Highly Skilled API Developers in Perth

Most bespoke web applications require integrating with one or more online service providers, 3rd party software applications, or legacy systems. Contact us for a solution and quote to integrate apps and software to automate a business process.

We have experience working with various providers across mapping, financial, CRM, ERP, and payment gateway integration, with specific examples: iAuditor, Shopify, XERO, MYOB, Quickbooks, Campaign Monitor, Mailchimp, Paypal, Square, Medicare, Google Maps.


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Drive Business Outcomes with Top-Notch API Development Solutions

Our team of API developers can develop custom APIs and integrations to suit your unique business requirements. Since 2008, we have helped businesses with their specific API development and integration requirements – everything from simple development to complex and customised API development.

Connecting multiple apps can help your business to reduce inefficiencies. APIs and web services enable different apps and software to interchange data. Our experienced team can:

  • Help with the solution design and architecture
  • Fix current integration issues
  • Develop new app integrations
  • Develop new APIs
  • Integrate apps and software
  • Maintain and support integrations
  • System integrations
API integration services

High-Quality Systems Integration and API Development Services

We have a proven information technology delivery experience with a solid understanding of integration challenges within a business.

Identify opportunities

Available for app integrations.

  • Analyse current apps used for integration capabilities
  • Evaluate integration options available
  • Provide the future state integration solution

Integration solutions

Designed for latest API technologies.

  • API architecture design for monolithic or microservices
  • Use latest API gateways such as Google Cloud, Firebase, AWS API Gateway

Build API integrations

Using latest API technologies.

  • Code API integrations using the latest languages such as NodeJS, Python, PHP
  • Use leading frameworks such as Redux to manage application state
  • Develop APIs, Web Services and efficiently integrating new systems, programs, and applications with business operations and services.
  • Develop APIs as per REST, JSON, Open API standards

API testing

Develop responsive, unique and attractive Woocommerce online store with team of creative designers. We help you create customer-oriented and engaging themes for your online ecommerce store that not only converts visitors to customers but also helps in growing your business.

  • Write test cases covering all test scenarios
  • Perform comprehensive testing services

Support and maintenance

Minimise business risks.

  • Provide complete support and maintenance services for APIs and integrations.

Please refer to software support and maintenance for more details.

Use Cases

The main benefit of our API development services is that we provide a complete end-to-end solution, as well as ongoing maintenance and support.

An API is a communicator between various software. By developing an API or using a pre-developed API your business can interchange data between internal and external systems. It saves cost by reducing manual data entry work, increases efficiency by automating data transfer between systems, and will transform the way your employees work. As a leading API development company, we have developed APIs for cloud software such as Dynamics 365, Harvest, Xero, MYOB, Quickbooks, Workflowmax, Simpro, and many other cloud solutions.

API Development
API Development
Use Case 1 - Customer Record API

An API is a communicator between various software. By developing an API or using a pre-developed API your business can interchange data between internal and external systems. It saves cost by reducing manual data entry work, increases efficiency by automating data transfer between systems, and will transform the way your employees work. As a leading API development company, we have developed APIs for cloud software such as Dynamics 365, Harvest, Xero, MYOB, Quickbooks, Workflowmax, Simpro, and many other cloud solutions.

Use Case 2 - Invoice & Receipt APIs

Accounting System sharing the customer invoices and receipts via 'Invoice' and 'Receipts' APIs. CRM system automatically updating the customer record with invoices and receipts by reading the data transmitted through the 'Invoice' and 'Receipts' API.

API Development
API Development
Use Case 3 - Project Status API

Project Management system sharing the status of the project via a 'Project Status' API. CRM system automatically updating the customer record with project status by reading the data transmitted through the 'Project Status' API.

What is an API

An API (Application Programming Interface) is a software intermediary—similar to a translater and facilitator—that allows multiple applications to talk to each other. Example: System 'A' allowing its invoice data to be read by using an 'Invoice' API. System 'B' using System A's Invoice API to check the payment status and send reminders to customers.

Your company can benefit from APIs that are pre-developed and made available to use by other cloud systems by integrating their API code with your internal software.

The main benefits of APIs for a business are as follows:

  • Integrate multiple systems to work seamlessly
  • Minimise data duplication
  • Reduce manual data entry
  • Minimise data integrity issues
API Development

Interested in integrating multiple apps and software?

Tell us about your project. We respond to almost every inquiry within one business day.

Client Testimonials

"In the past 4 years, partnering with HELLO PEOPLE has transformed our business. Their unmatched expertise and unwavering dedication have truly been a game-changer."
- Gavin West

"Kasun and his team excel in creating cutting-edge applications. Their innovative approach and skilled developers consistently deliver exceptional solutions. I highly recommend them for any software project."
- Jason Stevens

"What an amazing team! Their creativity knows no bounds, and they always deliver on time. Kasun and his team are incredibly supportive, always ready to answer questions and provide assistance. I wholeheartedly recommend them. Kasun's guidance brought fresh ideas to our project and inspired our team to think differently."
- Roxana Aguirre

"Working with HELLO PEOPLE has been an enlightening journey. Despite being knowledgeable about app development, I've learned a lot from their team. Their swift and effective issue resolution is impressive. Kasun's ability to identify and solve problems quickly is remarkable. No fuss, no time wasted – they simply bring my ideas to life! Highly recommended."
- Nalle Yarza

Frequently Asked Questions

Discover the difference with HELLO PEOPLE, your premier choice for mobile and web app development solutions. With a solid foundation dating back to 2008, our team in Perth has consistently delivered cutting-edge apps that drive success for startups and established enterprises alike. By partnering with HELLO PEOPLE, you tap into a legacy of innovation and reliability. Our commitment to honesty and integrity ensures a seamless collaboration, while our track record speaks volumes about our expertise. Develop your project with HELLO PEOPLE and experience the difference of working with a trusted leader in mobile and web app development.

When it comes to app development, understanding the cost entails recognising the intricate balance between time, resources, and project scope. The investment required to bring an app to life is contingent upon the complexity of the desired features and functionalities. Factors such as development time, resource allocation, and the intricacies of your project's requirements all play pivotal roles in determining the overall cost.
The duration and resources required for app development can fluctuate significantly based on the proficiency and expertise of the app developer you engage. Seasoned developers with a wealth of experience may streamline the development process, potentially reducing both time and costs. Conversely, less experienced developers might require more time to navigate challenges, consequently affecting the project's timeline and budget. Ultimately, grasping the cost dynamics of app development involves a comprehensive assessment of your project's unique specifications and the expertise of the development team. By collaborating with skilled professionals and clearly defining your project scope, you can gain valuable insights into the anticipated costs and ensure a successful app development journey.

Yes. When you have a new requirement or an update, we can discuss what the best way forward is. We can review the estimated time for the new requirements, which will vary depending on the complexity.

If the existing system you're using has "API Documentation," we can seamlessly integrate it with the app. Drawing from our extensive experience in developing APIs and connecting diverse systems, we ensure smooth integration that optimizes functionality and enhances user experience. Check out our API development & integration

We offer comprehensive support for app maintenance, tailored precisely to meet your unique needs. Our maintenance plans are flexible and customizable, designed to ensure your app remains optimized and up-to-date. Feel free to discuss your requirements with us, and we'll work together to create a plan that perfectly aligns with your goals and expectations.

Absolutely, the landscape of the app market is dynamic and often unpredictable. Whether you're considering a free or paid app, validating your idea is crucial for success. Here are some general tips to guide you:

  1. Market Research: Understand your target audience, their needs, preferences, and existing solutions in the market. Analyze trends and identify gaps or opportunities that your app can address.
  2. Prototype and Testing: Develop a prototype or minimum viable product (MVP) to test your app idea. Gather feedback from potential users through surveys, focus groups, or beta testing to validate its viability and identify areas for improvement.
  3. Competitive Analysis: Study competitors in your app niche, both free and paid. Identify their strengths, weaknesses, and unique selling points. Use this information to differentiate your app and offer value to users.
  4. Monetization Strategy: Determine how you plan to monetize your app, whether through upfront payments, in-app purchases, subscriptions, ads, or other revenue streams. Consider the preferences of your target audience and the market trends in your app category.
  5. User Engagement: Focus on creating a compelling user experience that keeps users engaged and coming back to your app. Incorporate features that add value, encourage interaction, and foster community engagement.
  6. Iterative Development: Continuously iterate and improve your app based on user feedback, market trends, and technological advancements. Stay agile and responsive to changes to ensure your app remains relevant and competitive.
  7. Marketing and Promotion: Develop a marketing strategy to create awareness and drive adoption of your app. Utilize digital marketing channels, social media, app store optimization (ASO), and partnerships to reach your target audience effectively.

Remember, there's no guaranteed formula for success in the app market, but thorough validation, strategic planning, and continuous improvement can significantly increase your chances of creating a successful app, whether it's free or paid.

The essential features of a web app can vary depending on its purpose, target audience, and industry. However, here are some must-have features that are commonly found in successful web applications:

  1. User Authentication and Authorization: Allow users to create accounts, log in securely, and manage their profiles. Implement role-based access control to ensure appropriate permissions for different user types.
  2. Intuitive User Interface (UI): Design a user-friendly interface with clear navigation, intuitive controls, and consistent layout. Prioritize usability and accessibility to enhance the user experience.
  3. Responsive Design: Ensure that the web app is responsive and adapts seamlessly to various devices and screen sizes, including desktops, laptops, tablets, and smartphones.
  4. Content Management System (CMS): Enable content creation, editing, and publishing functionalities for administrators and content creators. Implement features such as WYSIWYG editors, media management, and version control.
  5. Search Functionality: Incorporate a robust search feature that allows users to find content, products, or information quickly and accurately. Implement filters, sorting options, and advanced search capabilities for enhanced usability.
  6. Data Management: Implement features for data input, storage, retrieval, and manipulation. Use databases, APIs, and data processing tools to manage structured and unstructured data effectively.
  7. Notifications: Provide real-time notifications to keep users informed about important updates, messages, or events. Use push notifications, email alerts, or in-app notifications based on user preferences.
  8. Security Measures: Implement robust security measures to protect user data, prevent unauthorized access, and mitigate cybersecurity threats. Use encryption, authentication, and secure coding practices to safeguard sensitive information.
  9. Feedback and Support: Allow users to provide feedback, report issues, and seek assistance through integrated support channels. Implement features such as contact forms, help documentation, and community forums.
  10. Analytics and Reporting: Integrate analytics tools to track user behavior, monitor performance metrics, and gain insights into app usage. Provide reporting functionalities for administrators to analyze data and make informed decisions.
  11. Integration with Third-party Services: Enable integration with external services, APIs, and platforms to extend the functionality of the web app. Integrate payment gateways, social media platforms, CRM systems, and other tools as needed.
  12. Scalability and Performance Optimization: Design the web app architecture for scalability to accommodate growth in users and data volume. Optimize performance through caching, load balancing, and code optimization techniques.

By incorporating these essential features into your web app, you can create a robust, user-friendly, and successful application that meets the needs of your target audience and achieves your business objectives.

Our approach to app development likely involves a combination of strategic planning, user-centric design, agile methodologies, and a commitment to quality and innovation. Here's a breakdown of our approach:

  1. Client Collaboration: We prioritise collaboration with clients to understand their goals, requirements, and target audience. Through regular communication and feedback sessions, we ensure alignment and transparency throughout the development process.
  2. User-Centric Design: We emphasise user-centric design principles to create intuitive, engaging, and visually appealing user interfaces. By conducting user research, prototyping, and usability testing, we optimize the user experience and ensure that the app meets the needs of its intended users.
  3. Agile Development: We adopt agile development methodologies to promote flexibility, adaptability, and rapid iteration. By breaking down the project into smaller, manageable tasks and conducting regular sprints, we enable quick responses to changes and continuous improvement throughout the development lifecycle.
  4. Quality Assurance: We prioritize quality assurance and testing to ensure the reliability, security, and performance of the app. Through thorough testing, including functional testing, usability testing, and performance testing, we identify and resolve any issues before deployment to ensure a seamless user experience.
  5. Deployment and Support: We manage the deployment process to ensure a smooth and successful launch of the app. Additionally, we provide ongoing support and maintenance to address any post-launch issues, implement updates and enhancements, and ensure the long-term success of the app.

Overall, our approach to app development is focused on delivering high-quality, user-centric solutions that meet the needs of our clients and exceed the expectations of their users. By combining strategic planning, user-centric design, agile methodologies, and a commitment to quality, we consistently deliver innovative and impactful apps that drive business success.