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為什麼大家喜歡在 RichWell Co.Ltd. 上班？ 1.彈性上班-早上不趕打卡，想多睡一點、避開通勤人潮都OK。2.特休多多-不用等滿一年就能休假，我們比法規更大方，放假就是要爽爽的。3.獎金福利讚 年終、績效獎金該有的都有，努力絕對不白費。4.生日小驚喜，公司記得你的每個重要時刻。5.定期聚餐/Team Building 不只是工作夥伴，更是一起成長的戰友，吃吃喝喝感情更緊密。6.技術課、內部分享會，想學什麼我們都支持，讓你持續進化不退化！職責 我們正在尋找技術精湛、經驗豐富、具有深厚 MS SQL 背景的 C# 工程師來開發和維護我們的大型事務系統。透過與跨職能團隊合作來分析、設計、實施、測試和部署新產品功能/增強功能。開發和最佳化 SQL 查詢、預存程序和資料庫模式設計，以確保高效的資料檢索和儲存。進行程式碼審查、效能單元測試並解決問題，以確保程式碼品質和應用程式穩定性。

🧙‍♂️ 想成為把資料變魔法、把API變超快的 AI Agent 後端法師嗎？ 我們正在尋找一位擅長操控 REST 與 GraphQL 的高手，一起建造穩定、高效、彈性的服務系統 ! 【工作內容】 🛠️ 設計高效能 API（RESTful / GraphQL） 💾 建置 SQL / NoSQL 資料庫架構與備份策略 🧱 打造模組化微服務架構，讓系統像樂高一樣靈活 ⚡ 開發 WebSocket 即時功能，支援高併發資料互動 📈 優化系統效能與除錯 📚 撰寫 API 文件與管理版本控制 【我們希望你具備】🟢 熟悉 Node.js / Express.js + TypeScript🔄 深度理解 REST 與 GraphQL（Query / Mutation / Subscription）🔌 使用過 Postman、Insomnia 等 API 測試工具🧠 精通 MySQL、PostgreSQL，懂 MongoDB、Redis 加分🐳 熟 Docker、Kubernetes，玩得轉 AWS / GCP📦 熟練 Git、CI/CD、訊息佇列（Kafka / RabbitMQ）👀 至少 2 年後端開發經驗，其中至少1個 GraphQL 專案開發經驗及至少1個WebSocket即時功能開發經驗⚙️具備系統效能調優經驗🚀有高併發系統開發經驗者優先 【你可能是這樣的人】 🧩 喜歡拆問題解 bug，堅信 Debug 是藝術 🌊 對高併發與系統優化有熱情，看到延遲會手癢 🚀 熱愛技術成長與架構思維，看到新框架會想試試看，能快速適應新技術 💬 能與 PM、前端工程師愉快溝通，不搞黑箱 🏗️注重程式碼品質打造可維護、可擴展的技術作品，達到最佳實務成為我們的後端夥伴，一起打造讓使用者無感延遲、讓前端愛不釋手的魔法級 API ✨ 【時薪範圍】500元/小時起，使用快組隊打造的系統，專案管理、實戰紀錄、合約、金流、稅務、二代健保一站搞定，您只需要專心輸出專業!【工作地點】主要為遠端辦公，實際配合方式依據企業需求達成共識，多半為前期實體對接，幫助快速上手，後期皆以遠端為主，彈性十足！【為什麼這個職務會加入 AI Agent 的字眼呢?】因為，我們正在升級自由工作者的工作模式。加入快組隊後，你不只會執行本質專業，還會- 讓時間與產出開始複利所有合作的自由工作者，都將逐步受訓成為：- 能建立 AI Agent- 能帶動多專案協作的角色從單次接案，走向可累積的複利工作模式。如果你也認同這樣的方向，歡迎加入我們! 【投遞後流程】Step1 我們會邀請您參加線上說明會，詳細介紹快組隊平台運作與任務分工流程Step2 若您聽完覺得契合，填寫說明會中分享的會後表單Step3 快組隊進行審核並安排面試流程期待與您合作，讓我們共同完成各式挑戰的專案！

集團簡介 MaiCoin 集團為台灣交易量最大，且唯一具備區塊鏈技術公司之數位資產領導品牌，成立於 2013 年，是台灣虛擬通貨產業之先鋒，致力透過區塊鏈底層技術與虛擬通貨應用等，推動數位資產主流化，提供大眾安全與多元的選擇，目前主要提供數位資產交易、數位資產延伸產品服務與企業區塊鏈技術應用解決方案之服務，服務業務包含 MaiCoin 數位資產買賣平台、MAX 數位資產交易所、AMIS 帳聯網路區塊鏈技術、Qubic NFT 技術整合服務與 MaiCapital 對沖基金公司(香港)等。 公司文化 MaiCoin Culture(https://github.com/MaiAmis/Careers/blob/master/MaiCoin/maicoin-culture.md)是我們的工程文化，期待與我們有相同信念的人才，能夠一同加入我們的行列，共同創造台灣的競爭力。 團隊簡介與公司地點請參閱:https://github.com/MaiAmis/Careers/blob/master/MaiCoin/README.md 職位說明 我們正在尋找一位具備高技術能力的交易系統工程師，負責設計與開發低延遲（low-latency）交易系統與資料基礎架構，應用於加密貨幣市場。 此職位橫跨交易策略、分散式系統與資料工程領域，重點在於系統效能、可擴展性（scalability）與穩定性（reliability）。您將參與從策略研究、回測系統，到實際交易系統的完整生命週期開發。 工作內容（Responsibilities） 設計、開發與維護交易策略（包含回測、模擬與實盤部署）建構與優化交易基礎架構（如撮合執行、行情資料處理、風控模組）設計與實作回測資料管線（data pipeline）與資料倉儲架構串接外部交易所（REST / WebSocket API），並確保即時交易的穩定性與可靠性優化系統效能，以支援高吞吐（high throughput）與低延遲（low latency）交易環境與量化研究員與交易策略開發者合作，將 alpha 訊號落地為可運行的交易系統確保回測與實盤交易環境的一致性（simulation fidelity） 基本條件（Basic Qualifications） 至少 3 年以上軟體開發相關工作經驗熟悉 Golang（優先），或具備 Java / C++ 等系統語言實務經驗具備後端系統設計能力，熟悉分散式系統與高可用架構熟悉關聯式資料庫（如 MySQL、PostgreSQL）與查詢效能優化具備資料工程經驗，能處理大規模歷史資料與回測資料集具備高效能系統開發經驗（high throughput / low latency）具備基本交易知識（如市場微結構、訂單簿、撮合邏輯）或加密貨幣交易經驗具備電腦科學、電機資訊（CS / EECS）或相關領域學士學位 加分條件（Preferred Qualifications） 具備股票、衍生性金融商品或加密貨幣市場經驗熟悉訊息佇列系統（如 Kafka、RabbitMQ）熟悉 Python / R 等資料分析工具（如 NumPy、Pandas）具備前端開發經驗（如 React）具備 Alpha Research 或量化策略開發經驗曾開發回測系統（backtesting engine）或交易模擬框架熟悉即時行情系統（market data streaming）或 WebSocket 架構 我們重視的能力 對系統具備高度 ownership，能獨立交付 production-ready 系統對效能優化與系統穩定性具備高度敏感度能在低延遲（latency-sensitive）環境下進行工程設計與取捨具備務實（pragmatic）的工程思維，能平衡開發速度與系統正確性 薪資與福利 保證底薪 NTD 1,000,000 ~ 2,000,000 特別優異者專案處理績效獎金專案獎金認股權 福利與環境 Macbook + 27" 大螢幕隨時補充滿滿的零食與飲料不定期辦公室聚餐與教育訓練開放式管理風格與舒適工作環境便利交通位置，捷運站出口直達 出勤與休假 彈性上班時間，可申請在家工作員工一入職除法定特休，每年享有30日不扣薪事病假女性員工每年還有3日不扣薪生理假 津貼補助 年度健康促進補助 NTD 30,000結婚補助 NTD 12,000生育補助 NTD 20,000 - NTD 50,000喪葬補助 NTD 30,000團隊團建活動每季每人補助 NTD 1,000員工推薦獎金員工三節禮券員工團體保險個人進修補助 人資或徵才聯絡方式 請將履歷夾帶於附件，寄信至 [email protected]，標題註明應徵 Trading Software Engineer， 我們將會與您聯絡。謝謝 更多資訊 集團簡介：MaiCoin" rel="noopener noreferrer">https://www.maicoin.com/zh-TW/aboutMaiCoin" rel="noopener noreferrer">MaiCoin 數位資產買賣平台：MAX" rel="noopener noreferrer">https://www.maicoin.com/MAX" rel="noopener noreferrer">MAX 數位資產交易所：https://max.maicoin.com/

In this role, you will focus on the back-end developing skill.You will partner with cross-functional teams to deliver high-quality, power, and performance-optimized software to enable the best user experience on the company products.Mô tả công việcDesign, build and test significant features in microservice-based architecture;Build new features and improve existing products.Work on problems of moderate scope.Push code, drive the development of the systems behind our products, and create web applications that reach billions of people, build high volume servers, and be a part of a team to connect people around the globe.Develop a strong understanding of relevant product areas, codebase, and/or systems.Demonstrate proficiency in data analysis, programming and software engineering.Produce high quality code with good test coverage, using modern abstractions and frameworks.Receive general instructions on routine work and detailed instructions on new projects or assignments, work independently, use available resources to get unblocked, and complete tasks on-schedule by exercising strong judgment and problem solving skills.Master internal development standards from developing to releasing code in order to take on tasks and projects with increasing levels of complexity.Actively seek and give feedback in alignment with company Performance Philosophy.Yêu cầu công việcMust have:3+ year experience in Backend programming;Strong in Java language, object-oriented programming;Proficient in SQL: Oracle or any other equivalent databases;Experience in using message systems: RabbitMQ, Kafka or any other equivalent;Passionate for technology, always eager to learn;Nice to have:Experience in using NoSQL such as Redis, Cassandra;Experience in microservices, proficient in using Docker, K8S, canary;Ability to optimize, builds systems with large traffic;

We are looking for an experienced Senior Software Engineerwho is passionate about building high-performance backend systems. You will work closely with a talented engineering team in an Agile environment, contributing to all stages of product development — from architecture design, coding, code review, to production operations. Our product is a next-generation social platform that integrates social media, personalized feed, rating review systems, community engagement, social gamification, real-time chat, and merchant services. The platform is built with a complex microservice architecture, designed to handle millions of users, massive data streams, and high concurrent traffic efficiently. The system is deeply integrated with AI, leveraging machine learning and large language models (LLMs) to enable content understanding, recommendation, fraud detection, and intelligent moderation. You will have the opportunity to work closely with AI engineers to design scalable APIs, data pipelines, and backend infrastructures that power these intelligent features across the social ecosystem.Mô tả công việcDesign, develop, and maintain backend services using Java (Spring Boot / Vert.x / Quarkus) and Kotlin;Build and integrate RESTful APIs, gRPC services, and external third-party systems;Design scalable, reliable, and fault-tolerant architectures that meet performance and business requirements;Write clean, maintainable, and testable code following SOLID principles and modern best practices;Conduct code reviews, optimize performance, and improve database queries (MySQL / MongoDB / Redis / Kafka / ElasticSearch/ HBase/ ClickHouse);Collaborate with DevOps teams to implement and maintain CI/CD pipelines (ArgoCD, Docker, Kubernetes, GitLab CI) across cloud environments (AWS / GCP / Azure);Apply best practices for performance tuning, caching, monitoring, logging, and observability;Work closely with AI and data teams to integrate backend services with machine learning and data pipelines;Mentor and support junior developers, fostering a culture of technical excellence and continuous improvement.Yêu cầu công việcBachelor’s degree in Computer Science, Software Engineering, or a related field;3–6+ years of hands-on experience in Java (Kotlin) development for production systems;Strong proficiency in Spring Boot or Vertx, with understanding of reactive or asynchronous programming;Experience with REST / gRPC APIs and message queues (Kafka, RabbitMQ);Solid understanding of OOP, design patterns, concurrency, and memory management;Experience working with OLAP systems, data analytics pipelines, or data warehousing technologies;Proficient in working with SQL / NoSQL databases (Oracle, MongoDB, Redis, HBase etc.);Familiar with Docker, Kubernetes, and cloud environments (AWS / GCP / Azure);Strong problem-solving skills, logical thinking, and a sense of ownership;Good communication and collaboration skills across teams.

MoMo is the market leader in mobile payments in Vietnam. We strive to make all transactions fast, easy and joyful. We are looking for an experienced Software Engineer to join our growing Big Data AI team. At MoMo, we make AI/Machine Learning the core component to almost every part of the product - product recommendation, personalization, conversational AI, eKYC, risk scoring, fraud detection, promotion targeting and financial services.As a Software Engineer specializing in Enterprise Applications, you will play a pivotal role in crafting and deploying advanced business solutions to millions of users. This position offers a unique chance to make a significant impact by leveraging highly available and scalable systems to transform financial services and business operations. Join us in pushing the boundaries of AI technology and shaping the future of mobile payments in Vietnam.Mô tả công việcDevelop and Implement Enterprise Application Solutions: Design, build, and maintain advanced enterprise systems that enhance business operations, utilizing cutting-edge technologies and scalable architectures.Analyze and Critique Product Requirements: Evaluate and provide feedback on product requirements to ensure feasibility and alignment with technical capabilities.Contribute to AI System Architecture Reliability: Participate in the design of systems and infrastructure, ensuring robustness for AI-driven financial services and implementing observability patterns to monitor system health at scale.Maintain High Standards of Code Quality: Write clean, maintainable, and efficient code in Kotlin and Python, and participate in code reviews to uphold the team's quality standards.Collaborate with Cross-Functional Teams: Work closely with product managers, data scientists, and other engineering teams to integrate AI/ML-driven features into our platform, ensuring resilient and seamless user experiences for millions.Optimize Operations Infrastructure: Share your expertise in modern deployment practices (CI/CD) and container orchestration with the team, fostering a culture of continuous learning and system stability.Yêu cầu công việcStrong Problem-Solving Skills: You have a proven track record of tackling complex technical challenges and delivering effective solutions, particularly in the realm of AI and machine learning.Ownership and Proactivity: You take initiative and are driven to see projects through from start to finish. You are someone who can be relied upon to deliver results with minimal supervision.Backend Engineering Proficiency: Minimum 5 years of experience as a Software Engineer, with strong skills in backend languages like Kotlin, Python, Java, or Go.Distributed Systems Cloud-Native Expertise: Strong knowledge of cloud-native technologies (Kubernetes, Docker) and Infrastructure as Code (Terraform/Pulumi). Proven experience in building and maintaining high-traffic distributed systems, including familiarity with message brokers (e.g., Kafka, RabbitMQ) and monitoring stacks (Prometheus, Grafana, or ELK). Experience with cloud platforms (AWS/GCP) is highly valued.High Standards for Quality: You take pride in your work and strive to deliver solutions that are not only functional but also maintainable and scalable.Innovative and Forward-Thinking: You are passionate about exploring new technologies and finding ways to apply them to improve user experiences and business processes.Collaborative and Communicative: You work well in a team environment and can communicate effectively with technical and non-technical stakeholders alike.

我們致力於提供高效、創新的解決方案，全面滿足客戶在科技和商業上的多元需求。作為領先的技術外包服務提供商，我們憑藉豐富的經驗和專業知識，全力支援客戶在數位轉型、軟體開發、IT基礎設施管理及其他關鍵領域的發展。 您的遊戲娛樂平台目前流量龐大，尤其在東南亞市場展現強勁的擴張潛力。為了進一步提升用戶體驗並把握全球市場機遇，我們理解您對於開發多國語系與多幣別支援的高技術要求。 憑藉我們在複雜系統開發與國際化部署方面的專業能力，我們能夠為您的平台提供以下優化方案： 技術關卡考核：履歷通過，邀請線上刷題測驗環節 （MSSQL, API, 程式邏輯題）多國語系支援：我們將導入先進的國際化框架，確保您的平台能流暢地支援多種語言，並可依據用戶地區自動切換，提供在地化的遊戲體驗。這不僅包含介面文字，也涵蓋遊戲內容、客戶服務及所有相關資訊。多幣別交易系統：我們將建構安全、高效的多幣別交易系統，支援主流國際貨幣及東南亞地區的在地貨幣，確保玩家能便捷地進行儲值與提領。系統將具備即時匯率換算功能，並符合各國金融法規，保障交易的順暢與合法性。高併發與可擴展性架構：面對現有及未來預期的龐大流量，我們將優化平台架構，採用雲端服務與微服務設計理念，確保系統具備高度的穩定性、可擴展性及容錯能力，輕鬆應對流量尖峰。在地化市場策略支援：除了技術實施，我們也能提供東南亞市場的技術支援與在地化諮詢，協助您的平台更好地融入當地文化與用戶習慣，提升市場滲透率。

【工作內容】 負責建置與優化大規模時序資料平台，支援每日高流量資料處理，涵蓋資料接收、處理、儲存、分析與事件偵測等核心流程。 參與雲端 AIoT 基礎架構的設計與維運，涉及訊息佇列、資料處理與儲存系統（如 Kafka、RabbitMQ、Fluentd、Elasticsearch、InfluxDB、Redis、MySQL、Spark 等）。 與 SRE 團隊合作，分析既有系統在效能與穩定性上的瓶頸，透過數據觀察與指標分析，提出架構優化或重構方案，並實際落地執行。 持續改善系統可用性與韌性，包括高可用設計、跨區備援、故障復原與災難復原機制。 與 SRE 及 Fullstack 團隊密切合作，將資料流相關能力模組化與平台化，使其能支援多元產品與應用場景。 將業務需求轉化為可擴展的資料處理架構，支撐系統隨業務成長而持續擴展。

We are looking for ● Are a self-driven Database Reliability Engineer with proven experience in managing large-scale database systems in production environments. ● Have a deep understanding of database architecture, performance optimization, high availability solutions, and database security best practices. ● Are following the latest industry trends in database technologies and are passionate about building reliable, scalable data infrastructure. ● Have strong automation mindset and programming skills to build tools that improve database operations and reliability. ● Understand SLI/SLO/SLA concepts and have experience implementing reliability engineering practices. Our Stack ● Relational Databases: AWS Aurora MySQL/PostgreSQL ● NoSQL Databases: MongoDB Atlas, AWS DocumentDB ● Caching Layer: AWS ElastiCache, Valkey ● Message Queue: Apache RocketMQ, RabbitMQ ● Search Engine: ElasticSearch, Mongo Atlas ● OLAP: Redshift ● Monitoring Alerting: Prometheus, Grafana, Loki, Alert Manager ● Backup Recovery: AWS Backup, Point-in-Time Recovery, Cross-Region Replication ● Database Proxy: RDS Proxy ● Infrastructure as Code: Terraform, Ansible ● CI/CD Integration: Jenkins, ArgoCD, Github Action, Helm ● Network Security: AWS VPC, Security Groups, AWS Secrets Manager ● Programming Languages: Golang, Python ● Containerization: Kubernetes

【工作內容】 負責建置與優化大規模時序資料平台，支援每日高流量資料處理，涵蓋資料接收、處理、儲存、分析與事件偵測等核心流程。 參與雲端 AIoT 基礎架構的設計與維運，涉及訊息佇列、資料處理與儲存系統（如 Kafka、RabbitMQ、Fluentd、Elasticsearch、InfluxDB、Redis、MySQL、Spark 等）。 與 SRE 團隊合作，分析既有系統在效能與穩定性上的瓶頸，透過數據觀察與指標分析，提出架構優化或重構方案，並實際落地執行。 持續改善系統可用性與韌性，包括高可用設計、跨區備援、故障復原與災難復原機制。 與 SRE 及 Fullstack 團隊密切合作，將資料流相關能力模組化與平台化，使其能支援多元產品與應用場景。 將業務需求轉化為可擴展的資料處理架構，支撐系統隨業務成長而持續擴展。