Upwork home
Sign up
Secondary

Hire the best .NET Framework C# Engineers in Warsaw, PL

Check out .NET Framework C# Engineers in Warsaw, PL with the skills you need for your next job.
Hire freelancers
  • $75 hourly
    • 5.0/5
    • (3 jobs)
    🎯 For 5+ years I have been finding the most effective ways to streamline the success of an enterprise by providing healthy best-practice-aligned ServiceNow solutions. ✅ It is proven by more than 20 successful projects completed for clients from the Americas and Western Europe in such domains as banking, manufacturing, broadcasting, and traveling. My expertise developed while working for a number of Premier and Elite official ServiceNow partners. Which implies high standards, constant knowledge exchange, and professional growth. Supported with: ✔️ ServiceNow Certified System Administrator ✔️ ServiceNow Certified Implementation Specialist: Event Management ✔️ ServiceNow Certified Implementation Specialist: SPM If you need someone to 🚀 your ServiceNow success, you're at the right profile!
    Featured Skill .NET Framework
    API Integration
    Web Development
    Full-Stack Development
    React
    JavaScript
    Enterprise Resource Planning
    Enterprise Software
    Enterprise Architecture
    IT Service Management
    Business Process Automation
    Process Optimization
    ServiceNow
  • $40 hourly
    • 5.0/5
    • (16 jobs)
    I am a Microsoft Certified Professional and a Dynamics 365 Sales Functional Consultant Associate with 10+ years of experience in Dynamics 365 domain. During my career I resolved different kind of tasks and this allows me to say that I could easily cope with any challenge in my future projects. I am a very responsible and hardworking person who can work independently with a little or no supervision. Specialization: - Microsoft Dynamics 365 Customer Engagement - Microsoft Dynamics CRM 2011, 2013, 2015, 2016 - Microsoft Power Platform - Power Apps (Model-Driven & Canvas) - Common Data Service - Plugins, Workflows, Custom Actions & Client-side development - Data Migration & SSRS reporting - Dynamics 365 Customization & Configuration - Solutions management - SharePoint, OneNote, OneDrive & external systems Integration Active Certifications: - Microsoft Certified: Dynamics 365 Sales Functional Consultant Associate - Microsoft Certified Professional: Microsoft Certified Professional - Microsoft Certified Technology Specialist: Microsoft Dynamics CRM 2011 Applications - Microsoft Certified Technology Specialist: Microsoft Dynamics CRM 2011 Customization and Configuration Exams: - MB-210 Microsoft Dynamics 365 Sales - MB-200 Microsoft Power Platform + Dynamics 365 Core - MB2-716 Microsoft Dynamics 365 Customization and Configuration - MB2-868 Microsoft Dynamics CRM 2011 Applications - MB2-866 Microsoft Dynamics CRM 2011 Customization and Configuration
    Featured Skill .NET Framework
    Microsoft Dynamics Development
    Microsoft Power Automate
    Microsoft Dynamics 365
    Microsoft Dynamics ERP
    Microsoft Dynamics CRM
    SOAP
    Microsoft PowerApps
    SQL Server Reporting Services
    C#
    JavaScript
  • $70 hourly
    • 5.0/5
    • (5 jobs)
    Providing custom RPA/Smart Automation solutions to your business. Transforming your business into a productivity machine. 1. Hyperspeed processes 2. Unleash team productivity 3. Aim for excellence 4. Boost your ROI 5. Achieve full compliance 6. Improve customer experience
    Featured Skill .NET Framework
    Robot Framework
    Scripting
    Microsoft PowerApps
    Business Process Automation
    Blue Prism
    UiPath
    Automation Anywhere
    Robotic Process Automation
    Python
  • $35 hourly
    • 5.0/5
    • (2 jobs)
    👋 Work with me and forget micromanaging. I deliver reliable, professional results with excellent communication, problem-solving, and innovative ideas💡💡💡 📎 With experience as a front-end developer for over 20 startups and companies, I maintain ongoing relationships with 60% of them. 📎 When you work with me, you won't need to micromanage. You'll feel at ease knowing you've partnered with a professional you can trust. My professionalism shines through in communication, problem-solving, and delivering high-quality results. Your time is valued and never wasted with me. Additionally, I lead a team of experts, enabling us to design, implement, and support large-scale projects. Clients trust me because: ☑️ I keep you regularly updated on my progress. You assign a task – I evaluate, plan, execute, and keep you informed. ☑️ If an issue arises that impacts the deadline, you'll know immediately. ☑️ I discuss any ideas for improving or speeding up the task with you. ☑️ I work with dedication, and if I make mistakes, I own up to them. 📎 My strong skills and technology stack as a frontend developer: ✅ JavaScript, ECMAScript 2015 ✅ JavaScript: Integrated Development Environments: WebStorm, PhpSrtorm, Visual Code ✅ JavaScript: Programming Technologies: ES6, ES7 ✅ JavaScript: Programming frameworks: Sass, ReactJS, Node JS, Redux, Redux-Saga, Redux-Thunk, Vanila Js, Express, Hapi JS, Typescript, Jest, React testing library ✅ PHP project development experience: Laravel ✅ Databases: MySQL ✅ NoSQL repositories, queues: experience with MongoDB + Mongoose ✅ Testing: Jest ✅ CI/CD: Kubernetes, Jenkins, configuring the deployment pipeline for the project ✅ JavaScript: Frontend UI libraries: Bootstrap, Ant design, Material UI, Prime React ✅ CSS: cross-browser layout, adaptive layout, Sass, PostCSS, BEM preprocessors ✅ HTML: cross-browser layout, semantics, HTML5 usage ✅ Software Configuration Management: Version Control Systems: Git (GitHub, Gitlab, Bitbucket) ✅ Clear understanding of the Git Flow process ✅ Quality control: ESlint, Prettier ✅ Software Configuration Management: Module bundlers: Webpack, Babel ✅ Confident with unix-like systems ✅ Office Software: MS Excel, MS Outlook ✅ Agile: Software Development Methodologies: Scrum, Kanban ✅ Software Engineering Management: Project Management: JIRA, Confluence Thank you for your time and attention. Reach out to me so I can evaluate your task or project. 🚀🚀🚀 Let's embark on a productive collaboration!
    Featured Skill .NET Framework
    Database
    Agile Project Management
    Microservice
    Technical Documentation
    Digital Transformation
    Risk Management
    Solution Architecture
    Project Delivery
    Project Management
    System Analysis
    Business Analysis
    SQL
    C#
    JavaScript
  • $45 hourly
    • 4.9/5
    • (19 jobs)
    .net full stack developer 20+ years of experience in the development of Web and Mobile application and UI UX designer 15+ years of experience Hey✋ I lead the development and design team at Itexus - a professional software development and consulting company specialized in Fintech, Insurance, Healthcare,etc I have 20+ years of experience in the .net architect development of web and mobile applications, .net, python, node.js, java developer as well as javascript, react .net, angular, AI frameworks and libraries 👨‍💻.NET Full Stack Expertise .NET full stack – strong background in End-to-end development from database to UI using Microsoft stack .NET Core – deep expertise, cross-platform backend services .NET Angular – Full stack development using .NET backend and Angular frontend for enterprise-grade solutions f.net core angular – Building complete systems with seamless backend–frontend integration .NET Core Angular – Scalable and secure web apps using .NET Core and Angular Angular .NET solutions – Leveraging the synergy of Angular for UI and .NET for API and business logic 👨‍💻 BACKEND Development Python: Expert in using Python for server-side development Frameworks: Proficient in Django and Flask for building web applications Databases: Skilled in SQL, PostgreSQL, MySQL, and MongoDB for efficient data management Architecture: Experienced in applying MVC patterns for scalable applications APIs: Capable of integrating external services through REST and GraphQL 👨‍💻 FRONT END Development Tech: Proficient in HTML5, CSS responsive, JavaScript Frameworks: Experienced in React.js, Angular, Vue.js, react native, ionic, xamarin developer Design: Responsive, cross-browser, ui/ux designer, ux/ui dashboard, ui ux designer app 👨‍💻AI TOOLS OpenAI API, DeepFace, ML/DL frameworks (TensorFlow, Keras, PyTorch, Scikit-learn), LangChain, Mistral, AgenticAI, Transformers RAG + custom AI tools: Document recognition and processing, Market Grabber, project management bots, AI for telephony, video/audio analysis 🎨 UXUI designer & Graphic Design Our design team crafts visually stunning and user-friendly experiences across web and mobile platforms Tools I Use as a Senior ux/ui designer and web ui/ux designer Figma – for creating pixel-perfect, interactive interfaces and ui/ux figma designs Adobe Photoshop – for detailed graphics, marketing visuals, and branding Adobe XD – for rapid UI/UX prototyping and testing Sketch – for macOS-based design workflows and vector UI 👥 Design Roles & Expertise Product designer – shaping the entire experience of a digital product from concept to deployment Web designer – building aesthetically pleasing web layouts and ability to bring to life your vision Graphic designer – crafting visual content Motion graphics artist – creating dynamic visual effects. UX designer – focusing on usability, user research UI UX designer– combining user experience with interface design UI UX web designer – building responsive and interactive website interfaces UX UI App designer | mobile app ui ux designer - designing mobile and desktop applications that are intuitive and efficient Designer UX UI – full-stack design expertise UI UX web app – delivering web app with clear navigation and consistent visual language UI/UX dashboard – designing data-rich dashboards Our General Expertise at a Glance Mobile App Development: Android, iOS, Cross-Platform using Flutter, Swift, Objective C, React Native, Xamarin, MAUI, etc Website & Full Stack Development: Full stack development with .net full stack developer, .net software engineer, .net programmer, full stack developer, python full stack developer django, full stack web developer, full stack development, cms developer DevOps/DevSecOps: AWS, Azure, Docker, Kubernetes, GitLab-CI, Ansible, Terraform, etc Cross-platform app building with three.js, web application design, webflow web designer, website builders Integration tools: Data integration, websockets, ABP Framework, discord, Autotask Why Choose Itexus Agency? Microsoft certified talented developers and senior .net developer team, attention to detail, write clean code High QA standards, including qa engineer roles Modern solutions: NFT programmer, metaverse, Microsoft .net, windows 10, Power Apps developer, SharePoint, market grabber Scalable team: full stack software developer, front end programmer, ios developer, ui/ux designers, web ui/ux design Industries Banking, Trading, Cryptocurrency, Asset Management, Lending, Retail, Real Estate & Property Management, Food Delivery, Entertainment, Hospitality, Construction, Sports and Fitness, Travel and Tourism, Wellness, Medical Dashboard, Marketplace, E-commerce, Automotive, Human Resources, Education, E-learning, AI Assistants Talent Good knowledge, experienced, proven track record, long term mindset Seek new projects to put our .net ai, designer ux, python script, and ui/ux dashboard knowledge to great use, bring value to individuals, startups, companies.
    Featured Skill .NET Framework
    ASP.NET
    WordPress
    User Experience Design
    Mobile UI Design
    Figma
    Mobile App Design
    Web Design
    HTML
    Graphic Design
    JavaScript
    C#
    UI/UX Prototyping
    Angular
    React
  • $50 hourly
    • 5.0/5
    • (13 jobs)
    - Over 12 years of software development experience in various-sized projects; - Strong experience in designing and developing OOP solutions using .NET platform; - Solid experience in Sitecore CMS v6.5 - 9 - Great experience in business domain and functional requirements analysis, building appropriate architectural solutions; - Strong experience in web-client technologies such as HTML, XML, JS, CSS; - Good experience in system integration with .NET based Web Services; - Experience in “spaghetti” code refactoring and business logic performance optimization; - Experience in existing software support and maintenance; - Technology domination was achieved in ASP.NET, Sitecore, ASP.NET MVC, MSSQL Server.
    Featured Skill .NET Framework
    ASP.NET
    ASP.NET MVC
    Redis
    Microsoft SQL Server Programming
    NoSQL Database
    NHibernate
    Microsoft Visual Studio
    Sitecore
    HTML5
    CSS 3
    JavaScript
    Knockout.js
    jQuery
  • $40 hourly
    • 5.0/5
    • (8 jobs)
    I'm full stack software developer with more than 18 years experience. ✨✨✨ I've built over 10 large CRM/ERP systems from scratch using C# .NET. I have very large experience in data scraping and data collection tools. I've done over 100 different scrapers and bots for different purposes. Last 12+ years I provide services of web apps development using PHP, JavaScript, JQuery, CSS3. I know well all popular content management systems such as WordPress, PrestaShop, Shopify and others. I've used successfully Symfony and Laravel platforms in my projects. I deeply faced with all popular databases MySQL, MS SQL, SQLite. I have strong skills in Linux and Windows Server administrate.
    Featured Skill .NET Framework
    Web Application
    Windows App Development
    MySQL
    C#
    SQL
    Desktop Application
    JSON
    jQuery
    Selenium
    JavaScript
    Data Scraping
    PHP
    Data Mining
  • $55 hourly
    • 5.0/5
    • (79 jobs)
    I am a Microsoft Certified Professional with 15 years of hands-on experience (over 10 years of working with SharePoint). I specialize in SharePoint, Office 365 and Azure development and administration. I have experience in architecting, implementing and administering all versions of SharePoint in farms/tenants of various sizes. I have performed SharePoint migrations (on-prem to Online and Online to Online). I am skilled in .NET as well as front end development (farm solutions and SPFx hold no secrets for me). I own following Microsoft certificates: - Microsoft Certified: Azure Fundamentals - Microsoft 365 Certified: Developer Associate - Microsoft® Certified Solutions Expert: Productivity - Microsoft® Certified Solutions Associate: Office 365 - Microsoft Certified Solutions Developer: App Builder - Microsoft Specialist: Developing Microsoft Azure Solutions and many, many more...
    Featured Skill .NET Framework
    ASP.NET
    API
    Scripting
    Microsoft Windows PowerShell
    Microsoft Azure
    Microsoft SharePoint Development
    Microsoft SharePoint
    Microsoft Power Automate
    Business with 1-9 Employees
    Business with 10-99 Employees
    JavaScript
    React
    TypeScript
  • $20 hourly
    • 5.0/5
    • (1 job)
    I am a creative and passionate programmer with a background in security and a strong track record of bringing ideas to life through innovative design and coding. I thrive on transforming concepts into practical solutions. I am eager to contribute my dynamic skills and expertise to a forward-thinking team, where I can collaborate on cutting-edge projects and drive impactful results.
    Featured Skill .NET Framework
    TypeScript
    Python
    Microsoft SQL Server
    SQL
    Database
    React
    Front-End Development
    CSS 3
    HTML5
    JavaScript
    HTML
    CSS
    jQuery
    Bootstrap
  • $50 hourly
    • 0.0/5
    • (0 jobs)
    Experienced Full Stack Software Engineer with a demonstrated history of working in the software development industry. With a strong background in financial enterprise applications, I bring over 18 years of expertise to the table. My focus lies in crafting robust and scalable solutions that meet the intricate demands of the financial sector. I have a proven track record of successfully delivering high-quality software products that drive business growth and enhance user experiences. Throughout my career, I've been dedicated to staying at the forefront of technology trends and best practices, enabling me to create innovative software solutions that meet the evolving needs of the industry. My areas of specialization include software design, database management, and front-end and back-end development. I thrive in dynamic environments and am skilled at collaborating with cross-functional teams to drive projects from concept to completion. With a deep understanding of complex financial systems and the challenges they present, I am well-equipped to design and implement effective solutions that streamline processes and ensure optimal performance. My passion for continuous improvement is complemented by my commitment to maintaining the highest standards of software quality through rigorous testing and adherence to industry standards.
    Featured Skill .NET Framework
    Swagger
    QuickFIX
    Event Sourcing Framework
    Messaging Framework
    RabbitMQ
    Web Service
    .NET Core
    RESTful API
    AngularJS
    Entity Framework
    ASP.NET
    Web Application
    C#
    SQL
  • $50 hourly
    • 5.0/5
    • (4 jobs)
    ✅ Top Rated Plus ✅ 20+ years of experience ✅ Fluent English and outstanding communication skills ◾ Developed 30+ complex projects for US and EU companies ◾ Worked with enterprises such as Microsoft and AmWell ◾ Helped 5+ startups enter the market ◾ Led a team of 15 developers I can help you with: ◆ Building and launching MVPs ◆ Leading technical teams ◆ Creating useful, reliable and easy to use solutions ◆ Updating your legacy software Here are some of the results my clients are getting: 🤝 Clear expectations: I provide clear estimations, implementation plans, technical briefs (if needed), and architecture for your project; 🤝 Reliable and scalable development: I write high-quality code, test it thoroughly, and take security and scalability into account; 🤝 Expertise sharing: I can discuss your business goals and provide appropriate technical solutions for them. I have 20+ years of experience and a Master’s degree in CS. I am proficient in front-end (JavaScript, TypeScript, React, jQuery) and backend (C#, .NET, ASP.NET) stacks. I am also skilled in integrating ML/AI, LLM, NLP OpenAI, and GPT-3.5/4 in the web and desktop apps. Some domains I have helped: 🤝 Healthcare, MedTech, including EHR, EMR & Telehealth development (US) 🤝 Automotive, Logistics (US) 🤝 FinTech, online banking (US, UAE) 🤝 EdTech, E-Learning (US) 🤝 E-Commerce, Ecom, E-com (US, SA) 🤝 Marketing analytics, CRM development (US) 💡SOUND LIKE A FIT? NEXT STEPS: Click the green ‘Invite to Job’ button in the top right-hand corner, send me a message and let’s set up a call! ************************************************************************************************* P.S. A boring list with some strange names and abbreviations I have experience with: ✓ .NET | .NET Core | C# ✓ ASP.NET MVC | Web API | ASP.NET Zero ✓ ASP.NET Core ✓ JavaScript, TypeScript ✓ React, jQuery, Knockout.js, HTML, CSS, Bootstrap ✓ Rest API design, architecture, implementation and integration ✓ GIT (VSTS, GitHub, bitbucket), SVN and TFS version control systems ✓ XML, XSLT, Serialization/Deserialization (XML, Binary, JSON) ✓ Kendo UI (JS and ASP.NET MVC wrapper) and DevExtreme ✓ SMS integration (Twilio) ✓ PayPal (Express Checkout (REST API) with Basic Client and Advanced Server integrations) ✓ Email integration (SendGrid, MailGun, Gmail, custom SMTP) ✓ SignalR ✓ Microsoft Azure (Azure SQL, Azure AD, Azure Functions, Azure Service Fabric, WebApp, ApiApp, Azure Storage, EventHub, Stream Analytics, Application Insights and others) ✓ WCF and WebServices ✓ MS-SQL, MySql and PostgreSQL ✓ Entity Framework (Full and Core) (DB-first, code-first and model-first approaches). ✓ LINQ and Dynamic LINQ ✓ Database architect and optimization including Microsoft SQL/T-SQL ✓ NoSQL (MongoDB, CosmosDB, DynamoDB) ✓ Caching (Redis) ✓ Telerik and DevExress frameworks for WinForms and WPF 💡YOU HAVE SCROLLED ALL THE WAY HERE? I AM GLAD YOU ARE INTERESTED IN MY PROFILE Click the green ‘Invite to Job’ button in the top right-hand corner, send me a message and let’s schedule a call!
    Featured Skill .NET Framework
    .NET Core
    Full-Stack Development
    Back-End Development
    Microsoft Azure
    Amazon Web Services
    NoSQL Database
    Web API
    React
    ASP.NET MVC
    ASP.NET
    SQL
    JavaScript
    TypeScript
    C#
  • $5 hourly
    • 5.0/5
    • (1 job)
    I'm a semi-experienced app developer. - API Creation - Node/React Web Develpment - C# .Net Framework Accesibility Polish Native Speaker
    Featured Skill .NET Framework
    Software
    C++
    API Development
    Web Development
    React
    C#
    Node.js
    JavaScript
  • $38 hourly
    • 0.0/5
    • (1 job)
    EXPERTISE Lead Qualification Data Analysis Customer Acquisition CRM Management Marketing LANGUAGE English Polish Ukrainian Russian ABOUT ME I'm a self-taught and fully motivated person, looking for an opportunity to exchange my time and energy for an interesting career and experience.
    Featured Skill .NET Framework
    .NET Core
    Software
    Oracle Enterprise Service Bus
    Business Management
    Cloud Migration
    Delphi
    Data Migration
    C#
    Management Skills
    ERP Software
    .NET Compact Framework
    Data Analysis
    CRM Software
    Information Analysis
  • $20 hourly
    • 0.0/5
    • (0 jobs)
    Hardworking, passionate, and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.
    Featured Skill .NET Framework
    SignalR
    Azure IoT HuB
    Apache Kafka
    Aerospike
    MongoDB
    NoSQL Database
    SQL
    ASP.NET
    .NET Core
    C#
  • $10 hourly
    • 0.0/5
    • (0 jobs)
    Hello! 👋 I'm Vera, I'm 20 years old, I love studying algorithms and dream of developing in the field of artificial intelligence. I’m a junior-level engineering student in Artificial Intelligence Systems at SAN in Warsaw. I've got a mix of book smarts and hands-on experience that I'm itching to put to use. I’m proficient in .NET C# for WPF and Windows Forms Apps, I study artificial intelligence algorithms and familiar with with databases and the Microsoft package. I'm ready to contribute to your team's success! Seeking an internship in my specialization, I offer both the ability to work independently and thrive in collaborative team environments. Let's collaborate to turn ideas into impactful solutions!🚀
    Featured Skill .NET Framework
    AI Model Training
    Google Sheets
    Windows Presentation Foundation
    Windows Forms
    JavaScript
    CSS
    HTML
    Git
    Microsoft SQL Server
    Microsoft Excel
    SQL
    C#
  • $20 hourly
    • 0.0/5
    • (0 jobs)
    I'm a passionate Unity Developer with over five years of industry experience. Let's create amazing games together!
    Featured Skill .NET Framework
    C#
    Mobile Game Development
    Game Development Bug Fix
    Game Development
    Game Design
    Mobile Game
    Game
    Unity
  • $10 hourly
    • 5.0/5
    • (1 job)
    I am an exceptional web and mobile app developer. I have a 5+ years experience on upwork. I have implemented many apps and websites. I will deliver the highest level of client satisfaction. I will master and learn new skills that will be of benefit to my client projects. I am striving for excellence in my profile, proposals and work. Looking forward to hear from you soon.
    Featured Skill .NET Framework
    Responsive Design
    User Experience Design
    Ecommerce Website Development
    ASP.NET Ajax
    Front-End Development
    Embedded System
    iOS Development
    Android App Development
    PHP
  • $35 hourly
    • 0.0/5
    • (0 jobs)
    At Netfully, we focus on delivering comprehensive web and mobile solutions tailored to our clients’ needs. Our expertise covers frontend, backend, and database development, utilizing technologies like .NET, Angular, React, Swift, and Kotlin. We also provide DevOps and hosting solutions powered by Microsoft Azure. And for a polished, user-friendly design, our skilled designer is ready to craft a visually stunning and intuitive product. Our expertise area: ✅ HR Software ✅ Fintech ✅ Custom software development ✅ Building and construction ✅ Logistics ✅ Healthcare Services: ✅ Web development ✅ Mobile development ✅ Software testing ✅ DevOps ✅ UI/UX design Our technologies: ✅ .Net ✅ Swift, Kotlin ✅ React, Angular ✅ Microsoft Azure Let’s connect to explore how we can collaborate and create successful outcomes together!
    Featured Skill .NET Framework
    iOS
    Azure DevOps
    Android
    React
    .NET Stack
    Angular
    Entity Framework
    Node.js
    ASP.NET
    Swift
    .NET Core
    Kotlin
    Microsoft SQL Server
    SQL
  • $23 hourly
    • 4.0/5
    • (2 jobs)
    Expert .NET Software Engineer with Versatile Skills - Your Solution for Cutting-Edge Development Are you in search of a highly skilled and reliable freelance .NET Software Engineer to tackle your most demanding projects? Look no further! With a proven track record of delivering top-notch solutions, I bring a broad range of expertise that covers the entire .NET ecosystem. My experience encompasses various technologies, frameworks, and tools, making me the ideal candidate for your development needs. Skills and Technologies C#: With in-depth knowledge of C#, I can craft robust and efficient code, ensuring seamless functionality and optimal performance. .NET Framework & .NET 6: My proficiency in both versions of .NET allows me to leverage the latest features and enhancements, creating future-proof solutions. Docker: Experience with Docker empowers me to build scalable, containerized applications, streamlining deployment and management. RabbitMQ: By employing RabbitMQ, I enable seamless communication between distributed systems, ensuring smooth data flow and integration. Grafana: With Grafana, I provide advanced monitoring and visualization capabilities, empowering you to make data-driven decisions. HTML, CSS: My expertise in front-end technologies guarantees polished and user-friendly interfaces. SQL & PostgreSQL: I possess a deep understanding of SQL and PostgreSQL, allowing me to design efficient database structures and execute complex queries. Windows PowerShell: Proficiency in PowerShell enables me to automate tasks, streamline processes, and enhance productivity. XML, JSON: Handling data interchange is second nature to me, thanks to my mastery of XML and JSON. LINQ: I use LINQ extensively to query and manipulate data with ease, contributing to efficient and maintainable code. Object-Oriented Analysis (OOP): My strong grasp of OOP principles ensures well-organized, modular, and extensible code. Entity Framework Core: Leveraging Entity Framework Core, I facilitate database interactions, providing a solid foundation for your applications. SignalR & ASP.NET MVC: By incorporating SignalR and following the MVC pattern, I develop real-time, interactive web applications with ease. SOLID Principles: I adhere to SOLID principles to create scalable, maintainable, and flexible codebases. Unit & Integration Testing: My dedication to testing guarantees reliable and bug-free software, resulting in a positive user experience. RESTful WebAPI & Swagger: I create RESTful APIs with Swagger documentation, ensuring seamless integration and ease of use for consumers. Test-Driven Development (TDD): My TDD approach leads to high-quality code and rapid iterations, saving time and resources. Domain-Driven Design (DDD): I apply DDD principles to build software that aligns perfectly with your business domain and requirements. Reflection: My understanding of reflection allows me to perform dynamic type loading and enhance the flexibility of your applications. Experience with Visual Studio 2022: I'm well-versed in the latest version of Visual Studio, enhancing my development workflow and productivity. Version Control & Issue Tracking: Proficiency in Git and SourceTree enables efficient collaboration, while Jira, Confluence, and Redmine help streamline project management. Continuous Integration & Continuous Deployment (CI/CD): I implement CI/CD pipelines, ensuring rapid and reliable software delivery. English (written and oral) - Intermediate (B1): My effective communication skills allow me to seamlessly collaborate with international teams and stakeholders. When you hire me as your freelance .NET Software Engineer, you can rest assured that your projects will be delivered with precision, on time, and within budget. Let's discuss your requirements and take your software development to the next level! Contact me today for a free consultation.
    Featured Skill .NET Framework
    React
    TypeScript
    .NET Core
    PostgreSQL
    ASP.NET Web API
    Entity Framework
    NHibernate
    ASP.NET MVC
    API
    C#
    ASP.NET Core
    SQL
    Microsoft SQL Server
    ASP.NET
  • Want to browse more freelancers?
    Sign up

How hiring on Upwork works

1. Post a job

Tell us what you need. Provide as many details as possible, but don’t worry about getting it perfect.

2. Talent comes to you

Get qualified proposals within 24 hours, and meet the candidates you’re excited about. Hire as soon as you’re ready.

3. Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

4. Payment simplified

Receive invoices and make payments through Upwork. Only pay for work you authorize.

Trusted by

How do I hire a .NET Framework C# Engineer near Warsaw, on Upwork?

You can hire a .NET Framework C# Engineer near Warsaw, on Upwork in four simple steps:

  • Create a job post tailored to your .NET Framework C# Engineer project scope. We’ll walk you through the process step by step.
  • Browse top .NET Framework C# Engineer talent on Upwork and invite them to your project.
  • Once the proposals start flowing in, create a shortlist of top .NET Framework C# Engineer profiles and interview.
  • Hire the right .NET Framework C# Engineer for your project from Upwork, the world’s largest work marketplace.

At Upwork, we believe talent staffing should be easy.

How much does it cost to hire a .NET Framework C# Engineer?

Rates charged by .NET Framework C# Engineers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.

Why hire a .NET Framework C# Engineer near Warsaw, on Upwork?

As the world’s work marketplace, we connect highly-skilled freelance .NET Framework C# Engineers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream .NET Framework C# Engineer team you need to succeed.

Can I hire a .NET Framework C# Engineer near Warsaw, within 24 hours on Upwork?

Depending on availability and the quality of your job post, it’s entirely possible to sign up for Upwork and receive .NET Framework C# Engineer proposals within 24 hours of posting a job description.

Looking to hire for long-term or full-time assignments? See how Full-time hiring on Upwork simplifies the process.