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9.2
9.2
97%

MADURAI, India
$20 USD (1시간 기준)
✨Web & Mobile App Development Specialists✨ ***Define your goals and reach your business potentials with our award-winning Website Development and Mobile app development services*** ✨ We are a team of 40+ Most Creative People and proud to be a Preferred Freelancer and we operate 24/7 to support our Global Client need wining their time zones with shifts aligned to our Australian, European and Americas Customers ✨ We offer a wide range of web solutions and IT services that are bespoke in nature, can best fit our client’s business needs and provide them cost benefits needed for their business. ✅ WordPress - Empowering you to create and manage your website with ease. ✅ Magento - Delivering robust and scalable eCommerce solutions. ✅ Shopify - Simplifying the creation of feature-rich online stores. ✅ Joomla - Offering flexible and powerful content management capabilities. ✅ 3D Cart - Providing comprehensive tools for online retail success. ✅ PrestaShop - Enhancing your eCommerce platform with extensive features. ✅ Animations - Bringing your digital experiences to life with dynamic visuals. ✅ Logo Design – Creating impactful and professional brand marks. ✅ JavaScript - Developing engaging and interactive web components. ✅ HTML/CSS - Crafting the visual core of your online presence. ✅ Angular JS - Constructing scalable, feature-packed web applications. ✅ React JS - Designing beautiful and responsive user interfaces. ✅ Next JS - Providing ultra-fast, SEO-optimized web solutions. ✅ TypeScript - Building maintainable and type-safe JavaScript projects. ✅ Node JS - Enhancing server-side capabilities with robust solutions. ✅ Vue JS - Simplifying web development with a flexible framework. ✅ PHP - Developing dynamic and data-driven web applications. ✅ Laravel - Harnessing PHP for comprehensive web solutions. ✅ Python - Leveraging versatility for diverse web development needs. ✅ Firebase - Enabling real-time, cloud-integrated web applications. ✨ Empowering your mobile solutions with cutting-edge frameworks to build efficient, high-performance applications across all platforms. From React Native to Swift, each framework brings unique strengths to your mobile development toolkit. ✅ React Native - Building high-performance mobile apps with a single codebase. ✅ Flutter - Crafting beautiful, natively compiled applications for mobile. ✅ Swift - Developing powerful and intuitive iOS applications. ✅ Kotlin - Creating modern and robust Android apps with ease. ✅ Xamarin - Delivering cross-platform mobile applications efficiently. ✅ Ionic - Combining web technologies for seamless mobile app development. ✅ PhoneGap- Simplifying mobile app development with web technologies. ✨ Harness the power of these web and mobile development frameworks to build robust, user-friendly, and scalable applications. ✨ If you are looking out for a professional team of developers and designer who cares about customer here we are. Thank You, IT FLEX SOLUTIONS INDIA.

8.7
8.7
98%

Lima, Peru
$30 USD (1시간 기준)
Bachelor of Software Engineering, Video and Audio Expert, Senior 3D CAD Designer, Advanced Level in English and Native Spanish Speaker, committed to work, responsible and punctual. ✅ +350 projects completed for big enterprises and international clients ✅ Unlimited revisions ✅ Full time freelancer ✅ Excellent Communication ✅ 100% satisfaction I will help you with any project related to: ✅ Software Engineering: Website Development, Mobile Apps, Database Administration, Data Analysis, Automations and more! ✅ Video: Video Editing, 2D & 3D Animation, Whiteboard Videos, Motion Graphics, Promotional Videos, Reels, Visual Effects and more! ✅ Audio: Audio Editing, Voice Over, Audio Production including Mixing and Mastering of Music (I also offer Promotion for Artists), Podcasts and more! ✅ 3D CAD Designer: CAD Modeling, Solidworks, Product Design, 3D Rendering, Architectural Visualization, STL Files for 3D Printing, Technical Drawings, Product Visualization, Interior & Exterior Rendering, SketchUp Modeling, 3D Mockups and more! Click on "Request Quote" and let's start working on your project!

9.8
9.8
96%

Jodhpur, India
$25 USD (1시간 기준)
Microlent is a 70+ member product engineering team. Since 2008, we've successfully delivered 390+ projects on Freelancer, specializing in SaaS platforms, mobile applications, custom web solutions, and AI integrations for founders, startups, and SMBs. Recent projects include: * Aetherius: React-based MSP platform * CAMS: Asset management SaaS for Complex Asset Management Solutions (complexam.com) * CleanSpace AI * Food delivery driver app used by 1,000+ active drivers We're the right partner if you're looking for a team that can own the entire product lifecycle from product strategy and UI/UX design to development, deployment, and 12 months of post-launch support without the hassle of managing multiple contractors. Typical engagement: 6-10 weeks (depending on project scope). Send us a brief overview of your project, and we'll get back to you within 1 hour with clarifying questions and a rough estimate. Our Services ✅ Custom Web Applications ✅ Mobile App Development (Android, iOS, Flutter & React Native) ✅ SaaS Platforms & Enterprise Software ✅ WordPress, Shopify & Custom eCommerce Development ✅ AI Integration & Business Automation ✅ API Development & Third-Party Integrations ✅ UI/UX Design ✅ SEO & Digital Marketing ✅ Cloud Deployment & DevOps Technologies We Work With • PHP, Laravel, ASP.NET Core, Node.js, Python • React, Next.js, Vue.js, HTML, CSS & JavaScript • Flutter, React Native, Android & iOS • WooCommerce, Shopify & Custom eCommerce Solutions • AWS, Azure, Docker & CI/CD Why Clients Choose Microlent ⭐ 390+ Successfully Delivered Projects ⭐ 4.9★ Client Satisfaction Rating ⭐ Transparent Communication & Agile Development ⭐ Secure, Clean & Scalable Code ⭐ On-Time Delivery with Dedicated Project Management ⭐ Long-Term Maintenance & Technical Support Whether you're launching a startup, modernizing an existing platform, building a SaaS product, automating business processes with AI, or growing your online presence through SEO and digital marketing, we're ready to help turn your vision into reality. Let's build something exceptional together.

6.9
6.9
93%

CHENNAI, India
$10 USD (1시간 기준)
FASTLAB Team is offering technical services in the following technologies AZURE AD, AKS, APIM, Apps, Cloud Services, CICD, Containers, Docker, Firewalls, Functions, Entra ID, IAM, IaaS, Kubernetes, Log Analytics, Logic Apps, Network, PaaS, SaaS, Service FabricAI, ADF, Pyspark, Databricks and Synapse, MS Fabric, Power BI and Snowflake , Python , Bash, Powershell, Terraform, Ansible, Chef, Puppet AWS EC2,S3 ,IAM,VPC,RDS,EBS,Route53,Encryption,KMS,WAF, Shield GuardDuty, AWS Config, AWS CloudTrail, Inspector, Secrets Manager, AWS Artifact, Security Hub , Audit Manager, CodePipeline, CodeBuild, CodeDeploy, CodeCommit , CodeStar , ECS, EKS, Fargate, IaC, , CloudWatch, CloudTrail, X-Ray , ESS, SAST, DAST, SCA, OWASP, Direct Connect ,Transit Gateway ,Global Accelerator , Lambda, API Gateway, CodeArtifact, Device Farm, Cloud9 GCP Data Proc, Data Lake, Cloud SQL, GCS, Cloud Dataflow, Map Reduce, Dataflow Pipeline, Cloud Data Fusion, Cloud Composer, Apache Airflow, DAGs and Operators, Workflow Scheduling, Cloud Bigtable, App Engine, GKE, Cloud Functions, Cloud SQL, Cloud Bigtable, Cloud Spanner, GCP DevOps Tools and Cloud Datastore Cisco Network Design, Windows and Linux Administration , DBA,Router design, LAN/WAN design and etc. Wintel, ADS, Unix, Storage, Backup, Network, Security Active Directory, DNS, DHCP, FTP, IIS, SQL, WDS, ADRMS,ADFS,ADLDS, SCCM, Linux, Apache, My SQL, Postfix, VM Ware, Vcenter, cPanel, H-Sphere, Hosting Controller, Plesk, DirectAdmin

6.7
6.7
99%

Bangalore, India
$12 USD (1시간 기준)
Skill Summary: Java 8, PHP, HTML, JavaScript Hibernate, Spring Framework, JPA, Servlets, JSP, XML, AWS EC2, AWS Lambda, Google Appengine, Eclipse, Google Maps, JUnit, Git, Maven, Bootstrap 3, HTML5, CSS, Web Services RESTful, AJAX, Github, Bitbucket, Linux Ubuntu, Virtualization, Docker Database - Oracle, Mysql, PostgreSQL, NoSQL, Cassandra, MongoDB, Elasticsearch

6.2
6.2
97%

ajmer, India
$15 USD (1시간 기준)
Bitsrack Technology specializes in designing and scaling enterprise-grade digital platforms with a strong DevOps-first approach. With 15+ years of experience in system architecture, cloud infrastructure, and deployment automation, we help businesses build reliable, secure, and high-performance systems that are built to scale. ============================================================================= 🏢 Enterprise Solution Development (Core Focus): We design and implement robust enterprise systems that streamline operations, improve decision-making, and ensure business continuity. • ERP Systems — Customized enterprise resource planning solutions tailored to complex business workflows • CRM Systems — Scalable customer management platforms to drive sales, retention, and engagement • Knowledge Management Systems — Centralized platforms for efficient information sharing and collaboration • Enterprise Security Solutions — End-to-end security architecture, compliance, and risk mitigation • Business Continuity & Disaster Recovery — High-availability systems, backup strategies, and failover planning ================================================================================== ☁️ DevOps & Cloud Engineering (Core Strength): We enable organizations to move faster, release safely, and scale efficiently through end-to-end DevOps transformation. • DevOps Assessment & Roadmap — Evaluate current systems, identify bottlenecks, and define a clear transformation strategy • CI/CD Pipeline Implementation — Fully automated pipelines from code commit to production with faster release cycles • Cloud Migration & Modernization — Transition legacy systems to cloud-native microservices architecture (AWS, Azure, GCP) • Kubernetes & Containerization — Scalable, self-healing infrastructure using Docker & Kubernetes • Infrastructure as Code (IaC) — Automated, version-controlled infrastructure using Terraform, Ansible, Pulumi • DevSecOps Implementation — Built-in security across pipelines to detect vulnerabilities early • 24×7 Monitoring & Observability — End-to-end monitoring, logging, alerting, and performance tracking ================================================================================= Full Stack Development (Execution Layer): • Custom Website Development (responsive, scalable, high-performance) • Modern UI/UX Design (conversion-focused, user-centric) • MERN Stack (MongoDB, Express, React, Node.js) • Node.js & Python backend systems • React.js & Next.js applications • API Development & Integration (REST & GraphQL) ============================================================================ 📱 Mobile App Development (Scalable & Business-Focused): • End-to-end mobile app development aligned with business goals • Application consulting & MVP strategy for startups • Hybrid & cross-platform apps (Flutter, React Native) • High-performance, scalable mobile architectures

7.0
7.0
99%

Zagazig, Egypt
$30 USD (1시간 기준)
I'm Adel, a results-oriented Data Engineer with 3+ years of experience and a passion for crafting creative solutions. Data Expertise: I excel in building complex data pipelines (ETL, Reverse ETL), data architecture design, and leveraging various technologies (Python, SQL, Spark, Hive, etc.) My proven track record includes: Reduced costs through efficient data solutions (e.g., saving $500+ monthly on Google Maps subscriptions). Increased data processing speed by 2x through data model optimization. Improved data reliability by 50% with a custom-built Data Quality Engine. Creative Edge: Beyond data, I bring a unique blend of creativity to the table. I can design eye-catching Flat Art and simple Illustrations to elevate your projects. Why Choose Me: I'm passionate about tackling challenges and delivering high-quality work on time. I thrive in both independent and collaborative environments. My diverse skillset combines extensive technical knowledge with a creative touch. Ready to unlock the power of your data and add visual flair? Let's chat!

9.0
9.0
94%

PERNAMBUT, India
$18 USD (1시간 기준)
Colan Infotech is an early adopter of the developing Artificial Intelligence, Machine Learning, Data Science, Data Enginnering,Java,.Net.PHP,Testing,Mobility etc. We do Software Development, Website Designing, and Smart-phone apps development. We offer services to large enterprises, Small and Medium-size companies, and software product companies. We have a well-experienced team with strong technical background and dedicated team of professionals equipped with all required offshore project development, infrastructure and also we have associated with reputed partners in software products and technology.

6.6
6.6
87%

Kolkata, India
$23 USD (1시간 기준)
Big-data (Scala, Hadoop, Spark - Streaming and Machine Learning, Kafka, Cassandra, ElasticSearch, Logstat, Kibana, Cassandra, Hive, HBase) And Java/J2EE, Shell/Perl/Python with MySQL/Oracle/Db2/Mongo/Postgres/Vertica
A Cassandra developer is a database engineer who designs, builds, and maintains distributed data systems using Apache Cassandra, a NoSQL database built for high availability, linear scalability, and fault tolerance. Hiring a freelance Cassandra developer gives your team specialised expertise in modelling, deploying, and tuning wide-column data stores that handle massive write-heavy workloads across multiple data centres. Whether you are launching a new application, migrating from a relational database, or scaling an existing platform to billions of rows, a Cassandra specialist brings the architectural judgement and operational know-how needed to keep your data layer fast and resilient.
Apache Cassandra developers work across the full lifecycle of a Cassandra cluster, from initial schema design through to production operations. Because Cassandra trades relational flexibility for performance at scale, the developer's choices around partitioning, replication, and consistency directly shape application behaviour. A skilled Cassandra consultant translates business requirements into query-driven data models that perform predictably even as data volumes grow.
Common engagements include greenfield cluster builds, performance audits, version upgrades, migrations from MySQL, PostgreSQL, MongoDB, or Oracle, and integration work with streaming pipelines. Many freelancers also handle DataStax Enterprise deployments, which extend Cassandra with search, analytics, and graph capabilities.
A freelance Cassandra developer typically takes responsibility for some or all of the following work:
Strong Cassandra experts work fluently across an ecosystem of database, infrastructure, and observability tools. Expect candidates to be comfortable with the Cassandra Query Language (CQL), cqlsh, and nodetool as core daily utilities. Beyond the database itself, common tools include DataStax Bulk Loader (dsbulk), sstableloader, Apache Spark for analytics on Cassandra data, Apache Kafka for change data capture, and Reaper for repair scheduling.
Infrastructure and DevOps skills matter as much as database knowledge. Look for working experience with Docker, Kubernetes, Terraform, and Ansible for repeatable cluster provisioning, alongside CI/CD pipelines that include schema deployment steps. For applications, the DataStax Java driver remains the reference implementation, with mature drivers also available for Python, Node.js, .NET, and Scala.
Cassandra is the backbone of write-heavy, low-latency systems where downtime is unacceptable. Freelance Cassandra developers regularly serve clients in:
The strongest signal of a capable Cassandra developer is hands-on production experience with multi-node clusters, not just local single-instance work. Look for candidates who can describe specific schema decisions they made and the query patterns those decisions supported. Familiarity with operational pain points — repairs, compactions, tombstones, hinted handoffs — separates experienced engineers from those who have only read documentation.
Useful portfolio markers include open-source contributions to Cassandra-related projects, write-ups of migrations or performance tuning, certifications such as the DataStax Apache Cassandra Developer Associate, and demonstrable experience with adjacent technologies like Apache Kafka, Spark, and Elasticsearch. Sample interview questions you can use:
Freelancer.com gives you direct access to a global pool of Cassandra developers, database architects, and NoSQL specialists across every time zone. You can compare detailed profiles, ratings, completed projects, and verified work history to shortlist candidates whose experience genuinely matches your stack. The platform supports short engagements like a one-off cluster audit as well as long-running retainers for ongoing operations.
Because freelancers on Freelancer.com bid competitively on your brief, you set the budget and review proposals from engineers who have read your requirements. Milestone Payments hold funds securely and release them only when you approve the work, which protects both sides during technical engagements where outcomes need to be verified. The result is a faster, lower-risk path to hiring proven Cassandra talent than traditional recruiting.
Hiring a Cassandra developer works best when you treat the brief as a technical specification rather than a generic job ad. The clearer you are about your cluster size, data volumes, and integration points, the more accurate the bids you receive. The process below takes you from posting to award in three structured steps.
Your project post is the single biggest factor in the quality of bids you receive. A precise brief filters for Cassandra developers whose experience genuinely matches your workload, version, and deployment environment. Head to the
Bids are short proposals, not just price quotes. They reveal how each Cassandra developer interprets your brief, the approach they would take, and whether their timeline is realistic. Read carefully and shortlist candidates whose understanding of partition design, consistency trade-offs, and operations matches the work you described.
The final decision combines proposal quality with profile evidence. Look at portfolio depth, ratings, written reviews, and consistency across past engagements rather than a single standout project. For Cassandra work, evidence of production experience and operational maturity matters more than breadth of unrelated database skills.
Scope drives timeline. A focused performance audit or schema review can be completed in a week or two, while a full migration from a relational database, including data modelling, ETL, and cutover, often runs from one to three months. Ongoing operations and tuning are usually handled as a part-time retainer.
Yes. Many clients hire Cassandra freelancers for discrete pieces of work such as cluster setup, version upgrades, query tuning, or disaster recovery testing. You can scope the engagement tightly in your brief and award the project on a fixed-price or hourly basis.
A general DBA is typically grounded in relational systems like SQL Server, Oracle, or PostgreSQL, where transactions and joins dominate. A Cassandra developer specialises in distributed, eventually consistent NoSQL design, where partitioning, replication, and query-first modelling are central. The skill sets overlap operationally but diverge sharply on data modelling.
If your core need is the Cassandra cluster itself — schema, performance, operations — hire a Cassandra specialist. If your need is broader pipeline work involving Kafka, Spark, and warehousing alongside Cassandra, a data engineer with Cassandra experience may be a better fit. Many freelancers on Freelancer.com cover both areas.
Managed services like DataStax Astra DB or Amazon Keyspaces reduce operational overhead but limit configuration flexibility and can affect cost at scale. Self-hosting gives full control and is often preferred for large, established workloads. A Cassandra consultant can assess both options against your traffic patterns and team capacity.

Freelancer 엔터프라이즈
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웹사이트 디자인
$540 USD (7일 소요)

앱 디자인
$100 USD (1일 소요)

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$430 USD (1일 소요)

웹사이트 디자인
$140 USD (13일 소요)

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$200 USD (19일 소요)

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$150 USD (13일 소요)

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$240 USD (1일 소요)

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$100 USD (1일 소요)
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89.1건(단위: 백만)
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25.7건(단위: 백만)
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