Cassandraemplois

Je suis en train de développer un mini projet qui intègre Jupyter et Kafka avec Spark Streaming pour le traitement des données, et utilise Cassandra pour le stockage. Pour la visualisation et la gestion des alertes, j'emploie Grafana. Le projet inclut également une fonctionnalité spécifique pour afficher la température de différentes régions, gérée de manière aléatoire. Je suis à la recherche d'une personne capable de prendre en charge le développement de ce projet. Je suis disposé à rémunérer pour ce service. Si vous avez l'expertise requise et êtes intéressé par cette opportunité, n'hésitez pas &a...

Hello Alice Jax, je suis Cassandra Accime étudiante finissant en Droit. Ce que je veux réaliser c'est de soutenir mon mémoire et avoir mon propre cabinet. Merci..!!

Bonjour, Nous montons une plateforme de services et de big data dans le jeu vidéo à vocation internationale avec un périmètre multilingue de départ. Nous avons besoin d'...plateforme de services et de big data dans le jeu vidéo à vocation internationale avec un périmètre multilingue de départ. Nous avons besoin d'un freelance pour nous aider à développer notre plateforme, nous avons une infra AWS avec bdd Cassandra. Systèmes de batchs de données en masse multilingue, authentification, relations complexes entre bases... Idéalement : Au moins 3/4ans d'xp Java 8 : maîtrise des lambdas, dates, ... Plateforme localisées Spring : Spring core, S...

freelance trainer for cassandra

Start-up Jeune et dynamique recherche un développeur freelance Web et Mobile compétent . Description de la Mission: Vous analyserez n...projet après signature de la clause. Durée du projet: environ 30 jours ouvrés Dates & durées souhaitées: Développement mobile: IOS, Android, Windows phone,Blacberry Mission en freelance à pourvoir au plus vite Possibilité d’évolution vers un CDI par la suite Compétences requises : Très bonne maitrise de Phonegap ou Titanium (Compilation scripts vers les stores ) MySQL ou MongoDB ou Cassandra NodeJS ou Autres Téléphone: [Contact details removed by Freelancer.com Administrators which breaches the site Terms and Condit...

Start-up Jeune et dynamique recherche un développeur freelance Web et Mobile compétent . Description de la Mission: Vous analyserez notre cahier des charges et réaliserez notre projet...non-concurrence et de confidentialité, nous vous apporterons plus de details sur le projet après signature de la clause. Durée du projet: environ 30 jours ouvrés Dates & durées souhaitées: Mission en freelance à pourvoir au plus vite Possibilité d’évolution vers un CDI par la suite Compétences requises : Très bonne maitrise de Phonegap ou Titanium Base de données: MySQL ou MongoDB ou Cassandra NodeJS ou Autres compilation des scripts d’une application vers les st...

...comprehensive range of target systems: #### 1. Database Systems - **PostgreSQL**: Production databases, analytics servers - **MySQL/MariaDB**: Web application databases, data analytics - **Microsoft SQL Server**: Enterprise databases, data warehouses - **Oracle Database**: Legacy enterprise systems - **MongoDB**: Document databases, NoSQL systems - **Redis**: Cache clusters, session stores - **Cassandra**: Distributed databases - **Elasticsearch**: Search and analytics engines - **InfluxDB**: Time-series databases - **CouchDB**: Document-oriented databases #### 2. Server Systems (SSH) - **Linux Servers**: Ubuntu, CentOS, RHEL, SUSE - **Unix Systems**: AIX, Solaris, FreeBSD - **Network Devices**: Routers, switches, firewalls - **IoT Devices**: Industrial controllers, smart devic...

I need an experienced DevOps professional to review and optimize the configuration of Cassandra DB integrated with Thingsboard, as we are experiencing unusually high system utilization. Additionally, our custom FASTAPI application, which interacts with the timeseries data for calculations, is either failing to return any data or doing so with significant delays. The work involves diagnosing and resolving issues across the stack, ensuring seamless performance. Proficiency in Thingsboard, Cassandra, FASTAPI, Kafka, Python, and Linux is essential. Please bring your expertise to this project as the resolution is required urgently.

...OpenAI, Hugging Face MLOps, Feature Stores, Model Deployment Predictive Analytics, Data Mining QA & Testing Manual Testing, Automation (Selenium, Cypress, Playwright) API Testing (Postman, SoapUI), Performance (JMeter, LoadRunner) Mobile App Testing, Security Testing Test Planning, Regression, CI/CD Integration Database Developers SQL (MySQL, PostgreSQL, Oracle, MS SQL Server) NoSQL (MongoDB, Cassandra, CouchDB, DynamoDB) Data Warehousing (Snowflake, BigQuery, Redshift) ETL Pipelines, Data Modelling, DB Optimization Architects / Solution Designers Enterprise Architecture (TOGAF, Zachman) Cloud & Infrastructure Architects (AWS, Azure, GCP) API Architecture, Integration Frameworks, Middleware (Apigee, MuleSoft, Kafka) Microservices, Event-Driven Design, Scalability Engin...

Hypothetical ai , quantum ai , AGI(artificial general intelligence) , generative ai, multi agentic researcher ai and classical ai powered Virtual novel drug discovery and develo...simulation PyMol / Chimera → 3D visualization of molecules Quantum & AGI Tools Qiskit (IBM) → Quantum AI / drug simulation PennyLane (Xanadu) → Quantum machine learning OpenAI Gym / PettingZoo → Multi-agent reinforcement learning AGI Frameworks (NARS, OpenCog Hyperon, Leela AI) → AGI experimentation Data, Database & Integration SQL (MySQL, PostgreSQL, SQLite) → Structured data storage NoSQL (MongoDB, Cassandra) → Unstructured + big data Apache Spark / Hadoop → Data mining & large-scale processing Pandas / NumPy → Data learning, transformation ETL To...

Hypothetical ai , quantum ai , AGI(artificial general intelligence) , generative ai, multi agentic researcher ai and classical ai powered Virtual novel drug discovery and develo...simulation PyMol / Chimera → 3D visualization of molecules Quantum & AGI Tools Qiskit (IBM) → Quantum AI / drug simulation PennyLane (Xanadu) → Quantum machine learning OpenAI Gym / PettingZoo → Multi-agent reinforcement learning AGI Frameworks (NARS, OpenCog Hyperon, Leela AI) → AGI experimentation Data, Database & Integration SQL (MySQL, PostgreSQL, SQLite) → Structured data storage NoSQL (MongoDB, Cassandra) → Unstructured + big data Apache Spark / Hadoop → Data mining & large-scale processing Pandas / NumPy → Data learning, transformation ETL To...

Hypothetical ai , quantum ai , AGI(artificial general intelligence) , generative ai, multi agentic researcher ai and classical ai powered Virtual novel drug discovery and develo...simulation PyMol / Chimera → 3D visualization of molecules Quantum & AGI Tools Qiskit (IBM) → Quantum AI / drug simulation PennyLane (Xanadu) → Quantum machine learning OpenAI Gym / PettingZoo → Multi-agent reinforcement learning AGI Frameworks (NARS, OpenCog Hyperon, Leela AI) → AGI experimentation Data, Database & Integration SQL (MySQL, PostgreSQL, SQLite) → Structured data storage NoSQL (MongoDB, Cassandra) → Unstructured + big data Apache Spark / Hadoop → Data mining & large-scale processing Pandas / NumPy → Data learning, transformation ETL To...

...Science, Engineering, or related field. - 7+ years of full stack development experience, with a focus on enterprise-grade solutions. - Expert knowledge of Java, Spring Boot, Hibernate/JPA, and REST APIs. - Strong frontend skills in JavaScript/TypeScript and at least one major framework (React, Angular, or Vue). - Proficiency with SQL databases (MySQL, PostgreSQL, SQL Server) and NoSQL (MongoDB, Cassandra). - Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes). - Familiarity with CI/CD, Git, Jenkins, and DevOps practices. - Excellent problem-solving skills, with a track record of designing scalable, secure systems. - Outstanding English communication skills (written and spoken). - Professional remote setup (quiet environment, high-speed i...

I'm seeking a skilled full stack developer with expertise in NoSQL databases. The project will primarily focus on backend development and database management, so a strong background in these areas is essential. Key Requirements: - Proficient in NoSQL databases (e.g., MongoDB, Cassandra) - Strong backend development skills - Experience with React for frontend integration - Ability to design and manage scalable database architectures - Experience in developing RESTful APIs Ideal Skills: - Proven experience in full stack development - Strong problem-solving skills - Good communication and collaboration abilities If you have a strong track record in database management and backend development, along with React experience, I would love to hear from you. Please provide examples of...

...Gather data from multiple sources: Logs, transactions, social media, IoT devices, sensors, clickstreams, etc. Tools: Apache Flume, Kafka, Sqoop (for importing from databases). --- 2. Data Storage Big Data needs distributed, fault-tolerant storage (not just normal databases). Options: HDFS (Hadoop Distributed File System) – stores data across many machines. NoSQL Databases – MongoDB, Cassandra, HBase. Cloud Storage – AWS S3, Google Cloud Storage, Azure Data Lake. --- 3. Data Processing Once stored, data must be processed (batch or real-time). Batch Processing (large chunks at once): Hadoop MapReduce Apache Spark (faster, in-memory processing) Stream Processing (real-time, continuous): Apache Kafka + Spark Streaming Apache Flink / Storm ...

...and secure system. Responsibilities: the backend architecture and develop core server-side logic; backend services using Node.js and at least one other backend language (e.g., Go, Python, Java); and implement efficient data storage solutions, with proficiency in both relational databases (e.g., PostgreSQL, MySQL) and non-relational databases (e.g., MongoDB, Redis, Cassandra); real-time communication using WebSocket or long-lived Socket connections, supporting high-frequency data processing and low-latency frontend interaction; and deploy smart contracts on the Tron blockchain, and participate in the development of on-chain games or DApps; understand cryptocurrency wallet mechanisms, and develop a unified multi-currency, multi-network

...Skills and Experience: - Proficiency in web and mobile app development. - Experience with AI integration. - Strong background in user authentication systems. - Knowledge of music streaming services and their functionalities. Backend Technologies: Programming Languages: Python, Java, Node.js, or Ruby for server-side logic. Databases: SQL databases (MySQL, PostgreSQL) and NoSQL databases (MongoDB, Cassandra) to store user data, playlists, song metadata, and usage logs. APIs: RESTful or GraphQL APIs to facilitate communication between client apps and servers. Music Streaming Infrastructure: Content Delivery Network (CDN): To efficiently distribute music streams across the globe. Streaming Protocols: Technologies like HTTP Live Streaming (HLS) or MPEG-DASH for delivering audio str...

...desirable. System Architecture & Design Architect core UPI components (P2P/P2M, USSD, merchant integrations, autoPay mandates). Create HLDs and LLDs detailing modules, data flows, fault‑domains, and API contracts. Drive trade-offs across latency, reliability, cost, and compliance. Technology Evaluation & Selection Choose tech stacks (e.g. Java/Spring Boot or Node.js, Kafka/RabbitMQ, Redis, Cassandra/PostgreSQL) optimized for high throughput. Define infrastructure strategy: cloud-native (Kubernetes, AWS/Azure/GCP) or on-prem containers and service mesh. Integration with UPI & Banks Implement UPI transaction flows through PSP, TPAP, NPCI interfaces. Design settlement/reconciliation processes across partners and NPCI. Security & Compliance Ensure adherenc...

...comprehensive range of target systems: #### 1. Database Systems - **PostgreSQL**: Production databases, analytics servers - **MySQL/MariaDB**: Web application databases, data analytics - **Microsoft SQL Server**: Enterprise databases, data warehouses - **Oracle Database**: Legacy enterprise systems - **MongoDB**: Document databases, NoSQL systems - **Redis**: Cache clusters, session stores - **Cassandra**: Distributed databases - **Elasticsearch**: Search and analytics engines - **InfluxDB**: Time-series databases - **CouchDB**: Document-oriented databases #### 2. Server Systems (SSH) - **Linux Servers**: Ubuntu, CentOS, RHEL, SUSE - **Unix Systems**: AIX, Solaris, FreeBSD - **Network Devices**: Routers, switches, firewalls - **IoT Devices**: Industrial controllers, smart devic...

...You: AI & Machine Learning Deep Learning (CNN, LSTM, Transformer) Image & Text Processing (NLP, OCR, Captioning) Model training, tuning, and evaluation TensorFlow, PyTorch, scikit-learn Big Data Engineering ETL pipelines with Apache Spark Hive, HBase, Hadoop ecosystem Data warehouse optimization Stream & batch data processing Databases SQL (PostgreSQL, MySQL) NoSQL (MongoDB, Neo4j, Cassandra) Graph databases & complex queries Development Tools Python scripting & automation REST APIs, FastAPI, Flask Git, Docker, Linux, Jupyter...

...desarrollo de aplicaciones con Spring Boot, incluyendo Spring Cloud. Docker: Experiencia en la contenerización de aplicaciones con Docker y en la gestión de entornos de desarrollo y producción, incluyendo Docker Compose y Kubernetes. Backend: Experiencia en el diseño y desarrollo de APIs RESTful y GraphQL. Conocimiento de bases de datos relacionales (e.g., PostgreSQL, MySQL) y NoSQL (e.g., MongoDB, Cassandra). Experiencia con frameworks de persistencia como JPA/Hibernate y Spring Data. Conocimiento de mensajería asíncrona con Kafka o similar. Frontend: Experiencia con frameworks modernos de JavaScript como React, Primefaces, Angular o Vue.js . Conocimiento de HTML5, CSS3 y JavaScript. Experiencia en el desarrollo de interfaces de usuario ...

I need a comprehensive simulation of data flow within a distributed database, focusing...database, focusing on identifying potential data leaks specifically from external hacking attempts. Key Requirements: - Simulate realistic data flow in a distributed database environment. - Identify and map out potential data leak points. - Provide detailed reports on vulnerabilities and suggested mitigation strategies. Ideal Skills and Experience: - Expertise in distributed databases (e.g., Cassandra, MongoDB). - Strong background in cybersecurity, particularly in identifying external threats. - Experience with data flow simulation and vulnerability assessment. - Proficient in generating detailed analytical reports. Looking for a professional who can ensure our data integrity against externa...

I want to use JanusGraph. Help me with queries and utility. I have schema and data load script but not working well so help me guide that too.

I'm seeking a Brand Kit, including a logo for our website and materials, for my new database project, PicassoDb. Our tech is similar to MongoDb, Apache Cassandra, , and Loveable AI, and is geared towards developers, allowing them to plug into our stack regardless of their programming language or framework. The freelancer will likely do website/figmas/logo etc Logo Requirements: Primary Style: Abstract and colorful Elements to Incorporate: - Stained glass motifs - Geometric shapes - Tech and engineering symbols Color Palette: Bright and vibrant, Bold, eye popping Ideal Skills and Experience: - Strong graphic design and branding expertise - Experience with tech-related logo design - Ability to create vibrant and abstract designs - Familiarity with WebKit integration Looki...

I'm looking for a skilled developer or team to create a similar Instagram app not exact clone. The application should be available on Web, Android, and iOS platforms. *Web Developer * Front End : - HTML - CSS - JavaScript - Framework (React) - Postgres / MongoDB & Cassandra Back End : - Node JS *Mobile Applications * - React Native (cross platform development ) - Facebook Product - JavaScript & React Core Features Needed: - All Instagram features Budget: - Need a quotation Time: -Need a MVP in 2-3months

...scalable storage AWS Athena – for querying S3 data AWS EMR (Hadoop/Spark) – for big data processing AWS Step Functions – for workflow orchestration AWS Data Pipeline – for scheduling data workflows AWS CloudWatch – for monitoring AWS CloudFormation/Terraform – for infrastructure as code IAM Roles & Policies – for security and access control Data Storage Management-MySQL, MongoDB, SQL Server, Cassandra, Snowflake, PostgreSQL, HBase, Teradata, Hive DevOps Infrastructure: Jenkins, Azure DevOps, Docker, Kubernetes, Terraform, Ansible Apache Spark & Kafka Python (Pandas, NumPy) for scripting and transformation Tableau / Power BI for visualization If you’re someone with solid AWS Data Engineering experience and love teaching othe...

I need a real-time location and communication based mobile and web application developed using Flutter, Node, Express, and MongoDB/Cassandra/PostgreSQL. Key Features: - Application needs to support both iOS and Android platforms - Implementing real-time communication features including text chat and voice calls Ideal Candidate: - Prior experience in developing similar applications - Highly responsive and collaborative

...Backend o Search Engine:  Python (for search indexing) or Go (for performance)  Elasticsearch (for indexing and searching)  Machine Learning models (for ranking and optimizing results) o Browser:  C++/Rust for core browser engine (similar to Chromium)  Electron for the browser interface 3. Database o PostgreSQL/MySQL for structured data like user profiles, settings, etc. o NoSQL (MongoDB, Cassandra) for storing large volumes of web data and search results 4. Analytics and Ads Manager o Analytics:  Google Analytics, Matomo, or custom analytics for user tracking  Python for processing and analyzing traffic data o Ads Manager:  Custom Ad Server (or use Google AdSense/Ad Manager)  Integration of a bidding system, targeting options (keywords, demographics) 5. Search Engin...

...Backend o Search Engine:  Python (for search indexing) or Go (for performance)  Elasticsearch (for indexing and searching)  Machine Learning models (for ranking and optimizing results) o Browser:  C++/Rust for core browser engine (similar to Chromium)  Electron for the browser interface 3. Database o PostgreSQL/MySQL for structured data like user profiles, settings, etc. o NoSQL (MongoDB, Cassandra) for storing large volumes of web data and search results 4. Analytics and Ads Manager o Analytics:  Google Analytics, Matomo, or custom analytics for user tracking  Python for processing and analyzing traffic data o Ads Manager:  Custom Ad Server (or use Google AdSense/Ad Manager)  Integration of a bidding system, targeting options (keywords, demographics) 5. Search Engin...

I'm looking for a skilled database developer to set up a database primarily for content management. The specifics of the database type have not been determined yet, so expertise in both relational (MySQL, PostgreSQL) and NoSQL (MongoDB, Cassandra) databases is a plus. Ideal candidates should have: - Extensive experience in database setup and management - Strong understanding of content management systems - Ability to recommend and implement the most suitable database type for this project Skills in cloud databases (AWS RDS, Google Cloud SQL) will also be beneficial as I may consider a cloud-based solution. The project does not currently require specific features for transaction logging, but I would appreciate a setup with potential for future scalability and complexity.

...realized in a dynamic and collaborative team. Tech Stack You’ll Work With: ? Project Management & Version Control: - Jira – Task Tracking - GitHub – Version Control ? Cloud (TBD): - AWS or GCP ? Frontend: - Vue.js - HTML, CSS, Bootstrap, JavaScript, AJAX - FontAwesome ? Backend: - Node.js (Runtime & API Development) - Flask (Python-Based Backend) ? Databases & Storage: - MySQL and/or MongoDB / Cassandra - SQL ? Automation & Development Tools: - TeamCity – Automation - PyCharm, DBeaver – Development Environments - Docker – Containerization Who We're Looking For: ? Passionate about software development and eager to learn. ? Interested in full-stack development, cloud computing, and modern web technologies. ? Strong pr...

...rendimiento y seguridad. Disponibilidad para colaboraciones recurrentes en función de la carga de trabajo. Tecnologías y herramientas valoradas No es necesario que domines todas, pero cuantas más conozcas, mejor: Frontend: React.js, Angular, Vue.js, HTML5, CSS3, JavaScript/TypeScript. Backend: Node.js, Python (Django/Flask), PHP (Laravel/CodeIgniter). Bases de datos: MySQL, PostgreSQL, MongoDB, Cassandra. Mobile & Apps: Android SDK, Flutter, React Native, Swift, Objective-C, Ionic, Xcode. DevOps & Infraestructura: Redis, Elasticsearch, AWS, Docker, Firebase. Versionado y metodologías: Git/GitHub/GitLab, metodologías ágiles (Scrum, Kanban). Responsabilidades Tus tareas incluirán: 1. Desarrollo e implementación de ap...

I'm seeking a skilled PHP developer with experience in working with MySQL and Cassandra. The task involves creating a succinct PHP script that can: - Continuously read user data from MySQL and write it into Cassandra. - Read user data from Cassandra and write it back into MySQL. The environment for testing is already set up locally, and the task is expected to be completed within 2 hours. The data transfer process does not require any transformations; the user data will be directly transferred without adjustments. Given the short time frame and nature of the task, I appreciate freelancers who have prior working experience with this kind of project. Your understanding of both databases and PHP is key to the success of this project. Looking forward to your bids.

...management platform. Requirements: Strong Flutter skills Solid Node.js experience Self-motivated and able to work independently Strong problem-solving skills Eager to learn and grow Good English communication skills Hours: 1:00-6:00 UTC daily - including weekends This is an excellent opportunity for an early-career developer to apply their Flutter and Node.js skills, learn new technologies like Cassandra, Kubernetes, and OpenSearch, and take full ownership of features—from brainstorming to deployment—while building confidence and a strong resume....

I'm seeking a proficient developer to craft a sleek, modern and minimalist multivendor ecommerce site. (Custom Development Platform) Key Features: - Admin, Customer, and Vendor (Seller) Panels - Comprehensive Dashboards for all panels - User Management: Signup, Login, Profile Management - Product M...AngularJS): For building interactive and responsive user interfaces. Backend:- JAVA Primary language for backend services due to its scalability and reliability. Node.js: For lightweight and fast services. Pythton For machine learning and automation tools. Databases:- Elasticsearch: For search and catalog functionalities. MySQL: For relational data storage. PostgreSQL: For transactional data. Cassandra: For NoSQL needs and scalability. Hosting: AWS i want the project to lean h...

...langfristig unterstützt. Der Schwerpunkt liegt auf der Entwicklung und Optimierung von Machine-Learning-Modellen, der Implementierung von KI-Lösungen sowie der Integration dieser Modelle in bestehende Systeme. Anforderungen für das Projekt: Technologien & Tools: Programmiersprachen: Python (z. B. TensorFlow, PyTorch), R Frameworks: TensorFlow, PyTorch, scikit-learn Datenbanken: SQL, NoSQL (MongoDB, Cassandra) Cloud-Plattformen: AWS, Azure, Google Cloud (SageMaker, Vertex AI, etc.) API-Integration: REST, gRPC Big Data Tools: Hadoop, Spark, Kafka Erfahrung: Mehrjährige Erfahrung in der Entwicklung und Implementierung von Machine-Learning-Algorithmen. Kenntnisse in Natural Language Processing (NLP), Computer Vision oder Reinforcement Learning sind ein Plus...

...languages, from auto-scaling cloud infrastructure to massively parallel processes with Go or the like - Diverse proficiency with storage & caching systems; SQL, NoSQL, Document-oriented, structured/unstructured, key-value, in-memory data/storage systems, etc. - Broadly knowledgeable on best-practices for version-control with Git, software development pipelines & process - Experience with Elastic, Cassandra, blockchain/cryptocurrency nodes, Chef, Puppet, Infrastructure as Code tooling (e.g. Terraform) would be considered an asset About you • Highly skilled in learning on the job and continuously learning • Excellent interpersonal, written, and verbal communication skills • Mature, professional, driven, empathetic • Collaborative energy and ability to ...

I'm looking for an experienced Java developer with a strong background in Spring ...Microservices architecture. The primary focus will be on API development, security implementation using OAuth2, and writing unit tests with Junit. Key Responsibilities: - Develop and secure APIs - Implement OAuth2 for user authentication - Write unit tests using Junit Ideal Candidate: - Proficient in Java, Spring Boot, Microservices and Junit - Has a minimum of 2 years of experience - Familiar with Cassandra as a NoSQL database - Knowledge of both SQL and NoSQL databases - Able to deliver high-quality, secure code on time - Need someone to work from my home/office location. (Twice a week is fine) Location: Nagpur, Maharashtra Will provide more details once resource is good to join from our...

seeking a highly experienced Apache Superset developer to integrate our MySQL, MongoDB, and Cassandra databases and create dynamic dashboards, reports, and KPIs. The ideal candidate will have strong experience in data visualization, database integration, and performance optimization within Superset. Additionally, they should be capable of implementing dynamic logic and a rule engine to handle complex calculation scenarios. The outputs from Superset (charts, graphs, reports, etc.) will need to be seamlessly integrated into our frontend platform (Dashboards & Reports) VueJs. *Key Responsibilities: - Integrate Apache Superset with MySQL, MongoDB, and Cassandra databases. - Implement dynamic logic and rule engine for complex calculations within Superset. - Customize d...

...a internet, garantizando la continuidad del servicio. Requisitos Técnicos • Infraestructura: La solución debe ser desplegada en la nube de AWS, aprovechando sus servicios gestionados para garantizar escalabilidad, alta disponibilidad y seguridad. • Base de Datos: Se requiere una base de datos NoSQL altamente escalable y apta para análisis de grandes volúmenes de datos, como MongoDB o Cassandra. • Seguridad: La solución debe cumplir con los estándares de seguridad de la industria, incluyendo cifrado de datos en reposo y en tránsito, autenticación de múltiples factores y cumplimiento de regulaciones como gdpr y pci dss. • Integraciones: El sistema debe ser capaz de integrarse con sis...

Hello Cassandra, Please find the qoute of $25 for the of "Request for Undeletion" on Wikipedia. Best, Roman

...experienced in reviewing and improving the performance and scalability of existing Node.js projects, specifically those using NoSQL databases such as MongoDB or Cassandra. Key aspects of the project you'll be working on include: - Identifying areas where the current project is experiencing challenges with database scalability - Analyzing the bottlenecks that are causing these issues - Proposing and implementing solutions to improve the performance and scalability of the project Ideal candidates for this project should have: - Strong experience with Node.js - In-depth knowledge of NoSQL databases, particularly MongoDB or Cassandra - Proven track record in performance optimization and scalability improvements - Excellent problem-solving skills and attention to detail ...

...and penalties based on actions. 5. **Data Visualization**: - Creating graphical representations of data to communicate findings effectively. - Tools: Tableau, Power BI, Python (Plotly, Bokeh), and R (Shiny). 6. **Big Data Technologies**: - Managing and processing large-scale data using distributed computing. - Technologies: Hadoop, Spark, Hive, and NoSQL databases (MongoDB, Cassandra). 7. **Data Engineering**: - Building and maintaining the infrastructure and pipelines for data collection, storage, and processing. - Tools: SQL, ETL (Extract, Transform, Load) processes, Apache Kafka, and Airflow. ### Applications of Data Science 1. **Business Intelligence and Analytics**: - Improving decision-making through data-driven insights. - Applications:...

...and penalties based on actions. 5. **Data Visualization**: - Creating graphical representations of data to communicate findings effectively. - Tools: Tableau, Power BI, Python (Plotly, Bokeh), and R (Shiny). 6. **Big Data Technologies**: - Managing and processing large-scale data using distributed computing. - Technologies: Hadoop, Spark, Hive, and NoSQL databases (MongoDB, Cassandra). 7. **Data Engineering**: - Building and maintaining the infrastructure and pipelines for data collection, storage, and processing. - Tools: SQL, ETL (Extract, Transform, Load) processes, Apache Kafka, and Airflow. ### Applications of Data Science 1. **Business Intelligence and Analytics**: - Improving decision-making through data-driven insights. - Applications:...

...performance optimization. Additionally, the project requires work related to MongoDB, Spark, Flask, Kafka, Zookeeper, Cassandra, Kubernetes, Apache Airflow, and AWS. The project needs to be made in an virtual box that I had that I will provide you, with linux and ubuntu 22.04. Key Tasks: 1. Setup and configuration of Docker and associated technologies. 2. Timely identification and resolution of issues. 3. Performance optimization to ensure the maximum potential of the system. 4. Develop and test scalability to meet necessary demand. Ideal Skills and Experience: Dashboarding 1. Proficiency in Docker, MongoDB, Spark, Flask, Kafka, and Zookeeper. 2. Experience with Cassandra, Kubernetes, Apache Airflow and AWS. 3. Strong troubleshooting and debugging skills. 4. Adaptable ...

I am looking for a skilled Java developer to assist in the creation of a new web application. Key Responsibilities: - Writing high-quality and efficient code for the application. - Performing thorough d...- Proficiency in Java and experience in developing web applications. - Strong debugging and testing skills. - Proven ability to write clean, maintainable code. - Excellent communication skills and a collaborative mindset. Experience with using Jenkins job, CI/CD, kubernetes. Good understanding of Git Flow development techniques (branching, pull requests, etc.). Familiarity of working with Cassandra databases. Awareness of working with Agile work model and implementation. Domain experience in Telecom or retail. Should have good analytical skills. Should have good communicati...

I urgently require an experienced database engineer to address issues of slow performance and connection errors that have been plaguing my Cassandra database. Identified less than a month ago, the current measures including system reboots and increased server resources have yielded insufficient resolution. • Diagnose Slow Performance: Analyzing existing database operations to identify specific areas causing performance bottlenecks. Knowledge in query tuning, indexing or other proven methods for improving performance will be essential. • Fix Connection Errors: Experience in resolving connection related problems in a Cassandra database is crucial. Determine the root causes and provide lasting solutions. • Provide a Plan: The goal is not just to fix these cur...

I am looking for a seasoned Java Developer primarily to develop new software functionalities for an entertainment-themed web application. Tasks involved are: - Developing new, innovative, and user-...Microservices development. Experience using swagger for API development. Azure based Development experience is a must. Good understanding of modern Web protocols (REST, HTTP). Experience to follow up with agile processes. Experience with using Jenkins job, CI/CD, kubernetes. Good understanding of Git Flow development techniques (branching, pull requests, etc.). Familiarity of working with Cassandra databases. Awareness of working with Agile work model and implementation. Domain experience in Telecom or retail. Should have good analytical skills. Should have good communicati...

...Grafana and Prometheus. - Implement log management and analysis using the ELK stack (Elasticsearch, Logstash, Kibana). 5. Database and Application Management: - Migrate outdated MySQL databases to the latest versions and optimize their performance. - Implement database replication, clustering, and failover strategies for high availability. - Work with NoSQL databases like MongoDB, Redis, and Cassandra, and ensure their optimal performance. - Update from Laravel 5.3 to Laravel 11, including all dependencies, and secure the codebase. - Manage application dependencies using tools like Composer for PHP and npm/yarn for NodeJS. - Optimize SQL queries and database schemas for improved performance and efficiency. - Implement indexing, query optimization, and database tuning practices t...

I'm in need of a GoLang specialist to assist in the development of a small project that primarily involves data streaming, utilizing both Cassandra and Kafka. The project is relatively straightforward but must be completed within a set timeline. Its an micro project and can be done in 3-4 hrs. Key Requirements: - Experience in GoLang: The successful freelancer should have a demonstrable history of working with GoLang and possess a good understanding of its applications in data processing and streaming. - Proficiency with Cassandra and Kafka: Given that the project necessitates reading and writing operations to Cassandra as well as publishing and subscribing to Kafka topics, the candidate should be well-versed in both technologies. Additional Information: - Pleas...