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8.4
8.4
99%
Quinte West, Canada
$30 USD per hour
Fast & Efficient Tecrific Service "Quality is never an accident; it is always the result of high intention, sincere effort, intelligent direction, and skillful execution; it represents the wise choice of many alternatives." I am a full-stack developer with extensive experience building modern, scalable, and high-performance web applications. From frontend user experiences to backend architecture, APIs, databases, cloud infrastructure, and deployment pipelines, I provide end-to-end development solutions tailored to business needs. My expertise includes designing and developing responsive web applications, integrating third-party services, optimizing performance, troubleshooting complex technical issues, and maintaining reliable production environments. I focus on writing clean, maintainable code and delivering solutions that are robust, scalable, and built for long-term success. I take pride in clear communication, attention to detail, and delivering projects on time. I am committed to providing exceptional service and going the extra mile to ensure every client is satisfied with the final result. My reputation is built on reliability, professionalism, and consistently delivering high-quality work.
10.0
10.0
99%
Jaipur, India
$18 USD per hour
Award-Winning Software Development & AI Solutions Company 150+ Experts | 1000+ Projects Delivered | Clients Across 25+ Countries | CMMI Level 3 Company Owebest Technologies Pvt. Ltd. is a trusted technology partner helping startups, SMEs, and enterprises build innovative digital products, automate business processes, and accelerate growth through modern software solutions and artificial intelligence. From MVP development to large-scale enterprise platforms, our team delivers secure, scalable, and high-performance solutions tailored to your business goals. ⭐ Why Owebest? ✅ Award-Winning & Top-Rated Development Team ✅ AI-First Product Development Approach ✅ Dedicated Developers, Designers & AI Engineers ✅ Agile Development & Transparent Communication ✅ Long-Term Support & Product Maintenance ✅ Enterprise-Grade Architecture & Security ✅ Fast Response & Reliable Delivery ## Artificial Intelligence & Automation ✅ AI Agents & Multi-Agent Systems ✅ OpenAI, Claude, Gemini & LLM Integrations ✅ RAG (Retrieval-Augmented Generation) ✅ AI Chatbots & Virtual Assistants ✅ Workflow & Business Process Automation ✅ OCR & Intelligent Document Processing ✅ Computer Vision & Image Recognition ✅ Predictive Analytics & Custom AI Solutions ## Web & Software Development ✅ Laravel ✅ Node.js ✅ Python ✅ Django ✅ FastAPI ✅ ASP.NET ✅ REST APIs ✅ GraphQL ✅ Enterprise Applications ✅ SaaS Platforms ## Mobile, TV & Emerging Technologies ✅ Flutter ✅ React Native ✅ Android ✅ iOS ✅ Android TV ✅ Apple TV (tvOS) ✅ Wearable Applications ✅ Smart Watch Applications ✅ AR (Augmented Reality) ✅ VR (Virtual Reality) ✅ Cross-Platform Applications ## Frontend Technologies ✅ React.js ✅ Next.js ✅ Vue.js ✅ Angular ✅ TypeScript ✅ Tailwind CSS ## ERP, CRM & Enterprise Solutions ✅ Custom ERP Development ✅ CRM Development ✅ Manufacturing ERP Solutions ✅ Garment ERP Solutions ✅ Inventory Management Systems ✅ Merchant & Vendor Management Platforms ✅ Salesforce ✅ Zoho ✅ Odoo ✅ HubSpot ✅ Klaviyo ## Blockchain & Web3 Development ✅ Smart Contracts ✅ DeFi Applications ✅ NFT Platforms ✅ Cryptocurrency Wallets ✅ Token Development ✅ Ethereum ✅ Solana ✅ Polygon ✅ Binance Smart Chain (BSC) ✅ Web3 Integrations ## Cloud, DevOps & Infrastructure ✅ AWS ✅ Google Cloud Platform ✅ Microsoft Azure ✅ Docker ✅ Kubernetes ✅ CI/CD Pipelines ✅ Linux Server Administration ✅ High Availability & Performance Optimization ## Databases ✅ MySQL ✅ PostgreSQL ✅ MongoDB ✅ Redis ✅ Pinecone ✅ Weaviate ✅ ChromaDB ✅ pgvector ✅ Quadrant ## E-Commerce & CMS ✅ Shopify ✅ WooCommerce ✅ WordPress ✅ Headless CMS ✅ Custom E-Commerce Platforms ✅ Shopware ✅ Magento ## Industries We Serve 🏭 Manufacturing 🏥 Healthcare 🎓 Education ✈️ Travel & Hospitality 🛒 E-Commerce & Retail 🚚 Logistics & Supply Chain 💳 FinTech 🏋️ Sports & Fitness 🏢 Real Estate and Many more.... Let's discuss your project and explore how Owebest can help turn your vision into a successful digital product.
9.3
9.3
98%
Lviv, Ukraine
$15 USD per hour
We are Ukrainian based IT-company Webbook Studio that provides highly professional services in the IT-sphere for international business. WORKING TIME: 11:00 - 20:00 GMT+3 (by Kyiv) (Monday to Friday) PLEASE BE PATIENT, WE WILL ANSWER YOU! Quick facts at a glance: - Year Founded: 2008 - Number of Employees: 30 - 11+ years on this platform - More than 500+ projects were done - 11 successfully completed certifications on freelancer We work with: - CMS: Wordpress, Shopify, Opencart, Magento, Drupal, Joomla, ModX - Mobile Development: iOS/Android, iPhone, React Native, React.js, Angular.js - From 'scratch' with core php - Php-frameworks: Yii/Yii2, Laravel, CodeIgniter - Front-end: JavaScript, jQuery, AJAX, HTML5, CSS3, Bootstrap - Javascript-frameworks - Design: Figma, Adobe Photoshop, Adobe Illustrator, Gimp We provide the next solutions for our clients: - Development of web-sites, portals, modules, themes - Development of Mobile Apps (iPhone/Android) - development of E-commerce - development of CRM- and ERP-systems - IaaS, SaaS and PaaS solutions - design of Brand Book, design of web-sites, 3d-design
8.9
8.9
95%
Sargodha, Pakistan
$30 USD per hour
Top 3% Freelancer Team | Websites, UI/UX, Ecommerce, SEO, Social Marketing & AI Automation We help businesses build high-converting websites, ecommerce stores, landing pages, web applications, SEO-ready pages, digital marketing funnels, social media campaign assets, and automation systems. Our strongest work is UI/UX, frontend development, WordPress, Shopify, full-stack web apps, SEO/GEO, digital marketing, social media marketing, and AI/CRM automation. ◆ What We Build & Improve ✓ UI/UX design, frontend interfaces, and landing pages ✓ WordPress, Elementor, Shopify, and ecommerce stores ✓ Full-stack web apps, dashboards, portals, and backend systems ✓ SEO, GEO, website audits, speed, analytics, and optimization ✓ Digital marketing, social media setup, campaigns, and tracking ✓ AI chatbots, CRM workflows, automation, and API integrations ◆ Digital Growth Services ✓ SEO and website optimization ✓ Social media marketing setup ✓ Google Ads / Facebook Ads tracking ✓ Google Analytics and conversion tracking ✓ Landing pages for paid campaigns ✓ Ecommerce product and campaign optimization ◆ Profile Strength ✓ 455+ client reviews ✓ 448 completed Freelancer projects ✓ 4.91 overall rating ✓ Top 3% Freelancer profile ✓ 7+ years of delivery experience ◆ Why Clients Choose Us ✓ Strong design plus development execution ✓ Clear communication and milestone-based delivery ✓ Mobile-first, fast-loading, client-editable websites ✓ Marketing-ready pages built for leads, sales, and growth If you need a reliable team to improve your website, store, app, marketing funnel, or digital workflow, we can help plan and deliver it properly. Kausar & The Development Team ❤️
8.4
8.4
99%
Thessaloniki, Greece
$60 USD per hour
Hi! My name is Babis and I am a professional full stack web developer from Thessaloniki, Greece. I enjoy taking complex demands and turning them into innovative and original designs. I also love the logic and the art of building efficient code. My goal is to achieve high standards of quality while creating beautiful and eye-candy website designs. I am expert in HTML5, CSS3, Jquery/Javascript PHP and Python as well as Wordpress, Shopify theming and development. I am also greatly familiar with modern SEO optimization techniques and AI/LLM. In addition I am well verse in creating Android & iOS apps both hybrid and native. I can create custom websites & apps, administration panels, themes and plugins from scratch, build wonderful CSS3 animation and other effects, and utilize all those for optimal, user-friendly, and artistic experience. If you are looking for brutal professionalism, stellar and fluid communication, efficiency and speed then I am you guy.
7.4
7.4
97%
NAIROBI, Kenya
$20 USD per hour
Delivering High-ACADEMIC RESEARCH & WRITING for Academic Success With a PhD in BOT Management and Master's degrees in both Business Management and Medicine, I specialize in delivering meticulous academic research and writing across diverse disciplines. My academic expertise ensures that every paper, thesis, dissertation, or assignment is grounded in thorough research, adheres to academic standards, and showcases critical thinking, all while being clear and well-structured. Academic & Professional Expertise ✅ PhD in Business Management | ✅Master’s in Business Management | ✅ Master’s in Medicine ✅ Specialized in Academic Writing, Research, and Editing Leveraging my diverse academic background, I bridge complex topics from business management to medicine, creating scholarly content that meets the highest academic standards. Core Specializations & Skills ✔ Academic Research & Writing I provide comprehensive academic research services, from gathering data to structuring and writing complex papers that are well-supported by credible sources and aligned with academic expectations. ✔ Business Management Research Whether it's organizational theory, market analysis, or strategic planning, I specialize in crafting research papers that analyze business concepts with clarity and depth. ✔ Medical Research & Writing With a deep understanding of medical topics, I produce well-researched, evidence-based assignments that follow the latest medical research and academic standards. ✔ Dissertations & Thesis Writing Guiding PhD candidates and Master’s students through the research and writing process, ensuring clarity, coherence, and scholarly rigor in long-form academic work. ✔ Editing & Proofreading I offer comprehensive editing services, ensuring your work is polished, free from errors, and adheres to academic citation styles like APA, MLA, and Chicago. Why Work with Me ✅ Research Excellence – I bring deep expertise in academic research, ensuring that each paper is well-researched, thoroughly analyzed, and properly cited. ✅ Tailored Writing Solutions – I craft assignments that align with your field of study and the specific requirements of your program. ✅ Plagiarism-Free, Original Content – I guarantee original, plagiarism-free content, with proper citations and referencing. ✅ Critical Thinking & Clarity – My work is not only well-researched but also clearly written, presenting complex ideas in a simple, understandable format. ✅ Timely & Professional Delivery – I prioritize deadlines, delivering well-crafted, high-quality assignments on time, every time. Let’s Achieve Your Academic Goals Together!
8.2
8.2
99%
Ulmu, Moldova, Republic of
$30 USD per hour
Welcome to Zugzwang Labs' corporate profile! We’re a dynamic team of experts specializing in front and back-end development, AI, blockchain, and app development for both iOS and Android. With a passion for innovation, we create cutting-edge websites, games, and digital solutions tailored to your needs. Our graphic design skills are top-notch—whether you need brochures, catalogues, web design, or stunning UI/UX, we've got you covered. Let us bring your vision to life with precision and creativity. Partner with us for exceptional results and a seamless experience from start to finish. Let’s build something amazing together!
10.0
10.0
98%
Lahore, Pakistan
$40 USD per hour
We are team of skilled, motivated & experienced Software developers and designers. We believe in delivering AI Apps , Custom SaaS , Web Apps , Mobile App , Desktop and Dashboard Designs services and Project Management with high quality, affordable budget, high speed , secure and 100% satisfaction. We have expertise in following technologies and offering services in: Microsoft Based Technologies: ASP.net Core , ASP.net MVC, Blazor, SignalR, Xamarin, .Net MAUI ,SQL SERVER all Additions, DevExpress Third Party Controls, WPF/WCF, Web Apis and All type of Api's Integrations. Artificial Intelligence : Generative AI, Agentic AI, Natural Language Processing (NLP), Machine Learning (ML) Cloud Services: Azure , AWS , Google Cloud , Cloud Security Google Based Technologies: Android Development, Google Maps Apple Based Technologies: IOS Development, Swift Development Clover Payment Integration Open source Technologies: Meteo.JS, Electron.JS, React JS, Next.js , Node.js Backbone JS, Angular JS, Cordova, Ajax, Django Frontend and Design Technologies: HTML5, tailwind CSS , Bootstrap, CSS, JQuery, Logo Design, Google Material Design, Figma , Adobe Photoshop, Adobe Illustrator, Adobe InDesign, Adobe Premier CMS: WordPress, Joomla, Drupal , Magento , Shopify Programming Languages: C#, VB, Flutter , Node , Java, JavaScript ES6/ES5, PHP, Python, C++, ROR Databases: MSSQL , MySQL , Mongo Db , MongoDB , PostgreSQL, SQLite, MariaDB
9.4
9.4
94%
Jaipur, India
$15 USD per hour
Greetings from WDP, At WDP Technology, we specialize in turning innovative ideas into reality by harnessing the power of the latest tools, frameworks, and programming languages. Our dedication to staying at the forefront of technology allows us to deliver high-performance, intuitive, and scalable applications. Whether you need feature-rich websites, robust mobile apps, or end-to-end digital solutions, our team is ready to bring your vision to life with advanced design and quality assurance services. ✅ Certified Full Stack Web & Mobile App Development Team ✅12+ Years of Technical and Management Experience ✅ 950➕ Website and Mobile apps live TECHNOLOGY STACK ✔ FRONTEND: PSD, HTML, CSS, Bootstrap, AngularJS, VueJS, ReactJS, ExpressJS, NextJS ✔ BACKEND: PHP, NodeJS, Laravel, CakePHP, Zend, Yii, CodeIgniter, Ruby on Rails, MVC ✔ Full Stack: MEAN | MERN ✔ CMS: WordPress, Squarespace, Webflow, Weebly, Framer.io ✔ DB: MySQL, MongoDB, SQL, PostgreSQL ✔ Mobility: iOS & Android - Native, React Native, Ionic, Flutter - Hybrid ✔ Marketing: SEO & Digital Marketing ✔ Python: Django, Data Analysis, Pandas, PineScript/Trading Script ✔ Shop: Shopify (Liquid), Magento, WooCommerce ✔ Servers: Dedicated, Shared, VPS, Private Servers, Cloud Hosting ✔ Design: UX/UI, Graphics, Illustrator, Adobe XD, Figma, Logo Design, Photo Editing, App Screen Designing, Wireframe ✔ Version Control: GitHub, GitLab, SVN ✔ AI/ML ✔ Chatbot ✔ AR & VR ✔ IoT ✔ Progressive Web Apps (PWA) ✔ Tools/Software: Trello, Jira, Slack, Asana, Clickup ✔ APIs (Twilio, Sendgrid, Bet365, Binance, Coinmarket cap, Booking.com, Betfair, DHL, Aramex, Google Maps, mandrill, LinkedIn, mail chimp, google maps, Sailthru, Jetpay, eBay and custom restful API development). ✔ Payment Gateway integration for Normal or Recurring/Subscription Payments: Worldpay, Paypal, Stripe - 3d secure SCA 2 way authentication according to the new guidelines in the custom framework on in any CMS. OUR STRENGTHS ✔ Regular Communication ✔ Daily & Weekly Work Update Reports ✔ 100% Guaranteed Plagiarism-Free Work ✔ Guaranteed Data Security & Privacy ✔ Agile Development Methodology FLEXIBLE ENGAGEMENT MODELS ✔ Fixed Cost ✔ Time & Material (Hourly) ✔ Dedicated Team ✔ Hybrid Model (Fixed + Hourly) If you think you need someone who: ⭐ Would understand your product ⭐ Has got exceptional qualifications for delivery capacity ⭐ Can communicate well throughout the development lifecycle ⭐ Make your product his priority You seem to be at the right place :) Every friend you have ever made would have been a stranger if you didn't say "hi!" I look forward to having a great, successful and rewarding relationship with you. Let's connect!!
An LLM developer is a specialist who designs, fine-tunes, and integrates large language models into applications, building production-grade AI features such as chatbots, retrieval systems, agents, and natural language interfaces. Hiring an LLM developer gives your business direct access to engineers who can turn foundation models like GPT-4, Claude, Llama, and Mistral into working products that solve real commercial problems.
Large language model developers sit at the intersection of machine learning engineering, software development, and applied AI research. They take pretrained models and adapt them to your domain, your data, and your users. The work spans prompt engineering, fine-tuning, retrieval-augmented generation (RAG), agent orchestration, evaluation, and deployment.
Commercially, the value comes from automation and intelligence in places that were previously too expensive or too unstructured to handle. A well-built LLM application can replace manual document review, power a 24/7 support assistant, summarize long-form content at scale, extract structured data from unstructured inputs, or drive a conversational interface across your product.
The exact scope depends on whether you need a prototype, a production system, or a model fine-tuned for a niche task. Common deliverables include:
A capable freelance LLM engineer should be fluent across the modern AI stack. Expect proficiency with foundation model APIs from OpenAI, Anthropic, Google, Cohere, and Mistral, alongside open-weight models such as Llama 3, Qwen, Gemma, and Phi served through Ollama, vLLM, or Hugging Face Text Generation Inference.
On the orchestration side, the standard toolkit includes LangChain, LlamaIndex, Haystack, and DSPy. Vector storage typically runs on Pinecone, Weaviate, Qdrant, Chroma, or pgvector. For training and fine-tuning, Hugging Face Transformers, PyTorch, Axolotl, Unsloth, and PEFT are widely used. Evaluation and monitoring rely on tools like LangSmith, LangFuse, Ragas, Weights and Biases, and Arize Phoenix. Most production code is written in Python, with TypeScript common for full-stack AI apps.
Demand for LLM development cuts across nearly every sector that handles text, documents, or customer interactions. Common use cases include:
Look for engineers with a hybrid background: software engineering discipline, machine learning fundamentals, and recent hands-on experience with foundation models. Strong candidates can show shipped LLM features in production, not just notebook experiments. Portfolio markers worth checking include public GitHub repos with RAG systems or agents, fine-tuned model cards on Hugging Face, technical write-ups, and demonstrable familiarity with token economics, context window management, and evaluation methodology.
Useful interview questions:
Freelancer.com gives you direct access to a global pool of AI engineers, machine learning specialists, and applied LLM developers across every time zone. You can review portfolios, certifications, ratings, and verified completion histories before you commit. Whether you need a weekend prototype, a fine-tuning specialist, or a long-term AI engineer to own your stack, you will find candidates on Freelancer.com whose experience matches the work. Clients set their own budgets, receive competitive bids, and stay protected by Milestone Payments throughout the engagement.
Hiring the right LLM engineer comes down to a clear brief, careful proposal review, and evidence-based candidate evaluation. The more specific you are about the model, the data, and the deliverable, the better the bids you will receive. Here is the process from start to finish.
The quality of your project post directly determines the quality of the bids. A precise brief filters out generalists and attracts engineers who genuinely understand LLM systems. Head to the
Bids are short proposals, not just price quotes. They reveal how the developer interprets your problem and what approach they would take. A strong LLM proposal references specific frameworks, suggests a concrete architecture, and raises clarifying questions about data, evaluation, or constraints. Read carefully and shortlist candidates whose technical reasoning matches the brief.
The final decision combines proposal quality with profile evidence. For LLM work, consistency across multiple AI projects matters more than a single impressive demo. Look for engineers who have shipped, debugged, and improved LLM systems over time, and whose past clients describe clear thinking and reliable delivery.
A machine learning engineer typically works across the full ML lifecycle, including model training, classical algorithms, and MLOps. An LLM developer specializes in large language models, foundation model APIs, prompt engineering, RAG, agents, and fine-tuning. There is overlap, and many strong candidates do both.
For most business applications, prompt engineering combined with retrieval-augmented generation handles the workload without the cost and complexity of training. Fine-tuning becomes worthwhile when you need a specific tone, structured output reliability at scale, or domain knowledge that retrieval cannot deliver. A good LLM developer will tell you honestly which approach fits your use case.
A working prototype, such as a RAG chatbot over your documents, can often be delivered in one to three weeks. Production-grade systems with evaluation, guardrails, monitoring, and integrations typically take one to three months. Fine-tuning projects depend on data preparation, which is usually the longest phase.
Yes. Many clients post a project on Freelancer.com for a specific deliverable, such as a proof of concept, a single integration, or an evaluation audit of an existing system. You can also engage developers on an ongoing basis once the initial scope is complete.
A skilled freelance LLM developer is usually faster, more flexible, and more cost-effective for focused projects with a clear scope. Agencies make sense for very large, multi-team builds requiring product managers and designers in addition to engineers. For most LLM features, a single experienced freelancer or a small team is the right choice.
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