Developed databases that supported Web applications and Web sites. Developed system interaction and sequence diagrams. Big Data Engineer • Freelancer JuneJuly 2023 Built machine learning models using TensorFlow and Scikit-Learn libraries for predictive analysis of customer behavior. Designed and implemented a scalable data warehouse architecture using Apache Cassandra, PostgresDB, and Redis. Optimized database performance by tuning queries in SQL Server, Oracle and PostgreSQL databases. Implemented efficient data processing algorithms on large datasets with Apache Spark, MapReduce, and Pandas Python. Created dashboards in Tableau Desktop Professional Edition to visualize complex datasets in an interactive manner

Ramesh Ramalingam Front End Developer/ Lead • [email protected] A full stack developer for 11 years in .Net Technologies & JavaScript frameworks like Angular 4 & 2. Interested in exploring new technologies like No SQL (MongoDB, Cassandra), UI design patterns. Practicing Agile SCRUM & KANBAN for last 5 years. Skills Languages JavaScript with Angular 4, 2 and jQuery, Type Script, Coffee Script, C#, HTML, SQL Frameworks BootStrap, Angular Material, Nancy Fx, Structure Map, Web API, MVC, Jasmine, Karma, nUnit, Gulp, Grunt, Angular Cli, Active MQ Database Mango DB, Cassandra, SQL Server and ElasticSearch Experience Cognizant

backend To create an App Store for the world's most popular KaiOS applications, allowing KaiOS mobile users to download thousands of apps through KaiStore. This is a microservices architecture- based system, with the project utilizing GoLang for the API gateway layer, and Java SpringBoot to communication with the Cassandra database. It is capable of easy horizontal scalability and rapid responsiveness to serve tens of millions of KaiOS mobile users. To implement the app recommendation feature for KaiStore, collaborating with the Data team is essential to detect the user's location and recommend a suitable ranking app

葉哲豪 我是一名喜歡挑戰及學習新技術的軟體工程師，擁有5年的全端實務經驗，曾擔任維護及開發工程師，負責專案的維護維運工作及需求開發；期待加入優秀團隊，發揮所長共同成長，累積更多的實務經驗。 軟體工程師 Taipei，TW [email protected] 技能

in JIT c2 level 4 compiler issue. Software Engineer • Lang Live • 2019/03 ~ 2019/10 ．Deal with 10 million+ big data processing such as super star ranking board on the homepage or user behavior analyzing. ． Experience in system designing with mysql , mongodb , redis , kafka , rabbitmq , cassandra , elastic search Software Engineer • Boya Internet • 2018/11~2019/3 ． Optimized 10+ api for reducing more than 30% response time. Software Engineer Intern • Insto TW • 2018/01 ~ 2018/11 ．As an owner and a full-stack of 2 projects and experience with Laravel

訊，快速查 IP、近期發推文及分身帳號 iOS App 開發 - TaiMall台茂購物中心 技能 網頁伺服器 Python: Flask, FastAPI, Django Java: Spring, Netty 資料庫 RDBMS: PostgreSQL, MySQL No-SQL: Redis, MongoDB, Cassandra, TimescaleDB 工具 Message Queue: Kafka, Celery, Redis, NATS Protocol: HTTPS, DNS, MQTT, OAuth2, BLE Schema: JSON, Protobuf, Thrift Version control: Git DevOps Container:Docker,Kubernetes ,Helm CI & CD: Gitlab-runner, Jenkins, ArgoCD Monitor & Err. Tracking: Sentry 數據分析 Library: Pandas, Numpy, Scipy Framework: PySpark 硬

Dhaval Shah Principal Software Engineer / Software Architect / Performance Engineering Aficionado A detailed-oriented hands-on professional having 18+ years of experience along with exceptional interpersonal skills, seeking a challenging role within Software Development Engineering for architecting, designing and developing low latency / high throughput distributed systems with a sharp focus on scalability, resiliency, operability and monitoring. Work Experience Principal - Software Engineering • Mastercard AugPresent Ethoca - Fraud Insights Tech Stack - Java 11, Spring WebMVC, Azure, Snowflake, AngularJS Responsibilities Architect Fraud Insight reporting platform for its end customers Making architecture decisions w.r.t light weight message