"APIs are the foundation of a company's digital strategy. They connect core business capabilities to partners as well as new markets, modernize legacy systems with minimal disruption, integrate business data with AI LLMs, and accelerate innovation across development teams. By turning key business services into reusable building blocks, APIs reduce delivery time, increase agility, and unlock new revenue streams to fuel business growth."
Steve Nies
Founder & Principal Consultant
Our Service Offerings

REST API Generator

A web-based toolset that dramatically reduces the time and effort required to create REST APIs. The toolset provides two key capabilities: 1) a REST API client interface generator that transforms a graphical business domain data model into an OpenAPI client interface specification and 2) a code generator that creates API foundational code (API controllers, data schema objects, interface annotations) from an OpenAPI specification. The result is a fully-functional REST API that can be extended with business logic to create a production-quality API in a fraction of the time required by traditional development approaches. Click here for more information and to request a free trial license.


API Best Practices Training

Upskilling your API developers on best practices for designing, building, and maintaining APIs is crucial for the success of your API-based project. Our API best practices training is designed to provide API developers with the knowledge and skills needed to create robust, high-quality APIs. The result is faster API delivery, stronger alignment with client and stakeholder needs, and APIs that accelerate your company's digital transformation and business growth. Click here to view the list of training topics.


Project Mentoring

A collaborative learning session for applying API design and development best practices to a particular API development project. This service is ideal for organizations who want to ensure that their API development project is on track for success. Click here for more information.

About Us

Steve Nies is the founder and principal consultant
of API Excellence, a consulting firm specializing in helping organizations design and implement APIs that are well-structured, maintainable, and easy to use. Steve is a seasoned API architect and consultant with 15+ years of experience in designing and implementing APIs for a wide range of industries including finance, energy, and technology. He has a deep understanding of API design principles, best practices, and emerging trends, and has helped organizations successfully leverage APIs to drive digital transformation and business growth.

Steve holds a Bachelor's degree in Computer Science from Louisiana
Tech University and is an active member of the local API and Java communities. Click here to view Steve's LinkedIn profile.

Contact Us

Whether you need to build REST APIs faster, strengthen your team's API expertise, or guide a critical project to success, we provide the tools, training, and mentoring to help you deliver with confidence. Contact us today at sales@api-excellence.com to schedule a consultation, request a free trial of the REST API Generator, or to discuss the right engagement model for your team. Alternatively you can message us on LinkedIn.