Hire the Top 3% of Freelance Internet Information Services (IIS) Developers

Toptal is a marketplace for top IIS developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal Internet Information Services freelancers for their mission-critical software projects.

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Clients rate Toptal IIS developers 4.9 / 5 on average based on 1,073 reviews.
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Hire Freelance IIS Developers

Reza Rezaian

Freelance IIS Developer
Verified Expert in Engineering
UTC-08:00
United States
Toptal Member Since August 18, 2020

Reza is an accomplished back-end Microsoft engineer with expertise in C#, .NET Core, .NET, Microsoft SQL, WPF, and REST API. He has worked for the last 10 years in fintech and he is a subject matter expert on insurance tracking for lending institutions. Reza's solutions have enabled companies to significantly increase revenue and customer service efficiency and decrease costs.

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Pavel Volkov

Freelance IIS Developer
Verified Expert in Engineering
UTC-06:00
United States
Toptal Member Since September 29, 2021

Pavel is an organized and result-oriented IT solutions architect with over ten years of IT experience and six years of software development experience. He was a lecturer assistant at the University of Tallinn, focusing on C# programming, web security, mobile development (platform-specific and hybrid), and building distributed systems. Pavel often worked with students and also reviewed and helped to fix student coding projects.

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Chris Megginson

Freelance IIS Developer
Verified Expert in Engineering
UTC-05:00
United States
Toptal Member Since February 20, 2023

Chris is a seasoned developer with two decades of expertise in technical program management, solution architecture and delivery, and cloud operational support. He has worked for various clients, including Capital One, Nationwide, Sallie Mae, Discover, and Synchrony Financial. Customer obsession and integrity are the cornerstones of Chris' work.

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Cleiton Gangi

Freelance IIS Developer
Verified Expert in Engineering
UTC-03:00
Brazil
Toptal Member Since June 16, 2022

Cleiton is a senior full-stack developer with over 15 years of experience building high-quality applications while working at large companies such as Siemens, Tyco, and Johnson Controls. He has extensive experience with web development using ASP.NET and MVC Razor and back-end applications such as REST APIs and Windows Services. Cleiton enjoys learning new things, solving problems, and helping companies achieve their goals.

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Ashley Williams

Freelance IIS Developer
Verified Expert in Engineering
UTC+00:00
United Kingdom
Toptal Member Since March 30, 2020

Ashley is a full-stack developer with over 15 years of experience building cutting edge, high-traffic use software for large industry-leading clients in the UK. He specializes in the Microsoft development stack, such as .NET Core, SQL Server, IIS, and Azure. His work has saved clients millions in staffing costs, significantly reduced operating costs, and has increased the value of client products by millions. Ashley exceeds goals and delivers exceptional, high-performing projects.

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Loredana Baracic

Freelance IIS Developer
Verified Expert in Engineering
UTC+01:00
Croatia
Toptal Member Since April 26, 2021

Loredana is a senior developer with ten years of experience developing different kinds of software solutions, including integration services, retail management solutions, and planning applications. She mainly used technologies from Microsoft stack, such as .NET, SQL Server, IIS, and Windows, but is keen to excel in alternatives.

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Christian Weiss

Freelance IIS Developer
Verified Expert in Engineering
UTC+01:00
Austria
Toptal Member Since August 29, 2022

Christian is an experienced tech lead, solutions architect, and software developer and has been building web applications and distributed systems since 2005. With his IT and business informatics background, he has led and expanded multiple software departments and worked with international B2C and B2B clients. Christian is most experienced in .NET, C#, Azure, SQL Server, Kubernetes, and Flutter and is a Microsoft Certified: Azure Solutions Architect Expert and Azure Developer Associate.

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Paul Zgondea

Freelance IIS Developer
Verified Expert in Engineering
UTC+02:00
Romania
Toptal Member Since November 11, 2020

Paul is a database engineer and DBA with the following stats: 13 years with Microsoft SQL, eight years in Microsoft SQL performance engineering and scale-out architecture planning, four years of hands-on knowledge of AWS IaaS service as a SysOps and DevOps, and a year of experience as an AWS architect. Paul's successfully worked remotely as a DevOps, DBA, and database engineer. He joined Toptal to work on challenging projects, especially those involving SQL, DBA, DevOps, AWS, and CI/CD.

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Avo Davtyan

Freelance IIS Developer
Verified Expert in Engineering
UTC+04:00
Armenia
Toptal Member Since February 18, 2020

With a master's degree in computer science, Avo is a senior full-stack software engineer with 12 years of professional experience. Along with lightning-fast problem-solving skills, consistency, and reliability, he has vast experience in platform integration via APIs such as payment processors or cloud services. Having worked as freelance developer for a number of years, Avo can hit the ground running on any project.

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Bala L

Freelance IIS Developer
Verified Expert in Engineering
UTC+05:00
India
Toptal Member Since February 1, 2022

Balaji is a full-stack developer with 7+ years of experience in web API development with .NET Core, UI developments with Angular, CI/CD with GitLab and Azure DevOps, and deployments to IIS and Kubernetes. He has delivered multiple applications for digitalizing human resources, engineering, and compliance processes. Balaji understands how to translate customer requirements into scalable and responsive products.

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Dan Cook

Freelance IIS Developer
Verified Expert in Engineering
UTC+09:00
Japan
Toptal Member Since January 11, 2021

Dan is a hands-on, full-stack software engineer, cloud systems architect, and technical leader with 20 years of experience. He specializes in Azure, .NET, and React, and development of highly scalable, globally distributed, secure, and resilient software systems targeting the cloud. Dan delivers groundbreaking software; builds stellar software teams; and instills a high-performing engineering culture, using Agile and Lean techniques, DevOps, SOLID principles, and extreme programming practices.

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THE TOPTAL ADVANTAGE

98% of Toptal clients choose to hire our talent after a risk-free trial.

Toptal's screening and matching process ensures exceptional talent are matched to your precise needs.

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Toptal in the press

... allows corporations to quickly assemble teams that have the right skills for specific projects.

Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

Our clients
Creating an app for the game
Conor Kenney
Creating an app for the game
Leading a digital transformation
Elmar Platzer
Leading a digital transformation
Building a cross-platform app to be used worldwide
Building a cross-platform app to be used worldwide
Drilling into real-time data creates an industry game changer
Drilling into real-time data creates an industry game changer
Testimonials

How to Hire IIS Developers Through Toptal

1

Talk to One of Our Client Advisors

A Toptal client advisor will work with you to understand your goals, technical needs, and team dynamics.
2

Work With Hand-selected Talent

Within days, we'll introduce you to the right IIS developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

Work with your new IIS developer for a trial period (pay only if satisfied), ensuring they're the right fit before starting the engagement.

EXCEPTIONAL TALENT

How We Source the Top 3% of IIS Developers

Our name “Toptal” comes from Top Talent—meaning we constantly strive to find and work with the best from around the world. Our rigorous screening process identifies experts in their domains who have passion and drive.

Of the thousands of applications Toptal sees each month, typically fewer than 3% are accepted.

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FAQs

  • How quickly can you hire with Toptal?

    Typically, you can hire IIS developers with Toptal in about 48 hours. For larger teams of talent or Managed Delivery, timelines may vary. Our talent matchers are highly skilled in the same fields they’re matching in—they’re not recruiters or HR reps. They’ll work with you to understand your goals, technical needs, and team dynamics, and match you with ideal candidates from our vetted global talent network.

    Once you select your IIS developer, you’ll have a no-risk trial period to ensure they’re the perfect fit. Our matching process has a 98% trial-to-hire rate, so you can rest assured that you’re getting the best fit every time.

  • To hire the right IIS developer, it’s important to evaluate a candidate’s experience, technical skills, and communication skills. You’ll also want to consider the fit with your particular industry, company, and project. Toptal’s rigorous screening process ensures that every member of our network has excellent experience and skills, and our team will match you with the perfect IIS developers for your project.

  • At Toptal, we thoroughly screen our IIS developers to ensure we only match you with the highest caliber of talent. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut.

    In addition to screening for industry-leading expertise, we also assess candidates’ language and interpersonal skills to ensure that you have a smooth working relationship.

    When you hire IIS developers with Toptal, you’ll always work with world-class, custom-matched IIS developers ready to help you achieve your goals.

  • You can hire IIS developers on an hourly, part-time, or full-time basis. Toptal can also manage the entire project from end-to-end with our Managed Delivery offering. Whether you hire an expert for a full- or part-time position, you’ll have the control and flexibility to scale your team up or down as your needs evolve. Our IIS developers can fully integrate into your existing team for a seamless working experience.

  • We make sure that each engagement between you and your IIS developer begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you’re completely satisfied with the results, we’ll bill you for the time and continue the engagement for as long as you’d like. If you’re not completely satisfied, you won’t be billed. From there, we can either part ways, or we can provide you with another expert who may be a better fit and with whom we will begin a second, no-risk trial.

Tap Into World-class Talent

  • Trusted Talent Only

    Trusted Talent Only

    All of our talent are seasoned professionals who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.

  • The Right Fit

    The Right Fit

    We have a knack for matching you with the right fit. Start working with your new hire on a no-risk trial period, paying only if satisfied.

  • Scale as Needed

    Scale as Needed

    Hire talent within 48 hours and scale your team up or down as needed, no strings attached.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.

  • Flexible Engagements

    Flexible Engagements

    Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.

  • Expert Talent Matching

    Expert Talent Matching

    Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.

Top IIS Developers Are in High Demand.

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