東京23区の転職求人一覧

Our client is a forward-thinking technology company dedicated to providing robust internal cloud services. Role & Responsibilities:You will be a key player responsible for the operational excellence and continuous improvement of our client extensive Kubernetes Container Platform. This role involves ensuring the high availability, security, and performance of a complex infrastructure supporting over 100 clusters and 10,000+ nodes.Main tasks include:- Lead the creation, approval, and execution of operational procedures for node and cluster management.- Drive improvements in operational methods and documentation for enhanced efficiency and reliability.- Manage and resolve alerts and incidents, ensuring minimal disruption to services.- Implement and maintain security requirements through regular OS and middleware updates and patching.- Participate in on-call rotations, including late-night releases and monitoring.- Provide expert-level support f

[About the company]Our client is a leading technology company in Japan, providing a Kubernetes Container Platform supporting numerous services. They are committed to innovation and building a sustainable technology platform.[Role & Responsibilities]As a Golang Software/devOps Engineer, you will be a key player in the operation and development of our client's large-scale Kubernetes infrastructure. You will work closely with a team of experienced engineers to build and maintain the platform that powers many critical services. You will be responsible for both infrastructure management and software development using Go, contributing directly to the stability and scalability of a vital system. [Main tasks include]- Develop and implement solutions using Go for automated provisioning, upgrades, and self-healing of the Kubernetes cluster and nodes.- Manage and troubleshoot Kubernetes clusters, containers, and Linux infrastructure.- Handle alerts and

[About the company]Our client is a leading technology innovator, building a real-time analytics data platform that powers hundreds of services across e-commerce, fintech, digital content, and communications. They are dedicated to providing foundational insights into users, products, and markets, driven by a passion for engineering excellence and continuous improvement.[Role & Responsibilities]As a Senior Site Reliability Engineer specializing in their Analytics Platform team, you will be instrumental in ensuring the reliability, scalability, performance, and security of their core data infrastructure. You will drive architectural excellence and mentor a growing team, tackling complex distributed systems challenges and contributing to the optimization of large-scale data pipelines. You will also play a key role in migrating critical components to Google Cloud Platform (GCP), advocating for and implementing robust cloud security best practices

・OpenAI APIやlangchainなどの大規模言語モデルやマルチモーダルモデルに関連したツールを駆使し、自律思考型エージェントプロダクトを形作る様々な機能を実現する。・RAGの検索精度、応答文の正確性を高めるための技術開発・マルチモーダルモデルを活用した音声対話機能の開発・生成AIの出力を評価する仕組み作り（LLM-as-a-Judge含む）・生成AIの出力を継続的に改善して運用を効率化する仕組み作り

・当社生成AIプロダクトの機能を活用した、お客様の業務自動化に向けたソリューションの設計・開発・初期検証（PoC）の課題設計と実行、成果の評価・レポート、本番開発に向けた一連のライクサイクルのリード・データ取得・処理・モデル推論のパイプライン構築やAIモデルのシステム組み込み・クラウド環境を活用した本番運用環境の構築支援・お客様との継続的な技術ディスカッションを通じた要件調整・仕様提案・導入後の技術的サポートや運用改善提案の実施#LI-Hybrid#LI-KN

Join a dynamic and globally minded team as FP&A Manager, where you'll play a key role in driving financial performance and strategic decision-making.＜What You’ll Do＞•Lead monthly P&L analysis and reporting for senior leadership•Monitor and manage expenses across departments, offering insights and support•Analyze KPIs and business trends to uncover risks and opportunities•Evaluate investment returns and support strategic project decisions•Own the budgeting and forecasting process, including rolling forecasts and capital planning•Create impactful reports and presentations for senior stakeholders

Take the lead in ensuring the accuracy and integrity of core financial accounts in a fast-paced, globally connected retail environment. As GL Accounts Manager, you'll oversee end-to-end inventory and general ledger processes, supporting internal controls, audits, and cross-functional collaboration.Key Responsibilities:•Oversee daily and month-end inventory accounting across stores, warehouses, and HQ•Reconcile inventory balances and coordinate with boutiques, warehouse, and relevant teams•Prepare audit-ready documentation and inventory analysis reports•Manage fixed assets, intercompany, and other general ledger accounts•Review and post journal entries, ensure accurate month-end closings•Monitor accruals and balance sheet reconciliation•Drive improvements in internal controls and take part in special projects

We're looking for a hands-on Senior Accountant to manage key areas of inventory and intercompany accounting. This role plays a critical part in ensuring the accuracy and integrity of financial data across retail operations, supply chain, and group companies.Key Responsibilities:•Monitor and reconcile inventory across stores, warehouse, and HQ systems•Handle journal entries and monthly closings for inventory purchases and intercompany transactions•Collaborate with supply chain and internal teams to resolve discrepancies•Prepare reconciliations and reports to support internal controls, audits, and tax filings•Forecast cash flow for inventory purchases and monitor variances•Contribute to other accounting processes and take part in special projects

As Senior Embedded Software Engineer for Robotics System Safety, you will develop embedded software for functional safety system. You will design several software components related to functional safety. And also you will develop SW architecture and system design to comply with the functional safety standard. And you will work closely with several development teams(hardware, software, robotics, and testing) to ensure designs are implemented, verified, and validated according to system requirements and safety targets.You will have the chance to play an important role from the beginning of the design phase for a product and see the whole process of how a new product is born.＜The ideal candidate must have demonstrable experience and expertise in＞・Real-Time Operating Systems, ideally in Zephyr and/or Linux.・C/C++.・Embedded Systems Design.ResponsibilitiesDevelopment of low-level functional safety framework on RTOS.Development of network communica

・労務チームメンバーのマネジメント・労務管理（給与計算・勤怠管理）・労務課題への対応（法改正対応、労務問題の予防を含む）・社内制度の企画、運用（メンタルヘルスケア等）に関する提案、改善、管理体制見直し・新たな人事システムの導入、既存システムの運用・全社最適を見据えた業務課題の解決

・入退社手続き・労務管理（給与計算・勤怠管理）・各店舗スタッフからの労務関係問い合わせ対応・労務課題への対応（法改正対応、労務問題の予防を含む）・システムの整備・運用

当社は、革新的なAI技術で未来を切り拓くため、社内に最先端のAI研究室を新設します。急速に発展するAI分野において、当社の競争優位性を確立するため、室長兼CAIOとして以下の5つの主要ミッションに取り組んでいただきます。1.企業としてのAI戦略立案全社的なAI導入を加速させるため、革新的かつ実行力のある中長期戦略を策定し、事業の成長と変革をリードしていただきます。2.社内AI教育及び生成AI活用による業務効率化推進社内の知識基盤を強化し、生成AIを活用して日常業務の効率化を実現。社員が最新技術に触れながら実践的なスキルを磨く環境作りを推進していただきます。3.グループ会社へのAI活用・AIエージェント導入による効率化支援各グループ会社への高度なAI技術の普及・導入を支援し、組織全体の業務効率とイノベーションを向上させる役割を担っていただきます。4.自社でのAIエージェント構築及び、A2Aを見据えた事業運営の完全自動化研究自社の業務プロセスに革命をもたらすAIエージェントを開発し、A2A（AI to AI）による業務自動化の最前線で研究・開発を推進していただきます。5.自社の既存事業におけるAI介在可能性の模索と実現既存事業領域でのAIエージェントからの利用（MCPなど）や、付加価値としての生成AIの活用を模索し、提案、実現していただきます。6.AIエンジニアの採用・育成最先端のAIプロジェクトを共に創り上げる優秀なAIエンジニアを戦略的に採用し、才能あふれるチームの育成に注力していただきます。#LI-Hybrid#LI-KN

【FinTech企業】急成長中のFinTech企業で、データベース環境の構築・運用をリードするエキサイティングな役割！あなたのスキルと経験で、未来の決済インフラを支えませんか？【ご紹介する企業について】Randstadのクライアントは、革新的な決済サービスで市場をリードする急成長中のFinTech企業です。安定した基盤と挑戦的な環境で、あなたの能力を最大限に発揮できる場を提供します。【ポジション概要】オフライン決済サービスのデータベース環境における調整・改善、プロジェクトリードとして活躍します。MySQLとMariaDBを主なDBMSとして使用し、安定したサービス運用と更なる機能拡張を支える重要な役割を担います。エンジニアリング業務は行いませんが、データベースに関する深い知識と理解が求められます。【業務内容】・データベース環境の監視、チューニング、およびパフォーマンス改善・データベース関連プロジェクトの計画、実行、および管理・関係者との円滑なコミュニケーションと調整・技術ドキュメントの作成と維持・課題の特定と解決策の提案・チームメンバーへの指導とサポート