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DevConnect API: Custom Payment Solutions for Any Software

DevConnect API: Custom Payment Solutions for Any Software

Turn any application into a payments powerhouse. DevConnect, E-Complish’s embedded payment API, integrates secure, compliant payment processing directly into your software, eliminating redirects and friction. With DevConnect, you can create seamless checkout experiences that increase conversions by up to 47% and transform your software into a new revenue stream.

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Why E-Complish Leads the Future of Integrated Business Payments

Software platforms with native payment capabilities see 3x higher customer lifetime value than those that redirect users to external processors. Embedded payment integration isn’t just convenient; rather, it’s essential for modern businesses that want to keep customers engaged and revenue flowing.

This is where modern payment APIs make all the difference. Application Programming Interfaces (APIs) act as bridges that allow your software to communicate directly with payment systems, eliminating redirects and manual processes. Instead of sending customers to external payment pages, APIs enable seamless payment processing within your application environment, creating the automated, secure transaction flows that drive higher conversion rates.

For over 20 years, E-Complish has been a trusted payment processing leader serving thousands of companies nationwide. Our DevConnect transforms your system into a complete payment ecosystem, all within your application environment.

Rapid Integration & Developer Support

Launch integrated payment solutions in just 5–7 business days using REST or SOAP APIs. DevConnect supports major programming languages like Java, .NET, PHP, Python, Node.js, and Ruby, with comprehensive documentation, SDKs, and dedicated developer support.

Revenue Optimization & Enhanced Cash Flow

Did you know that native checkout flows eliminate cart abandonment from redirects and reduce processing costs by up to 40%? Real-time transaction data and automated reconciliation provide full financial transparency and improve cash flow predictability.

Enterprise-Grade Security

With PCI DSS Level 1 compliance and advanced tokenization, sensitive data is protected while enabling seamless payments. Multi-layered fraud prevention and real-time monitoring reduce chargebacks by up to 70% compared to traditional processors.

Unified Payment Ecosystem

The flexible DevConnect API integrates seamlessly with all E-Complish services, from electronic signatures to recurring billing, allowing you to create powerful workflows that adapt to complex business demands without needing additional integrations.

Scalable Infrastructure with Auto-Scaling

DevConnect’s infrastructure scales automatically to handle any volume of transactions, whether it’s 10 or 10,000 transactions per day. Intelligent load balancing and redundancy ensure 99.9% uptime during peak transaction periods.

Full Customization & Security-Focused API

At E-Complish, our white-label payment interfaces provide full control over user experience, payment flows, and business logic. The secure payment API supports webhooks, tokenization, and encryption. It includes a sandbox for safe testing, ensuring flexibility and security at scale.

Stop Losing Revenue to Payment Redirects

Every external checkout costs you customers. Integrated payment solutions keep users in your ecosystem, boost conversion rates, and capture the full value of your software investment. With us, you can transform your platform in days, not months.

Stop Losing Revenue to Payment Redirects

DevConnect's Payment Capabilities: Complete Control Over Your Payment Stack

Our flexible payment API provides comprehensive payment functionality directly within your software environment, eliminating the need for external payment pages or third-party redirects.

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DevConnect's flexibility extends beyond these core features. We offer a wide range of advanced functionalities, including Custom Reporting & Analytics, Virtual Terminal, Fraud Prevention Suite, and more.

Industry-Specific Embedded Payment Solutions

DevConnect’s embedded payment API adapts to industry-specific requirements, providing specialized functionality that addresses unique business challenges across sectors.

Technical Specifications: Built for Developers

DevConnect’s embedded payment API is thoughtfully designed. It provides comprehensive technical capabilities designed for seamless integration across diverse development environments.

REST and SOAP API Support

Choose between REST's lightweight flexibility or SOAP's structured security based on your technical requirements. Both architectures support identical functionality with comprehensive documentation and code samples.

Multi-Language Compatibility

Native support for all major programming languages, including Java, .NET, PHP, Python, Ruby, Node.js, and more. SDKs and libraries accelerate integration while upholding security best practices.

Webhook Integration

Real-time event notifications keep your application in sync with payment status changes, settlement updates, and transaction modifications. Configurable webhook endpoints ensure reliable event delivery and processing.

Sandbox Environment

The complete testing environment mirrors production capabilities with synthetic transaction processing, error simulation, and comprehensive logging. Validate integrations thoroughly before going live.

Security-First Architecture

Advanced tokenization, field-level encryption, and secure key management protect sensitive data throughout the payment process. PCI DSS Level 1 compliance reduces security scope while maintaining robust protection.

Scalable Infrastructure

Auto-scaling architecture handles transaction volume spikes automatically while maintaining consistent response times. Built-in redundancy and failover ensure service is always available.

Our Clients Reviews

Our Clients Reviews

5.0
Very appreciative of the good support I received I specifically want to thank Matt, Bill, and Stephen
Alec K.
Waste Management Industry, Pasco, WA
5.0
You guys continue to be one of the best vendors I work with. Keep it up, since you set the bar high, I have come to expect it going forward! Thanks for your support.
Bennett L.
Auto Finance Industry, Evanston, IL
5.0
Everyone is impressed with the IVR and webpage, very excited we partnered with you guys for this, already have the wheels turning on more we can do in the future.
Robert F.
Financial Services, Tampa, Florida
5.0
E-Complish is a proficient, detail oriented, personable and knowledgeable payment partner that helped us setup and streamline our on-line payment processes. E-Complish is always very prompt in responding to our inquiries and we appreciate the relationship we have developed with the E-Complish team! Thomas hired E-Complish as a ON LINE PAYMENT PROCESSOR in 2007 Top qualities: Great Results, Personable, Expert.
Thomas Oberwetter | Attorney
Paskin & Oberwetter Law Office Ltd, Madison, Wisconsin Area

Experience the Future of Payments: Connect with E-Complish Today

Ready to unlock the full potential of your payment processing with DevConnect? Our team of experts is here to guide you every step of the way, from initial consultation to seamless integration and ongoing support. Contact us today to schedule a demo and discover how DevConnect can transform your payment operations.

Experience the Future of Payments: Connect with E-Complish Today

DevConnect FAQs: Your API Questions Answered

What is the pricing for DevConnect?

DevConnect's pricing is based on your specific needs and transaction volume. We offer flexible plans to ensure you get the best value for your investment. Contact our sales team for a customized quote.

How quickly can we implement embedded payments in our existing software?

Most embedded payment integrations launch within 5-7 business days using our comprehensive API documentation and dedicated technical support. Our sandbox environment enables thorough testing before production deployment, ensuring seamless integration with minimal disruption.

How does DevConnect API integration work?

DevConnect follows a secure, six-step process:
  1. Customer initiates payment in your application.
  2. Your system sends encrypted API requests to DevConnect.
  3. DevConnect routes payment through an optimal gateway with fraud screening.
  4. Payment processor authorizes and captures funds.
  5. DevConnect sends real-time webhooks with transaction results.
  6. Your system updates customer records with a complete audit trail.

Should we use REST or SOAP API for our integration?

REST APIs are lightweight and flexible, using standard HTTP methods that are ideal for web applications and mobile platforms. They offer superior scaling and faster response times for high-volume processing. SOAP APIs provide a strict XML structure beneficial for enterprise environments requiring standardized data formats, plus built-in security features for sensitive financial data. Our team is here to help guide your decision, resulting in the optimal architecture for your technical infrastructure.

Does embedded payment processing affect our PCI compliance requirements?

DevConnect's tokenization and secure vault architecture actually reduces your PCI compliance scope. Our Level 1 PCI DSS certification handles sensitive data security while your application processes payments through secure tokens, simplifying compliance requirements.

Can DevConnect handle complex payment scenarios like split payments and multi-party transactions?

Yes. Our embedded payment engine supports complex scenarios, including marketplace split payments, escrow handling, multi-party settlements, and conditional payment releases. Advanced workflow engines manage complex business logic while maintaining transaction integrity.

What level of customization is available for embedded payment interfaces?

DevConnect provides complete white-label customization, so you can match payment interfaces to your application's design. From basic styling to complex workflow modifications, our embedded solutions adapt to your business requirements and user experience needs.