Application Development

We develop custom applications for clients of all sizes.

United Stated Based
Developers On Staff
Happy Clients To Date
We provide custom web, mobile & software-based application consulting services to clients of all sizes. Some of the companies that have chosen Keyhole include:
National Association of Insurance Commissioners
Commerce Bank
VSP Vision
AMC Theaters
Northwell Health
Nestle Purina
American Century Investments
Quest Diagnostics

Application Development Consulting

Advisory Services

Application assessment and tailored recommendations for future adoption & strategic modernization.

Application Architecture

Optimally architecting custom applications: on-prem, cloud, web, SPA, Microservices, and more.

Application Development

Developing web, desktop, hybrid, and mobile applications from ideation to post-implementation support.

Application Enhancement

Adding new features, enhancements, and optimization to existing applications.

Recent Education

We are constant learners, evolving our skills to include the newest technologies to help us better serve our clients' needs. View recent content here:
Application development is our company "sweet spot." We are passionate about developing applications for our consulting clients. We have three primary technology stacks we work with:

Java Development

Developing Java applications. We particularly love Spring--Batch, Boot, MVC--and use it when it's the right tool for the project.

.NET Development

Developing .NET applications with C#, .NET Core, Xamarin, ASP.NET, and more.

JavaScript / SPA Development

Developing web apps using vanilla JavaScript, React, Angular, Vue.js, and more.

After years of experience, the number of technologies, tools, and platforms we have worked with are endless. Here are some of the most common technologies that we work with.
React JavaScript Framework
Vue.js JavaScript Framework
Node.js  JavaScript Framework
Java Spring Framework
.NET Core
RedHat OpenShift
Microsoft Azure

Recent Projects

Keyhole consultants have years of experience developing internal and user-facing applications within different industries and technology stacks. See some recent projects:
Gold Microsoft Partner
AWS Consulting Partner
This varied experience directly benefits clients: Keyhole consultants quickly come up to speed on your stack, configuration, and action items to meet project goals.

A Focus on Development Technology Modernization

Cloud Modernization

Helping enterprise applications migrate to, and leverage the benefits of, cloud technologies like Microsoft Azure, Amazon Web Service (AWS), and Google Cloud.


“Breaking down” monolithic application into small, modular pieces that have the freedom to act independently - and controlling the moving parts.

Project Highlight


Using React & AI to help people get their money faster after a car accident

Keyhole helped a multi-national company to develop an application focused on automating the insurance claims process after a car accident.

Technologies: React, Artificial Intelligence, Spring Boot, Microservices, REST, and Java

Adjusters upload damage photos to the application. It detects make/model and the damaged parts, type and severity. Using that, it defines set manufacturer repair operations and creates an estimate.

50% of claims are automatically authorized due to high confidence score—reducing estimating costs and getting consumers a faster resolution.

Learn More

About Keyhole Software


Established in 2008, Keyhole is a software consulting firm based in Kansas City and St. Louis. Our consultants are expert software architects & developers that assist nationwide clients in JavaScript, .NET, and Java solutions. Gold Microsoft Partner, AWS Partner.

Employee Consultants

Our team is singularly comprised of elite, vetted Keyhole employees with strong histories of client acclaim— hired for development skill, personality, and communication ability, they are with us long term.

Engagement Model

Free initial consultation. We work with clients on Statement of Work basis as individual consultants or entire project teams. We agree on project scope, hourly rate, and estimated timeline. No contract-to-hire or 10-99 outsourcing.
Keyhole has the reputation for quality.And our clients seem to agree...
Keyhole consultants are requested by name by repeat clients.
Consulting contracts are consistently extended by clients to keep our experts on site.

Get More Information

  • HQ—Kansas City

    11205 W. 79th Street Lenexa, Kansas 66214 (877)521-7769

  • USA Consulting Teams

    Serving clients nationwide with strong presence in Kansas City, St. Louis, Denver, and Omaha.

Contact us below for a free consultation.