Hi! I'm Dmitriy, a senior full stack developer Are you ready to transform your vision into a state-of-the-art product? Look no further! Here's why I'd be a good fit for your project: 🎯 Expertise: With over 8 years of experience, I develop web and mobile apps that meet industry standards. 🚀 Speed: I'm a strong believer in quick and efficient delivery. Leveraging the latest development frameworks and agile methodologies, I ensure your product gets to market swiftly without compromising quality. 🔑Security: The systems I build follow the best practices in data encryption and secure user authentication, protecting you and your users' information at all times. 📈 Scalability: I build platforms that are scalable, ready to grow with your business and handle increased user demands with ease. Front-End Development ✔ Vue.js | Vuex | Nuxt.js | Vuetify ✔ React.js | Redux | React Native | React TypeScript ✔ JavaScript | TypeScript ✔ HTML5 | CSS3 | SCSS | Bootstrap ✔ jQuery | AJAX ✔ Adaptive Web Design Back-End Development ✔ Laravel | Laravel Livewire | Full Stack Laravel ✔ PHP | Core PHP | Custom PHP | PHP Script ✔ Yii | Yii2 | CodeIgniter | Symfony 4 | Laminas ✔ Backend Nodejs | Express.js | Java Backend engineer | Laravel Vue.js ✔ PHP MySQL | PostgreSQL | MongoDB | Microsoft SQL Server | SQLite ✔ PHP API Development | RESTful API | GraphQL CMS & E-commerce ✔ Familiar with: WordPress developer | WooCommerce | PHP WordPress ✔ Shopify | Shopify Web Developer | ERP Development | CRM Customization Cloud & DevOps ✔ AWS Integration | Amazon Web Services ✔ Docker | Continuous Integration ✔ Apache Server | Vtiger | Shopware Software & Tools ✔ MadCap Flare | Affinity Designer ✔ Database Architecture & Administration ✔ ETL | Transact-SQL | Oracle Database Roles & Specializations ✔ Full Stack Developer PHP | Back-End Developer | Front-End Developer ✔ PHP Laravel Developer | Vue Developer | React Developer | Flutter Laravel PHP Developer ✔ Senior PHP Developer | Senior Backend developer Node.js | Full Stack Developer React Node Industries I Worked With ✔ E-commerce ✔ Healthcare ✔ Real Estate ✔ AI & ChatGPT Integration ✔ Social Media ✔ Sales & Digital Marketing ✔ Education & Legal ☎️ Contact me if you are looking for experienced developer

Hello! Team lead of blockchain developers ready to deliver an AI or blockchain project for your product or idea with over 100 success stories in Upwork. Blockchain skills - +6 years experience in blockchain development for permissioned, and public blockchains. We are developing dapps using Ethereum, and Hyperledger Fabric. - Understand the business requirements for blockchain use cases, developed and applied BC in several business demands ( Medical, supply chain, education, and others). +6 years experience in Blockchain (architect, operation, and developing). +6 product development cycle and complete software cycle. Experience in DeFi smart contracts and yield farming. AI skills +6 years experience in NLP (Topic modeling, NER, Sentiment and emotion analysis). +5 years experience in time series analysis stats, AI model (ARIMA, TBATS, SVM, ANN). +5 years experience developing chatbots with native language. Good experience in Deep learning. +10 publications in the above fields. Details about these projects are in my Upwork and LinkedIn profile. I am flexible and can adjust my working hours to the required hours. All that I need is tell me what I should do and you will have my commitment. Besides, I am leading a team of developers that can work in both domains.

NERDZ LAB is a Clutch B2B award-winning and Upwork Top-rated agency based in Lviv, Ukraine. We offer full-cycle software product development, from prototyping through UI/UX design for MVP validation to market-ready mobile & web app development and ongoing support. What we do: - UI/UX and product design - Mobile app development - Web development - Quality assurance - Consulting Cooperation models: - Time & material - Dedicated development team - Fixed-price Why NERDZ LAB? - Proud recipients of Top Software Development Companies 2021 by Designrush, Clutch’s Top Development & IT Companies in Ukraine for 2021 & Top Creative & Design Companies in Ukraine for 2021, Top App Development Companies in Ukraine since 2017, Industry Experts in Software Development 2021 by Visual Objects, and more. - Minimum employee turnover because we work hard to create a great environment for our top-level developers, and be a reliable partner for our clients. - ISTQB and Laravel certified professionals. - 80+ projects since 2017. - Last but not least: resource-wise full-cycle software product development, full project ownership, exceptional communication, and customer service. We love challenges and are always keen to work with new technologies and ideas. Let's talk about your project! You can always get more information about us on other platforms: 🎯 Company website - nerdzlab.com 🎯 Clutch profile - clutch.co/profile/nerdz-lab#summary

I'm a Machine Learning Engineer with 7+ years of experience, I like to challenge myself with cutting-edge projects related to the Data Science field. Programming languages: Python, R, SQL Data Manipulation & Wrangling: Pandas, Numpy, Scipy, Statsmodels, Scikit-learn, JSON, SQLite, BeautifulSoup Data Visualization and Interpretation: Matplotlib, Seaborn, Plotly, PIL, Bokeh, ggplot Classic Machine Learning: Scikit-learn, LGBM, XGBoost, CatBoost, Optuna, H2O, Imblearn Recommendation Systems: LightFM, Implicit, recommenders, Cornac Computer Vision(classification/segmentation/detection/tracking): Pytorch, PIL, OpenCV, YOLO, STEGO Image Generation(GenAI): StableDiffusion, Dreambooth Large Language Models(LLM): Alpaca, LLaMA, MPT-7B NLP: HuggingFace, NLTK, Spacy, GenSim, TextBlob, polyglot, CoreNLP, Pattern Cloud: AWS S3, AWS EC2, AWS SNS, AWS RDS, AWS Auto Scaling, AWS Lambda, AWS CloudWatch, RunPod Deployment: Streamlit, Fastapi, Docker, Flask Tools: Jira, Trello, Git, BitBucket, GitLab, VSCode, Jupyter Notebook, DockerHub, DigitalOcean Our Key Stats & Achievements 🏆 194+ successful projects completed on Upwork with global clients 💲 $5M+ earned on Upwork through high-impact full-stack and AI solutions ⏱ 55,121+ hours billed, proving long-term client trust and engagement 💼 600+ total projects delivered since 2000 across AI, web, and mobile 📚 100% of developers hold engineering degrees, ensuring expert-level technical depth 👩‍💻 Advanced AI team includes Kaggle competition masters and top ML researchers 📊 99%+ job success rate, reflecting top-tier performance and consistency 🚀 25+ AI-driven apps deployed in FinTech, EdTech, and HealthTech 🧠 30+ machine learning models built and optimized for live environments 🌎 20+ industries served, from startups to Fortune 500 clients 🧱 Founded in 2000, bringing 24+ years of experience in software innovation 🛠 40+ React + Python full-stack solutions developed for scalable applications ⚡ High-load systems deployed to serve thousands of concurrent users 📈 Client ROI increased by up to 70% in AI automation projects 💬 Featured in Forbes, MBN Magazine, and Helsinki Times for client success stories If you are seeking a dependable, innovative, and top-notch ML expert, you've arrived at the correct destination - I am enthusiastic about becoming your trusted long-term collaborator. Let us embark on this journey together and begin our collaboration! Keywords for me: Python | R | SQL | Machine Learning | Data Science | Deep Learning | Artificial Intelligence | MLOps | Generative AI | GenAI | LLM | Large Language Models | LangChain | RAG | Vector Database | Pinecone | FAISS | ChromaDB | Weaviate | Milvus | Haystack | HuggingFace Transformers | OpenAI API | GPT-4 | Claude | Vertex AI | Bedrock | Agentic AI | AutoGPT | BabyAGI | CrewAI | LangGraph | AI Agents | Memory-augmented Agents | Prompt Engineering | Retrieval-Augmented Generation | Conversational AI | Chatbot Development | Voicebot | Whisper ASR | Audio AI | Stable Diffusion | Dreambooth | DALL·E | Midjourney | Computer Vision | YOLO | OpenCV | Image Segmentation | Image Classification | Object Detection | Pytorch | TensorFlow | Keras | ONNX | CVAT | Label Studio | NLP | Text Classification | Named Entity Recognition | Sentiment Analysis | Topic Modeling | Summarization | Translation | HuggingFace | Spacy | NLTK | Gensim | OpenAI Whisper | LlamaIndex | Alpaca | LLaMA | Mistral | MPT | MosaicML | Fine-Tuning | Few-shot Learning | Zero-shot Learning | Reinforcement Learning | Recommendation System | LightFM | Implicit | Recommenders | Time Series Forecasting | Anomaly Detection | Clustering | XGBoost | LightGBM | CatBoost | Optuna | H2O.ai | Pandas | Numpy | Scipy | Scikit-learn | Statsmodels | Data Wrangling | Feature Engineering | Model Evaluation | Explainable AI | SHAP | LIME | Data Visualization | Plotly | Matplotlib | Seaborn | Bokeh | Streamlit | Gradio | FastAPI | Flask | Docker | Kubernetes | MLflow | DVC | Git | GitHub Actions | GitLab CI/CD | Jupyter Notebook | Google Colab | AWS SageMaker | AWS Lambda | AWS EC2 | AWS S3 | AWS RDS | Google Cloud AI Platform | Vertex AI | Azure ML | RunPod | DigitalOcean | API Integration | SaaS AI | Full-Stack AI | End-to-End ML Projects | ChatGPT Integration | Automation | AI Copilot Development | Data Pipelines | ETL | Apache Airflow | Kafka | Redis | MongoDB | PostgreSQL | SQLite | NoSQL | SQLAlchemy

Hi! I'm a Full Stack web/mobile developer with 20 years of experience delivering high-impact software solutions across web and mobile platforms. I specialize in building scalable full stack systems and modern mobile apps for iOS and Android, combining technologies like PHP, Python, Node.js, React, Angular, React Native, and Flutter. Tech Stack ✅ Backend: PHP, Python, Node.js, Express.js, FastAPI, Laravel, Django, CodeIgniter, Symfony ✅ Frontend: React.js, Angular, Vue.js, JavaScript, TypeScript, HTML5, CSS3, Tailwind ✅ Mobile: React Native, Flutter, Swift (iOS), Kotlin (Android), Objective-C, Java ✅ Databases: MySQL, PostgreSQL, MongoDB, Redis, ElasticSearch ✅ DevOps & Infra: AWS, Docker, Kubernetes, CI/CD, GitHub Actions, GitLab CI, Jenkins ✅ Version Control: Git (GitHub, GitLab, Bitbucket) Mobile Development Expertise ✅ Cross-platform: React Native, Flutter ✅ Native iOS: Swift, Objective-C ✅ Native Android: Kotlin, Java ✅ Push notifications, offline sync, camera & GPS integration ✅ Firebase, Apple/Google Pay, In-App Purchases ✅ App Store & Google Play deployment, CI/CD pipelines for mobile What I Offer ✔️ Full Stack Development across web & mobile ecosystems ✔️ Cross-platform & native mobile app development ✔️ End-to-end delivery: architecture, backend, frontend, mobile ✔️ Scalable backend APIs and secure infrastructure ✔️ UX-optimized mobile apps with real-time features ✔️ Agile delivery and post-launch support Industries & Solutions 💼 SaaS Platforms (B2B & B2C) 💰 Fintech tools and dashboards 🧠 AI Tools & Chat Interfaces 🏥 MedTech and patient platforms 🏢 Real Estate listing portals 🛒 eCommerce + Marketplace solutions 📚 EdTech & LMS 🧾 CRM, ERP, Admin systems Why Work With Me & CodeIT ✔️ 20 years of cross-platform development experience ✔️ Delivered 400+ successful web and mobile projects ✔️ Expert in both Full Stack and Mobile solutions ✔️ ISO/IEC 27001-certified, GDPR & HIPAA compliant ✔️ Trusted by global clients for scalable, secure systems 📨 Let’s bring your mobile and full stack vision to life. Message me to get started!

🌍 GIS and custom geospatial software specialist | 7+ years of experience | 54+ global projects completed I transform cartographic data into clear business value and create custom applications for their seamless operation. I analyze cartographic materials and develop full-featured solutions using Java, Python, and AWS — from crop monitoring tools and NDVI-based dashboards to real-time tracking and route optimization systems. Over the past seven years, I have: * Digitized 153,000 hectares of topographic maps * Processed 35,000 hectares of LiDAR and 800,000 hectares of images from unmanned aerial vehicles * Managed teams of developers who created web, desktop, and mobile GIS solutions that reduce manual operations by 70% What I can do for you 🔧 * Web/mobile applications based on GIS * Platforms for smart farming or AgriTech * Navigation/mapping tools with real-time features * Clean, scalable architecture for spatial data * Post-processing and classification of LiDAR/Mobile LiDAR * Photogrammetry and orthophoto generation * Satellite image analysis * CAD/BIM (2D and 3D models, dimensional drawings) * Custom GIS software development — portals, dashboards, spatial APIs, plugins Why work with me ✅ * All-in-one team: I am supported by a specialized agency of GIS engineers and full-stack developers — scalable resources when you need them. * A set of tools you know: ArcGIS, QGIS, Global Mapper, AutoCAD, Revit, PostGIS, Python, JavaScript, React, Node. * Clear communication: regular demonstrations, documented work processes, no surprises regarding budget or deadlines.

𝐄𝐱𝐩𝐞𝐫𝐭-𝐕𝐞𝐭𝐭𝐞𝐝: 𝐓𝐨𝐩 𝟏% 𝐢𝐧 𝐀𝐈-𝐃𝐫𝐢𝐯𝐞𝐧 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, 𝐌𝐨𝐛𝐢𝐥𝐞, 𝐚𝐧𝐝 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 With over 19 years of experience as a full-stack software engineer, I specialize in integrating AI-driven solutions, automating complex systems, and delivering robust mobile and web applications. My journey as a technology leader includes launching over 50 applications through my dev shop, Materialize Labs, and serving as CTO for multiple startups. I currently sit on the board and advise emerging companies, leveraging my expertise to foster innovation and growth. 𝐊𝐞𝐲 𝐒𝐤𝐢𝐥𝐥𝐬 & 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 • 𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: Expert in AI integration, including OpenAI, Anthropic, and cutting-edge open-source models like Llama and Mistral. Skilled in developing AI-driven automation systems to enhance productivity and decision-making. • 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Proficient in building robust, scalable web and mobile applications. Experienced with front-end technologies like React, Next.js, and Vue and back-end frameworks such as Node.js, PHP (Laravel), and Python (Django). • 𝐌𝐨𝐛𝐢𝐥𝐞 & 𝐂𝐥𝐨𝐮𝐝 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬: Skilled in mobile app development using React Native, Swift, and Kotlin. Experienced with cloud infrastructure on AWS, DigitalOcean, and GCP for seamless deployment and scalability. • 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: Expertise in DevOps practices, ensuring efficient CI/CD pipelines and infrastructure management. Proficient with SQL, NoSQL, and DynamoDB to support data-driven applications. 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 𝐈 𝐔𝐬𝐞 • 𝐀𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: OpenAI, Anthropic, Google, Open-source (Llama, Mistral) • 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React, Next.js, Vue • 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: Node.js, PHP (Laravel), Python (Django) • 𝐌𝐨𝐛𝐢𝐥𝐞: React Native, Swift, Kotlin • 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: SQL, NoSQL, DynamoDB • 𝐃𝐞𝐯𝐎𝐩𝐬: AWS, DigitalOcean, GCP, Azure 𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝐀𝐩𝐩𝐫𝐨𝐚𝐜𝐡 • 𝐈𝐧𝐧𝐨𝐯𝐚𝐭𝐢𝐨𝐧 & 𝐋𝐞𝐚𝐝𝐞𝐫𝐬𝐡𝐢𝐩: As a seasoned engineer, I lead with innovation and a commitment to delivering quality solutions. My approach is rooted in strategic planning and agile methodologies to ensure successful project outcomes. • 𝐂𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐢𝐨𝐧 & 𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧: I prioritize clear, responsive communication and collaborative partnerships, ensuring that your vision is realized with precision and excellence. • 𝐂𝐨𝐧𝐭𝐢𝐧𝐮𝐨𝐮𝐬 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠: Passionate about lifelong learning, I continuously refine my skills and stay abreast of the latest technological advancements to bring the best solutions to your projects. Let’s collaborate to transform your ideas into powerful applications, whether they be AI-enabled, mobile, or web-based, that stand out in the industry. Together, we’ll leverage cutting-edge technology to drive your success.

🔥 Helped more than 50+ businesses turn their ideas into lucrative products: • A book-writing platform with 100k users • A platform used to evaluate teachers for the US government • An open-source platform for building chatbots with 9,5K stars on GitHub • A Trello competitor with a 20.000 user-base • A tool to automate transcriptions within a corporation with 20,000 consultants • A visualization tool for a furniture production corporation etc. Specialization: • Web Development • Mobile Development • Dedicated Development Team • Progressive Web Apps • Cloud App Development • Machine Learning & AI • Chatbots • Internet of Things Tech Stack: Node.js, Nest.js, Next.js, React, TypeScript, Elixir, Vue.js, Express.js, Fastify, Angular, Svelte.js, Meteor (legacy), Aurelia (legacy), PhoneGap (legacy), Flutter, React Native, Elixir, Rust, MongoDB, MySQL, REST API, GraphQL, PayPal API, Braintree API, Stripe API, Elasticsearch Industries: 🎓 Education 💰 Finance and Banking 🏥 Healthcare 🤝 Nonprofit 🧑🏻‍💻 e-Learning 📊 LMS 📦 Logistics 🏡 Real Estate 🛒 Retail 🌱 Agriculture 👔 🎓Employee Training ⭐Working 8 years as a Lead Developer at Keenethics and having over 15 years of experience as a Full-Stack Developer, I'm always aware of the latest development trends and top advantageous solutions for your project. I deliver complex web and mobile apps from scratch. You're one click away from making a software solution for your business, I will be happy to provide you a technical consultation and estimate the time needed to make your project top-notch. Press the "Invite" button at the top of my profile, and let's chat🚀

Structural Engineer expert with 22 years of international experience designing commercial, industrial, and residential structures across 18+ countries, including 70% of projects executed under US codes (IBC 2021, ACI 318-19, AISC 360-22, ASCE 7-22). What I deliver: Complete structural design packages — from gravity and lateral load analysis through final stamped-ready calculations and detailed drawings. I have successfully completed projects in 13 US states (CA, WA, FL, IL, GA, MS, MO, PA, TN, TX, NE, CO, AZ), working with engineering firms, architects, and developers as their remote structural design partner. Core capabilities: • Concrete design — flat slabs, post-tensioned slabs, shear walls, foundations (ACI 318-19) • Steel design — moment frames, braced frames, connections, industrial platforms (AISC 360-22) • Lateral systems — seismic and wind load analysis per ASCE 7-22 • Cold-formed steel design (AISI S100) • Foundation design — shallow, deep, mat foundations • Bridge components and structural assessments (AASHTO LRFD) International code expertise: US (IBC, ACI, AISC, AISI, ASCE), Europe (EN/Eurocode), UK (BS), Canada (NBCC), Australia/NZ (AS/NZS), Saudi Arabia (SBC), Russia (SP/SNiP). This breadth makes me particularly valuable for multi-jurisdiction projects and peer review of designs originating in different code environments. Software (daily use): • ETABS, SAP2000, SAFE for analysis and design • IDEA StatiCa for connection design • TEKLA Structures for detailing • TEDDS, PROKON, RAM Connection, Limcon for verification • AutoCAD and for drawings. How I work: I respond to all messages within 4 business hours, deliver structured calculation packages that pass peer review, and communicate proactively about scope, assumptions, and risks. My deliverables include cover sheets, design narratives, hand-calc validations, software output with annotations, and CAD drawings — formatted to your engineering firm's standards. Best fit for: • Engineering firms needing reliable overflow capacity • Architects seeking long-term structural partner • Developers requiring clear engineering communication • International clients designing for the US market • Project owners needing third-party peer review. Available for both fixed-price and hourly engagements. Let's discuss your project — share the scope and I'll respond with a clear approach within hours.

I am keen engineer with an interest in multiple sciences, currently working full-time on Upwork and available mainly around GMT working hours 8am-6pm. My competences include: -Thermal Fluid System Engineering. -Design services. -Computational Fluid Dynamics [CFD]. -Stress Analysis [FEA] for coupled CFD analysis. -Thermal analysis -Data Analysis -MS Excel Workbook Building. -Experienced Consultant. -Technical Writer. As I mostly work with opensource software 5% of my earnings goes toward the software developers, The Software I am using at the moment include: -OpenFOAM -Elmer -Salome meca -PrePoMax -FreeCAD -Python -MS Excel -Energyplus