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8.2
8.2
98%

New Delhi, India
$30 USD per hour
I focus on the Quality rather than the Quantity. But one tends to lead to the other. I have had the pleasure of doing business with more than 700 clients with the sole objective of exceeding their expectations every time. Every project is different and requires a unique and different level of content. My approach and passion for writing has helped me excel in all 1125+ projects that I have undertaken over the years. You are the reason for my existence and prosperity, and therefore, I am dedicated to fulfilling your requirements. Talk to me for 30 seconds and see the difference. And beware, a simple 'Hello' may lead to a life-long professional relationship.

8.3
8.3
94%

indore, India
$15 USD per hour
With 10+ years of experience, we’ve delivered innovative and impactful Software and Mobile app solutions that help businesses grow, streamline operations, and stay ahead in today’s competitive market. We’ve empowered 50+ businesses and every type of industry with cutting-edge software and mobile app solutions, enhancing efficiency, scalability, and digital transformation. Empowering Businesses with Cutting-Edge Technology Our solutions help businesses automate, optimize, and scale various aspects of their operations: ✅ Business & Operations – Custom ERP Solutions, AI-powered Decision Support, Process Automation ✅ Sales & CRM – Omnichannel Sales, Advanced CRM, AI Chatbots, Customer Loyalty Programs ✅ Inventory & Supply Chain – Real-time Tracking, Automated Procurement, Smart Stock Replenishment ✅ Financial & Payments – Secure Payment Gateway, Multi-currency Support, Automated Invoicing ✅ AI & Analytics – Predictive Insights, Business Intelligence Dashboards, Real-time Reports ✅ Workforce Management – HR & Payroll Automation, Performance Analytics, Employee Tracking ✅ Marketing & E-commerce – Personalized Promotions, SEO & Ad Tracking, Social Media Automation ✅ Cloud & Security – Remote Accessibility, Cybersecurity Protection, Automated Data Backup Technologies We Specialize In ✔ Mobile Apps: React Native, Flutter, Swift (iOS), Kotlin & Java (Android) ✔ Web Development: Angular, React, Vue, Next.js, Node.js, Express ✔ Back-end Development: Python, Node.js, PHP, Laravel, CodeIgniter B2B Platforms & Custom Solutions ✔ ERP & CRM Software ✔ POS (Point of Sale) Systems ✔ Inventory & Supply Chain Platforms ✔ Fleet & Transport Management ✔ Vendor & Procurement Systems ✔ Cross-Border Invoice Platforms ✔ Business Intelligence & Data Analytics ✔ Corporate Learning & Field Service Software ✔ Collaboration & Payroll Management Tools Let’s Build the Future Together! Thank you for learning about Bluewebspark Technologies and our expertise in AI, software, and mobile app development. Every project is an opportunity to share our decade of experience, innovation, and expertise. Serving clients across the USA, Canada, UK, Australia, UAE, Europe, and beyond! Let’s turn your vision into reality—connect with us today! ?✨

8.7
8.7
91%

Tirumangalam, India
$25 USD per hour
Osiz Technologies is a premier software development company with over 16 years of industry expertise, dedicated to delivering innovative and robust solutions. Our dynamic team of 300+ professionals specializes in a wide range of services, including Web Development, AI, Blockchain, Game Development, and more. We have a diverse team of in-house 2D & 3D designers, Blockchain, NFT, and Metaverse developers, all working together to provide high-quality, cost-effective, and cutting-edge open-source development solutions to clients across the globe. ✔️Web Development - Frontend: React.js, Angular, Vue.js, JavaScript, HTML5, CSS3 (Bootstrap) - Backend: Node.js, Python (Django, Flask), PHP (CI, Laravel, Symfony), Ruby on Rails, Java (Spring), Next.js, - Express.js - Databases: MySQL, PostgreSQL, MongoDB, SQLite - CMS: WordPress, Joomla, Drupal - E-commerce: Magento, Shopify, WooCommerce, OpenCart ✔️Mobile App Development - iOS: Swift, Objective-C - Android: Kotlin, Java - Cross-Platform: Flutter, React Native, Xamarin ✔️Blockchain Development - Blockchain Platforms: Ethereum, Hyperledger, Binance Smart Chain, Polkadot, Solana - Smart Contracts: Solidity, Vyper, Rust - Wallets: MetaMask, Trust Wallet, Ledger - Frameworks: Truffle, Hardhat, Brownie ✔️Artificial Intelligence & Machine Learning - Languages: Python, R, Java - Libraries/Frameworks: TensorFlow, PyTorch, Keras, Scikit-Learn, NLTK, SpaCy - Tools: Jupyter Notebook, Google Colab, IBM Watson, Azure ML ✔️Game Development - Engines: Unity, Unreal Engine, Godot, CryEngine - Languages: C#, C++, JavaScript - AR/VR: Vuforia, ARKit, ARCore, Oculus SDK ✔️Metaverse Development - 3D Modeling: Blender, Maya, 3ds Max - Virtual Worlds: Unity, Unreal Engine - Blockchain Integration: Ethereum, Flow, Binance Smart Chain ✔️E-commerce Solutions - Platforms: Magento, Shopify, WooCommerce, OpenCart - Payment Gateways: Stripe, PayPal, Square, Authorize.Net - Languages: PHP, JavaScript, Ruby, Python ✔️UI/UX Design - Tools: Adobe XD, Figma, Sketch, InVision, Axure RP - Prototyping: Marvel, Proto.io, Balsamiq ✔️Cloud Computing Solutions - Platforms: AWS, Microsoft Azure, Google Cloud Platform (GCP) - Containerization: Docker, Kubernetes - DevOps Tools: Jenkins, GitLab CI/CD, Terraform, Ansible ✔️Enterprise Solutions - ERP Systems: SAP, Oracle, Microsoft Dynamics, Odoo - CRM Systems: Salesforce, HubSpot, Zoho CRM, Microsoft Dynamics CRM - Languages: Java, C#, Python, PHP - Databases: Oracle, SQL Server, MySQL, PostgreSQL ✔️Digital Marketing - SEO Tools: Google Analytics, SEMrush, Ahrefs, Moz - Social Media: Hootsuite, Buffer, Sprout Social - Content Marketing: WordPress, Medium, HubSpot We are available 24/7 to discuss any of our services with you. Just shoot us a message and we’d be happy to help.

6.4
6.4
100%

HOWRAH, India
$20 USD per hour
I am very confident with what I do . Choose me to get assured and Super fast result . I am skilled in many programming languages and platform services, including: ● Node JS ● React JS ● Next JS ● PHP ● Laravel ● CodeIgniter ● WordPress ● Joomla ● SaaS ● SPA (Single Page Web Application with custom made structures) ● MySQL ● HTML5 ● Css3 ● AJAX ● JavaScript ● SQL ● XML ● API Integration

6.2
6.2
100%

KASARAGOD, India
$30 USD per hour
👋 Hi, I’m Sarath K 🚀 Senior Linux System Administrator & DevOps Engineer Trusted by startups, SaaS founders, agencies, and enterprises worldwide 🌍 With 10+ years of hands-on experience, I help businesses deploy, fix, migrate, secure, and optimize production servers — fast, clean, and without downtime. 🔥 Clients Hire Me When: 🚨 Their server is down or unstable 📧 Emails are failing or landing in spam ☁️ Cloud setups are misconfigured 🧩 Previous developers couldn’t fix the issue ⚡ They need urgent, expert-level help 👉 And I deliver — often within minutes or hours, not days. 🏆 What I Do Best (Proven by 90+ Reviews) 🐧 Linux & Server Administration - Ubuntu, Debian, CentOS, AlmaLinux, Rocky, RedHat - Performance tuning & optimization - Server hardening & monitoring - Malware removal & server recovery - Zero-downtime migrations ☁️ Cloud & DevOps - AWS, Google Cloud, Azure, DigitalOcean, Linode, Hetzner, OVH - EC2, Lightsail, Load Balancers, Firewalls - Docker & Docker Compose - CI/CD & deployment automation - Production-ready cloud setups - Web & App Hosting - Apache, Nginx, LiteSpeed - PHP, Laravel, CodeIgniter, Node.js, Python - React / Next.js deployments - SSL, HTTPS, Reverse Proxies - WebSockets & real-time apps 🗄️ Databases - MySQL, MariaDB, PostgreSQL - Performance tuning & optimization - Database recovery - Backup & restore strategies 📧 Email & DNS (Specialist Area) - Zoho, Google Workspace, Microsoft 365 - Postfix, Dovecot, Zimbra, iRedMail - SPF, DKIM, DMARC (Deliverability Expert) - Cloudflare DNS & security 🎛️ Control Panels - cPanel / WHM, Plesk, DirectAdmin - ISPConfig, CyberPanel, Virtualmin 🏢 Secure multi-tenant hosting environments - Security & Compliance - Server hardening & best practices - OWASP Top 10 mitigation - Firewalls & intrusion prevention - Malware cleanup & prevention - OpenAI & ChatGPT Integration 💬 Why Clients Love Working With Me ✔ ⚡ Extremely fast response ✔ 🗣️ Clear & honest communication ✔ 🧠 Fixes issues others couldn’t ✔ 💪 Goes beyond scope when needed ✔ 🧘 Calm under pressure (production emergencies) ⭐ “Cloudflare support was useless — Sarath fixed everything in 30 minutes.” ⭐ “Best server guy I’ve ever worked with.” ⭐ “Solved in minutes what others couldn’t in weeks.” 📩 Let’s Get Started If you need a reliable expert who gets things done right the first time, send me a message. 🔥 I’m ready to help you now. — Sarath K Linux • DevOps • Cloud • Servers

6.9
6.9
99%

Mandsaur, India
$15 USD per hour
⭐ Key Features ⭐ ✔ Guaranteed high-quality work ✔ Fully Adapted to Project Management Framework with Agile Methodologies (Scrum and Kanban) ⭐ Our Specialized Services ⭐ ➤ Proficient in developing Enterprise Applications. ➤ Expert in development of Software as a Service (SaaS) Solutions. ➤ Highly experienced in Internet of Things (IoT) platform setup and development. ➤ Application architecture and technology integrations. ➤ Delivering high-quality code with comprehensive support. ➤ Task automate and data analysis using Python ➤ Proficiency in microservices development and deployments using Docker and Kubernetes. ➤ Mobile application development using Flutter and React Native for Android and iOS ➤ Web development utilizing the MERN/MEAN/PERN stack, including Node, Express, Vue, React, Redux, Saga, and Angular. ⭐ Our Comprehensive Technology Stack ⭐ ➜ Java Technologies: SE/EE, Spring Boot, Hibernate, JPA, REST, SOAP, Swagger ➜ JavaScript Frameworks: Angular, React, Vue, Express, Redux, Saga, Node ➜ Database Development: Oracle, PostgreSQL, MongoDB, SQL Server ➜ Cloud Platforms: AWS, GCP, Azure ➜ Mobile Application Development: Android, iOS (Flutter, React Native) ➜ Application Security Best Practices: Authentication, authorization, encryption, logging, etc. ➜ Expert level working experience with tools like Maven, Gradle, SVN, GitLab, GITHUB, Jira, Confluence, Postman/Newman, SoapUI, IntelliJ, Apache JMeter etc. Checkout Our website: www.teksaar.com Our product: www.hrmshost.com ⭐ Thank you for visiting! We eagerly await your response. ⭐

6.5
6.5
96%

South Plympton, Australia
$30 USD per hour
I am a seasoned IT professional with over 20 years of hands-on experience in the software development industry. My expertise spans a wide range of technologies, and I have demonstrated proficiency in the LAMP (Linux, Apache, MySQL, PHP/Python/Perl) stack, alongside a robust understanding of React based stack. Throughout my career, I have been dedicated to delivering high-quality solutions, leveraging my extensive knowledge of backend and frontend technologies. My proficiency in the LAMP stack has allowed me to architect, develop, and maintain scalable web applications with a focus on performance and reliability. In addition to my backend expertise, I have honed my skills in React Native—a framework for building cross-platform mobile applications. My experience in this domain includes developing and optimizing mobile applications for both iOS and Android platforms, ensuring a seamless and responsive user experience. My career journey has equipped me with a deep understanding of the software development lifecycle, from concept to deployment. I am adept at collaborating with cross-functional teams, translating business requirements into technical solutions, and ensuring that projects align with industry best practices. With a passion for staying abreast of emerging technologies and a commitment to continuous learning, I am well-equipped to navigate the ever-evolving landscape of IT. I bring a strategic mindset, problem-solving acumen, and a proven track record of successfully delivering complex projects on time and within budget. As a proactive and adaptable professional, I am eager to contribute my wealth of experience to drive innovation, solve challenges, and deliver exceptional software solutions in both the LAMP stack and React Native environments.

7.1
7.1
96%

Dubai, United Arab Emirates
$20 USD per hour
Congratulation: ) You've come to the right place! Highest quality and 100% satisfaction We are a Team of IT Professional with 10 years experience in - Web development - Mobile Development - Digital Marketing 100% Implementation of specification, Fast communication, Kindness, Correct Design and Meet Deadline are my development focus. I always do my best to make clients satisfied with good quality and to meet timeline. Ready to offer my expertise! Feel free to get in touch for an initial consultation. Kindly contact me at any time to discuss your project. Always Welcome!

5.1
5.1
98%

Kyiv, Ukraine
$30 USD per hour
I perform full cycle of development. I write effective, well-designed, reliable, well-documented code. I strive to deeply understand your workflow, pains, and goals. I present my results (solution/library, benchmarks, documentation) clearly and timely. Most importantly I enjoy working together on cool stuff, having fun and making an impact. Skills: * 20+ years of experience in algorithms development. * 12 years of experience in C++, Delphi, 3D Printing. * Bronze medal at ACM World Finals 2003, Beverly Hills, California. * Familiar with Java, C#, Python, php, Javascript, VB. * Will learn any necessary technology quickly.
A Map Reduce developer is a software engineer who designs, builds, and optimizes distributed data processing jobs using the MapReduce programming model to handle large-scale datasets across clustered computing environments. These specialists write the logic that splits massive workloads into parallel tasks, making it possible to process terabytes or petabytes of data efficiently. Hiring a freelance Map Reduce developer gives you targeted expertise for batch analytics, ETL pipelines, and big data engineering projects without the overhead of a full-time hire.
Map Reduce developers translate raw, unstructured, or semi-structured data into actionable outputs through distributed computation. They write mapper and reducer functions, tune cluster configurations, and integrate jobs into broader data pipelines. The commercial value is direct: faster analytics, lower compute costs, and the ability to process data volumes that would overwhelm a single machine.
Typical deliverables include working MapReduce jobs in Java, Python streaming scripts, Pig Latin scripts, Hive queries, and orchestration workflows. A strong Map Reduce engineer also delivers documentation, performance benchmarks, and unit tests that make the codebase maintainable for your in-house team.
The MapReduce ecosystem sits inside the broader Hadoop stack. A capable freelance Map Reduce developer should be fluent across the tools your data platform actually runs on.
MapReduce remains widely used wherever batch processing of very large datasets is required. Common engagements include log analytics for telecommunications and ad tech, fraud detection pipelines for banking and fintech, recommendation engine data preparation for e-commerce and media platforms, genomic and clinical data processing in healthcare and life sciences, and clickstream analytics for SaaS products. Government, insurance, and energy companies also rely on MapReduce jobs for regulatory reporting and sensor data aggregation.
Look for engineers with hands-on Hadoop cluster experience, not just academic exposure. Strong portfolio markers include shipped production jobs at meaningful data scale, contributions to open-source big data projects, certifications such as Cloudera CCA or Hortonworks HDP, and a clear understanding of when MapReduce is the right tool versus Spark or a modern data warehouse.
Use these interview questions to probe real-world expertise:
Freelancer.com gives you access to a global community of big data engineers, distributed systems specialists, and Hadoop developers across every time zone. You can review verified profiles, portfolios, ratings, and past client reviews before you commit. Whether you need a short engagement to debug a failing job or a long-term contractor to build out an analytics pipeline, you will find qualified freelancers on Freelancer.com bidding competitively on your brief. Clients set their own budgets, receive proposals from vetted talent, and use Milestone Payments for protected, transparent engagements.
Ready to move data at scale?
Hiring the right Map Reduce developer comes down to a clear brief, careful proposal review, and evidence-based evaluation. The process below walks you through how to attract qualified bids, identify the strongest candidates, and award your project with confidence. Each step is tailored to what matters specifically for distributed data processing work.
The project post is the single biggest determinant of bid quality. A precise brief filters for engineers who genuinely understand Hadoop, MapReduce internals, and your specific data stack — and discourages generic applicants. Head to the
Bids are short proposals, not just price quotes. They show how each freelancer interprets your brief, what approach they propose, and whether their suggested timeline is realistic. Read every proposal carefully and look for evidence the freelancer has actually thought about your problem rather than pasted a template.
The final decision combines proposal quality with profile evidence. Look for consistency across multiple completed big data projects rather than a single standout example. The signals on a freelancer's profile reveal how they actually deliver under client conditions.
Yes, MapReduce remains widely deployed in enterprise Hadoop environments, particularly for stable batch workloads, regulatory pipelines, and very large jobs where memory pressure makes Spark less practical. Many freelance Map Reduce developers also work with Spark and can advise on when migration makes sense.
A Hadoop developer is the broader role, covering the entire ecosystem including HDFS, Hive, HBase, Spark, and cluster administration. A Map Reduce developer specializes in writing and optimizing the distributed processing jobs themselves, often in Java or via Hadoop Streaming.
Absolutely. Many clients hire Map Reduce specialists for defined scopes such as migrating a single pipeline, tuning a slow-running job, writing a custom InputFormat, or producing a one-time analytics output. You can scope the engagement as fixed-price or hourly to match the work.
For focused work such as job development, optimization, or a contained pipeline build, a freelancer is faster and more cost-effective. Agencies make sense only when you need a multi-disciplinary team across infrastructure, data engineering, and analytics simultaneously.
A single job build or tuning engagement often takes one to three weeks, while end-to-end pipeline development can run one to three months depending on data sources, transformation complexity, and integration requirements. Your freelancer should give you a realistic timeline as part of their bid.

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