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41+
ofertas por proyecto
49+
UML Designers en línea
Sin pagos adelantados: paga únicamente cuando estés satisfecho con el trabajo entregado

8,3
8,3
95%

lahore, Pakistan
$20 USD por hora
About ARK Techno Solution Founded in 2011, ARK Techno Solution is a team of highly skilled developers and designers with over ten years of experience building dynamic and professional websites and mobile apps. Our Services We specialize in delivering high-quality software solutions, including: Web and mobile app development Database software development Web maintenance Consultancy and technical support Our Expertise Our team offers full-stack expertise with a marketing-centric approach to help you create a powerful and cost-effective online presence. Our skills include: Frameworks: WordPress, CodeIgniter, Magento, Shopify, Laravel, Yii Mobile & Desktop App Development Database Development Technical Writing: SRS, SDS, Testing Documents, UML Diagrams Our Values Free Support: One month of complimentary support after the final product delivery. Daily Updates: Regular updates to keep you informed throughout the project. Clear Communication: Transparent communication at every step. Client Satisfaction We guarantee 100% client satisfaction and only accept projects with established milestones. Thank you for considering ARK Techno Solution!

8,5
8,5
99%

Peshawar, Pakistan
$30 USD por hora
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 ✅

8,2
8,2
98%

Nairobi, Kenya
$10 USD por hora
Hello welcome to my profile, I am a guru in research writing, technical writing, business analysis, web scraping, and SEO content writing. I have been doing this for more than you can imagine. I am a BSc degree holder in computer science and a diploma in project management and CCNA certification. I also hold a Bachelor's degree in commerce. I have more than 5 years of experience in providing research writing, technical writing, WordPress, SEO article writing, and content writing. Below are some of the services that I offer, Article and Book Reviews Finance, Accounting, Statistic and Economics Writing. Case study analysis Proposal writing software requirements specification (SRS) and system design specification (SDS) Project management (WBS, scheduling, Gantt charts, charter, scope, project cost estimation) Computer network && Cyber security Database management && design(ERD design, Normalization, database schema ) Computer programming(Python, Java and Php ) Software Engineering (UML diagrams: Use Case, Class diagram, flowcharts, Sequence diagram) Digital forensic Etc. I believe in creating excellent services to my clients by understanding the instructions, thus providing well-versed results. As a researcher, I remain committed to delivering quality work, free from plagiarism, with proper grammar and intensive research. My key purpose in the freelance industry is to relentlessly and passionately deliver high-quality work. My core values are always Commitment, reliability, time- conscious honesty I am always open to invitations from clients who have confidence in my skill set and share the same interest in perfection and good working relations. Please click "Hire me" in my profile "https://www.freelancer.com/u/kaindo2017" and I will never disappoint you, thank you.

8,3
8,3
98%

Lahore, Pakistan
$30 USD por hora
I provide you the best SOLUTION for your Business! A multi-skilled Microsoft Certified Professional, Graphic Designer, Project Management Expert and IT Professional with good all-round supervisory and technical expertise. Following Services can be provided with top-notch quality: • KDP • Canva • JotForm • SPSS Analysis • Google Forms • Java Scripting • Legal | California petition Formatting • Adobe LiveCycle Designer/Programmer • Flowable Pdf forms | PDF Programmer • Dynamic / Fillable Pdfs • KDP (Kindle Desktop Publishing) • Books/Manuscripts • Autocad • Visio • Moodle • Amazon KDP • Data Science • Power Query • Microsoft Forms • Word Processor • Resume Designing • Income Tax Documents • Power BI Expert (SQL, DAX) • Reports / Proposals / Newsletters • Brochures / Flyers / Magazines • Memorandum / Manual / Catalog • Financial Templates • Asset Management / Inventory Management • Books Publishing / Print Media / inDesign • Business Analysis & Design (UML / BPMN) • Word/PowerPoint / Excel / Publisher /Access

9,2
9,2
100%

BANGKOK, Thailand
$130 USD por hora
Hi, I’m Marjan, Website & Software Developer with 16 years of experience and 4,400+ successful projects delivered worldwide. I help businesses build fast, secure, professional and conversion-focused websites, eCommerce stores, custom web applications, booking systems, dashboards and scalable digital platforms. My expertise includes: • WordPress, Elementor & Custom Theme/Plugin Development • Shopify Store Design, Setup & Customization • Full-Stack Web Development • SaaS, MVP & Custom Web Application Development • Booking Funnels, Lead Generation Forms & Dashboards • PHP, JavaScript, HTML, CSS & API Integrations • Wix, Webflow & Business Website Development • Technical SEO, Speed Optimization & Website Maintenance What you can expect when working with me: • Clear and professional communication • Clean, maintainable and scalable work • Careful attention to detail • On-time delivery and long-term support Whether you need a business website, Shopify store, WordPress development, custom platform, SaaS MVP, booking funnel or ongoing website support, I can help you plan, build and launch it properly. Let’s discuss your project and create something that works for your business.

8,2
8,2
99%

Baguio City, Philippines
$30 USD por hora
We're a community driven by a passion for computing technology. Our group consists of fellow enthusiasts, architects, engineers, hackers, and analysts, all for advancing information technology and computer science. Our goal is to contribute to knowledge through research, experiments, and practical experiences. We leverage this knowledge to develop innovative solutions for the digital world. We are expanding our services to reach more people. For more information and inquiries, send us a message, and let's discuss it over a cup of coffee.

9,0
9,0
100%

South Delhi, India
$50 USD por hora
Mandlaus Group Pvt. Ltd. is a Top-Rated and Preferred Freelancer.com agency with 22+ years of experience on the platform. We build high-quality, production-ready software that is reliable, scalable, and secure. We deliver great work that creates real value for our clients. 🏆 1500+ projects completed ⭐️ All 5-star reviews ⏰ 100% on-time 💰 100% on-budget ✅ 100% completion rate 🤝 30% re-hire rate 🎂 On Freelancer since 2004. We are proud Microsoft Partner and IBM Partner, delivering enterprise-grade solutions that meet global standards in performance, security, and compliance. We can bring your vision to reality by transforming your ideas into powerful, scalable, and high-performance digital solutions. Our focus is to deliver exceptional quality with clear communication, disciplined execution, and strict adherence to timelines and budgets, so you gain not just software, but a reliable technology foundation you can confidently grow on. ➡️ Our services: ✅ Enterprise Software Development ✅ Web Application Development ✅ Mobile App Development (iOS, Android, Cross-Platform) ✅ Legacy System Modernization ✅ API Development & Integration ✅ System & Third-Party Integration ✅ Cloud Application Development & Migration ✅ AI Integration ✅ Data Analytics & Business Intelligence ✅ Application Maintenance & Support ✅ QA, Testing & Performance Engineering ✅ DevOps & CI/CD ✅ IT Consulting & Solution Architecture ➡️ Deliverables & Outputs: ✅ Enterprise SaaS Platforms ✅ Custom Web Portals & Dashboards ✅ Admin Panels & Backend Systems ✅ Mobile Applications (Native & Hybrid) ✅ RESTful & GraphQL APIs ✅ API Documentation & Technical Documentation ✅ Cloud-Native Applications ✅ AI-Powered Automations ✅ Data Pipelines & BI Dashboards ✅ System Architecture Documentation ✅ CI/CD Pipelines & Automated Deployment Setups ✅ Refactored & Modernized Legacy Systems ✅ Ongoing Optimization & Support ➡️ Technical Expertise: ✅ Programming Languages: PHP, JavaScript, TypeScript, Python, Java, C#, Golang, Ruby ✅ Frontend Development: HTML, CSS, JavaScript, React.js, Next.js, Vue.js, Angular, Svelte, React Router V7, Tailwind CSS, Bootstrap. ✅ Backend Development: Laravel, Symfony, Core PHP, Express, Nest, Django, Flask, Spring, Spring Boot, ASP.NET Core, Echo, Gin, Fiber, Ruby on Rails, Firebase ✅ Mobile App Development: React Native ✅ Cloud Platforms: AWS, GCP, Azure, IBM Cloud, Vercel, Digital Ocean, Heroku, Netlify ✅ Databases: PostgreSQL, MySQL, MariaDB, SQL Server, MongoDB, Apache Cassandra, Firebase Firestore ✅ DevOps: Docker, Github Actions ✅ Version Control: Git, GitHub, GitLab ✅ Payment Gateways: Stripe, Paypal, Razorpay ➡️ Communication & Collaboration: ✅ We communicate fluently in English and Hindi, ensuring clarity in technical documentation, business discussions, and stakeholder reporting. If you need a reliable, process-driven technology partner with a flawless execution record, Mandlaus Group Pvt. Ltd. is ready to build, optimize and scale your next solution.

10,0
10,0
97%

SURAT, India
$15 USD por hora
DaydreamSoft Infotech LLP is a full-service software development company helping startups, businesses, and enterprises build games, mobile apps, websites, AI-powered solutions, and custom software. As a featured Unity game development partner, we also specialize in creating engaging 2D and 3D games for Android, iOS, WebGL, and PC. With a 5.0 rating across 1,400+ client reviews, we deliver scalable, high-performance digital products from concept to launch. 🎮 UNITY GAME DEVELOPMENT We develop high-quality Unity 2D & 3D games for Android, iOS, WebGL, and PC across casual, puzzle, hyper-casual, arcade, multiplayer, simulation, strategy, educational, and card genres. Our published titles include Snowball Fight: Battle Game 3D, Boxing War, Pop The Ball, Battle Heroes: Arena War, Line Puzzle, and Labyrinth 3D. Game Development Services: ✔ Unity 2D & 3D Development ✔ Gameplay Programming ✔ UI/UX Design ✔ Photon, PlayFab & Firebase ✔ AdMob & In-App Purchases ✔ Analytics & LiveOps ✔ Performance Optimization ✔ Bug Fixing & Feature Development ✔ Google Play & App Store Publishing ✔ Long-Term Maintenance & Support 📱 MOBILE APP DEVELOPMENT ✔ Native iOS & Android ✔ React Native ✔ Flutter ✔ Ionic ✔ Progressive Web Apps (PWA) 🌐 WEB & SOFTWARE DEVELOPMENT Frontend: HTML, CSS, Bootstrap, AngularJS, VueJS, ReactJS, ExpressJS, NextJS, Nuxt.js, Angular Backend: NodeJS, PHP, Laravel, CakePHP, CodeIgniter, Java, Ruby on Rails, MVC, C# CMS & eCommerce: WordPress, Shopify (Liquid), WooCommerce, Magento, Squarespace, Wix, Webflow, Weebly, Framer, Drupal Databases: MySQL, PostgreSQL, MongoDB, SQL 🤖 PYTHON & AI/ML ✔ AI & Machine Learning Solutions ✔ Python Development ✔ Django, Flask, Scrapy ✔ Odoo, PyQt & Tkinter ✔ Scripting & Automation ✔ API Development & Testing ✔ Data Analysis (Pandas) ✔ PineScript / Trading Scripts 🎨 DESIGN & MARKETING ✔ UX/UI Design ✔ Figma, Adobe XD & Illustrator, Photoshop ✔ Wireframes & App Screen Design ✔ Logo & Graphic Design ✔ SEO & Digital Marketing WHY CLIENTS CHOOSE US ✔ 5.0 Rating with 1,400+ Reviews ✔ Regular Communication ✔ Daily & Weekly Progress Reports ✔ Agile Development Methodology ✔ Clean, Scalable & Maintainable Code ✔ Data Security & Confidentiality ✔ Transparent Project Management ✔ Long-Term Technical Support Flexible Engagement Models: • Fixed Cost • Hourly • Dedicated Team • Hybrid Whether you're building a Unity game, mobile app, AI solution, SaaS platform, eCommerce store, or custom website, our experienced team is ready to help you plan, develop, launch, and scale your product. 📩 Let's discuss your project and turn your idea into reality.

8,1
8,1
96%

Burlington, Canada
$25 USD por hora
I am a Creative Designer offering skills in brand growth, UI/UX design, packaging design, creative direction, and illustration. I've worked with several industries including fashion in addition to apparel, outdoors, big a few automotive, entertainment, healthcare, technology, athletic, and film. My partner and i specialize in dealing with imaginative teams in providing the unique vision and a broad variety of production knowledge, regarding smooth transitions from idea development to launch. Services: • Graphic design for print and web • Inbound marketing content design – white papers, case studies, ebooks, etc. • Sales & Marketing collateral • Display Graphics, Booths, and Collateral for Trade Shows, Conferences, and Events • Illustration, Icons, custom graphics, etc. • Integrated marketing and advertising campaigns • Brand identity creation and management Design Programs: Adobe creative suite – Photoshop, Illustrator, Indesign
A UML designer creates Unified Modeling Language diagrams that visually map software systems, including class structures, workflows, object interactions, and database relationships, to guide development and documentation. Hiring a freelance UML designer gives your team a precise blueprint of how an application should be built before a single line of code is written, reducing rework, miscommunication, and costly architectural mistakes.
UML stands for Unified Modeling Language, the industry-standard notation maintained by the Object Management Group for modeling software systems. A UML designer translates business requirements and technical specifications into structured diagrams that developers, architects, and stakeholders can read consistently. The work bridges analysis and engineering, turning vague ideas into testable, implementable models.
Strong UML modeling produces measurable commercial value. Clear diagrams shorten onboarding for new developers, expose design flaws early, support compliance documentation, and reduce the gap between product intent and shipped software. For regulated industries, UML artifacts often form part of the required technical documentation.
UML covers two broad diagram families: structural diagrams, which describe what a system contains, and behavioral diagrams, which describe how it acts. A skilled UML consultant knows which diagram type answers which engineering question and avoids over-modeling.
Beyond raw diagrams, freelance UML modelers often deliver software design documents, architectural decision records, requirements traceability matrices, and annotated diagram sets ready for inclusion in technical specifications or developer wikis.
Freelance UML experts work in a range of modeling environments depending on the project's complexity, team workflow, and deliverable format. Buyers should look for proficiency in tools that match their existing toolchain.
Adjacent skills that often accompany UML work include software architecture, business analysis, systems analysis, BPMN process modeling, SysML for systems engineering, requirements engineering, and database design.
UML modeling is used across any industry that builds custom software. Common engagements include enterprise application design, fintech and banking systems where audit trails and process clarity are mandatory, healthcare software requiring HIPAA-aligned documentation, e-commerce platforms with complex order and inventory flows, SaaS product development, embedded systems, and academic projects requiring formal software design artifacts. Startups hire UML designers to formalize an MVP architecture; established teams hire them to document legacy systems before refactoring.
The best UML freelancers combine notation fluency with real software engineering experience. A diagram is only as useful as the engineering judgment behind it, so look for candidates who have shipped production systems, not just modeled in the abstract.
Sample interview questions you can use directly:
Freelancer.com gives you access to a global pool of UML designers, software architects, and business analysts across every time zone and specialization. Whether you need a single class diagram for a small feature or a complete architectural model for an enterprise platform, you can find vetted talent with the exact tool and domain experience your project demands. Clients on Freelancer.com set their own budgets and receive competitive bids, with profile ratings, verified reviews, and portfolio evidence supporting every hiring decision. Milestone Payments protect your funds until agreed deliverables are met, making it straightforward to hire on Freelancer.com with confidence.
Ready to turn requirements into clear, implementable software models?
Hiring a UML designer is straightforward when you know what models you need and what engineering questions they should answer. The steps below walk you through writing a brief that attracts strong proposals, evaluating bids on substance rather than price alone, and awarding the project with confidence.
The brief is the single biggest determinant of bid quality. A precise project description filters for UML designers whose modeling experience and tool proficiency genuinely match your needs, while a vague post attracts generic responses. Head to the
Bids are short proposals, not just price quotes. A strong UML designer will reference specific diagram types relevant to your project, ask clarifying questions about scope or requirements ambiguity, and propose a realistic sequencing of deliverables. Read each proposal as evidence of how the freelancer thinks about modeling problems.
Final evaluation combines proposal quality with profile evidence. For UML work, look at portfolio diagrams across multiple project types to gauge consistency, and read written client reviews for signals about communication and revision handling. A single beautiful diagram matters less than a steady record of useful, accurate modeling work.
A focused deliverable, such as a use case diagram set or a single class model, can be completed in a few days. Full architectural documentation for a medium-sized application generally runs two to four weeks, depending on requirements clarity and the number of diagram types needed.
A software architect makes binding decisions about technology choices, patterns, and system structure. A UML designer specializes in modeling and documenting those decisions clearly using standard notation. Many freelancers offer both skill sets, but you can hire purely for diagramming when the architectural decisions are already made.
Agile teams still benefit from selective UML modeling, particularly for complex domains, integrations, or onboarding documentation. The goal is just-enough modeling, where diagrams are produced where they reduce risk or accelerate understanding rather than as exhaustive upfront documentation.
Yes. Many freelance UML experts take on single deliverables such as a class diagram, a sequence flow for a critical feature, or documentation for an existing legacy system. You can scope the engagement to a fixed deliverable without committing to ongoing work.
Share your business or functional requirements, any existing technical documentation, access to subject matter experts for clarification, and your preferred modeling tool or output format. The clearer the input, the more accurate and useful the resulting models will be.

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Millones de usuarios, desde pequeños negocios a grandes empresas, emprendedores a startups, utilizan Freelancer para hacer realidad sus ideas.
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