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8.9
8.9
97%

lahore, Pakistan
$50 USD per hour
✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems & enterprise-grade applications, dashboard development Automation & Workflows – N8N, Zapier, Make.com, Zoho integrations SEO & Performance Optimization – Technical SEO, speed, and conversion optimization ✅ What I Offer 🤖 AI & Machine Learning AI-powered applications & intelligent systems Chatbots, NLP & Generative AI AI Agents & workflow automation Predictive analytics & data-driven solutions 🏗 Development & Architecture Full-Stack Development (UI/UX + Backend Engineering) REST & GraphQL API Development Scalable backend systems (Django, FastAPI, Node.js, ASP.NET) Software Architecture & System Design 🛒 E-Commerce & CMS Shopify & Custom E-Commerce Solutions WordPress Development (Elementor, Custom Themes) Payment gateway & third-party integrations ⚙️ Automation & Engineering Web scraping & data extraction Workflow automation systems AI-driven process automation Microcontroller & hardware integrations ✅ Additional Capabilities (Positioned as supporting skills, not core focus) Technical Writing & Documentation Project Management (Agile, Asana, workflows) UI/UX & Graphic Design fundamentals Word processing & structured documentation Data handling & operational support systems ✅ Tech Stack Python, JavaScript, C#, Dart, Java, Swift Django, Flask, FastAPI, Node.js, NestJS, ASP.NET Core React, Next.js, Vue, Angular | Flutter PostgreSQL, MongoDB | Docker, Kubernetes, AWS, GCP PyTorch, Scikit-learn, OpenAI N8N, Zapier, Make.com, Zoho ✅ Why Work With Me 8+ Years of Proven Experience Clean, Scalable & Maintainable Architecture Strong Communication & Remote Collaboration Business-Focused & Results-Driven Approach On-Time Delivery with High-Quality Standards

9.6
9.6
98%

DHAKA, Bangladesh
$30 USD per hour
🚀 RS Software – Agentic AI & AI Automation Experts | Laravel, PHP & Mobile App Development | SaaS Solutions About RS Software RS Software helps businesses automate processes and build scalable digital products using Agentic AI, AI automation, Laravel, PHP, and mobile technologies. With 15+ years of software development experience and over 1,600 successfully completed projects, we provide end-to-end solutions ranging from AI-powered workflows and intelligent assistants to custom web and mobile applications. 💡 What makes us different today: We don’t just develop software — we build AI-powered and automation-driven systems that improve efficiency, reduce manual work, and unlock new opportunities. 🧠 Our Expertise: WordPress & Custom Web Development (PHP, MySQL) Full-Stack Application Development API Integration & Backend Systems AI Integration (Chatbots, Automation, Smart Workflows) Data Processing & Business Automation Android & IOS App Development ⚡ What you can expect: Reliable communication Clean, scalable code On-time delivery Long-term support 🎯 Let’s build something smarter If you're looking for a team that combines experience + modern AI capabilities, we’re ready to help.

8.8
8.8
100%

Pascani, Romania
$60 USD per hour
Greetings! If you're looking for top-quality services, you've come to the right place. I always show my respect for clients through the services I deliver. My work is characterized by precision and speed. My high repeat hire rate and all my reviews are the best indicator to the fact that you are a priority for me. I always respond to my messages in seconds and the communication with me will be very easy. My top skills are: ✎Web scraping ✎Excel (formulas, macros, etc...), Word, PDF, PPT ✎VBA automations ✎Data processing ✎Data entry ✎Internet research Looking forward to your projects! Thank you!

8.5
8.5
99%

Peshawar, Pakistan
$30 USD per hour
Hi, I’m Muhammad Asad, a 𝗣𝗵𝗗 𝗶𝗻 𝗔𝗿𝘁𝗶𝗳𝗶𝗰𝗶𝗮𝗹 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝗰𝗲 with 12+ years of experience in AI software development, automation, and research( 𝟮𝟬+ 𝗣𝘂𝗯𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 ). ✅𝗦𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹𝗹𝘆 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝟲𝟬𝟬+ 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗮𝗰𝗿𝗼𝘀𝘀 𝗺𝘂𝗹𝘁𝗶𝗽𝗹𝗲 𝗶𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 ♛ 𝗔𝗜 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 AI Automation • Business Process Automation • AI Chatbots • LLM Applications • RAG Pipelines • AI Assistants • Text-to-SQL • API Integrations • WordPress & E-commerce Automation • Custom AI Systems ♛ 𝗥𝗲𝘀𝗲𝗮𝗿𝗰𝗵 & 𝗔𝗜/𝗠𝗟 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 Machine Learning • Deep Learning • Data Science • Predictive Modeling • Data Analysis • Feature Engineering • Feature Selection • Meta-Learning • AutoML • Computer Vision • Image Classification • Image Segmentation • Object Detection • Multimodal AI • Vision-Language Models (VLMs) • NLP • Generative AI • Text-to-Image Models • Healthcare AI • Federated Learning • Edge AI • TinyML • Embedded AI • LLM Fine-Tuning • Prompt Engineering • GPT-4 • Claude • Gemini • LLM Evaluation • Hallucination Detection • Groundedness • Faithfulness • Edge Case Handling • LLM Guardrails ♛ 𝗦𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 & 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁 Data Science • ETL • Web Scraping • APIs • Data Cleaning • EDA • MLOps • Docker • Kubernetes • CI/CD • AWS • GCP (Vertex AI, BigQuery) • FastAPI • Flask • Django • Node.js • React • TypeScript ♛ 𝗔𝗰𝗮𝗱𝗲𝗺𝗶𝗰 & 𝗥𝗲𝘀𝗲𝗮𝗿𝗰𝗵 𝗪𝗿𝗶𝘁𝗶𝗻𝗴 IEEE • Springer • Elsevier • ACM • Research Papers • Literature Review • SLR • Research Proposals • Grant Writing • Thesis Writing • Dissertation • Proofreading • Turnitin • APA • MLA • Harvard • IEEE Formatting ♛𝗢𝘁𝗵𝗲𝗿 𝗦𝗸𝗶𝗹𝗹𝘀 Computer Engineering • Software Engineering • Databases • System Design • Networking • Cloud Computing • Big Data • Data Analytics • Statistical Analysis • Mathematics •Web Development • Software Testing •Embedded Systems •Business & Finance • Project Management • E-commerce •Resume Writing •Bioinformatics • Freelancing • Trading • Crypto • Binance ♛ 𝗪𝗵𝘆 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 ✔ 20+ Research Publications ✔ 600+ Completed Projects ✔ End-to-End AI System Development ✔ Production-Ready Solutions ✔ Clear Communication & Long-Term Collaboration I combine research-level expertise with real-world engineering to deliver AI solutions that actually work in production. ✉️ Message me to get started or schedule a 𝙛𝙧𝙚𝙚 30-𝙢𝙞𝙣𝙪𝙩𝙚 𝙘𝙤𝙣𝙨𝙪𝙡𝙩𝙖𝙩𝙞𝙤𝙣 ✅

8.0
8.0
99%

Nairobi, Kenya
$5 USD per hour
Master’s degree holder with over 10 years of experience in academic research writing, data analysis, and statistical modeling. I specialize in producing well-structured, evidence-based academic work for undergraduate, postgraduate, and doctoral-level clients. My work is grounded in peer-reviewed literature, sound research methodologies, and strict adherence to academic integrity standards. I have successfully completed research projects involving: ✔️Quantitative, qualitative, and mixed-methods studies ✔️Hypothesis testing, regression analysis, ANOVA, time-series analysis, and panel data ✔️Survey design, instrument validation, and data interpretation ✔️Systematic literature reviews and meta-analytical support ✔️Research proposals, theses, and dissertations ✔️Journal articles (APA, Harvard, MLA, IEEE) ✔️Data analysis using SPSS, R, Python, SAS, Excel, and Power BI Academic Coursework & Learning Support: ✔️ Weekly assignments and continuous assessment tasks ✔️ Discussion posts and academic reflections ✔️ Quizzes, tests, and timed assessments ✔️ Lab-based coursework and platform-guided assignments ✔️ Pearson, uCertify, McGraw-Hill Connect, WileyPLUS, MindTap, ALEKS, Blackboard, Moodle tasks ✔️ Data-driven lab reports and technical coursework Software Analysis, Design & Implementation (Academic & Project-Based): ✔️ Software Requirements Specification (SRS) ✔️ Business Requirements Document (BRD) ✔️ Functional & Non-Functional Requirements Analysis ✔️ System Analysis & Design (Use Case, Class, Sequence, Activity Diagrams) ✔️ Database Design (ERD, EERD, normalization up to 3NF/BCNF) ✔️ SQL Development & Database Implementation ✔️ Oracle, MySQL, PostgreSQL, MSSQL, MongoDB ✔️ Documentation aligned with IEEE & academic standards What sets me apart: ✔️ Original, plagiarism-free academic writing ✔️ Manual paraphrasing — no AI humanizing tools ✔️ Clear academic tone and logical argumentation ✔️ Unlimited revisions until expectations are met

7.7
7.7
94%

Cairo, Egypt
$100 USD per hour
Greetings! My name is Dr. Sanaa Omrany. I hold an PhD in International Economics & Political Sciences and have an extensive experience and strong skills in many fields (Over TWENTY years). - MEMBER OF: PREFERRED FREELANCER PROGRAM (PFP). FREELANCER AMBASSADORS TEAM. CORPORATE FREELANCER PROGRAM. - APPOINTED AS A MODERATOR ON: EGYPT FREELANCERS GROUP. ASIA FREELANCERS GROUP. ARAB FREELANCERS GROUP. TIPS FOR NEW FREELANCERS GROUP. I'm here since 2008 to bring precision to your projects. I have a PROFESSIONAL TEAM, who are ready to help you! Some of our services provided include these CATEGORIES; • Artificial Intelligence. • Business, Accounting, Human Resources & Legal. • Data Analysis. • Mobile Phones & Computing. • Sales & Marketing. • Translation & Languages. • Websites, IT & Software. • Writing & Content. I'm speaking ARABIC, ENGLISH, and FRENCH. You can expect prompt and friendly communication, swift turnaround times, and a fierce dedication to quality deliverables should you choose to work with me. Contact me and see how I can help you achieve your goals. Many thanks; Dr. Sanaa

7.3
7.3
100%

Karachi, Pakistan
$25 USD per hour
⭐⭐⭐⭐⭐ 5-Star Rated Freelancer on Freelancer.com Greetings! 👋 If you’re tired of repetitive manual tasks eating up your valuable time, you’ve landed at the right place. I’m Abdul, a dedicated Data Analyst & Automation Specialist with 4+ years of experience helping clients streamline workflows, automate processes, and create professional solutions using: ✔ Microsoft Office Suite ✔ Google Workspace ✔ Adobe Acrobat Pro ✔ Data Analytics & Visualization Tools My mission is simple: deliver accurate, user-friendly, and time-saving solutions tailored to your needs. ✨ Areas of Expertise (including but not limited to): 1️⃣ Microsoft Office (Excel, Word, PowerPoint, Access): 1. Advanced Excel formulas & functions 2. Automation with Macros & VBA scripts 3. Interactive dashboards & reports 4. Data cleansing, formatting & validation 5. Excel ↔ Google Sheets conversions 2️⃣ Google Suite (Sheets, Docs, Forms, App Scripts): 1. Complex formulas, dashboards & automation 2. Data cleansing & formatting 3. Google Docs & Forms customization 4. Google Sheets ↔ Excel integration 3️⃣ Adobe Acrobat Pro (PDF Solutions): 1. Design professional fillable PDF forms 2. Add text fields, checkboxes, dropdowns, signatures, buttons 3. Interactive layouts & automation actions (Submit, Reset, Print) 4. Formatting for mobile-friendly & user-friendly usability 5. PDF editing, formatting & conversions 4️⃣ Data Entry & Statistics: 1. High-quality, accurate data entry 2. SPSS & Tableau analysis 3. Statistical modeling & visualization 💡 This is not the end! I always provide post-service support and ensure you receive exactly the product or solution you’re looking for. ✨ What You Can Expect Working With Me - No upfront payment — you only pay once you're satisfied - Clear and consistent communication throughout the project - Strong attention to detail and accuracy - Efficient, optimized solutions designed to save time - Availability during the project for quick updates and support - Reliable delivery with a focus on long-term collaboration I’m excited to bring my expertise to your project and create professional, automated, and smart solutions that save you time and effort. Let’s collaborate and build a long-lasting partnership! Regards Abdul Haseeb

8.7
8.7
98%

Lima, Peru
$30 USD per hour
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!

9.2
9.2
99%

Daska, Pakistan
$50 USD per hour
Live Experts LLC is a multidisciplinary technology company specializing in Engineering, AI/ML, Embedded Systems, IoT, and Automation Solutions for startups, businesses, and enterprises worldwide. With over a decade of technical delivery experience and hundreds of successfully completed projects, we help clients transform complex ideas into scalable, production-ready solutions that solve real business and operational problems. Our strength comes from combining software, AI, automation, electronics, and engineering expertise under one team. This allows us to handle both digital systems and real-world hardware projects with practical implementation experience. Our expertise includes: • Artificial Intelligence (AI) & Machine Learning (ML) • Generative AI & Conversational AI • AI Chatbots & AI Agents • Computer Vision & OCR Systems • Predictive Analytics & Data Intelligence • Workflow Automation & AI Integration • Embedded Systems & IoT Solutions • Arduino, ESP32 & Raspberry Pi Development • PLC, SCADA & Industrial Automation • Electrical & Mechanical Engineering Support • Sensor Integration & Smart Monitoring Systems • AI-Powered Dashboards & Business Platforms • Cloud APIs & System Integrations • Automation & Control Systems We work with modern technologies including: Python, OpenAI, ChatGPT, TensorFlow, OpenCV, Node.js, React, FastAPI, PostgreSQL, AWS, Docker, MATLAB, Arduino, ESP32, Raspberry Pi, PLC systems, and industrial automation platforms. What makes us different is our ability to bridge the gap between: AI + Automation + Embedded Systems + Engineering Many companies can build software. Others can build electronics. Very few can combine AI, automation, hardware, and engineering into complete intelligent systems that work in real business environments. We have experience working across: • Industrial Automation • Healthcare • Logistics & Fleet Systems • Manufacturing • Finance & Trading Systems • Smart Monitoring Systems • Operational Dashboards • IoT & Connected Devices • AI Business Solutions • Intelligent Automation Platforms Our development approach focuses on: • practical implementation • scalable architecture • clean UI/UX • reliable integrations • business-focused solutions • long-term maintainability • clear communication • premium execution quality Whether you need: • an AI-powered platform • an embedded IoT device • industrial automation • computer vision systems • AI automation workflows • predictive analytics dashboards • AI chatbots • sensor-based monitoring systems • electrical/mechanical engineering support • or a complete intelligent system Live Experts can help design, develop, and deploy reliable solutions tailored to your business goals. We believe in building long-term partnerships and delivering systems that create measurable operational and business value.
A Big Data developer is a software engineer who designs, builds, and maintains large-scale data processing systems that ingest, store, and analyze massive volumes of structured and unstructured data. Hiring a skilled Big Data developer gives your business the engineering muscle to turn terabytes or petabytes of raw information into reliable analytics, machine learning features, and operational insights that drive measurable revenue and efficiency gains.
A Big Data developer builds the data infrastructure that traditional databases cannot handle. They write distributed processing jobs, design scalable storage layers, and create pipelines that move data from operational systems into analytics platforms and machine learning models.
Unlike a general data analyst or backend developer, a Big Data engineer specializes in distributed computing frameworks, parallel processing, and the architectural patterns required to keep systems performant as data volume grows. Their work underpins business intelligence dashboards, recommendation engines, fraud detection systems, and real-time decision platforms.
When you hire a Big Data developer on Freelancer.com, the deliverables are concrete and measurable. Typical engagements produce one or more of the following outputs:
Big Data engineering relies on a recognizable stack of distributed systems and programming languages. Strong candidates will demonstrate hands-on production experience with several of the following:
Big Data developers serve any business generating data at scale. Common use cases include clickstream analytics for e-commerce, transaction monitoring and risk scoring for fintech, patient record processing for healthcare, sensor and telemetry pipelines for IoT and manufacturing, ad-tech bidding systems, telecommunications network analytics, gaming behavior analysis, and logistics optimization.
Startups frequently hire Big Data specialists to design a first-generation data platform, while enterprises engage them to modernize legacy Hadoop clusters, migrate to cloud-native lakehouses, or build feature stores that feed machine learning models in production.
Strong candidates show a portfolio of production pipelines, not just tutorials or coursework. Look for evidence of systems handling real volume, latency requirements, and operational concerns like monitoring, backfills, and schema evolution.
Useful interview questions you can ask directly:
Big Data projects rarely stand alone. Depending on scope, you may also need a data architect to define the target-state platform, a machine learning engineer to consume features from your pipelines, a DevOps or DataOps engineer to manage Kubernetes and CI/CD, or a BI developer to build dashboards in Tableau, Power BI, or Looker on top of the warehouse.
Freelancer.com gives you access to a global community of Big Data engineers, data platform architects, and Spark specialists across every major time zone. You can review verified profiles, examine portfolios with real pipeline architectures, and compare bids from freelancers with experience on Databricks, Snowflake, AWS, Azure, and Google Cloud.
Clients set their own budgets and receive competitive proposals, so engagements can range from a focused Spark performance audit to a multi-month lakehouse build-out. Milestone Payments hold funds securely until you approve each phase of work, which is particularly valuable on infrastructure projects where deliverables are technical and need verification.
Ready to build the data platform your business actually needs?
Hiring a Big Data developer is a technical decision, so the process needs more specificity than a generic engineering hire. The clearer you are about data volumes, target platform, and intended downstream consumers, the better the bids you will receive. Here is how to move from idea to awarded project on Freelancer.com.
Your project brief is the single biggest determinant of bid quality. A precise brief filters for Big Data engineers whose stack experience genuinely matches your environment, while a vague brief attracts generalists. Head to the
Bids on Big Data projects are mini technical proposals. A strong proposal will reference your specific stack, raise sensible clarifying questions about data volume or SLA, and outline a phased approach rather than a single lump-sum quote. Read each bid carefully and use the proposal itself as a signal of how the freelancer will communicate during the project.
Your final decision should weigh proposal quality alongside profile evidence. For Big Data work, consistency across multiple completed engagements matters more than a single impressive case study, because production data systems demand reliability and operational discipline over time.
A focused task like tuning a slow Spark job or writing a single Airflow DAG can complete in days, while a full data platform build on Databricks or Snowflake usually runs several weeks to several months. Scope, data volume, and the number of source systems are the main drivers of timeline.
The roles overlap heavily and many professionals use the titles interchangeably. Big Data developer typically emphasizes distributed processing frameworks like Spark, Hadoop, and Kafka at very large scale, while data engineer is a broader term that also covers smaller warehouse and ELT work. For petabyte-scale or streaming workloads, look for the Big Data specialization specifically.
Not necessarily. Many Big Data freelancers on Freelancer.com will help you choose between AWS, Azure, and Google Cloud, provision the environment with Terraform, and set up the initial Databricks, EMR, or Synapse workspace as part of the engagement. You will need to own the cloud account and billing.
Yes. Short engagements such as migrating a legacy Hive workload to Spark, building a proof-of-concept Kafka pipeline, or auditing an existing data lake are common on Freelancer.com. You can hire for a fixed-scope project and optionally extend the contract if you need ongoing support.
An individual Big Data developer is usually the right choice for defined technical scopes, performance work, or augmenting an existing internal team. A multi-person team or agency makes sense only when you need parallel workstreams across architecture, engineering, and BI simultaneously.

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