In today’s digital landscape, APIs are the backbone of seamless software integration and innovation. Businesses across industries rely on robust APIs to enhance functionality, improve user experience, and drive growth. Choosing the right API development partner in the USA can make all the difference. In this guide, we highlight top companies known for delivering exceptional API solutions tailored to meet diverse business needs.
1. A-listware
At A-listware, we focus on delivering comprehensive software development and consulting services. We specialize in providing skilled and experienced software developers to meet a wide range of business needs. With a strong presence in the USA, we offer API development services as part of our broader software solutions. Our team works closely with clients across industries to create secure, scalable, and reliable APIs that integrate seamlessly into existing systems. We support both cloud-based and on-premises environments, managing the full development lifecycle to ensure smooth delivery and operational stability.
Our approach emphasizes close collaboration, technical expertise, and seamless team integration. We provide dedicated development teams, managed IT services, and IT consulting, helping businesses enhance their software capabilities efficiently. We also offer flexible engagement models, allowing companies to adapt quickly to changing project requirements. With access to a broad network of IT professionals, we match clients with developers who fit both the technical and cultural needs of their teams.
Key Highlights:
- Experience in software development and IT consulting
- API development services tailored to business needs
- Integration of cloud-based and on-premises solutions
- Access to a large pool of IT professionals
- Strong focus on security, data protection, and quality
- Flexible team scaling and management options
- 24/7 access to support and development teams
Services:
- API Development
- Software Development
- Application Services
- UX/UI Design
- Testing and Quality Assurance
- IT Consulting
- Dedicated Development Teams
- Data Analytics
- Infrastructure Services
- Help Desk Services
- Cybersecurity Services
Contact Information:
- Website: a-listware.com
- Address: North Bergen, NJ 07047, USA
- Phone: +1 (888) 337 93 73
- Email: info@a-listware.com
- Facebook: www.facebook.com/alistware
- LinkedIn: www.linkedin.com/company/a-listware
2. EPAM Systems
EPAM Systems provides digital platform engineering and software development services. The company delivers technology solutions that include API development services for clients in the USA, integrating digital systems and supporting enterprise transformation. EPAM’s teams consist of technologists, strategists, and designers who collaborate on building scalable digital products and enterprise systems. They are engaged in software engineering, cloud transformation, and data services, with a focus on modern architecture and reliable system integration.
EPAM Systems partners with major technology providers such as AWS, Microsoft, Google Cloud, and Salesforce to deliver a broad spectrum of IT solutions. Their work covers key areas like cybersecurity, agile engineering, and platform modernization. They offer services that support the full lifecycle of digital products, from design and development to deployment and support.
Key Highlights:
- API development services for the USA market
- Focus on platform engineering and digital transformation
- Partnerships with leading cloud and technology providers
- Emphasis on cloud, cybersecurity, and data services
- Integrated teams of technologists, strategists, and designers
Services:
- API Development
- Digital Platform Engineering
- Software Development
- Cloud Transformation
- Cybersecurity Services
- Data and Analytics Services
- Enterprise Application Development
- IT Consulting
Contact Information:
- Website: www.epam.com
- Address: 41 University Drive, Suite 202, Newtown, PA 18940, USA
- Phone: +1 267-759-9000
- LinkedIn: www.linkedin.com/company/epam-systems
- Facebook: www.facebook.com/EPAM.Global
- Instagram: www.instagram.com/epamsystems
3. Akana by Perforce
Akana by Perforce provides a platform for managing the full lifecycle of APIs. They deliver API development and management services in the USA, supporting enterprises in building, securing, and monitoring APIs across multiple cloud environments. Akana focuses on enabling digital transformation by offering tools for API creation, deployment, and governance. Their platform integrates with continuous delivery pipelines and supports API security best practices.
Akana emphasizes compliance and security, helping organizations maintain control over their digital assets. The company provides solutions that align with cloud-native and microservices architectures, addressing the needs of various industries including finance and healthcare. Akana also extends its API testing capabilities through integration with BlazeMeter for continuous testing and monitoring.
Key Highlights:
- Full lifecycle API management platform
- API development services available in the USA
- Focus on security, compliance, and governance
- Integration with cloud-native and microservices environments
- Support for multiple cloud deployments
- Continuous API testing and monitoring capabilities
- Part of Perforce Software
Services:
- API Development
- API Management
- API Security
- Digital Transformation Support
- Cloud Integration
- Microservices Architecture Support
- API Testing and Monitoring
Contact Information:
- Website: www.akana.com
- Address: 400 First Avenue North #400, Minneapolis, MN 55401
- Phone: +1 612-517-2100
- LinkedIn: www.linkedin.com/company/perforce-akana
- Twitter: x.com/akanaapi
4. Amazon Web Services (AWS)
Amazon Web Services (AWS) offers cloud computing platforms and APIs to businesses around the world, including the USA. AWS provides API development services as part of their extensive cloud portfolio, helping organizations create scalable and secure APIs for a variety of applications. AWS solutions support industries like finance, healthcare, telecommunications, and gaming.
AWS provides a broad set of cloud tools for compute, storage, database, analytics, networking, mobile, developer tools, management tools, IoT, security, and enterprise applications. Their services help businesses optimize infrastructure, reduce costs, and speed up innovation. API Gateway is one of AWS’s core services for API development, allowing companies to build and maintain robust APIs at scale.
Key Highlights:
- Global cloud services provider with USA presence
- API development services through AWS API Gateway
- Broad industry coverage including finance, healthcare, and telecom
- Focus on scalability, reliability, and security
- Extensive support for cloud-native development
- Advanced data analytics and machine learning tools
- Large community of customers and partners
Services:
- API Development
- Cloud Computing
- Storage Solutions
- Data Analytics and Machine Learning
- Networking and Content Delivery
- Mobile Development Tools
- Security and Identity Services
- IoT and Serverless Computing
Contact Information:
- Website: aws.amazon.com
- LinkedIn: www.linkedin.com/company/amazon-web-services
- Twitter: x.com/awscloud
- Facebook: www.facebook.com/amazonwebservices
- Instagram: www.instagram.com/amazonwebservices
5. Autodesk Platform Services
Autodesk Platform Services provides a set of APIs and services designed to help businesses build custom digital solutions. The company focuses on integrating design and manufacturing data through APIs, which allow businesses to improve workflows, develop 3D applications, automate processes, and create digital twins. Autodesk Platform Services supports API development in the USA, helping companies in various industries connect and streamline their operations with scalable and efficient digital tools.
Autodesk Platform Services offers APIs for data management, visualization, automation, and real-time collaboration. Their platform is aimed at developers and businesses who want to customize their processes and build applications that are closely aligned with their operational needs. The services cover sectors such as architecture, engineering, manufacturing, and construction.
Key Highlights:
- API development services available in the USA
- Focus on design and manufacturing data integration
- Support for custom application development and workflow automation
- APIs for 3D visualization, digital twins, and real-time collaboration
- Suitable for industries like architecture, engineering, and construction
- Provides SDKs and toolkits for developers
- Community and training resources for users
Services:
- API Development
- Data Management APIs
- Visualization APIs
- Design Automation APIs
- Workflow Integration
- 3D Configurator Development
- Digital Twin Creation
- Process Automation
Contact Information:
- Website: aps.autodesk.com
- Twitter: x.com/AutodeskAPS
- Facebook: www.facebook.com/AutodeskPlatformServices
6. Torry Harris Integration Solutions
Torry Harris Integration Solutions provides services in digital integration, API management, and digital ecosystem development. The company offers API development services in the USA, helping enterprises modernize their legacy systems and build cloud-native architectures. Torry Harris focuses on integrating enterprise assets to create connected digital ecosystems that support growth and innovation.
The company delivers a range of services including microservices architecture, cloud integration, API governance, and data management. Their solutions are used by businesses in sectors such as telecommunications, financial services, and utilities. Torry Harris combines system integration services with proprietary frameworks and tools to support clients through their digital transformation initiatives.
Key Highlights:
- API development services in the USA
- Focus on digital integration and ecosystem development
- Expertise in legacy modernization and cloud transformation
- Solutions for telecommunications, financial services, and utilities
- Microservices architecture and data integration services
- Proprietary frameworks and accelerators
Services:
- API Development
- Digital Integration Services
- API Management
- Legacy Modernization
- Cloud Integration
- Microservices Development
- Data Integration
- API Governance and Compliance
Contact Information:
- Website: www.torryharris.com
- Address: 536 Fayette Street, Perth Amboy, NJ 08861, USA
- Phone: + 1-732-442 0049
- E-mail:marketing@thbs.com
- LinkedIn: www.linkedin.com/company/torry-harris-integration-solutions
- Twitter: x.com/torryharris
- Facebook: www.facebook.com/TorryHarrisIntegrationSolutions
- Instagram: www.instagram.com/torryharrisintegrationsolution
7. LexisNexis Risk Solutions
LexisNexis Risk Solutions provides data and analytics services, with Health Intelligence focusing on electronic health record (EHR) integration. The company offers API development services in the USA to support life insurance underwriting, enabling faster decision-making through access to structured clinical data. Health Intelligence helps carriers adopt EHRs at scale by providing tools that facilitate integration and improve the usability of health data in underwriting workflows.
The platform combines medical, identity, and behavioral data to enhance risk assessments. LexisNexis Health Intelligence supports underwriters with summarized reports that streamline the evaluation process, reducing the need for manual intervention and shortening underwriting cycle times.
Key Highlights:
- API development services for EHR integration in the USA
- Focus on life insurance underwriting and risk assessment
- Combines medical and behavioral data for advanced analytics
- Solutions to accelerate underwriting decisions
- Support for both HIPAA-authorized and consumer-mediated consent paths
- Summarized and structured health data reports
- Reduces administrative burden and cycle times
Services:
- API Development
- EHR Integration Services
- Risk Assessment Solutions
- Data Aggregation and Analytics
- Underwriting Workflow Automation
- Medical Data Management
- Identity Resolution Services
Contact Information:
- Website: risk.lexisnexis.com
- Address: 10620 Treena Street, Ste 350, San Diego, CA 92131
- Phone: +1 866-237-2133
- LinkedIn: www.linkedin.com/company/lexisnexis-risk-solutions
- Twitter: x.com/LexisNexisRisk
- Facebook: www.facebook.com/LexisNexisRisk
8. BairesDev
BairesDev provides custom software development and IT services for companies across the USA. BairesDev delivers API development services to support businesses in building scalable digital solutions. The company works with industries ranging from finance to healthcare and focuses on offering development, testing, UX/UI design, and infrastructure services.
BairesDev helps clients create customized software, web, and mobile applications and ensures system performance through DevOps and security practices. The company also supports AI, machine learning, and data science projects, enabling businesses to extract insights and improve operations through advanced technologies.
Key Highlights:
- API development services for the USA market
- Experience across various industries
- Full-stack custom software development
- Focus on scalable and secure infrastructure
- AI, machine learning, and data science capabilities
- Nearshore development teams for timezone alignment
Services:
- API Development
- Custom Software Development
- Mobile App Development
- QA and Testing
- UX/UI Design
- Platform and Infrastructure Engineering
- AI and Data Science Services
Contact Information:
- Website: www.bairesdev.com
- Address: 50 California Street, California, USA
- Phone: +1 (408) 478-2739
- LinkedIn: www.linkedin.com/company/bairesdev
- Twitter: x.com/bairesdev
- Facebook: www.facebook.com/bairesdev
- Instagram: www.instagram.com/bairesdev
9. DreamFactory
DreamFactory provides an open-source platform focused on API generation and management. Based in the USA, DreamFactory offers API development services that allow businesses to expose data from SQL databases and other data sources as secure REST APIs. The platform emphasizes rapid API deployment with features like role-based access control, authentication integration, and customizable business logic.
DreamFactory supports various deployment options including Linux, Docker, and Kubernetes environments, making it adaptable to different infrastructure needs. The platform is used across industries to power dashboards, automate processes, and integrate legacy data into modern applications.
Key Highlights:
- API development services in the USA
- Automated REST API generation without coding
- Role-based access control and authentication features
- Support for multiple deployment options
- Integration with databases like SQL Server, Snowflake, and Oracle
- Customizable server-side scripting
- Solutions for data integration and automation
Services:
- API Development
- REST API Generation
- API Security and Management
- Data Integration Services
- Custom Business Logic Implementation
- Infrastructure Deployment Support
Contact Information:
- Website: www.dreamfactory.com
- Phone: +1 415-993-5877
- LinkedIn: www.linkedin.com/company/dreamfactory-software
- Twitter: x.com/dfsoftwareinc
- Facebook: www.facebook.com/dfsoftwareinc
10. Red Hawk Technologies
Red Hawk Technologies provides custom software development and support services for mid-market companies in the USA. The company focuses on API development as part of its custom application and integration services. Red Hawk Technologies works with clients to develop, enhance, and maintain web and mobile applications, offering bundled services for development and support under fixed monthly fees.
The company helps businesses increase productivity and streamline operations through systems integration, web application development, and mobile app development. Red Hawk Technologies also offers code evaluation services to ensure software quality and performance.
Key Highlights:
- API development services for businesses in the USA
- Focus on custom software and application development
- Fixed monthly fee model for bundled services
- Expertise in systems integration and support
- Web and mobile application development
- Code evaluation and quality assurance
- Long-term support and enhancement offerings
Services:
- API Development
- Custom Software Development
- Web Application Development
- Mobile Application Development
- Systems Integration
- Software Product Support
- Code Evaluation
Contact Information:
- Website: www.redhawk-tech.com
- Address: 1 Moock Road, Building A, Suite 202, Wilder, KY 41071, USA
- Phone: +1 859-360-5583
- E-mail: info@redhawk-tech.com
- LinkedIn: www.linkedin.com/company/red-hawk-technologies
- Facebook: www.facebook.com/RedHawkTechnologies
11. Rocket Code
Rocket Code provides AI and software development services, offering API development to support businesses in the USA. The company focuses on integrating AI technologies into business processes to enhance sales, streamline operations, and improve user engagement. Rocket Code works with industries like finance, insurance, and retail to deliver tailored digital solutions.
Rocket Code offers end-to-end services including AI consulting, system integration, platform development, and custom API creation. Their teams help businesses build systems that are capable of scaling and adapting to changing market needs, focusing on practical and real-world applications.
Key Highlights:
- API development services in the USA
- Focus on AI integration and application development
- Services across finance, insurance, and retail sectors
- System integration and platform development
- Emphasis on real-world, practical AI solutions
- Support for digital transformation initiatives
- Custom software and API development
Services:
- API Development
- AI Consulting and Development
- Platform Development
- System Integration
- Custom Software Development
- Digital Transformation Support
Contact Information:
- Website: therocketcode.com
- Address: 415 Mission Street, San Francisco, CA 94105, USA
- Phone: +1 55-8083-3336
- E-mail: contact@therocketcode.com
- LinkedIn: www.linkedin.com/company/the-rocket-code
- Twitter: x.com/therocketcode
- Facebook: www.facebook.com/therocketcode
12. Ingage Partners
Ingage Partners provides software design and development services with a focus on API development for businesses in the USA. The company designs and implements secure API integrations that help clients streamline business operations and enable data flow across systems. Ingage Partners works on creating connected digital environments that allow for better system interoperability and external developer access.
In addition to API development, Ingage Partners offers cloud solutions, experience design, solution delivery, and front-end development services. They emphasize a purpose-driven approach and maintain a strong commitment to their community as a Certified B Corporation and employee-owned organization.
Key Highlights:
- API development services for businesses in the USA
- Focus on secure system integrations
- Cloud solutions and migration support
- Emphasis on user experience and front-end development
- Certified B Corporation and employee-owned
- Community-focused operational model
- Experience in delivering integrated business solutions
Services:
- API Development
- Cloud Solutions and Migration
- Experience Design
- Solution Delivery
- Front-End Development
- Mentorship and Career Development Programs
Contact Information:
- Website: www.ingagepartners.com
- Address: 2943 Riverside Drive, Cincinnati, OH 45226, USA
- Phone: +1 513-321-7700
- E-mail: interested@ingagepartners.com
- LinkedIn: www.linkedin.com/company/ingage-partners
- Facebook: www.facebook.com/ingagepartners
13. Launch by NTT DATA
Launch by NTT DATA provides digital product development and innovation services. The company supports API development for organizations in the USA, helping businesses build scalable platforms and integrated solutions. Launch works with enterprise clients to craft strategies, deliver products, and develop digital foundations that align with business growth and operational needs.
Launch focuses on enterprise innovation, product strategy, digital product realization, and platform development. The company partners with businesses to design and deploy APIs that ensure secure, seamless connectivity across systems while supporting long-term technology strategies.
Key Highlights:
- API development services available in the USA
- Enterprise innovation and strategy consulting
- Focus on scalable platform and product development
- Digital transformation and experience design expertise
- Integration of APIs into business operations
- Collaboration with large-scale enterprise clients
- Support for long-term technology and product strategies
Services:
- API Development
- Enterprise Innovation Consulting
- Product Strategy and Experience Design
- Digital Product Development
- Platform and Infrastructure Development
Contact Information:
- Website: launch.nttdata.com
- Address: 101 5th Ave Fl. 10, New York, NY 10003
- LinkedIn: www.linkedin.com/company/launchbynttdata
- Twitter: x.com/NTT_DATA_NA
- Facebook: www.facebook.com/NTTDATANorthAmerica
- Instagram: www.instagram.com/launchbynttdata
14. JetBase
JetBase provides custom software development services with a focus on API development for businesses in the USA. The company supports clients in building scalable and secure APIs that enable efficient data exchange and integration across systems. JetBase develops APIs as part of broader digital solutions, helping businesses streamline operations and improve their digital infrastructure.
In addition to API development, JetBase offers services in web and mobile application development, MVP development, UI/UX design, SaaS development, LMS development, DevOps, and legacy code refactoring. The company works across industries including healthcare, education, fintech, e-commerce, and telemedicine. JetBase applies a structured development process that covers requirements analysis, planning, development, and product release.
Key Highlights:
- API development services for businesses in the USA
- Focus on scalable and secure system integrations
- Expertise in web, mobile, and SaaS development
- Experience across multiple industries such as healthcare and fintech
- Strong capabilities in DevOps and legacy code refactoring
- Structured and transparent development process
- Support for AWS and modern frameworks like Node.js and React
Services:
- API Development
- Custom Software Development
- Web Development
- Mobile App Development
- MVP Development
- SaaS Development
- LMS Development
- UI/UX Design
- DevOps Services
- Legacy Code Refactoring
- Software Code Audit Services
Contact Information:
- Website: jetbase.io
- Phone: +1 347-916-3639
- E-mail: hi@jetbase.io
- LinkedIn: www.linkedin.com/company/jetbase-io
- Twitter: x.com/jetbase_io
- Facebook: www.facebook.com/jetbase.io
- Instagram: www.instagram.com/jetbase.io
15. SmallCo
SmallCo provides custom app development and consulting services for businesses in the USA, with a focus on delivering tailored API development solutions. The company helps businesses integrate and streamline operations by creating custom APIs that connect internal systems, external services, and communication tools. SmallCo has extensive experience developing applications for industries such as construction, publishing, healthcare, and fleet management.
SmallCo works with businesses to design, build, and manage software systems that match their unique processes. In addition to API development, they offer consulting, app design, system integration, and ongoing support services. Their approach emphasizes building applications that improve workflow efficiency and help businesses adapt existing tools to meet current and future needs.
Key Highlights:
- API development services for businesses in the USA
- Custom application development tailored to business needs
- Integration of internal and external systems
- Experience across construction, healthcare, publishing, and fleet management sectors
- Consulting services for business tools and software optimization
- Offices in multiple international locations
Services:
- API Development
- Custom Application Development
- System Integration
- Software Consulting
- Prototyping and Mockups
- Software Project Management
- 24/7 Support Services
Contact Information:
- Website: www.smallco.co
- Phone: +1 877-667-6255
- LinkedIn: www.linkedin.com/company/smallco-filemaker-custom-software
- Facebook: www.facebook.com/smallco.net
- Instagram: www.instagram.com/smallco_
16. ISBX
ISBX provides software design and development services for businesses in the USA, specializing in API development to support web and mobile applications. The company works with startups, enterprises, and organizations across industries to design, build, and integrate APIs that enable digital platforms to perform reliably and scale effectively. ISBX incorporates APIs into custom solutions to connect systems, streamline operations, and enhance user experiences.
In addition to API development, ISBX offers research and strategy consulting, creative design services, and full-stack development for web and mobile platforms. Their process includes information architecture planning, user experience design, and agile project management to deliver consistent, scalable solutions.
Key Highlights:
- API development services for businesses in the USA
- Focus on web and mobile platform integration
- Full-stack development capabilities
- Experience across various industries
- Emphasis on user experience and interface design
- Agile project management with certified Scrum Masters
Services:
- API Development
- Web Application Development
- Mobile Application Development
- Research and Strategy Consulting
- UI/UX Design
- Agile Project Management
- Software Architecture and Implementation
Contact Information:
- Website: www.isbx.com
- Address: 3415 S. Sepulveda Blvd #1250, Los Angeles, CA 90034, USA
- Phone: +1 310-437-8010
- E-mail: info@isbx.com
- LinkedIn: www.linkedin.com/company/isbx
- Facebook: www.facebook.com/isbxcorp
- Instagram: www.instagram.com/isbx_corp
Conclusion
API development companies in the USA play an important role in helping businesses build scalable and efficient digital systems. They provide the expertise needed to create secure integrations between applications, streamline workflows, and enable better data management. By offering services across web and mobile development, cloud integration, and software architecture, these companies support organizations in various industries, from healthcare to finance. Partnering with an experienced API development company allows businesses to improve their operational efficiency, adapt to changing technology needs, and deliver better user experiences. When selecting a provider, it is important to consider their technical capabilities, industry experience, and approach to project delivery.
