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I need a JavaScript script installed on a Node.js server for API integration. Key Requirements: - Write or install the necessary JavaScript code. - Ensure seamless API integration. - Test the script for reliability and performance. Ideal Skills and Experience: - Proficiency in JavaScript and Node.js. - Experience with API integration. - Strong problem-solving skills. - Familiarity with testing and debugging Node.js applications. Please provide relevant experience in your bids.
Project ID: 40495176
41 proposals
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41 freelancers are bidding on average ₹2,619 INR for this job

With expertise in JavaScript and Node.js, I specialize in seamless API integration. I understand the need for reliable and performant scripts. Could you share more details about the specific APIs to be integrated to tailor the solution effectively? Regards, Yogesh Kumar
₹950 INR in 9 days
8.5
8.5

Hi there, I can get your Node.js API integration script installed cleanly and make sure it behaves reliably under real use, not just in a quick local test. With 15+ years in backend development, API work, and debugging, I’ll handle the JavaScript implementation, wire up the integration points, and validate the script for performance and stability on your server. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. I’ll also check error handling, request/response flow, and any auth or rate-limit concerns so the integration is solid from the start. Do you already have the API documentation, auth method, and target endpoint details available, or should I help review and map them first? I can review your existing Node.js setup, install or write the required code, and test everything end-to-end with clear notes on what was done. Thanks, Asad
₹1,165 INR in 1 day
8.2
8.2

My name is sanjay kumar, and my team and I have been working in the web-development domain for over 7 years. We're proud to say that delivering seamless API integrations is one of our core specialties. Our proficient skills in JavaScript and Node.js combined with our profound understanding of API-integration make us your perfect fit for this project. We have developed various scripts just like what you're looking for, using our programming prowess and incorporating precise quality assurance measures to ensure reliability and performance. Moreover, we are known for providing pixel-perfect designs with proactive debugging practices that guarantees smooth functioning without any glitches. We deeply appreciate your investment in your company's digital presence, thus we offer not just delivery but also long-term maintenance support, at affordable rates . As an experienced team, we can also provide valuable insights and additional services to further enhance your online business. Choose us for unmatched expertise, dedication, and a creative approach to grow your project seamlessly!
₹1,050 INR in 7 days
5.2
5.2

Hello, I have experience with Node.js, JavaScript, and API integrations. I can write or install the required script on your Node.js server, ensure seamless communication with the API, and thoroughly test the integration for reliability and performance. I have worked on REST APIs, third-party integrations, authentication systems, and backend services, with a focus on clean, maintainable code and efficient debugging. Project timeline and cost estimation will be provided after reviewing the API documentation and project requirements. Looking forward to discussing the details. Thank you.
₹1,050 INR in 7 days
4.1
4.1

Hello, I can help set up, integrate, and test the required Node.js API script to ensure reliable communication between systems and smooth server-side execution. My background includes API integrations, backend development, automation workflows, and Node.js-based applications. I have worked on projects involving REST APIs, webhooks, data processing, and third-party service integrations. I can assist with: ✔ Node.js API Integration ✔ JavaScript Script Installation ✔ API Request & Response Handling ✔ Authentication Setup (API Keys, Tokens, JWT, etc.) ✔ Error Handling & Logging ✔ Testing & Debugging ✔ Performance & Reliability Checks ✔ Deployment Support Relevant Experience: ✔ API Integrations & Automation ✔ Full Stack Development ✔ Backend Development with Node.js ✔ Workflow & Data Integration Solutions My approach is to first review the API documentation and server environment, implement the integration, perform testing, and ensure the script runs reliably under expected conditions. Could you share the API documentation or integration requirements so I can quickly assess the implementation effort? Best Regards, Bhavani M
₹1,500 INR in 1 day
3.8
3.8

As a dedicated and full-time WordPress developer with an extensive background in JavaScript and API integration, I'm confident that I can deliver beyond your expectations on this Node.js project. Over the years, I have successfully completed numerous projects that required me to write or install complex JavaScript codes which served different purposes including reliable and seamless API integration. My profound understanding of Node.js as well as my hands-on experience with testing and debugging will ensure the final product isn't just functional but also performs optimally under diverse conditions. Additionally, I'm highly committed to fast delivery without compromising on the quality of my code. With me on board, you're not just getting a freelancer but someone who will work in collaboration with you, maintain open lines of communication, provide instant support post-delivery, and prioritize your satisfaction because ultimately, your satisfaction is a reflection of the quality of work that I put forward. Let's together transform your ideas into reality!
₹999 INR in 1 day
2.9
2.9

Hello, I can help you set up a clean and reliable Node.js script for seamless API integration. I’ll write or install the required JavaScript code, ensure proper connection with the API (including authentication if needed), and handle error management for stability. I will also test the script thoroughly to make sure it runs smoothly, handles failures gracefully, and performs efficiently in a production environment. I have solid experience with Node.js, API integrations, and debugging server-side applications, so you can expect a stable and well-structured solution. Looking forward to working on this. Best regards
₹1,050 INR in 1 day
2.6
2.6

Hi there, I am a senior developer with extensive experience building robust, scalable API integrations in Node.js. I specialize in handling complex asynchronous flows, implementing secure authentication, and ensuring seamless error handling. I have successfully completed multiple projects involving custom API connectivity and would love to deliver a clean, efficient, and well-documented script for your needs. I am available to start immediately. Could you please share the API documentation so I can provide a precise timeline? Best regards, Shailender
₹5,000 INR in 8 days
2.3
2.3

Hi there! I’d love to help you get this JavaScript script set up and running on your Node.js server. Integrating APIs smoothly and making sure everything is thoroughly tested for performance is right up my alley, and I can ensure the setup is clean, secure, and reliable. I have plenty of experience working with Node.js and handling API integrations, so I’m very comfortable writing the necessary code, debugging any unexpected issues, and running tests to make sure everything works perfectly under pressure. Could you share a few more details about the specific API we will be connecting to? Please feel free to initiate a chat so we can discuss the project details, timeline, and budget. Looking forward to working with you!
₹1,050 INR in 7 days
2.4
2.4

I can deliver a clean, production-ready Node.js API integration script for your server immediately. Having worked extensively as a Backend Lead architecting microservices, complex third-party API webhooks, and secure database synchronization pipelines, I specialize in creating highly reliable integration scripts that handle network failures gracefully. I will write a custom, lightweight, and modern JavaScript integration script utilizing clean asynchronous patterns (Async/Await) and robust native tools (like Axios or Fetch). ? MY IMPLEMENTATION AND TESTING MATRIX: 1. Seamless Integration: Build clean, type-safe API request headers, payload mapping handlers, and strict query authentication parameters. 2. Error Isolation & Fail-safes: Implement strict try/catch block wrappers, custom retry logic for network drops, and descriptive console logging to ensure your server never experiences fatal crashes during third-party API downtime. 3. Rigorous Reliability Testing: Extensively test the endpoint script against performance latency, unexpected or malformed API payloads, and response timeouts to guarantee absolute production readiness. I deliver production-grade code that runs securely and efficiently. I can begin writing and deploying your integration script right away. Let's connect in the chat to discuss your target API endpoint specifications. Warm regards, Chandra Mouli Tarigopula Backend Lead & Node.js Developer
₹1,200 INR in 1 day
1.5
1.5

⭐ Hi there ! Your Node.js server needs a clean JavaScript API integration script that works reliably after installation, not just code that “runs once.” I recently integrated a third-party API into a Node.js backend, handling request setup, authentication, error handling, and response validation. After testing, the API calls ran successfully with stable performance and no timeout issues during repeated checks. I can write or install the script, connect it to your API, test the request/response flow, and fix any bugs before handover. I’ll also keep the code simple, so you can update keys, endpoints, or parameters later without confusion. Can you share the API documentation and server access details after awarding?
₹21,050 INR in 5 days
1.0
1.0

With over five years of experience in full-stack development and a specialization in Node.js, JavaScript, and API integration, I am confident that I am the best candidate for your project. My reputation as a top 3% performer on Freelancer.com speaks to my commitment to delivering exceptional work. Having successfully performed similar tasks before, I assure you of a successful integration of your chosen APIs seamlessly into your Node.js server through the script I will write or install for you. This goes hand-in-hand with my strong problem-solving skills and knowledge in testing and debugging Node.js applications - essential in ensuring there aren't any glitches in your system post-integration. Beyond just installing the necessary code and ensuring its reliable performance, I offer additional services like performance optimization for enhanced speed, payment gateway integrations for secure transactions and cloud deployment on platforms like AWS or Azure. As a digital solutions provider, my ultimate goal is to create a scalable, modern, and efficient platform that is future-ready - one that meets not just your current but future business needs too. Let's not just integrate APIs onto your Node.js server; let's build a comprehensive system that streamlines all aspects of your operations to deliver measurable results. I'm ready to collaborate with you on this exciting journey!
₹25,000 INR in 7 days
0.0
0.0

I am an experienced Full Stack Developer with 8+ years of professional experience in designing, developing, and maintaining scalable web and mobile applications. My technical expertise includes: ✅ Backend Development: PHP, Laravel, Python, Node.js ✅ Frontend Development: React.js, JavaScript, HTML5, CSS3, Bootstrap ✅ Mobile App Development: Flutter (Android & iOS) ✅ Databases: MySQL, MongoDB ✅ API Development & Integration: REST APIs, Third-Party APIs, Payment Gateways ✅ Cloud & Deployment: VPS, Linux Servers, AWS, DigitalOcean, cPanel
₹1,050 INR in 4 days
0.0
0.0

Hi, I can help set up and integrate the required JavaScript script on your Node.js server, ensuring the API connection is reliable, secure, and properly tested before deployment. I have experience working with REST APIs, Node.js services, authentication flows, webhooks, and third-party integrations, including debugging and optimizing existing implementations when needed. Is the API already documented and available, or do you need assistance with both the integration and API setup/configuration? Please share the API documentation, server access details, and expected workflow. I can review everything and provide a clear implementation plan, timeline, and cost estimate right away.
₹1,000 INR in 7 days
0.0
0.0

Hi, I specialize in Node.js API integration and have hands-on experience building production-grade backend systems connecting multiple third-party platforms. At NJ Designpark, I integrated live APIs for ServiceM8, Commusoft, LeadsHub, and Simro — building separate backend routes for real-time data read/write operations. I also built a Job Management Platform with webhooks, async pipelines using Redis and RabbitMQ, and REST/GraphQL APIs with PostgreSQL. I can deliver clean, well-documented Node.js API integration code within 7 days. Can you share more details about the specific APIs involved? Looking forward to working with you! Ganesh V
₹1,050 INR in 7 days
0.0
0.0

Hi, I'd be happy to help with this project. I have 3 years of experience as a Full Stack Developer, working extensively with Node.js, JavaScript, REST APIs, third-party integrations, server deployments, and backend development. I've integrated various external APIs including payment gateways, authentication services, notification systems, and business automation platforms. My experience includes writing custom Node.js scripts, debugging integration issues, handling authentication flows, processing API responses, and ensuring reliable communication between systems. For this project, I can: • Install and configure the required JavaScript script on your Node.js server • Integrate and test the API thoroughly • Handle authentication, request validation, and error handling • Debug and resolve any integration issues • Optimize the script for reliability and performance • Verify everything works correctly in the server environment Before getting started, I'd like to review the API documentation and understand the expected workflow so I can ensure a smooth implementation. I'm available to start immediately and can provide ongoing support if needed. Looking forward to discussing the details. Thanks
₹1,500 INR in 3 days
0.0
0.0

I am Radheshyam K Mohapatra, a passionate Full Stack Developer offering freelance web and software development services. I help startups, businesses, and individuals build powerful digital platforms according to their requirements. My expertise includes website development, custom web applications, backend systems, database management, API integration, and responsive UI development. I focus on delivering high-quality work, timely project completion, and long-term support. Services Website Development Web Application Development Admin Panel Development Custom Software Development E-commerce Website Development API Development & Integration Database Design & Management Frontend UI Development Backend Development Website Maintenance & Bug Fixing Payment Gateway Integration Hosting & Deployment Support Technical Skills Frontend: HTML, CSS, JavaScript, Bootstrap, React Backend: PHP, Laravel, CodeIgniter, Node.js Database: MySQL, MongoDB CMS & E-commerce: WordPress, Shopify Other Skills: REST API, Payment Gateway, Git, Hosting, Server Deployment Why Choose Me? Complete full stack development support Clean and scalable code Mobile-friendly and SEO-friendly websites Custom solutions as per business needs Timely delivery Affordable freelance pricing Long-term technical support
₹3,050 INR in 7 days
0.0
0.0

Rahul here, I understand you need a JavaScript script installed and configured on a Node.js server for seamless API integration. With 10+ years of Full Stack development experience, I've worked extensively with Node.js, JavaScript, REST APIs, webhooks, testing, and troubleshooting production integrations. My approach is to implement the integration, validate all API interactions, handle errors properly, and ensure the solution is reliable and production-ready. Ready to start immediately. I'd be happy to review the API documentation and server setup. Thank you for your consideration.
₹8,000 INR in 3 days
0.0
0.0

We understand that you need a reliable JavaScript script to be set up on a Node.js server for smooth API integration. The focus is on ensuring that the script works efficiently, handles API communication properly, and performs well under different conditions. We also understand the importance of testing the solution to make sure it is stable and dependable. We will approach this by first reviewing the API requirements and your current server setup. Based on that, we will write or configure the required JavaScript code using best practices in Node.js. We will ensure proper handling of requests, responses, and errors, along with secure integration if authentication is involved. Once the integration is complete, we will thoroughly test the script for performance, reliability, and edge cases to make sure everything runs smoothly. We would be happy to discuss your project in more detail and understand your exact requirements. Please feel free to get in touch so we can take this forward with a quick chat.
₹1,050 INR in 7 days
0.0
0.0

A clear scope with specific API endpoints, data formats, and expected responses would make this project actionable. As it stands, "API integration" could mean anything from a simple webhook handler to a complex multi-service orchestration — the risk of misalignment is significant on both sides. I have built and deployed multiple Node.js API integration scripts for production systems, including backend services that handle third-party webhooks, REST API orchestration, and real-time data transformation pipelines. The key to a reliable integration is defining the contract upfront: what data comes in, what gets transformed, and where it goes. To move forward productively, I need a few specifics: 1. Which API(s) are you integrating with — name the service or provide documentation? 2. What trigger event starts the script — a webhook, cron job, or user-initiated action? 3. What happens with the response — do you store it, forward it elsewhere, or transform it for another system? With these answers, I can scope accurately and avoid the back-and-forth that eats into both budgets. Best regards, InnoForgeTech
₹1,000 INR in 3 days
0.0
0.0

Bhubaneswar, India
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