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I need a clean, well-documented integration that connects my application to the ONRC / ANCPI API so I can pull company data on demand in real time. The final code can be delivered either in Python or PHP—whichever you feel will achieve the fastest, most reliable result. Core scope • Build a lightweight module that authenticates, queries, and retrieves structured company information from ONRC. • Handle common error cases (rate limits, invalid queries, connection time-outs) gracefully, returning clear messages my front end can display. • Expose the data through a simple function or endpoint so I can call it from other parts of my system. • Include concise setup instructions and an example call that demonstrates the expected JSON response. Nice-to-have (not mandatory but welcomed if it fits smoothly) • Logging hooks so I can track query volumes and failures. • A brief note on how the same framework could later be extended to ANCPI or an online land registry lookup. Deliverables 1. Source code for the integration (Python or PHP). 2. README with installation steps, environment variables, and usage examples. 3. A short changelog describing key functions and any third-party libraries used. I’m ready to test as soon as you share the first working call, and I’ll provide rapid feedback so we can move quickly to final hand-off.
Project ID: 40461988
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195 freelancers are bidding on average $461 USD for this job

Hi, I understand you need a simple, reliable way to connect your app to the ONRC API and get company data fast. I will create a small, clean module that handles login, asks for info, and gives back clear results. I'll make sure it catches common issues like rate limits or wrong queries and shows useful messages. The code will be easy to call from anywhere in your system through a quick function or endpoint. I'll write clear instructions, an example call, and include optional tools for tracking queries and errors if you want to extend later. I focus on good quality work, clear communication, and saving you time, helping your business grow smoothly. Let’s chat about your plans and build something even better together. Regards, Nick.
$250 USD in 3 days
9.4
9.4

Hi - Elias here from Miami. The core challenge in integrating with the ONRC/ANCPI API lies in ensuring reliable data synchronization and managing the idiosyncrasies of the API's responses. Many implementations fail due to improper error handling and lack of attention to rate limits, which can lead to downtime or data inconsistency. A common architectural mistake is to create a tightly coupled system that doesn’t accommodate changes in the API or the underlying data model. This can result in significant technical debt down the line. A more resilient approach involves implementing a microservice architecture that allows for independent scaling and ease of updates. I propose an implementation flow where incoming data is validated and transformed before being sent to the API. This would involve state management to handle retries and fallback mechanisms for transient failures. Additionally, logging and monitoring should be integral to track the API's behavior and ensure operational reliability. A critical decision to address early is how to manage authentication and session states securely, given the potential for token expiration or API changes. What specific volume of data do you anticipate handling during peak loads? Looking forward to discussing further.
$500 USD in 3 days
8.7
8.7

⭐⭐⭐⭐⭐ Proposal for ONRC-ANCPI API Integration Project Understanding: We will build a clean, lightweight module (Python preferred for speed/reliability) to authenticate, query, and fetch real-time company data from ONRC API, with graceful error handling for rate limits, invalid queries, and timeouts. Core Deliverables: Source code with simple function/endpoint for structured JSON output. README including setup, env vars, usage examples, and sample responses. Changelog noting key functions and libraries (e.g., requests, logging). Nice-to-Haves: Integrated logging for query tracking; extensible notes for future ANCPI/land registry integration. How CnELIndia Team Helps: Step 1: Initial requirements call and API key setup (Day 1). Step 2: Develop & test core module with sandbox (Days 2-4). Step 3: Share first working call for your rapid feedback. Step 4: Iterate on errors/UI messages and add logging (Days 5-6). Step 5: Final documentation, handover, and deployment support. Ready to start immediately for quick delivery. Contact us to proceed. (478 chars)
$500 USD in 7 days
9.0
9.0

Good to see this project, I will build the ONRC integration module in Python — authentication, structured query handling, and a clean endpoint returning JSON-formatted company data ready for your front end to consume. One thing worth addressing early: ONRC can return inconsistent field formats depending on the company type (e.g., SRL vs. SA vs. PFA). I will normalize the response schema so your application always receives a predictable JSON structure regardless of entity type — this prevents parsing errors downstream and makes extending to ANCPI later straightforward since the same normalization layer will apply. Questions: 1) Do you already have ONRC API credentials and documentation, or do I need to work from publicly available endpoints? Looking forward to discussing further. Best regards, Kamran
$278 USD in 10 days
8.6
8.6

⭐⭐⭐⭐⭐ Create a Reliable Integration with ONRC/ANCPI API for Company Data ❇️ Hi My Friend, I hope you are doing well. I just reviewed your project requirements and see you are looking for an API integration solution. You have no need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for API integrations. I will build a clean module that retrieves company data efficiently and handles errors gracefully. ➡️ Why Me? I can easily do your ONRC/ANCPI API integration as I have 5 years of experience in API development, data retrieval, and error handling. My expertise includes Python and PHP programming, ensuring a reliable solution for your needs. Besides, I have a strong grip on documentation and best coding practices, which will help in smooth implementation. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. I look forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ API Development ✅ Python Programming ✅ PHP Development ✅ Data Retrieval ✅ Error Handling ✅ JSON Formatting ✅ Module Building ✅ Documentation Writing ✅ Performance Optimization ✅ Logging Implementation ✅ Frontend Integration ✅ Real-time Data Access Waiting for your response! Best Regards, Zohaib
$350 USD in 2 days
8.1
8.1

Hello, I understand you need a dedicated integration module to serve as a robust data pipe between your application and the ONRC API. Operationally, this module will receive a query from your system, manage the entire API interaction lifecycle—authentication, request formation, response parsing—and critically, normalize any API errors (rate limits, timeouts) into a consistent JSON format your frontend can directly use. Technical approach: I recommend Python with the `requests` library for this. The code will be structured as a clean class, configured via environment variables. Error handling will be built-in to manage specific HTTP status codes and connection failures, ensuring a predictable output every time. Core modules: - Auth Handler: Manages API credentials and session tokens. - Query Builder: Constructs valid API requests from simple inputs. - Response Parser: Translates raw API responses into clean JSON. - Error Normalizer: Catches and formats API/network errors into a standard structure. Implementation strategy: I'll first deliver a working version of the primary data retrieval call for you to test immediately. After your feedback, I will build out the comprehensive error handling and finalize the documentation and logging hooks. This iterative process ensures we align perfectly with your needs. Regards, Rohit
$422 USD in 4 days
8.3
8.3

Hi, We’ve built similar integrations for clients, including a recent project where we connected a Laravel app to a government API for real-time data retrieval. We developed a lightweight module that handled authentication, data fetching, and error management, while also exposing the data through a simple endpoint. For your project, I recommend using PHP since it’s more suited for backend tasks. We can also implement logging to track API usage and errors, which can be useful for optimizing costs. Let’s schedule a 10-minute call to discuss your requirements in detail and finalize the best approach. I usually respond within 10 minutes. Looking forward to hearing from you. Best, Adil
$356.40 USD in 7 days
7.6
7.6

Hi, I understand you need a lightweight, reliable ONRC / ANCPI API integration that can authenticate, query company data in real time, handle errors cleanly, and expose structured JSON for your application. ✅ I have experience building API integrations in Python and PHP, including authentication flows, REST endpoints, JSON parsing, timeout handling, rate-limit handling, logging, and reusable backend modules. I can build a clean integration module that your frontend or backend can call on demand, with clear responses for invalid queries, failed connections, API errors, and successful company-data lookups. ✅ Deliverables will include source code, README with environment variables and example calls, sample JSON response, logging hooks, and notes for future ANCPI/land-registry extension.
$250 USD in 1 day
7.2
7.2

Hello Hi, I see you need a clean, well-documented integration to ensure your system remains scalable and easy to maintain. Poorly documented code often leads to technical debt, which I can help you avoid. With over 5 years of full-stack experience, I specialize in building modular, developer-friendly integrations that prioritize readability and performance. I can deliver this build quickly while ensuring your team has full clarity on the architecture. Are you available for a brief chat to discuss your requirements? Giáp Văn Hưng
$750 USD in 7 days
6.8
6.8

You’ve specified a Python or PHP implementation for the ONRC API integration, with a focus on real-time data retrieval and robust error handling. Here’s how I’d approach it: - I’ll build a standalone module in Python (FastAPI for endpoints or a simple class for direct function calls) with OAuth2 authentication, query parameter validation, and retry logic for transient failures. Error responses will include machine-readable codes and user-friendly messages. - The core will use requests with timeouts and circuit-breaker patterns to handle rate limits, while a decorator or middleware layer logs queries and failures to a JSON file or stdout for easy integration with your existing logging. - For extensibility, I’ll structure the base client to accept dynamic API endpoints and headers, so adding ANCPI later only requires configuring a new profile. The README will include a stub example for land registry lookups using the same pattern. I’ll deliver the working integration in 7 days, including the tested code, README with environment setup and example calls, and a changelog detailing dependencies like python-dotenv for config management. The $750 figure covers the scope as written; we’ll refine the number once we walk through the error-handling edge cases you prioritize. Let’s schedule a 15-minute call to align on those and confirm the preferred delivery format.
$600 USD in 7 days
7.0
7.0

Hi there, I’ve read your ONRC/ANCPI API integration goals and I’m confident I can deliver a clean, well-documented Python module. It will authenticate, query, and retrieve real‑time company data with a lightweight design and clear error messages for rate limits, timeouts, and invalid queries. The API will be exposed via a simple function you can call from anywhere in your system, with a ready‑to‑use README and an example response. I have several projects like this and can extend it toward ANCPI or land registry later if you want. Next steps: I can share a first working call within 1-2 days and iterate quickly based on your feedback. Best regards,
$555 USD in 7 days
6.4
6.4

Your ONRC integration will fail in production if you don't implement token refresh logic and exponential backoff for rate limits. Romanian government APIs are notorious for inconsistent uptime and undocumented throttling—I've debugged this exact scenario for two fintech clients pulling registry data at scale. Before I architect the solution, I need clarity on two things. First, what's your expected query volume—are we talking 50 lookups per day or 5,000? ONRC enforces strict rate limits that aren't published in their docs, and the caching strategy changes dramatically based on load. Second, do you already have ONRC API credentials, or do I need to walk you through the registration process? Their sandbox environment behaves differently than production, which trips up most integrations. Here's the architectural approach: - PHP + GUZZLE: Build a service class with PSR-3 logging, automatic retry logic, and circuit breaker pattern to prevent cascading failures when ONRC goes down. - REDIS CACHING: Store company lookups with 24-hour TTL to avoid redundant API calls and stay under rate limits while keeping data fresh. - ERROR HANDLING: Map ONRC's cryptic error codes to user-friendly messages and implement fallback responses when the registry is unreachable. - ANCPI EXTENSIBILITY: Structure the codebase with a shared authentication layer and abstract query interface so adding land registry lookups later requires minimal refactoring. - DOCKER SETUP: Package everything with docker-compose so your team can spin up the integration locally in under 5 minutes without dependency hell. I've built three similar government API integrations for Romanian clients, including one that processes 12K daily queries without hitting rate limits. I don't take on projects where the API documentation is unclear—let's schedule a quick call to review ONRC's actual response format and confirm your authentication setup before I start coding.
$450 USD in 10 days
6.7
6.7

Hi,I will write API using Python.I am Software developer with 8 years of experience.I will build using FAST API.I would like to connect through chat for more details
$250 USD in 2 days
6.5
6.5

As an experienced Full-Stack Developer, I am well-versed in integrating APIs quickly and efficiently. My strength with web development and languages like Node.js, React, Vue.js, Python, PHP, and more aligns perfectly with your project's requirements for the ONRC - ANCPI API integration. With over a decade of experience(10+yrs) working on APIs & Integrations, my aim is to deliver the fastest and most reliable results for you. I bring not just my technical expertise but also an eye for details while maintaining clean and well-documented code. That is crucial when handling any project as it ensures future scalability and ease of maintenance. Additionally, I am eager to take on the nice-to-have aspects like logging hooks and the potential to extend the framework to ANCPI or other online registry lookups should you choose to add those functionalities later.
$250 USD in 7 days
7.1
7.1

I've built almost this exact kind of integration recently — a clean module authenticating against a company-registry API and returning structured JSON on demand. I'd build it in Python with a thin service class that handles auth, querying, and retrieval, exposed through one simple function or endpoint your front end calls. ONRC/ANCPI tends to be strict on rate limits and timeouts, so I wrap requests with retry-and-backoff and map every failure (rate limit, invalid query, timeout) to a clear, structured error message rather than a raw stack trace. I'd add optional logging hooks so you can track query volume and failures from day one. The module stays config-driven via environment variables, so credentials never touch the code. I'll structure it so the same framework extends cleanly to ANCPI land-registry lookups later — same auth and error layer, new endpoint. Delivered with a README, usage example, and changelog. I'll share a working call early for fast feedback. Happy to talk through the auth flow on a quick call. Best, Dev S.
$500 USD in 5 days
6.7
6.7

Hi There!!! ★★★★ ( Secure ONRC/ANCPI API integration with clean, reliable backend architecture ) ★★★★ Project understanding: You need a lightweight backend integration with ONRC API to fetch real-time company data. It should manage authentication, structured queries, and return clean JSON responses. Also requires proper error handling and clear documentation for easy use in your system. ⚜ API authentication & secure connection setup ⚜ Real-time ONRC company data retrieval module ⚜ Structured JSON response formatting ⚜ Error handling (timeouts, invalid requests, rate limits) ⚜ Simple function/endpoint exposure for system use ⚜ Logging support for monitoring (optional) ⚜ Setup guide with usage examples I’m a backend developer with solid experience in API integrations, REST services, and scalable backend systems. I’ve worked on similar data-driven integrations where reliability and clean structure are key. I will use Python (FastAPI/Flask) or PHP based on best performance, ensuring secure calls, tested endpoints, and clean modular code. First working version can be shared quickly for feedback. Let’s connect and I can start immediately once confirmed. Warm Regards, Farhin B.
$256 USD in 10 days
6.7
6.7

Greetings, I'm a full stack developer with 10+ years of experience, I can build a clean ONRC/ANCPI API integration in Python or PHP with secure authentication, structured company-data retrieval, graceful error handling, and simple reusable endpoints for your existing system. The delivery will include documented source code, example JSON responses, logging support, and a clear README so your team can deploy and extend the integration quickly. Why work with me? ★ Proven track record: 74 successful projects with 5-star reviews ★ Expertise in Node.js, Angular, React, Express, Python, Django, Flask, PHP, WordPress, Laravel, Codeigniter and more ★ Responsive, deadline-focused, and committed to results ★ 3 months of free post-launch support Let’s schedule a quick chat to discuss your preferred tech stack, timelines, and launch goals. I’m confident I can bring your vision to life. Best regards, Samar H.
$250 USD in 5 days
6.1
6.1

Hi there, I see you're looking for a clean integration with the ONRC / ANCPI API. Making sure this is well-documented is crucial for future maintenance and collaboration. With around 10 years of experience in backend development and API integration, I can help streamline this process efficiently. Your goal of connecting your application to the API sounds straightforward, but I’m keen to understand any specific data points or functionalities you need prioritized. Some similar things I've built include a regional booking platform for a tutoring company, an internal CRM for a property agency, and a React Native field-reporting app. Let’s make this integration smooth and effective. Could you please clarify the following questions to help me better understand the project? Q1: Are there specific endpoints of the ONRC / ANCPI API that you want to focus on initially? Q2: What kind of documentation format do you prefer for the integration? Q3: Do you have any existing systems that the integration needs to work with, or will it be standalone?
$500 USD in 5 days
6.6
6.6

HI There, I have strong experience building clean and reliable API integrations in both Python and PHP, including authentication flows, structured data retrieval, and error handling for rate limits and timeouts. I can develop a lightweight ONRC/ANCPI integration module that securely fetches company data in real time and exposes it through a simple, reusable function or endpoint for your application. I will also ensure proper error handling, logging hooks for monitoring, and clear documentation with example responses for easy integration. My focus will be delivering a stable, maintainable, and production-ready solution that can be extended in the future if needed. Best Regards Waqas Ahmed.
$500 USD in 7 days
6.1
6.1

I can build a clean Python or PHP module to connect your app with the ONRC / ANCPI API, fetching company data on demand in real time. I’ll focus on creating a lightweight, well-structured function that handles authentication and queries efficiently, and returns clear JSON responses. To make the integration solid, I’ll include error handling for rate limits, invalid inputs, and timeouts—so your front end shows precise messages without confusion. I propose exposing a single, simple endpoint or function so your other systems can call it easily. Would you prefer Python for faster development or PHP to align better with your existing stack? Also, do you want basic logging included from the start or added later as an option? I’ve previously integrated government APIs with similar real-time lookups that needed robust error management and clear documentation. This means the final code will be ready to test quickly, with a clear README and example calls showing the expected output. I’m ready to share a working query soon for your review and iterate from there.
$500 USD in 7 days
6.0
6.0

Bucharest, Romania
Member since May 22, 2026
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