Hi, nice to meet you. My name is David Callahan, I'm a freelancing Animator and Artist. I enjoy learning new things and putting my skills to the test. I have a passion for Movies, Games and Music. I put my heart into bringing my characters and scenes to life. I'm skilled in the following software. Blender 3DS Max After Effects Photoshop Spine Unity Marmoset Toolbag ZBrush Substance and many others... Be sure to check out my behance page. It contains some of my 2d spine work, as well as my animation reel which demonstrates, among other things my After Effects editing and compositing skills. Also, check out my 3d models and animations on my Sketchfab account. Thanks for reading! Let's create some amazing works together!

Ready to launch a million-dollar startup? My AI-Driven Development approach helped 100+ small businesses with 𝐂𝐮𝐭𝐭𝐢𝐧𝐠-𝐞𝐝𝐠𝐞 𝐀𝐈/𝐌𝐋, 𝐁𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 𝐚𝐧𝐝 𝐀𝐩𝐩𝐬 solutions. Let's turn your online business into a success story. 𝐋𝐞𝐭'𝐬 𝐭𝐚𝐤𝐞 𝐚𝐝𝐯𝐚𝐧𝐭𝐚𝐠𝐞 𝐨𝐟 𝟑𝟎 𝐦𝐢𝐧𝐮𝐭𝐞𝐬 𝐨𝐟 𝐟𝐫𝐞𝐞 𝐜𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧. 𝐯𝐚𝐥𝐮𝐞𝐝 𝐚𝐭 $500. ➡️ With a top-rated 100% job score and over 12 years of commercial experience, I deliver ✅ 6000+ Working hours ✅ 100+ Successful projects ✅ 120+ Happy clients worldwide ✅ Proven track record of successful projects ✅ High code quality and an agile approach. My clients have achieved significant funding and a 4X their startup success within a few months, from my Cutting-edge strategies in Artificial Intelligence, Blockchain, and Mobile Apps. I can help you achieve similar results using AI/ML, Blockchain, and Mobile Apps. These cutting-edge technologies like AI/ML, Blockchain, and Mobile Apps are the foundation of your ideas, not just additional features. With over 12 years of extensive experience in cutting-edge AI/Blockchain and Mobile App development, I specialized in creating highly efficient, user-friendly, and visually appealing applications. Use our advanced AI Development Services for business growth with the next enterprise solution. AI Development services i know which change for your business growth with next enterprise solutions  ➡️ 𝐁𝐨𝐨𝐬𝐭 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐠𝐫𝐨𝐰𝐭𝐡 𝐰𝐢𝐭𝐡 𝐨𝐮𝐫 𝐀𝐈 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐟𝐨𝐫 𝐞𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 - 👉 Artificial Intelligence Development  👉 Expert AI / ML Strategy Consulting 👉 Machine Learning Development 👉 Generative AI Development 👉 OpenAI (ChatGPT-3.5 / 4) 👉 Predictive Analytics 👉 Business Intelligence 👉 Natural Language Processing (NLP) 👉AI Automation / Recommendation 👉 Image Recognition and Computer Vision 👉 Chatbots and Virtual Assistants 👉 Recommendation Systems 👉 Speech Recognition and Voice Assistants 👉 Autonomous Vehicles and Robotics 👉 Sentiment Analysis 👉 Fraud Detection 👉 Personalized Healthcare and Medicine ➡️ 𝐇𝐞𝐫𝐞 𝐚𝐫𝐞 𝐭𝐡𝐞 𝐤𝐞𝐲 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐞𝐬 𝐭𝐡𝐚𝐭 𝐞𝐧𝐬𝐮𝐫𝐞 𝐩𝐫𝐨𝐣𝐞𝐜𝐭 𝐬𝐮𝐜𝐜𝐞𝐬𝐬  - 1. Data Collecting 2. Data Preparation 3. Model Training 4. Testing and Validating the Model 5. Model Deployment and Integration 6. Model Monitoring and Maintenance ➡️ Technologies that make me the top 1% ✅ 𝐒𝐤𝐢𝐥𝐥𝐬 - Python,R, Java, C++, JavaScript, Julia, Scala, MATLAB, Swift, Go (Golang), Lisp, Prolog, TensorFlow.js, Keras, PyTorch ✅ 𝐃𝐞𝐯𝐎𝐩𝐬 -  AWS, Google Cloud, Azure,Puppet, Docker, Kubernetes, CI/CD, Ansible, Chef etc.  ✅ 𝐓𝐡𝐢𝐫𝐝-𝐩𝐚𝐫𝐭𝐲 𝐀𝐏𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 -  Docker, Trello, Jira, CloudFront, GitHub, Gitlab, Spotify, AWS, Google API, AWS bucket, XMPP, Socket IO, ✅ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 -  MongoDB, MariaDB, PostgreSQL, SQLite, Mysql, Oracle, Firebase, Firestore, Elastic search ✅ 𝐏𝐚𝐲𝐦𝐞𝐧𝐭 𝐀𝐏𝐈 - PayPal, Stripe, Square, Adyen, Worldpay, Authorize.Net, PayU, Braintree, 2Checkout, Razorpay ✅ 𝐒𝐌𝐒/𝐄𝐦𝐚𝐢𝐥 𝐀𝐏𝐈 - Twilio SendGrid, Amazon Simple Email Service (SES), Mailchimp, Sendinblue, Mailgun, SMTP.com, ClickSend, Nexmo, MessageBird, Elastic Email ✅ 𝐍𝐨𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 - Push notification, Firebase, OneSignal, Reteno, Pusher, Airship, PushEngageOmnisend. ✅ 𝐋𝐢𝐯𝐞 𝐯𝐢𝐝𝐞𝐨 𝐜𝐨𝐧𝐟𝐞𝐫𝐞𝐧𝐜𝐢𝐧𝐠 𝐚𝐧𝐝 𝐜𝐡𝐚𝐭 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧- Skype, Zoom, Slake, Gotomeeting, Google Meet, Google Hangout, Cisco WebEx ✅ 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 𝐂𝐨𝐧𝐭𝐫𝐨𝐥 - Git, Github, Bit bucket, Apache Subversion, GitLab, Assembla, Fossil, BitKeeper. ✅ 𝐓𝐞𝐬𝐭𝐢𝐧𝐠 & 𝐃𝐞𝐛𝐮𝐠𝐠𝐢𝐧𝐠 -  Selenium, Postman, JUnit, TestNG, Apache JMeter ✅ 𝐔𝐈/𝐔𝐗 𝐃𝐞𝐬𝐢𝐠𝐧 -  Figma, Sketch, Adobe XD, InVision, Axure RP, Adobe Illustrator, Adobe Photoshop ✅ 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 - Authentication, Authorization, Encryption, Input Validation, Session Management ,Secure Communication (HTTPS), OWASP Mobile Security ➡️ 𝐔𝐧𝐥𝐨𝐜𝐤 𝐀𝐈'𝐬 𝐩𝐨𝐭𝐞𝐧𝐭𝐢𝐚𝐥 𝐚𝐜𝐫𝐨𝐬𝐬 𝐝𝐢𝐯𝐞𝐫𝐬𝐞 𝐢𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬  -  On Demand │Healthcare │ Finance, Restaurant │eCommerce Logistics │Social Media│Game & Sports│Travel, Real Estate Education│Agriculture│Government│News & Entertainment Events│Wellness ➡️ 𝐖𝐡𝐲 𝐈'𝐦 𝐭𝐡𝐞 𝐏𝐞𝐫𝐟𝐞𝐜𝐭 𝐅𝐢𝐭 𝐟𝐨𝐫 𝐘𝐨𝐮𝐫 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐆𝐫𝐨𝐰𝐭𝐡: -  🔸Top-rated 100% job score with 12+ years of commercial experience. 🔸 Successfully completed over 150 projects with 100 + satisfied clients. 🔸 Accumulated over 5000 hours on Upwork with consistent 5-star ratings. 🔸 Well Commented & Agile Approach into code level. 🔸 Let's take advantages of 30 Min Free Consulting ? 🔸 Demonstrated strong problem-solving abilities. 🔸 Maintain effective communication throughout projects. 𝐋𝐞𝐭'𝐬 𝐭𝐚𝐤𝐞 𝐚𝐝𝐯𝐚𝐧𝐭𝐚𝐠𝐞 𝐨𝐟 𝐨𝐮𝐫 30-𝐦𝐢𝐧𝐮𝐭𝐞 𝐟𝐫𝐞𝐞 𝐜𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧, 𝐯𝐚𝐥𝐮𝐞𝐝 𝐚𝐭 $500. 𝐃𝐨𝐧'𝐭 𝐦𝐢𝐬𝐬 𝐨𝐮𝐭—𝐰𝐡𝐚𝐭'𝐬 𝐡𝐨𝐥𝐝𝐢𝐧𝐠 𝐲𝐨𝐮 𝐛𝐚𝐜𝐤?

I create fast, high-quality content using an AI-first, human-led workflow. With 8+ years in marketing, brand strategy, and content production, I combine advanced generative AI tools (Midjourney, Veo 3.1, Kling 3.0, Seedance 2.0, Nano Banana Pro, ComfUI) with professional creative skills to deliver polished, platform-ready assets. I specialize in: • AI-generated video (Veo 3.1, Kling 3.0, Seedance 2.0) • Photorealistic image generation and product visuals (Midjourney, Nano Banana Pro, Seedream) • Social media content systems and short-form video • Brand storytelling and creative direction • AI-assisted scriptwriting, ideation, and campaign development My work blends precision, speed, and aesthetics. I regularly support brands with: • AI-driven creative concepts for campaigns • Complete content packages for TikTok, IG, and YouTube • Visual production pipelines that reduce cost while increasing output • Hybrid AI + real footage workflows • Consistent brand identity across all assets What you get: • Fast delivery • Clean, modern, emotionally engaging visuals • Transparent process and iterations • Strategic thinking backed by real marketing experience If you want to scale your content production, refresh your brand visuals, or build a standout AI-powered creative system, I can help. Let’s work!

I am a DevOps and Platform architect (cloud as well as on-prem ) with significant experience in domains like embedded, blockchain technologies,big Data, e-commerce and container security. Having worked with AWS (since 2014), GCP (since 2018), Azure(since 2020) , Digital ocean , scaleway and many other cloud provider(IaaS), I have helped clients to onboard and migrate seamlessly with a well designed and planned capacity planning and making informed cost estimations. - AWS operations and its services - EC2,ECS, EKS, Route53, Codedeploy, Cloud formation, CDK, lambda, RDS, Elastic cache, Compliance audits, Billing and cost savings! - GCP, GKE, CloudSQL, Google app engine, Dialogbox, Cloud DNS etc., - Terraform/ansible for infrastructure provisioning on-prem and cloud service providers like AWS,GCP and azure. - Certified kubernetes admin, managed k8s clusters via kops on AWS,GKE,Azure & deployments via helm and contributor to the Kubernetes, helm and kops - Filed RFEs and bugs and report issues to community. - Contributor to Ansible's new releases/modules and reported and fixed bugs. Advise my clients with the best in house practices and keep them updated with the know-hows. - Runtime Container security geek. Hardened Infrastructure and K8s cluster by running penetration tests like application level DDOS and XSS against public facing containers and fixing compromised containers. - Version control/Source code administration - Git, subversion. Branching , merging , tagging , enhancing and embedding policies in server and client side hooks. - Configuration management - Ansible and Puppet geek. Having designed and implemented deployment strategies and integrating tools as per the project demands. - Atlassian tools - Jira, Confluence, Stash configuration, migration and integration them with open source tools like Jenkins, Gerrit and Git to provide a cost-effective and robust solutions. - Vagrant scripts for setting up your development, QA and integration environment within seconds. - Web servers expert : Configuration and setup of apache, nginx and security. - Big Data DevOps Engineer for the Next Data systems and hence well versed with Cloudera automation, Splunk, Elastic search, Kibana, Logstash, Hadoop, Spark deployment. Devised Continuous delivery model for deployment on cluster. - Designed and implemented auto deployment of ghost application on DO & ARM based Scaleway servers with a streamlined CI pipeline.

I'm experienced DevOps with AWS expertise. Linux is better than Windows. GitOps is better than no GitOps. Infra might be covered as IaC wherever it's possible.

Linux System Admin & DevOps Engineer My name is Almiñana Dario I am a expert Linux Server Administrator & PHP, Python programmer having 15+ years experience and ready to work. -- You can see my general skills below -- * Optimization Google Pagespeed, Magento, Wordpress, Drupal, Joomla and other CMS(administration, configuration, audit, optimization, little codding); * OS’s: Debian, Ubuntu, CentOS, RedHat, CloudLinux, Gentoo, FreeBSD (administration, configuration, audit, optimization); * Software Configuration Management: Salt, Ansible; * Web servers: nginx, Apache, SSL, PHP, PHP-FPM, Ruby, NodeJS, Python for all servers mentioned above.(installation, configuration, optimization); * Database servers: MySQL, Postgresql, MariaDB, Percona, MongoDB (installation, configuration, optimization, profiling); * Mail servers: Exim, Postfix, Sendmail, Zimbra, Qmail, Dovecot + Spamassassin, ClamAV; * Webhosting Administration Panels: cPanel, Plesk, VestaCP, Proxmox, ISPManager, Billmanager, VMManager, ISPConfig, DirectAdmin, webmin; * Amazon: AWS setup or Amazon tools; * Virtualization: OpenVZ, XEN, KVM, VMWare, VirtualBox, Docker; * Load balancing via: HAproxy, Nginx, PowerDNS, BIND; * System Backup and Restore automation; * Network services: dns (bind, powerdns), vpn (mpd, pptpd, openvpn), firewalls (iptables, ipfw), file server (samba3/4), proxies (squid, 3proxy, privoxy, nginx), drbd, Ceph, GlusterFS, lsyncd; * Monitoring: Zabbix, Munin, Nagios, Icinga; * FTP: Vsftp, Pureftp, Proftp. * Providers I use: Vultr, DigitalOcean, Linode. Google cloud, Rackspace, GoDaddy, Hetzner, AWS (Amazon Web Services) such as: EC2, Elastic * * Beanstalk, ECS, Auto Scaling, ELB, RDS, VPC, S3, Cloudfront, CloudWatch, IAM, SNS, SES, SQS, Route53, etc. * Other services I am working with: Cloudflare, Namecheap, Godaddy, Docker, TravisCI, Ansible, CodeCov * Source Code Management Systems I prefer: Gitlab, Github, Bitbucket * Automation: Chef, Puppet, Ansible

Hi! I'm here to make sure your project is completed on time and with all the required quality❤️! I believe in strong communication and I'm sure it is one of the main factors that leads to successful project completion! 👩‍💻 I work with a team of web & mobile developers with 406+ successful projects behind us (71,578 Upwork working hours). Just check our work history and feedback:)🌟 We are focused on Javascript development (Node.js, React.js, React native, Next.js, Vue.js, Angular). I love to help my clients reach success in their business and their success is my success! I'm really excited when our projects are working, sales are growing, users are really happy, Google analytics graphs are showing great results. My role is to choose a dedicated expert for your project, taking into account your goals, requirements, background and specific needs. I reply to clients' requests within 12 hours or less. Though we are a team, the assigned developer communicates directly with you as a virtual employee of your company. And you receive an undeniable bonus 🎉: - possibility to extend your team when there is a need to add a new developer - overall protection from our agency. We do care about our reputation! Just drop me a line and I'll reply shortly, and hopefully, this will be a start to our successful long-term cooperation! 👋

From high performance and maintainable back-ends in the cloud, SDLC and feature design work, to the occasional statistics and data science problems. I've been a software engineer since 2018, most of which has been in internal roles. I've hired sub-optimal external contractors myself, so I understand the types of things (like communication and *value-adding* work) that may be most important to you. I tend to deliver.

I am working: - 20+ years on IT - 10+ years on AWS Cloud projects I am a team leader of AWS Advanced Consulting in multiple projects. Self-starter who applies individual initiative to complete the job on time and provides operational and automation support with a 24/7 technical response team staffed by AWS.

Helping startups and enterprises build rock-solid cloud infrastructure. | 🚀 DevOps | Python | 8+ years of Experience | Ex-LinkedIn | Kubernetes, Docker, AWS and GCP. Clients hire me when they need someone who can think like an engineer, build like a developer, and scale like a DevOps pro. I'm not just a DevOps Engineer — I'm also a full-fledged Software Engineer. 🔹 8+ years of experience — LinkedIn, startups, and consulting. 🔹 Kubernetes, Docker, Terraform, Ansible, AWS, GCP 🔹 Python: backend development, automation, API integrations, data pipelines 🔹 CI/CD pipelines, Infrastructure as Code, Monitoring (Prometheus, Grafana) ✅ Contributor to open-source projects ✅ Blogger (kubeblogs.com) Let's work together to make your systems faster, smarter, and more reliable. 🤝