I'm a Full Stack Engineer with over eight years of experience in architecting, scaling, and maintaining complex web applications across diverse industries. I stand out for delivering high-performance and fault-tolerant backend microservices that guarantee integrity and rapid growth for SaaS and enterprise platforms. I'm thrilled to lead projects from their initial architecture to secure, production deployments. What I Offer: • Microservices & API Architecture: Developing and implementing scalable backend microservices using Node.js, NestJS, and Ruby on Rails; developing strong REST and GraphQL APIs. • Performance Engineering: Implemented query optimization, caching mechanisms with Redis ElasticCache, and horizontal scaling strategies while ensuring the responsiveness of the system. • Complex Integrations: Seamlessly integrating important third-party services, such as Stripe, Salesforce, Zuora, Hubspot, Twilio, and Elasticsearch, that drive core business workflows. • DevOps & Cloud: Managed cloud infrastructure on AWS (EC2, RDS, S3) and Heroku. Responsible for overall system architecture and scalability. • Technical leadership, including mentoring of junior team members, code reviews, and technical decision making. Key Architectural Wins (Quantified Impact): • Performance: Improved average API response times by query optimization and implementing different levels of caching on multiple projects. • Architecture: Conceptualized and implemented a scalable, maintainable architecture for a Rails project; improved code organization, reusability, and lowered costs. • Deployment: Implemented applications with the use of serverless EC2, S3 buckets, Redis ElasticCache, and RDS databases for reliable data management and storage. Integrity: Custom authentication implementors and classes for authorization were implemented to devise better error handling and thus secure access to resources.

🟢 100+ successful projects | Top Rated Plus | 10+ years of experience 🟢 I help businesses collect reliable data, automate workflows, integrate APIs, and build AI-powered systems that reduce manual work and turn messy processes into clean, scalable, production-ready solutions. I’m Sergii, Senior Automation & AI Engineer at DataOx. For 10+ years, we’ve helped startups, small businesses, and growing teams build custom data extraction systems, workflow automation tools, API integrations, backend platforms, data pipelines, and practical AI automation solutions. What I can help you with: • Web scraping & data extraction Custom scraping systems for websites, marketplaces, directories, eCommerce platforms, real estate platforms, job boards, online portals, social networks, and other public or structured data sources. • Data processing & data pipelines Cleaning, structuring, normalizing, transforming, and preparing data for reporting, analytics, dashboards, CRMs, databases, Google Sheets, Airtable, internal tools, or AI systems. • Workflow automation & browser automation Automation systems that replace repetitive manual work, connect tools, handle business logic, run scheduled processes, and reduce operational workload over time. • API integration & backend systems REST API integrations, third-party API connections, custom API development, backend logic, database workflows, admin panels, internal platforms, and scalable business systems. • AI automation & AI-powered tools AI agents, ChatGPT / OpenAI API integration, Claude, Gemini, AI-driven workflows, document processing, natural language interfaces, AI-generated reports, classification, extraction, and decision-making support systems. • Existing system improvement Bug fixing, refactoring, stabilization, performance improvements, error handling, documentation, feature enhancements, and long-term support for existing automation, scraping, backend, or AI systems. Typical projects we build: • Web scraping and data extraction platforms • Price monitoring and competitor monitoring tools • Lead generation and contact data collection systems • Workflow automation and process automation tools • API integrations between CRMs, databases, SaaS tools, and internal systems • AI-powered assistants, AI agents, and business automation tools • Document parsing, classification, and reporting systems • Data pipelines, ETL processes, and structured datasets • Dashboards, admin panels, and backend web applications • Google Sheets, Airtable, Telegram bot, and email automation workflows Why clients work with us: • Strong experience with similar projects • Clear understanding of technical requirements and business goals • Reliable communication and structured project delivery • Clean, maintainable, and scalable architecture • Strong problem-solving approach • Ability to handle changing requirements and real-world edge cases • Production-ready solutions with error handling and clear documentation • Long-term support after the first version is delivered Tech stack and tools: Python, Java, FastAPI, Django, Spring Boot, PostgreSQL, MySQL, MongoDB, REST APIs, Selenium, Playwright, Scrapy, BeautifulSoup, Pandas, ETL pipelines, cloud services, OpenAI API, ChatGPT, Claude, Gemini, Google Sheets API, Airtable API, CRM APIs, payment APIs, and custom backend systems. I work best with clients who need more than just a quick script. If you need an experienced developer or technical partner who can understand the goal, clarify the scope, build a reliable solution, and support it over time, I can help. Send me a message with your project details, data sources, tools, API requirements, or current workflow, and I’ll help you define the best technical approach.

Hi, I'm Dhruv, an experienced AI & Machine Learning Specialist with a strong background in building intelligent solutions that transform data into actionable insights. With over 6 years of experience, I specialize in leveraging advanced machine learning techniques and AI frameworks to develop scalable, efficient, and innovative models. I am proficient in both supervised and unsupervised learning methods, along with a deep understanding of natural language processing (NLP) and computer vision. My work focuses on creating robust AI solutions, including chatbots, text processing systems, speech-to-text applications, and custom AI-driven platforms tailored to your specific needs. Key Expertise Areas ✔️ Predictive Modeling & Statistical Analysis ✔️ Supervised and Unsupervised Machine Learning ✔️ Deep Learning Frameworks & Neural Networks ✔️ Natural Language Processing (NLP) – Text Summarization, Sentiment Analysis, Text Classification ✔️ Custom Chatbot Development – AI-Powered Assistance ✔️ Speech Recognition & Text-to-Speech Systems ✔️ Computer Vision – Object Detection, Image Analysis, and Processing ✔️ LLM Integration – Fine-tuning Models, Prompt Engineering ✔️ Data Preprocessing & Cleaning for High-Quality Insights Tools and Technologies I Work With Programming Expertise: Python, Node.js AI & ML Frameworks: TensorFlow, PyTorch, Keras NLP Tools: spaCy, gensim, NLTK Data Handling Libraries: Pandas, NumPy, Scikit-learn Visualisation: Matplotlib, Seaborn Cloud Platforms: AWS, Google Cloud Database Systems: MongoDB, PostgreSQL, MySQL Why Choose Me? As an AI and machine learning enthusiast, I thrive on solving complex challenges with tailored, data-driven solutions. My passion for innovation and a results-oriented approach ensures that every project I undertake delivers value and exceeds expectations. I'd love to collaborate with you if you're looking for an expert to bring your AI ideas to life or optimize your business workflows through advanced machine learning. Let’s unlock the power of AI together!

Client's review ⭐⭐⭐⭐⭐ 5.0 "Their work was excellent. Alesia and the team were great to work with. They helped me get my start-up from idea to MVP. They were professional, organized, detail-oriented, and above all, got the job done. I would absolutely recommend Alesia and team to other clients." ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ 150+ Marketplaces Launched | Verified Stripe & Sharetribe Partner ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ Are you looking for an expert Sharetribe developer and Full Stack developer to build a high-performing multi vendor marketplace? Whether you are launching a startup or scaling an enterprise platform, Roobykon Software specializes in creating robust, scalable solutions using Sharetribe, Sharetribe Flex, and Sharetribe Go. As an Official Sharetribe development partner and Stripe verified partner with over 14 years of experience, our team of skilled marketplace developers has launched over 150 successful platforms. We deliver secure, customized ecommerce and marketplace solutions tailored to your unique vision. We don't just write code; we build businesses. From Airbnb-style rental platforms to Amazon - like e-commerce sites, we have successfully delivered over 150 marketplaces for clients in 50+ countries. ✔️ Expertise in the Sharetribe Ecosystem: ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ 🔸Sharetribe Flex: Custom-tailored marketplace development for unique user flows and advanced API integrations. 🔸Sharetribe Go: Rapid deployment and customization for SaaS-based marketplace solutions. 🔸Customization & Migrations: Moving platforms from WordPress, Bubble, WooCommerce, Shopify, and Magento to a dedicated Sharetribe environment. ✔️Core Tech Stack: ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ ▪️Backend: Ruby, Ruby on Rails, Node.js, PHP, Laravel, Python ▪️Frontend: React, JavaScript, Next.js, jQuery, HTML5, CSS3 ▪️Mobile Apps: React Native ▪️Cloud & DevOps: Amazon Web Services (AWS), DevOps, API Integration ▪️CMS: WordPress Why Choose Me? ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ 🔹#1 Sharetribe Development Team: Verified Sharetribe partner and trusted by Sharetribe itself to help build their platform. 🔹With over 150 marketplaces successfully developed, we have built marketplace websites similar to Amazon, Airbnb, Booking, Etsy, TaskRabbit, Facebook Marketplace, Wallmart Marketplace, and others. 🔹End-to-End Solutions: Discovery phase, UI/UX design, full stack development, and long-term maintenance. 🔹Payment & Integration Experts: Advanced setup for Stripe Connect, PayPal, MangoPay, and Tipalti, including complex transaction flows and tax automation (Stripe Tax, Avalara). 🔹SEO & Growth Focused: We build with SEO for marketplaces in mind to ensure your platform is discoverable from day one. Our team specializes in developing a range of e-commerce and multi-vendor platforms, including product marketplaces, service marketplaces, job and gig marketplaces, rental marketplaces, NFT marketplaces, and real estate marketplaces. Marketplace Features We Specialize In: ➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖➖ ▫️Instant & Request-based booking systems. ▫️Reverse marketplaces (customers post, vendors bid). ▫️Subscription models and tiered membership features. ▫️Multi - currency and global shipping integrations. ▫️AI - driven features for search and recommendations. I am ready to rescue "failed" projects or start your vision from a clean slate. Let’s turn your marketplace idea into a competitive, revenue-generating reality. Click the "Hire" button or book a consultation to discuss your project requirements!

Hi there! 👋 I'm a Senior Ruby on Rails and Full Stack Developer with over 10 years of experience building high-quality, scalable, and performance driven web applications. I specialise in turning complex ideas into robust digital solutions, combining backend expertise, modern frontend technologies, and cloud infrastructure to deliver end-to-end systems that meet your business goals. I have successfully led and delivered projects using Ruby on Rails, Angular, ReactJS, Node.js, and other cutting-edge technologies, backed by strong database expertise in PostgreSQL, MySQL, MongoDB, and Cassandra. I also integrate AI-driven features, modern frontend frameworks like Next.js, and microservices architecture for scalable and maintainable platforms. My approach is client-focused: I take the time to understand your vision, design tailored solutions, and ensure smooth implementation from project planning to deployment and maintenance. I value clear communication, timely delivery, and long-term collaboration. Skills & Expertise: - [Backend]: Ruby on Rails, Node.js, API development, AI/ML integrations (OpenAI, Anthropic, Langchain.rb) - [Frontend]: Stimulus, Angular, ReactJS, Next.js, TypeScript, JavaScript, Bootstrap - [Databases]: PostgreSQL, MySQL, MongoDB, Cassandra - [DevOps & Cloud]: AWS, Heroku, Docker, Nginx, Apache, CI/CD, Capistrano - [Code Management & Testing]: Git, GitHub, Bitbucket, GitLab, Subversion, RSpec, TDD - [Markup & Styling]: HTML, Haml, Slim, CSS, SCSS - [Collaboration & Leadership]: Team management, agile workflows, code reviews, mentoring I help clients launch new platforms, modernize legacy systems, and integrate advanced features with a focus on scalability, security, and performance. Whether you need a custom web application, an upgrade to an existing system, or ongoing technical support, I bring both expertise and a collaborative approach to your project. Let's discuss your project and turn your ideas into a solution that drives real value.

Want to transform your customer experience with intelligent automation instead of just routing calls? As an Expert-Vetted Freelancer (Top 1% on Upwork) and a 3X Certified AWS Professional, I specialize at the intersection of Cloud Telephony, Generative AI orchestration, and enterprise-grade microservices. With over 18 years of hands-on expertise in Cloud Architecture and Customer Experience (CX), I don’t just deploy software—I architect high-performance, end-to-end ecosystems that drive measurable operational ROI. Whether you need to modernize a legacy platform, build a zero-latency conversational Voice AI agent, or securely sync data across enterprise systems, I ensure your architecture is airtight, compliant, and lightning-fast. WHAT I BRING TO YOUR PROJECT ━━━━━━━━━━━━━━━━━ ▪ Telephony Expertise (Twilio Flex & Amazon Connect): Seamless UI 1.x to 2.x migrations, custom plugin development, TaskRouter optimization, and real-time streaming (Kinesis/Media Streams). ▪ Production-Ready GenAI: Implementation of Amazon Bedrock, ElevenLabs, and VAPI to build conversational agents, live smart-replies, and dynamic knowledge base lookups (RAG). ▪ End-to-End Development: Full-stack capabilities utilizing a modern React + Tailwind CSS frontend backed by secure, robust AWS serverless microservices. ▪ Enterprise Security: Proven experience handling sensitive workflows using mTLS handshakes, secure token exchange, and encrypted Secrets Management. CORE TECH STACK & SPECIALIZED SOLUTIONS ━━━━━━━━━━━━━━━━━━━━━━━ ▪ Amazon Connect & AWS Ecosystem: Connect Streams API, Custom CCP, Lambda, API Gateway, DynamoDB, AppSync (Real-time Analytics), Bedrock, Textract, and Transcribe. ▪ Twilio Ecosystem: Flex 1.x to 2.x Migrations, custom Plugin Development, TaskRouter, Programmable Voice/SMS/WhatsApp, and Media Streams for real-time audio routing. ▪ UI/UX Frontend: Clean, modern, responsive dashboards built with React and Tailwind CSS for seamless agent and supervisor experiences. ▪ Backend & API Frameworks: High-performance Node.js development using Fastify (optimized for low overhead and blazing-fast JSON serialization) and Express. ▪ AI & NLP: VAPI, Retell.ai, Amazon Bedrock (Agents & Knowledge Bases), OpenAI, Google Dialogflow CX, Amazon Lex. CERTIFICATIONS ━━━━━━━━ 1. AWS Certified Solutions Architect – Associate 2. AWS Certified Developer – Associate 3. AWS Certified SysOps Administrator – Associate 4. Twilio Flex & API Accredited Specialist

I am a motivated software engineer with experience in Flutter, Dart, and cutting-edge technologies. I have a track record of producing top-notch mobile apps for numerous sectors. I am adept at putting into practice user interfaces based on UI/UX design, state management, and API integration. Along with being a competent leader and collaborator, I also have strong debugging and problem-solving abilities. I am passionate about software development and am always looking for new challenges. I am a quick learner and always eager to adopt new technologies. Expertise: ✅ Cross-Platform Mobile App Development | Flutter apps for iOS, Android & Web ✅ UI/UX Implementation | Pixel-perfect, responsive, and modern mobile experiences ✅ Clean Architecture & State Management | MVVM, Provider, Riverpod, BLoC, GetX ✅ API Integration | Firebase, REST, GraphQL, Node.js backends ✅ Backend Development | Rest API | Node.js | Express | Flask ✅ Cloud Services | Firebase, GCP ✅ Platforms and tools | MacOS | Github | Jira ✅ Deployment | Play Store & App Store publishing Other programming languages: Java | Javascript | Kotlin | Python Why me? - 4+ years of experience designing and developing Mobile applications with Flutter and Dart - Consistently quick delivery with high-quality - Strong communication skills to effectively address client needs. - Proven problem-solving abilities to tackle challenges efficiently. - Great attention to detail in every aspect of the project.

🚀 𝗔𝗜-𝗣𝗼𝘄𝗲𝗿𝗲𝗱 𝗣𝗶𝘁𝗰𝗵 𝗗𝗲𝗰𝗸𝘀 & 𝗣𝗼𝘄𝗲𝗿𝗣𝗼𝗶𝗻𝘁 𝗗𝗲𝘀𝗶𝗴𝗻 𝘁𝗵𝗮𝘁 𝗗𝗿𝗶𝘃𝗲 𝗗𝗲𝗰𝗶𝘀𝗶𝗼𝗻𝘀 I create high-impact 𝗽𝗶𝘁𝗰𝗵 𝗱𝗲𝗰𝗸𝘀, 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻𝘀, and 𝗳𝗶𝗻𝗮𝗻𝗰𝗶𝗮𝗹 𝘀𝘁𝗼𝗿𝘆𝘁𝗲𝗹𝗹𝗶𝗻𝗴 𝗱𝗲𝗰𝗸𝘀 using a smart mix of 𝗔𝗜, 𝗣𝗼𝘄𝗲𝗿𝗣𝗼𝗶𝗻𝘁 𝗱𝗲𝘀𝗶𝗴𝗻, 𝗘𝘅𝗰𝗲𝗹 𝗮𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀, and 𝗱𝗮𝘁𝗮 𝘃𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻. My goal is simple: turn your raw content, numbers, and ideas into a clear, persuasive, and visually polished presentation that saves time, engages your audience, and supports better business decisions. 💼 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 𝗜’𝘃𝗲 𝗛𝗲𝗹𝗽𝗲𝗱 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗔𝗰𝗵𝗶𝗲𝘃𝗲: ⦿ Created a data-driven pitch deck that helped secure $𝟭𝟱𝟬,𝟬𝟬𝟬 in investment ⦿ Used Excel analytics to support a startup in raising $𝟮.𝟱𝗠 in funding ⦿ Improved audience engagement and retention through clear visual storytelling ⦿ Designed presentations used for branding, sales, funding, training, and product launches 📊 𝗪𝗵𝗮𝘁 𝗜 𝗖𝗮𝗻 𝗖𝗿𝗲𝗮𝘁𝗲: ⦿ Investor Pitch Decks ⦿ Sales Presentations & Business Proposals ⦿ Company Profiles & Corporate PitchBooks ⦿ Financial Reports, Annual Reports & Dashboards ⦿ Training, Masterclass & Educational Decks ⦿ Brochures, Flyers, White Papers & Marketing Materials 🔥 𝗠𝘆 𝗔𝗜-𝗘𝗻𝗵𝗮𝗻𝗰𝗲𝗱 𝗔𝗽𝗽𝗿𝗼𝗮𝗰𝗵: ⦿ AI-assisted content structuring and slide flow ⦿ Custom PowerPoint design, not generic templates ⦿ Excel-based insights, charts, and financial visuals ⦿ Clean infographics and data storytelling ⦿ Professional animations and interactive elements ⦿ Human design polish for a premium final result 💬 𝗖𝗹𝗶𝗲𝗻𝘁 𝗙𝗲𝗲𝗱𝗯𝗮𝗰𝗸: “Turned plain PowerPoint text into a masterpiece full of visuals and flow.” “The Picasso of PowerPoint!” 🤝 𝗪𝗵𝘆 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲? Because I combine 𝗔𝗜 𝘀𝗽𝗲𝗲𝗱, 𝗵𝘂𝗺𝗮𝗻 𝗰𝗿𝗲𝗮𝘁𝗶𝘃𝗶𝘁𝘆, 𝗳𝗶𝗻𝗮𝗻𝗰𝗶𝗮𝗹 𝘂𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱𝗶𝗻𝗴, and 𝗽𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗱𝗲𝘀𝗶𝗴𝗻 to create presentations that look great, communicate clearly, and help influence decisions. 📩 Let’s create a presentation that is clear, modern, persuasive, and built to win.

As a forward-thinking Senior Engineer and Team Leader with over two decades of experience, I work as a full stack developer specializing in Video Streaming and real-time communication solutions based on WebRTC. I combine strong architecture thinking with hands-on delivery, acting both as a technical leader and a practical full stack web developer who understands real product needs and builds scalable WebRTC-powered systems. Today, my focus as a full stack developer includes the strategic application of advanced AI technologies alongside WebRTC-based real-time communication platforms. I actively work with OpenAI APIs, Whisper for speech recognition, LLaMA2 for open-source large language models, and LangChain for building AI-driven workflows. This positions me as a full stack developer AI who can integrate intelligence directly into real-world WebRTC video and streaming products. Throughout my career as a full stack developer, I’ve contributed to Telemedicine, Online Education, and Real-time Entertainment by building WebRTC-powered communication platforms. I’ve led teams delivering webinar platforms, live chat systems, and complex real-time applications, acting both as a senior web developer and system architect who ensures scalability, security, and long-term maintainability for WebRTC infrastructures. In AI-focused projects, I operate as a full stack developer who bridges data, logic, and user experience inside WebRTC-enabled applications. My team and I integrate conversational AI, speech-to-text, and knowledge-driven systems using OpenAI, Whisper, and LLaMA2. With LangChain, we design intelligent pipelines that automate workflows and data processing, enhancing WebRTC communication platforms with AI-driven capabilities. WebRTC remains a core part of my work as a full stack developer, especially for building high-performance real-time systems. We design everything from low-latency WebRTC infrastructure to complete applications, delivering solutions that work seamlessly across web and mobile. This includes building scalable video streaming app architectures capable of handling thousands of concurrent users through WebRTC. As a full stack developer, I also provide consulting and development services across North America and Europe, helping companies design and build WebRTC-based video communication platforms. I work with companies in Entertainment, E-Learning, Healthcare, and Finance. Depending on project needs, I act as a React developer, Wordpress developer, or mobile app developer while implementing scalable WebRTC solutions. Our services as a full stack developer team include system architecture, UI/UX design, and custom development of WebRTC streaming and real-time communication platforms. We build modern interfaces, robust back-ends, and real-time systems, including secure WebRTC video stream delivery for live and on-demand use cases. We have worked with most of the major Webinar and Online Education platforms on the market, delivering solutions as a full stack developer team that understands both the business and technical sides of WebRTC video streaming products. We frequently modernize existing platforms and migrate legacy systems to scalable cloud-based architectures built around WebRTC technologies. As a full stack developer, I’ve led the creation of webinar systems, live chat apps, WebRTC video conferencing platforms, real-time video auctions, messengers, e-learning platforms, telemedicine solutions, dating apps, Twitch-like platforms, TikTok-style apps, VoD systems, and live shopping platforms. Many of these solutions rely on modern stacks including full stack developer React and full stack Lavarel approaches integrated with WebRTC. Beyond development, I support clients as a full stack developer with load testing and performance optimization for large-scale WebRTC streaming systems. My background across front-end, back-end, databases, and cloud platforms allows me to lead projects end-to-end and deliver reliable, production-ready WebRTC platforms. I invite you to collaborate with me as a full stack developer who understands AI, WebRTC, and scalable real-time product development. Together, we can build innovative WebRTC-powered solutions that align with your business goals and grow with your users.

Hi! This is Efrain Manuel L. I have been working as a Professional PCB Designer and an Embedded System Expert for more than 6 years. I have been working in the field of Designing & Implementing : ☑️ Circuit, PCBs for both Commercial and Industrial purposes. ☑️ Microcontroller Based Projects. ☑️ IOT-based automation Projects. ☑️ Projects Related to Robotics. ⚡I have graduated in Electrical & Electronic Engineering (EEE). ⚡I have been collaborating on high-complexity long-term projects with various clients worldwide. ☑️ Through this profile, I Provide the Following Services: ✔ Schematic Design ✔ PCB Design (1/2/4/6/8 Layers) ✔ Gerber Export ✔ BOM Validation & Sourcing ✔ 3D CAD Design of PCB (.obj /.step) ✔ Reverse Engineering (PCB to New Schematic) ✔ Custom Symbol & Footprint from Datasheet ✔ Microcontroller Based PCB Design ✔ Writing code for the specific microcontrollers ☑️ I have implemented lots of microcontroller-based projects using Arduino, ATMEGA Series, STM32, NODEMCU, ESP8266, and ESP32 series. Why You Should Hire Me: ☑️ On-time delivery with the Best quality for every project at a reasonable rate ($). ☑️ Assist With PCB Fabrication. ☑️ 100% Guarantee on Customer Satisfaction. ☑️ 24/7 Support After Project Completion (Free of Charge) So, what are you waiting for? If you have any Ideas and PCB Design related projects or any Microcontroller based projects give me a knock as soon as possible. I assure you.