Custom API Development Services

Custom API development is a modern requirement to meet the evolving requirements of software applications. When off-the-shelf or pre-built APIs do not fully meet the needs of a software project, custom API development becomes necessary.
With CodeNinja’s Custom API development services, businesses can enhance and modify the features, functionality and behaviour of their software applications. It enables seamless integration with other systems, databases, or services, facilitating data exchange and communication. Custom APIs can also enhance security by implementing authentication and access control mechanisms specific to the application.

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Enhance your Business Workflows with Custom APIs

CodeNinja’s Custom API development allows seamless collaboration with third-party applications that ensures smooth data transfers and connectivity

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Custom API Development Services We offer

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Custom Artificial Intelligence API solutions

  • Advanced AI capabilities

  • AI automation and streamlining.

  • Seamless integration.

  • Scalability and growth potential

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Custom API interface integrations

  • Seamless data exchange.

  • Tailored integration workflows.

  • System compatibility and interoperability.

  • Enhanced UX through unified interfaces.

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API testing

  • Improve reliability and functionality.

  • Identifying and fixing issues or bugs.

  • Validating API performance and responsiveness.

  • Enhancing the overall quality of APIs.

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Custom API application solution

  • Requirement specific solutions.

  • Custom integration capabilities.

  • Seamless system compatibility.

  • High Scalability.

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API consulting

  • Expert API implementation strategies.

  • Assessment of business requirements.

  • Optimal API design, security, and performance.

  • Maximum risk mitigation

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API development for cloud computing

  • Custom design & development.

  • Maximum cloud resource utilisation.

  • Compatibility with dynamic cloud environments.

  • Seamless integration.


API support and maintenance services

  • Technical support and troubleshooting.

  • Regular updates and bug fixes.

  • Monitoring API performance.

  • API security and compliance.

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API as a service

  • Highly scalable and accessible.

  • Reduced development time.

  • Simplified integrations.

  • Cost-effective solutions.

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API architecture

  • Robust and scalable API architecture.

  • Efficient data flow and communication.

  • Reusable components.

  • Optimised performance and security.

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Custom API Development Company

At Code Ninja, we ensure quality processes for custom API development throughout the API design, coding, testing, documentation, and deployment. We deploy modern technologies for protocols and frameworks such as REST (Representational State Transfer), SOAP (Simple Object Access Protocol), and GraphQL.

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Why is Custom API Development a Need for Businesses?

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Custom API development improves scalability by enabling the creation of flexible and modular architectures, efficient resource allocation, and load-balancing techniques.

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Integration with other systems

It plays a crucial role in facilitating integration with other systems by providing a standardised and efficient means of communication.

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Team Productivity

Streamlining development processes, promoting collaboration, automation of workflows, and enhancing efficiency with a standardised interface across different projects and teams.

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Unique Product

Custom APIs play a crucial role in developing unique products by enabling the creation of specialised functionalities and tailored experiences.

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Our API-as-a-Service (APIaaS) Solution

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Third Party API integration

  • Seamless integration.

  • Provision of maintenance and updates.

  • Secure authentication and access controls.

  • Flexibility for specific API endpoints.

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Cloud Application Programming Interface Solutions

  • Customer support.

  • Documentation and development resources.

  • Multiple programming languages support.

  • Enhanced monitoring and analytics.

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Microservices Consulting

  • Modular and independent microservices.

  • Granular APIs for specific functionalities.

  • Efficient resource utilization.

  • Simplified communication and data exchange.

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API specialist

  • Expertise in API design and development.

  • Comprehensive API consulting and guidance.

  • Seamless integration with existing systems.

  • Ongoing API support, maintenance, and updates.

Project steps


We analyse your business and its needs for Custom API development to offer the best solution.


We help you design project scope through comprehensive research and analysis of your business model.

Hiring Model

Choose from diverse hiring models for businesses to maintain desired control over project scope and budget.

Singing NDAs

Sign a NDA for mutual consent so that our project is legally binded to maintain confidentiality.


The responsibilities are assigned and the project is officially started. Tasks are carried out by professional API developers.


Deployment of developed products in target environment and integration with required systems.

API Developers Can Now Use a Variety of APIs to Meet Their Specific Needs. There are Four Main Types of APIs

At Code Ninja, our experienced and professional Custom API developers are equipped with a variety of APIs to meet your specific business needs!

Open or Public APIs

Open APIs encourage the creation of diverse applications, and facilitate integration with a wide range of external services.

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Partner APIs

Partner APIs promote strategic alliances, streamlined workflows, and enhanced services through effective collaboration.

Private or Internal APIs

Private APIs enable improved internal communication, collaboration, and efficiency by facilitating seamless integration between various systems or applications.

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Composite APIs

Composite APIs offer enhanced convenience, efficiency, and flexibility by consolidating and simplifying access to multiple APIs.

Benefits of Custom API Development Services

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Why Choose CodeNinja as Custom API Development Partner?

15+ years of Expertise and Experience

Code Ninja has evolved over time to qualify to meet customer’s needs.

Customized projects for diverse industries

We have successfully delivered customised software projects in numerous industries.

Flexible and Agile Approach

Our approach of flexibility and agility allows us to cater to clients from varying industries and varying needs.


At Code Ninja, engineers and developers are incubated in an environment which allows them to be innovative in their approach.

Prompt delivery

Code Ninja is offering timely and efficient delivery of projects as it values time and your business.

High customer satisfaction

Code Ninja does not only finish the projects, it makes sure that the projects that are being delivered satisfy the consumer.


Code Ninja is deploying the latest technology, and R&D in order to provide the best possible solutions.

Tools and Technologies We use

We are determined to push boundaries and bring a new era of technological innovation leveraging our state-of-the-art tech stack.

WEB Back-end


WEB Front-end

lit alpinejs


Mobile Development

iosframwork nativescript ioniz

Desktop Application Languages

python c++ C#cred C GO js swift obj-c

Desktop Application Frameworks

ms wpf electron


my-sql oracle sql-server azure sun analytics postgre-sql amazone-s3 google-cloud-sql amazone-RDS azure-sql-database

DevOps Configuration Management Tools

saltstack ansible chef puppet

DevOps Monitoring Tools

zabbix nagios datadog prime theus

Devops Testing Tools

jenkinsselenium saopui zophyr testcomplete

DevOps Version Control Tools

git subversion mercurial

Cloud Computing

MS-Azure rockspace google-cloud aws digital-ocean

Programming Languages

scala octave R matlabjulia


theano open CV tensorflowsinga sho gun weka h2 mlpack mahout mxnet mxnet keras torch


gensim spacy learn sparkmlib orange

Big Data

hbase azure data lake amazon zookeeper hadoop mongo DB google cloud datastore kafka azure cosmos db redshift hive azure Blob Storage amazon documentsDB spark AWS cassandra

What to Look for while Hiring a Custom API Development Company?

Before you hire a Custom API Development Services Company, make sure to counter check the
following list

  • Expertise
  • Reputation
  • Client experience
  • Portfolio
  • Prices
  • Post-project support
  • Project maintenance
  • Diversity of skills
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Industries We Work In

Assisting various verticals of life and making a difference with our cutting-edge solutions and revenue-driven results.


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Ecommerce & Retail

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Oil & Gas

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Logistics & Transportation

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