは、リーガル領域に特化したAIエージェント「Legal Brain エージェント」の開発・運用を通じて、多くの技術的資産と知見を蓄積してきました。2026年1月に発足したAI技術開発部では、これらの資産を「クラウドサイン」をはじめとする社内の各プロダクトへ積極的に注入し、具体的なビジネス成果へと繋げるフェーズにあります。\r\n単なる共通基盤の提供に留まらず、各プロダクトの現場に深く入り込み、AI基盤技術を武器に具体的な顧客価値を連続的に創出していく機械学習エンジニアを募集します。\r\n\r\n\r\n# 仕事内容\r\n***\r\n## 職務詳細\r\n* プロダクトへのAI/ML導入・伴走支援\r\n　-クラウドサインやLegal Brain エージェント等のプロダクトチームと密に連携した、ドメイン特化型の課題解決\r\n　-（例）プロンプトエンジニアリング、ファインチューニング、RAG（Retrieval-Augmented Generation）を用いた具体的機能の実装と最適化\r\n* 精度評価・改善サイクルの構築と運用\r\n　-プロダクトの特性に合わせた評価方法の設計と継続的な精度向上プロセスの確立\r\n* プロダクト横断的なAI基盤・共通コンポーネントの設計・開発\r\n* R\u0026D活動\r\n　-最新論文の調査・検証に基づいた、プロダクトへの新機能提案\r\n　-大学との共同研究を通じた、実務難度の高い課題に対するブレイクスルーの創出\r\n　-研究成果の論文や学会での発表\r\n\r\n## 本ポジションの魅力\r\n* 開発したモデルや行なった精度改善がプロダクトの価値に直結し、ユーザーへの提供価値や事業の成長をダイレクトに感じることができる環境\r\n* リーガルや電子契約といった専門領域での日本最大級のデータを、実際のプロダクト上で活用できる稀有な環境\r\n* プロダクト開発のスピード感を重視しながらも、論文の執筆や共同研究などのアカデミックな活動も推奨していること\r\n\r\n***\r\n\r\n# 応募資格\r\n-------------------------------------------------\r\n## 必須要件\r\n* 機械学習、自然言語処理、検索技術いずれかの分野において、評価・改善サイクルの実務経験3年以上\r\n* プロダクト開発チームと協働し、AI/MLの機能をリリースまで導いた経験\r\n* Pythonを用いたソフトウェア開発の実務経験\r\n* 機械学習、エンジニアリング、データサイエンスの基礎的な知識\r\n\r\n## 歓迎要件\r\n* サービスKPIに紐づいた機械学習モデルの評価・改善の経験\r\n* 大規模言語モデル（LLM）のファインチューニングやRAGの最適化経験\r\n* クラウドインフラ（AWSまたはGCP）を用いたシステム設計経験\r\n* 自然言語処理（NLP）やAIエージェント分野での論文執筆、または学会発表の経験\r\n\r\n## こんな方と働きたい\r\n* プロダクト・ファーストの思考を持てる方\r\n　-技術はあくまで手段であり、目的は「顧客への価値提供」であると割り切れる方。\r\n* 泥臭い改善を厭わない方\r\n　-華やかなモデル構築だけでなく、地道なデータ整備や評価の高度化が価値に直結することを理解している方。\r\n* 越境するコミュニケーションができる方\r\n　-エンジニアの枠を超えて、事業責任者、プロダクトマネージャー等のステークホルダーと対等に議論し、最適なAI体験を追求できる方。\r\n\r\n-------------------------------------------------\r\n# 給与詳細\r\n＜年収＞10,034,004円 〜 18,051,000円 \r\n＜月額＞836,167（217,600）円～1,504,250（391,300）円\r\n\r\n・基本給（ライフプラン給基準額（※①）を含む）：月額から（ ）内の裁量労働手当（※②）を除いた額\r\n・時間外労働が月45時間を超えた場合は残業手当を別途支給\r\n※①確定拠出年金の拠出金等、社員の資産形成を目的に支給する手当\r\n※②基本給を算定基礎とした月45時間分の残業相当額","required_experience_and_skills":null,"preferred_experience_and_skills":null,"desired_personality":null,"message_for_candidates":"","working_condition":"【労働制区分】\r\n専門業務型裁量労働制（1日のみなし労働時間10時間）\r\n\r\n【勤務時間】\r\n標準的な勤務時間帯：10:00～19:00\r\n時間外労働有無：有\r\n休憩時間：60分\r\n\r\n【休日休暇】\r\n土日祝祭日／夏期休暇（取得年度の6月末在籍で3日、7月末在籍で2日、8月末在籍で1日付与）／年末年始休暇／慶弔休暇／特別休暇／妊婦特別休暇／産前産後休暇／育児休暇／介護休暇 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