Best C# Developers in the United States

518 Companies - Rankings updated: June 30, 2026

We evaluate every agency on DesignRush according to expertise credentials and client satisfaction ratings. Some placements are sponsored.

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  • IndiaAppDeveloper

    Top Mobile App and Software Development Company India

    Top Mobile App and Software Development Company India

    India app developer is a well known Mobile App Development Company for every application and software solution. We realise that a company manager needs to handle a company with diverse clients and market competition.  [... view IndiaAppDeveloper profile ]

    Top Services:

    • Software Development
    • Ruby on Rails
    • Web Development
    Location
    Dallas, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile

  • Tantheta Software Studio

    Tan θ Software Studio: Building the future of blockchain, one line of code at a time.

    Tan θ Software Studio: Building the future of blockchain, one line of code at a time.

    Tan θ Software Studio is a Custom Blockchain Development Company. We are a team of 30+ young engineers to build MVPs for startups and Enterprise Solutions.  [... view Tantheta Software Studio profile ]

    Top Services:

    • Software Development
    • IT Services
    • Mobile App Development
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Portfolios Count
    1 Project Listed
    View Profile

  • Frugalnova Innovation

    Frugalnova - Crafting Smarter Software, Apps, and Innovations for All Platforms!

    Frugalnova - Crafting Smarter Software, Apps, and Innovations for All Platforms!

    Frugalnova is a leading software development company specializing in creating innovative solutions for businesses worldwide. We excel in mobile app development, iOS and Windows apps, web platforms, and cutting-edge technology solutions. Our expert team blends creativity and technical expertise to deliver  [... view Frugalnova Innovation profile ]

    Top Services:

    • Software Development
    • AWS
    • IoT
    Location
    Mount Vernon, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
    View Profile
    3.5 3.5 (4)

  • NextOlive

    Grow with Technology.

    Grow with Technology.

    We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web  [... view NextOlive profile ]

    Top Services:

    • Software Development
    • Mobile App Development
    • Blockchain
    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • Umang Software Technologies

    UMANG means Enthusiasm; Enthusiasm is what drives the mankind!

    UMANG means Enthusiasm; Enthusiasm is what drives the mankind!

    Umang has been working with some of the elite organization across the globe to develop and maintain their existing legacy applications. They are experts in developing custom software/Mobile/Web applications.Umang has expertise in Delphi, Java, PHP, Python, DotNet and 20+ other technologies and has domain  [... view Umang Software Technologies profile ]

    Top Services:

    • Software Development
    • Mobile App Development
    • Enterprise
    Location
    San Jose, California
    Number of Employees
    Under 49
    View Profile

  • Ruteappz

    Equipped For Every Good Work.

    Equipped For Every Good Work.

    Ruteappz is an IT consulting and software development company dedicated to creating and transforming products, services, and enterprises. Our goal is to drive business growth both today and in the future by leveraging innovative solutions and cutting-edge technology.  [... view Ruteappz profile ]

    Top Services:

    • Software Development
    • eCommerce Development
    • IT Services
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile

  • Altiux Innovations Pvt. Ltd.

    We help accelerate your IoT!

    We help accelerate your IoT!

    Altiux Innovations is a software and product engineering services organization focused on helping you accelerate the development of your IoT solutions and products. We provide specialized engineering services across the entire IoT development cycle, from consulting, device engineering, cloud and mobility  [... view Altiux Innovations Pvt. Ltd. profile ]

    Top Services:

    • Software Development
    • .Net
    • AI Development
    Location
    Milpitas, California
    Number of Employees
    50 - 99
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.4 4.4 (50)

  • GrapesTech Solutions Pvt Ltd

    Digital Business Solutions with a Difference!

    Digital Business Solutions with a Difference!

    GrapesTech Solutions is a prominent IT consultancy renowned for delivering cutting-edge digital business solutions. Our expertise lies in offering comprehensive IT consulting, website development and design, and system integration services tailored to meet the evolving needs of businesses.  [... view GrapesTech Solutions Pvt Ltd profile ]

    Top Services:

    • Software Development
    • WordPress
    • AI Development
    Location
    Lewes, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
    View Profile

  • Infysion Technologies

    Your Reliable Product Engineering Services & Digital Transformation Partner

    Your Reliable Product Engineering Services & Digital Transformation Partner

    At Infysion, we're your trusted product engineering company, offering comprehensive product engineering services and solutions. We excel in the software product engineering field, employing an agile product development process to turn innovative ideas into successful, market-ready products.  [... view Infysion Technologies profile ]

    Top Services:

    • Software Development
    • eCommerce Development
    • Enterprise
    Location
    Springfield, New Jersey
    Number of Employees
    Under 49
    View Profile
    5.0 5.0 (42)

  • Hire FullStacks

    One Stop Solutions for all your development needs.

    One Stop Solutions for all your development needs.

    Hire full stack developers from a top-notch tech company called Hire FullStacks & get next-gen web and mobile app development solutions.  [... view Hire FullStacks profile ]

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    Location
    Atlanta, Georgia
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (10)

  • Brainmine Web Solutions

    We Build To Make You Proud

    We Build To Make You Proud

    Expand your brand reach and maximize your ROI with Brainmine, an expert Pune-based web Design Company and digital marketing agency, providing custom web design, software, and marketing solutions in India and across the globe.  [... view Brainmine Web Solutions profile ]

    Top Services:

    • Software Development
    • Web Design
    • PHP
    Location
    Fox Point, Wisconsin
    Number of Employees
    50 - 99
    Average Hourly Rate
    $35/hr
    Minimal Budget
    Under $1,000
    View Profile
    4.3 4.3 (93)

  • Techechelons

    Driving Next Generation Innovation.

    Driving Next Generation Innovation.

    Techechelons provides expert digital solutions in DevOps, Mobile & Web, Startup Services, eCommerce, Staff Augmentation, and more, leveraging over 12 years of experience to empower client success. With our comprehensive suite of services, we ensure that your digital needs are met efficiently and effectively  [... view Techechelons profile ]

    Top Services:

    • Software Development
    • eCommerce Development
    • Salesforce Consulting
    Location
    McLean, Virginia
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.7 4.7 (30)

  • TechnoBrains Business Solutions

    Empowering Businesses Through Innovative Software Development

    Empowering Businesses Through Innovative Software Development

    TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States  [... view TechnoBrains Business Solutions profile ]

    Top Services:

    • Software Development
    • IT Services
    • Mobile App Development
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.8 4.8 (26)

  • Indeses Business Venture Pvt Ltd

    Making Your Digital Dreams Come True.

    Making Your Digital Dreams Come True.

    Indeses | Software Development Company is the pioneer in offering technology solutions by creating business-driven strategies across a wide variety of industry verticals. We are a full-service B2B digitalization arm providing services for customized software solutions & services. The company is built up of  [... view Indeses Business Venture Pvt Ltd profile ]

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    Location
    Huntington, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • DigiMantra

    Idea Innovate Grow

    Idea Innovate Grow

    Trusted collaborator in propelling innovation forward.  [... view DigiMantra profile ]

    Top Services:

    • Software Development
    Location
    Delaware City, Delaware
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.4 4.4 (116)

  • Silicon Valley Infomedia Pvt. Ltd.

    Affordable And Quality ITES Outsourcing.

    Affordable And Quality ITES Outsourcing.

    With expertise in Web Development India, Silicon Valley Infomedia offers affordable Outsource PHP Development and Outsource Web Development services. Our team is dedicated to providing scalable, high-quality solutions for clients globally.  [... view Silicon Valley Infomedia Pvt. Ltd. profile ]

    Top Services:

    • Software Development
    Location
    Maple Grove, Minnesota
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • iProgrammer

    Your Programming Partner!

    Your Programming Partner!

    iProgrammer Solutions Pvt. Ltd., set in Pune, INDIA offers world-class IT solutions for your business and online needs, encompassing Web & Mobile App Development, Odoo Development Services, Cloud Consulting, Staff Augmentation, AI Chatbot development, Devops Consulting, Blockchain Technology.  [... view IProgrammer profile ]

    Top Services:

    • Software Development
    • Ruby on Rails
    • PHP
    Location
    Alpharetta, Georgia
    Number of Employees
    250 - 499
    View Profile
    4.4 4.4 (118)

  • Siffrum

    Think AI Build Bold Analyze Deep

    Think AI Build Bold Analyze Deep

    At Siffrum, we don't just build technology we craft intelligent solutions that drive smarter, faster growth. As a full-stack IT and Software company with a dedicated Data Science wing, we blend innovation with strategy to deliver measurable results. From AI-powered analytics and custom software to scalable  [... view Siffrum profile ]

    Top Services:

    • Software Development
    • Web Development
    • AI Development
    Location
    Wilmington, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (8)

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