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  • $180 hourly

    • 5.0/5
    • (74 jobs)
    Technical Expert, CTO / Head Of Engineering, Software Architect, and Product & Project manager with over two decades of experience in conceptualizing, architecting, and building B2B / B2C / SaaS / IoT / Open-Source / Enterprise and Startup products. 📞 Invite me to your job if you would like a FREE 15-minute initial consultation! 📞 Summary: 🤝 50000+ hours and 200+ jobs are done by me and my own Upwork agency (upwork.com/ag/ever), all with 5-star reviews! 🤝 Top 1% of All Talent on Upwork & "Expert Vetted" Badge! 🤝 22+ years in professional software development. 🤝 18+ years of Senior Technology Executive management experience in roles such as CEO, CTO, VP R&D, Head of Engineering, Systems/Software/Cloud Architect, DevOps, PM, etc. Technical leadership and managing remote and on-site teams of up to 30 engineers, designers, and QA. 🤝 Helped 100s of businesses reach their goals in time. Running Expert-Vetted (TOP 1%) Upwork agency (upwork.com/ag/ever) and managing a large team of employees/contractors. Together, the agency and I generated over $2M+ in revenues over Upwork alone! Some more relevant information: - My Company is building a few large open-source projects: eCommerce, ERP/CRM, and others (see our GitHub account github.com/ever-co). - Goal is to help companies build better products and services - SaaS, Platforms, Marketplaces, Web, and Mobile Applications. - Role usually can be best described as your Remote & Hand-on Software Architect, Project Manager, and Lead Developer, All in One! I write code daily, manage software teams, help make decisions and implement the best software architecture for your backend and front-end solutions, collaborate with designers on UX and UI, help to manage your QA, and so on. Over the years, I've helped hundreds of companies, from startups to large international enterprises, and have conducted business in the US, Israel, Ukraine, and Bulgaria. Worked remotely with companies worldwide: US, UK, Norway, Ukraine, India, Australia, etc. Worked on multiple highly complex commercial projects, both in startup and enterprise environments, with small and large teams. I can work with the team or develop software independently from the ground (to production), keeping the software quality along the way extremely high! Short-term consultancy rate: 180$ per hour. Long-term rate: 120$ per hour. Services: - Projects / Products consulting, estimation, software/application architecture, and implementation (including features development). - Project / Product Management to build your products with the best efficiency and cost structure (Agile & Lean). - Code reviews / Performance reviews / Leading and mentoring / Fixing most complex issues in your software. - Research and Solution design. Short summary of software engineering expertise: ◾ SaaS (Software as a Service, both B2B and B2C) / Multi-tenancy ◾ AI / ML (TensorFlow / Pytorch) / ChatGPT and AI Chat Bots ◾ Web Portals / Admin Portals / CRMs / ERPs ◾ AWS & Azure Clouds from the early days of both Cloud platforms + GCP experience! ◾ 15+ years with .NET / C#. ◾ 10+ years with JavaScript. ◾ 5+ years with NodeJS / TypeScript / NestJs. ◾ DevOps, Docker, k8s, CI/CD, Serverless. ◾ Python (ML/Django/Serverless), Java, PHP, and much more! In technology, my focus is on the Web, Mobile & Distributed Software development using NodeJS / NestJs / .NET / ASP.NET MVC / ASP.NET Core / WebAPI / WCF, TypeScript, and JavaScript (Angular, Vue, React, BackboneJs, jQuery, KnockoutJS, etc.), MS SQL / MySQL / PostgreSQL / MongoDB, Kafka / RabbitMQ / MSMQ, ElasticSearch / Logstash / Kibana, AWS, Azure and Google Clouds, Serverless, DevOps (Docker, Kubernetes, Ansible, TeamCity, etc.), TensorFlow / Pytorch / other AI/ML frameworks, Linux & Windows, and more. Some of the latest projects include: - Large Open-Source ERP/CRM/HRM Platform - github.com/ever-co/ever-gauzy - Open Work and Project Management Platform - github.com/ever-co/ever-gauzy-teams - Popular & modern Open-Source Commerce Platform (reactive server, mobile apps, web apps)- github.com/ever-co/ever-demand You can check my Portfolio at Upwork, and feel free to check my LinkedIn profile (search for Ruslan Konviser) to get more information about my past experiences. Feel free to message me to get more details about my experience relevant to your specific project, I am always open to new opportunities! 📞 Reach out by inviting me to your project right now! 📞 Looking forward to working with you on Amazing projects, - Ruslan
    vsuc_fltilesrefresh_TrophyIcon NServiceBus
    Project Management
    Software Architecture & Design
    Software Design
    NoSQL Database
    Microsoft Azure
    NestJS
    Web Application
    MongoDB
    .NET Framework
    Amazon Web Services
    TypeScript
    C#
    SQL
    Node.js
    JavaScript
  • $36 hourly

    • 5.0/5
    • (127 jobs)
    🥇Supercharge your CRM with a Top 3% Upwork Freelancer! I'm a passionate Microsoft Dynamics 365 expert with over 10 years of experience, delivering top-notch CRM solutions for businesses like yours. I boast a 100% client satisfaction rate and a proven track record of success, with over 100 happy CRM clients on Upwork. 🎖️Why Choose Me? 🏆Award-Winning Expertise: I'm consistently ranked among the top freelancers on Upwork, bringing 28,000+ hours of experience to your project. 🏆Complete CRM Mastery: I handle all aspects of Dynamics 365, from deployment and configuration to custom development, migrations, and integrations. 🏆Seamless Communication & Efficiency: I prioritize clear communication and deliver projects on time and within budget. 🏆Microsoft Certified: You can trust my expertise with my official Microsoft certification. 🏆Long-Term Partnership: I'm dedicated to your success and serve as a reliable partner for all your CRM needs. 🎖️My Services: **Deployment & Configuration:** Tailor your Dynamics 365 environment to fit your business perfectly. **Custom Development:** Extend CRM functionalities with custom plugins, workflows, and integrations. **Data Migration & Upgrades:** Migrate your data seamlessly or upgrade your Dynamics CRM efficiently. **Integration Services:** Connect Dynamics 365 to any third-party system for a unified experience. Ready to take your CRM to the next level? Let's discuss your project! #MicrosoftDynamics365 #CRM #PowerPlatform #DataMigration #Integration #UpworkTopRated #PowerAutomate
    vsuc_fltilesrefresh_TrophyIcon NServiceBus
    Customer Relationship Management
    ASP.NET MVC
    Automation
    Microsoft PowerApps
    Microsoft Power Automate
    JavaScript
    .NET Framework
    Microsoft Power BI
    C#
    Data Migration
    SQL Server Integration Services
    Microsoft Dynamics CRM
    Microsoft Dynamics 365
    API Integration
    API Development
    API
    CRM Software
  • $30 hourly

    • 4.4/5
    • (3 jobs)
    Experienced Web Developer with over 7 years of experience. Excellent reputation for resolving problems, improving customer satisfaction, and driving overall operational improvements. Consistently saved costs while increasing profits.
    vsuc_fltilesrefresh_TrophyIcon NServiceBus
    Redux
    Laravel
    Node.js
    JavaScript
    React
    Vue.js
    PHP
    Golang
    CSS
    GraphQL
    MongoDB
    MySQL
    Next.js
    CodeIgniter
  • $75 hourly

    • 4.8/5
    • (84 jobs)
    I am a Microsoft certified developer with 10+ years of experience both corporate environments and as a freelancer. I was part of the Web API team at Geospatial, a Sprint affiliate. I am experienced in Web Application development using the MVC design pattern, C# and .NET. I have used .NET Framework, .NET Core, .NET 6 - .NET 8 to build Web Apps, Web APIs and Windows Services. Web API experience includes OAuth. I have built Blazor applications with complex components and added authentication. I am currently working with Blazor Web Apps in .NET 8. Development experience includes Azure Functions, Web Jobs and Logic Apps.
    vsuc_fltilesrefresh_TrophyIcon NServiceBus
    Microsoft SQL Server Programming
    Azure App Service
    Blazor
    User Authentication
    .NET Core
    Microsoft Azure
    jQuery
    Azure Cosmos DB
    Microsoft Access
    AJAX
    API Integration
    C#
    ASP.NET Web API
    .NET Framework
    Entity Framework
    ASP.NET MVC
  • $30 hourly

    • 4.9/5
    • (21 jobs)
    ✂️ 𝗟𝗲𝘁’𝘀 𝗰𝘂𝘁 𝘁𝗼 𝘁𝗵𝗲 𝗰𝗵𝗮𝘀𝗲. 𝗜 𝗱𝗲𝗹𝗶𝘃𝗲𝗿 𝗺𝗲𝘁𝗶𝗰𝘂𝗹𝗼𝘂𝘀 𝗨𝗦 🇺🇸 𝗾𝘂𝗮𝗹𝗶𝘁𝘆 𝗱𝗲𝘃 𝘄𝗼𝗿𝗸 𝗮𝘁 𝗮 𝗺𝗼𝗿𝗲-𝘁𝗵𝗮𝗻-𝗳𝗮𝗶𝗿 𝗜𝗻𝗱𝗶𝗮𝗻 🇮🇳 𝗽𝗿𝗶𝗰𝗲. 𝗜 𝗵𝗮𝘃𝗲 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝘀𝗸𝗶𝗹𝗹𝘀 𝘁𝗵𝗮𝘁 𝗲𝗹𝗶𝗺𝗶𝗻𝗮𝘁𝗲 𝘆𝗼𝘂𝗿 𝗵𝗲𝗮𝗱𝗮𝗰𝗵𝗲𝘀 𝗶𝗻𝘀𝘁𝗲𝗮𝗱 𝗼𝗳 𝗰𝗮𝘂𝘀𝗶𝗻𝗴 𝘁𝗵𝗲𝗺. 🧠 🔥 9+ years professional experience. 10,000+ hours billed. 100% Job Success Score 🏆 Top 3% freelancer with Top-Rated Plus status ⏰ Average 30 minutes or less response time during work hours. Mon-Sun availability with major EST/PST time zone overlap ✅ Deadlines are sacred to me. My work gets done on-time, every-time 📞 Let’s make sure we’re a great fit to support each other together. Send me an invite to your project on Upwork and I’ll invite you to book a complimentary consultation call. 📞 ❝ 𝙀𝙭𝙘𝙚𝙡𝙡𝙚𝙣𝙩 𝙬𝙤𝙧𝙠 𝙖𝙣𝙙 𝙨𝙪𝙥𝙥𝙤𝙧𝙩 𝙥𝙧𝙤𝙫𝙞𝙙𝙚𝙙 𝙗𝙮 𝙎𝙖𝙩𝙗𝙞𝙧. 𝙒𝙚 𝙛𝙞𝙭𝙚𝙙 100% 𝙤𝙛 𝙤𝙪𝙧 𝙞𝙨𝙨𝙪𝙚𝙨 𝙖𝙣𝙙 𝙝𝙖𝙫𝙚 𝙩𝙝𝙚 𝙛𝙪𝙡𝙡 𝙥𝙧𝙤𝙘𝙚𝙨𝙨 𝙬𝙤𝙧𝙠𝙞𝙣𝙜. 𝙎𝙖𝙩𝙗𝙞𝙧 𝙬𝙖𝙨 𝙖𝙫𝙖𝙞𝙡𝙖𝙗𝙡𝙚 𝙩𝙝𝙧𝙤𝙪𝙜𝙝𝙤𝙪𝙩 𝙩𝙝𝙚 𝙚𝙣𝙩𝙞𝙧𝙚 𝙥𝙧𝙤𝙘𝙚𝙨𝙨 𝙖𝙣𝙙 𝙥𝙧𝙤𝙫𝙞𝙙𝙚𝙙 𝙚𝙭𝙩𝙚𝙣𝙨𝙞𝙫𝙚 𝙙𝙚𝙩𝙖𝙞𝙡𝙨 𝙛𝙤𝙧 𝙪𝙨 𝙩𝙤 𝙘𝙤𝙢𝙥𝙡𝙚𝙩𝙚 𝙛𝙞𝙭𝙞𝙣𝙜 𝙖𝙡𝙡 𝙞𝙨𝙨𝙪𝙚𝙨. 𝙒𝙚 𝙬𝙞𝙡𝙡 𝙙𝙚𝙛𝙞𝙣𝙞𝙩𝙚𝙡𝙮 𝙬𝙤𝙧𝙠 𝙩𝙤𝙜𝙚𝙩𝙝𝙚𝙧 𝙖𝙜𝙖𝙞𝙣! ❞ 🗣 𝙋𝙖𝙪𝙡 𝙎𝙞𝙩𝙗𝙤𝙣 - 𝘾𝙀𝙊 - 𝙐-𝙀𝙍𝙋 𝘽𝙮 𝙎𝙄𝙆𝙄𝙒𝙄𝙎 🗣 We’ve all heard or experienced horror stories when it comes to hiring developers from certain countries. Let’s be real… they’re true! But is it true for every single developer from the same country? Definitely not! The challenge is sifting through all of the freelancers you “could” hire to find the proverbial needle in the haystack. The good news is that if you’re reading this then your hunt is already over! All of my work focuses on adhering to current industry best practices and standards. You can count on the code I deliver being scalable and reusable by other devs vs being a quick fix that you need to pay to get refactored in the future. Here’s a highlight of the languages, frameworks and platforms I can expertly help you with: ☑️ Back End Development Solutions (ASP.NET MVC / Web API, ASP.NET WebForms, .Net Core, ASP.NET Zero, AWS Cloud ☑️ Front End Development Solutions (Angular, HTML5, PrimeNg, Bootstrap, jQuery) ☑️ Microsoft Product Solutions (Azure, Teams & More) ☑️Frameworks Leveraged (Entity Framework / C#) ☑️Database Solutions (PostgreSQL, MS SQL, MySQL) ☑️ Development Architecture & Cloud Dev Projects ☑️ Authentication & Authorization Projects ☑️ Full Stack Skillset With Back End Focus ☑️ Product Development ☑️ Communication Tools (Slack, JIRA, Trello & More) I primarily support US based businesses including: 🔸 Software as a Service Apps (Saas) 🔸 Business To Business (B2B) 🔸 Service Based Businesses 🔸 Startups ❝ 𝙎𝙖𝙩𝙗𝙞𝙧 𝙙𝙞𝙙 𝙖𝙣 𝙖𝙢𝙖𝙯𝙞𝙣𝙜 𝙟𝙤𝙗 𝙝𝙚𝙡𝙥𝙞𝙣𝙜 𝙢𝙮 𝙩𝙚𝙖𝙢 𝙘𝙤𝙣𝙩𝙞𝙣𝙪𝙚 𝙩𝙤 𝙗𝙪𝙞𝙡𝙙 𝙤𝙪𝙩 𝙤𝙪𝙧 𝙬𝙚𝙗𝙨𝙞𝙩𝙚. 𝙃𝙚 𝙬𝙖𝙨 𝙖𝙗𝙡𝙚 𝙩𝙤 𝙘𝙤𝙢𝙥𝙡𝙚𝙩𝙚 𝙚𝙫𝙚𝙧𝙮 𝙛𝙚𝙖𝙩𝙪𝙧𝙚 𝙩𝙝𝙖𝙩 𝙬𝙚 𝙖𝙨𝙠𝙚𝙙 𝙤𝙛 𝙝𝙞𝙢. ❞ 🗣 𝙎𝙖𝙣𝙟𝙖𝙮 𝘼𝙠𝙪𝙩 - 𝘾𝙏𝙊 - 𝙀𝙧𝙞𝙘𝙠𝙨𝙤𝙣 𝙄𝙢𝙢𝙞𝙜𝙧𝙖𝙩𝙞𝙤𝙣 𝙂𝙧𝙤𝙪𝙥 🗣 Thanks for learning about me! If you want to talk about getting quality dev support on your project, just send me an invite on Upwork. Talk soon! Satbir Singh
    vsuc_fltilesrefresh_TrophyIcon NServiceBus
    .NET Stack
    App Development
    Cloud Development
    Database
    .NET Core
    Back-End Development Framework
    Back-End Development
    Microsoft Azure
    Database Development
    ASP.NET Core
    ASP.NET
    C#
    AngularJS
    Angular
    .NET Framework
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