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Over 20 years experience in Microsoft Access development, VBA, database design, and data conversions. Ongoing projects include sales and customer support systems, electronic medical record data conversions and data extraction and custom reports.

With over 20 years of experience in the Microsoft and AI ecosystem and beyond, I bring deep expertise in SharePoint, Power Platform, Azure, Dynamics 365, AI/ML, and custom software development. I have successfully delivered 900+ projects worldwide, logged 22,000+ Upwork hours, and maintained Top Rated Plus status for 4+ years. I also lead a strong team of 40+ developers, enabling me to take on projects of any size and complexity. ✅ Core Expertise Artificial Intelligence & Chatbots – Azure OpenAI, Copilot Studio, NLP, N8N, Computer Vision, RAG, TTS, Speech Recognition, Conversational AI, Generative AI, Azure AI Foundry. SharePoint Development & Customization – Intranets, DMS, Portals, SPFx-based solutions, end-to-end SharePoint solutions Power Platform – Power Apps, Power BI, Power Automate (workflow automation, data-driven apps, custom dashboards) Azure Services – Administration, Migration, Azure DevOps, Cognitive Search, OpenAI integration Microsoft Dynamics 365 – CRM, Business Central (BC), NAV customization & integration Custom Software Development – .NET Core, React, Node.js, SQL, enterprise-grade applications 🏆 Achievements & Recognition 900+ Successful Projects delivered globally 22,000+ Hours on Upwork Top Rated Plus for 4+ years Valuable Contribution Award recipient Leading a team of 40+ developers delivering enterprise-grade solutions ✅ Advanced AI Expertise I have advanced expertise in Artificial Intelligence (AI), including: Machine Learning (ML), Deep Learning, NLP, Computer Vision, Reinforcement Learning, Neural Networks Augmented Reality (AR) & Virtual Reality (VR) solutions Working with leading AI models: GPT, Claude, Mistral, and other LLMs Conversational AI & Chatbot Development – integrated with Microsoft Teams, SharePoint, Azure, and Power Automate RAG (Retrieval-Augmented Generation), Sentiment Analysis, Voice Bots, TTS, Speech Recognition 🌟 Highlight AI Projects I’ve successfully delivered AI-driven solutions across a range of industries. Some of the highlights include: Chatbots • Integrated ChatGPT with Microsoft Teams to automate customer support, handling routine inquiries such as maintenance requests and rent payments. This reduced human intervention, improved efficiency, and delivered cost savings. • Implemented chatbots for public-facing sites in the insurance and legal domains. o For the legal domain, performed data scraping from government public sites to build a knowledge base, enabling the chatbot to respond to country specific legal queries. o Applied a similar approach for the insurance domain to support policy and claim inquiries. MS Teams & Zoom Recording Analysis • Developed processes to analyze meeting recordings from MS Teams and Zoom. • Automatically generated Minutes of Meeting (MoM), tasks, and summaries, storing them in project management tools such as Planner. • Extended this capability to the education domain, identifying communication gaps and mistakes from recorded sessions. Document Automation with Generative AI • Automated NDA and other legal/insurance document creation using Generative AI. • Streamlined document processing across business stages, helping clients manage cases and related files more efficiently. Vision Based Projects • Delivered multiple AI vision solutions across domains: o Sports: Identified the number of ball juggles performed by a football player. o Engineering: Detected rolling objects, tracked machine rotations, and generated analytics on utilization and movement. o Warehousing: Monitored loading/unloading processes, tracked personnel and vehicles involved, measured time taken, and counted objects handled

✅ TOP RATED Consultant on UpWork | *100% Client Recommendation Score* My name is Ryan, and I am one of Upwork's highest rated SQL Server DBA (Database Administrator) and Developers. I've worked with numerous companies on projects including database administration, optimization, performance tuning, automation, and SQL programming. If you are having a database issue, you have come to the right place for help. Unlike other database professionals, I am able to effectively communicate to understand your business needs and technical architecture in order to meet your deliverables. I keep my high Job Success Score and Five-Star Feedback rating by accepting only the jobs I know myself to be the best person for. If I'm not completely confident in delivering you the perfect job, I'll let you know and steer you in the right direction. Thank you for reading this far, and I look forward to discussing your project together. Technical Skills: Twelve (12) years of experience in SQL Server versions from 2005-2022, and over 7 years working with Azure and AWS. Certifications: • MCA: Microsoft SQL Server Systems AI-Enabled Database Solutions • MCSE: Microsoft SQL Server Systems Expert Data Platform • MCSA: Microsoft SQL Server Certified Solutions Associate • MCITP: Microsoft SQL Server Database Administrator • MCITP: Microsoft SQL Server Business Intelligence Developer • MCSA: Microsoft SQL Server Certified Solutions Associate

⭐ Microsoft Certified Developer ⚡ Senior Full-Stack .NET Core Developer 10+ years | 50+ enterprise systems | API Integration & Azure Expert | C# / ASP.NET Core / SQL Senior Full-Stack Developer with 10+ years of experience delivering 50+ enterprise-level Web Development and Web Application systems using C#, .NET Framework, ASP.NET, ASP.NET Core, ASP.NET MVC, JavaScript, React, Angular, AngularJS, TypeScript, HTML, HTML5, CSS, API, API Development, RESTful API, API Integration, Microsoft SQL Server, PostgreSQL, SQL, Microsoft Azure, Azure DevOps, CI/CD, Amazon Web Service, Node.js, PHP and Python. I build scalable Web Application platforms with clean API Integration, optimized SQL, and production deployments on Microsoft Azure using C#, .NET Core, ASP.NET Core, React, Angular and JavaScript. I also develop AI powered systems using OpenAI API, OpenAI, Claude, Claude API, LangChain, FastAPI, RAG, Artificial Intelligence, Machine Learning and Natural Language Processing. If you need a developer who can build scalable production-ready systems fast let’s talk. I have built 100+ API Integration and API Development solutions using C#, .NET Core, .NET Framework, ASP.NET, ASP.NET Core, ASP.NET MVC and RESTful API architecture, integrating systems across Microsoft Azure, Azure DevOps, CI/CD pipelines and Amazon Web Service. I have implemented 70+ automation workflows using API Integration, Node.js, Python, FastAPI and SQL-based processing across Microsoft SQL Server and PostgreSQL environments. I have delivered 50+ Web Application systems including SaaS platforms, internal tools, dashboards and integration-heavy solutions using C#, ASP.NET Core, .NET Core, JavaScript, React, Angular, AngularJS, TypeScript, SQL, Microsoft SQL Server, PostgreSQL and API Integration deployed on Microsoft Azure and Amazon Web Service. My focus is combining backend architecture with modern Web Development and Web Design for scalable systems. ⚡ What I Build 🔹 Web Application systems processing 100k+ API requests daily using C#, ASP.NET Core, RESTful API, API Development, Microsoft SQL Server, PostgreSQL and SQL optimization 🔹 Integration-heavy platforms using C#, .NET Framework, ASP.NET MVC, ASP.NET Core, API Integration, RESTful API and Node.js connected to CRMs, SaaS tools and external APIs 🔹 Cloud-based systems deployed on Microsoft Azure, Azure DevOps, CI/CD and Amazon Web Service with scalable backend architecture 🔹 Frontend interfaces using JavaScript, React, Angular, AngularJS, TypeScript, HTML, HTML5 and CSS with responsive Web Design 🔹 AI powered features using OpenAI API, OpenAI, Claude, Claude API, LangChain, FastAPI, RAG, Artificial Intelligence, Machine Learning and Natural Language Processing integrated into existing Web Application platforms ⚡ What Makes Me Different Most developers build features. I build scalable systems. As a Senior Full Stack Developer, I focus on: 🔹 API Development and RESTful API architecture using C#, .NET Core, ASP.NET Core and ASP.NET MVC 🔹 Complex API Integration across enterprise systems using Microsoft Azure and Azure DevOps 🔹 High-performance Microsoft SQL Server, PostgreSQL and SQL optimization 🔹 Cloud-native deployment using Microsoft Azure, Azure DevOps, CI/CD and Amazon Web Service 🔹 Full-stack Web Development using JavaScript, React, Angular, AngularJS, TypeScript, HTML, HTML5 and CSS 🔹 AI powered automation, ai agent workflows and AI Integration using OpenAI API, OpenAI, Claude, Claude API, LangChain and FastAPI I design systems where C#, ASP.NET Core, .NET Core, Microsoft SQL Server, PostgreSQL, SQL, React, Angular and Microsoft Azure work as a unified architecture. My focus is production-grade Web Application systems with clean API Integration, scalable infrastructure and maintainable backend architecture built with C#, .NET Framework, ASP.NET, ASP.NET Core and ASP.NET MVC. ⚡ Core Stack C#, .NET Core, .NET Framework, ASP.NET, ASP.NET Core, ASP.NET MVC, JavaScript, React, Angular, AngularJS, TypeScript, Node.js, PHP, Python, HTML, HTML5, CSS, SQL, Microsoft SQL Server, PostgreSQL, Microsoft Azure, Azure DevOps, CI/CD, Amazon Web Service, API, API Development, RESTful API, API Integration, Web Development, Web Application, Web Design, OpenAI API, OpenAI, Claude, Claude API, LangChain, FastAPI, ai agent, ai automation, ai powered systems, RAG, Artificial Intelligence, Machine Learning, Natural Language Processing. I am currently available for Web Development, API Development, API Integration, AI Integration, ai automation and enterprise .NET development using C#, ASP.NET Core, .NET Core, Microsoft SQL Server, PostgreSQL, Microsoft Azure, React and Angular.

𝗢𝘃𝗲𝗿𝘃𝗶𝗲𝘄: I'm Tristan Hauser, founder of PowerTech Automation, a team of six U.S.-based developers, all certified in the Microsoft Power Platform. We specialize in Copilot, Power Apps, Power Automate, and Power BI, and we've built over 200 solutions for more than 150 clients while maintaining Top Rated Plus status — the top 3% of talent on Upwork. 𝗛𝗼𝘄 𝗪𝗲 𝗪𝗼𝗿𝗸: ⚡ 𝗙𝗮𝘀𝘁: We work in one week sprints, and 75% of solutions are built in a single sprint. With six certified developers we can scale the effort to the size of your solution. 📋 𝗦𝗶𝗺𝗽𝗹𝗲: Every sprint starts with a Statement of Work detailing the exact tasks, deliverables, and required resources. You know what you're getting and what it costs before work begins. No scope creep, no surprise billing. 🛡️ 𝗟𝗼𝘄 𝗥𝗶𝘀𝗸: We maintain our own Microsoft tenant, so we build and test your solution in our environment and ship it to yours when it's ready. Nothing touches your production systems until it works. And because each sprint has fixed deliverables, your commitment is capped tor one sprint at a time. If you choose a Sharepoint based solution, we have custom flows that will build the database for you with a single click. 𝗪𝗵𝘆 𝗖𝗵𝗼𝗼𝘀𝗲 𝗣𝗼𝘄𝗲𝗿𝗧𝗲𝗰𝗵? ✅ Top Rated Plus — top 3% of talent on Upwork ✅ 200+ solutions built, 150+ clients served ✅Over 3,000 hours on the upwork platform

I am a Senior Software Engineer with 15+ years of experience in delivering scalable, high-performance applications. My passion lies in launching world-class apps that not only meet but exceed expectations. Unlike many developers who replicate existing solutions, I craft my own approaches, streamlined, optimized, and designed for both functionality and long-term scalability. My expertise spans C#/.NET development, modern JavaScript frameworks, Microsoft 365, Power Platform, and cloud infrastructure, enabling organizations to streamline operations, improve productivity, and scale efficiently. I am an experienced full-stack developer with deep expertise in C#, ASP.NET Core, .NET Framework, REST APIs, Angular, React, and Next.js. I build secure, scalable applications backed by SQL Server, PostgreSQL, and MySQL databases while leveraging Azure and AWS cloud services for performance, reliability, and growth. Also my core specialization is designing and developing solutions within the Microsoft ecosystem, including Power Apps, Power Automate, Power BI, SharePoint Online, Microsoft Teams integrations, Dataverse, and custom Microsoft 365 applications. I help businesses replace manual processes with automated workflows, modernize legacy systems, and create intuitive business applications that drive measurable results. I have collaborated with clients ranging from startups to large enterprises, helping them achieve business goals through innovative, analytical, and dependable technology solutions. In my previous role as Project Manager, I led a team of over 10 developers for 3 years, successfully delivering more than 30 projects. I thrive on building robust, production-ready applications and excel in collaborative, team-oriented environments. Currently, I work independently, ready to respond to client requests at any time and deliver the best possible results efficiently and reliably. Don’t look for my tech stacks of all here, you’ll see my capabilities demonstrated in every proposals and results. What’s clear is this: I am a C#/.NET and full-stack software engineer and Microsoft Solution Architect committed to creating solutions that stand out. Best Regards.