System network administration trabalhos

I'm looking for an expert developer who can design a program for my Telegram platform that automatically removes users based on specific criteria. This is geared towards users who have ceased to pay my Stripe subscription or those whose service duration has lapsed. Key features needing development are: -Stripe API Integration: The system should have the capability to link to Stripe API and scan for non-active subscribers. -Monitoring User Subscription Status: Continuous surveillance of all user subscription statuses to detect any who have ended or not renewed their subscription. Ideal candidate should: -Have prior experience in programming similar systems -Proficient in using APIs, specifically Stripe -Understands Telegram platform coding -Can effectively check and monitor ...

More details: What type of data sources will the dashboard and analytics be based on? Databa...details: What type of data sources will the dashboard and analytics be based on? Database, CSV files, API endpoints, Telecom signaling feed like ss7, diameter, gtp, volte, 5G Which telecom signaling feeds would you like to integrate into the dashboard and analytics? SS7 (Signaling System 7), Diameter, GTP (GPRS Tunneling Protocol); VoLTE (Voice over LTE); 5G, Http2 What specific metrics or data points would you like to track and analyze from the telecom signaling feeds? Call setup success rate, Message latency, Network congestion; Protocol errors; Signal strength, Signaling performance and tracing, AI based user interface to fetch and populate dynamic dashboards and reports based ...

**Project Overview:** We aim to create a comprehensive bus ticket booking system facilitating users to search for routes, access schedules, book tickets securely, make payments, and receive confirmations. Our priority lies in ensuring user-friendliness, scalability, and robust security measures throughout the system. **Project Scope:** **User Modules:** 1. User Registration/Login: Enable secure user registration and login. 2. Bus Route Search: Allow users to find routes based on origin, destination, date, and time. 3. Schedule Viewing: Display available schedules matching user search criteria. 4. Seat Selection: Enable users to pick available seats. 5. Booking Confirmation: Issue email, WhatsApp and SMS confirmations upon successful bookings. 6. Profile Management: Let user...

I'm seeking a highly skilled and experienced security analyst to provide top-notch protection for our financial institution. As an expert in your field, you'll work primarily on ensuring the safety of our Customer data and Network infrastructure. Please be well-versed in: - Identifying and mitigating vulnerabilities - Ensuring comprehensive protection - Financial institution servers -python -ML -Linux Jaipur rajasthan people preferred The implementation will be cloud-based, hence a proficiency in and prior experience with cloud solutions is desired. A deep understanding of cyber threats and security frameworks involving financial data is a must. Your expertise will ensure the seamless operation of our institution while preserving the trust and confidence of our valued...

I'm looking for an expert in advanced video editing to help my team revamp various pieces of content. Our network consists of about 5 content creators, and the lengths of the videos they produce vary significantly. Some key tasks you'd be performing include: - Advanced video edits: You'll need to be proficient with elements of advanced editing to combine, rearrange, format, and sequence clips. - 3D Animation: We require rich, engaging, and high-quality 3D animations to be added to our video content to bring our ideas to life. - Special Effects: You'll need to create or incorporate existing special effects to enhance the visual journey for our viewers. Ideal candidates should be experienced with advanced video editing techniques, comfortable with creating or add...

Looking for a virtual assistant to utilize the GoHighLevel Social Planner to schedule a month's worth of content, on a monthly basis. Your tasks will include the following: - Filling out a CSV template that we'll provide - Scheduling content according to the template - Ensuring all...month's worth of content, on a monthly basis. Your tasks will include the following: - Filling out a CSV template that we'll provide - Scheduling content according to the template - Ensuring all content is correctly and timely dispatched Ideally, you have experience with GoHighLevel's platform and a keen eye for detail, since you'll be handling a great deal of information. A background in administration would be useful too. Efficiency and accuracy are key, so your time...

I am seeking a tech-savvy expert to develop a comprehensive QR-based box re-use tracking AI system. Your app will enhance my inventory management processes and must be compatible with both web and mobile. Key Tasks: - Building an AI system using Open CV. - Creating QR-code tracking to monitor each box's date and time of re-use. - QA for screening deformed boxes - Implementation on my PC - Architecture and documentation Skills & Experience: - Proficiency in AI technologies and Open CV - Familiarity with QR-code systems - Exceptional capabilities in web and mobile development - Experience in inventory management systems. Your innovative solutions will drive my sustainability efforts by promoting box re-use, ultimately reducing waste and fostering efficient invent...

I need assistance with my Point of Sale (POS) system that is failing to register payments. POS is part of a larger under development business application. Must have: - In-depth knowledge of POS systems - Must be MERN stack expert - Must be familiar with GraphQL -must be familiar with microservices architecture -mongodb Please place bid only if you are fully qualified to work on this. Lets not waste each others time

I'm looking for a proficient graphic designer to work on the existing logos I've attached. Currently, they're all shetches and need to be sharpened up. I want a professional to clear-cut them, then infuse some warm colour, engance the black ket lines on one network and design the NEWS AGENT square, then super im pose both onto the microphone photo attached. Two jobs, one network And NEWS AGENT Here's what the task involves: - Clear-cutting attached logos - Adding warm color tones to the logos As a freelance designer, you should have: - Significant experience with graphic design particularly with logo design - A strong understanding of color theory, especially when it comes to warm tones - An artistic flair and creative approach to your work - Proficie...

...distributed emulation tool. The primary task is to create a proxy that will intercept and modify the data of packets. The particular aspect you'll modify is the payload content. Key responsibilities would include: - Understanding the existing distributed tool to enhance network performance - Creating a well-functioning proxy - Interception and modification of packet data, specifically the payload content to test the tool Ideal candidates should have: - Proficiency in C programming, particularly in dealing with network-based coding - Previous experience in socket programming - An understanding of packet structures and how to modify them effectively - A keen eye for detail and rigorous testing skills to ensure accurate emulation. Project Milestones:- 1) Proxy Ser...

As an individual urgently seeking a proficient computer network engineer, I am looking to assign tasks around network configuration, troubleshooting, and security. Skills and hands-on experience in Java are a prerequisite for this project: Key Roles: - Configuring intricate networks to ensure optimization - Troubleshooting any possible network faults or irregularities - Implementing robust network security measures The project's primary goal remained undefined; however, all three aspects mentioned above will be pivotal for successful delivery. Note: This task requires you to be ready to dive in ASAP. Candidates with prompt availability will be given preference. Please apply only if you can meet the immediate timeline.

A fractional order system is a mathematical model that represents a system with non-integer order parameters. It is widely used in various fields such as physics, engineering, and biology to describe systems that are not completely linear and exhibit complex behavior. In this project, we will simulate an event-triggered impulsive control (ETIC) for a fractional order system. Event-triggered impulsive control is a control strategy that combines the benefits of traditional control theory with the advantages of impulsive control. It is particularly useful for systems that are sensitive to delays and have non-linear dynamics. In ETIC, a controller is designed to trigger an action at a specific event, such as the occurrence of a disturbance or the reaching of a threshold. ...

I require the expertise of a professional experienced in FUNC Lang...expertise of a professional experienced in FUNC Language to create a robust smart contract on the TON network. The smart contract should meet the following criteria: - Proficiency in External API integration: The smart contract must effectively incorporate crypto market data APIs in its operation. - Dynamic fund management: Utilizing data received from the crypto market data API, the contract should be able to execute actions such as releasing or locking of funds as necessitated by market conditions. Ideal candidates should have experience with functional programming languages, smart contracts creation and integrating external APIs, particularly crypto market data APIs. Knowledge of the TON network is h...

I'm on a search for an experienced salesperson with strong local market knowledge specially for selling offshore services. The core responsibility of this role would be: - Identifying Potential Clients: You need to leverage your existing network and/or prospect new potential clients within our local area. You'll be expected to understand our service offerings, identify potential business opportunities and create interest among the clients. Experience in the offshore services industry is an asset but not mandatory as long as you possess strong sales acumen. I expect the candidate to be driven, detail-oriented, and comfortable working independently. The best fit would be someone with strong communication skills and determination to meet and exceed sales forecasts.

...are a dynamic diet company (Second Bite Nutrition Center) offering two core services: Meal Subscriptions and Dietary Consultations. To streamline our operations and enhance customer experience, we are looking to develop a comprehensive system consisting of a Backend, Website, and Android/iOS Apps. Project Scope: This project entails the development of a web-based system with mobile applications (Android & iOS) to manage our meal subscriptions, dietary consultations, and internal operations. 1) Backend Development: • Kitchen Reports: A robust backend system where our staff can generate detailed kitchen reports, ensuring efficient meal preparation and inventory management. • Menu Management: Capability to input and manage menu details including meal ca...

...Integrating proposed features with our pre-existing systems - Making significant modifications where necessary for performance optimization Ideal Skills & Experience: - Avid experience in C, C++, and Assembler (x64) languages. - Demonstrable capabilities in new feature development. - Familiarity with system integration and modification. - Solid background in managing medium complexity tasks. - An in-depth understanding of operating system internals, especially Windows. - Knowledge of how different network protocols. - Experience in reverse engineering and familiarity with tools like IDA Pro, Ghidra, or OllyDbg. - Knowledge of cryptography and secure data handling. - Proven track record in exploit development and vulnerability research is a huge benefit. - A b...

I'm seeking a proficient developer for implementing comprehensive changes in an existing Smart School Management System on Codecanyon. I envision the project as a long-term contractual relationship. The system is based on codeigniter. The scope primarily includes wide-ranging modifications and additions to the system. Experienced coders with a strong understanding of school management processes will be given priority. Key Tasks: - Revamp Examinations module - Fully functional accounting system, - Enhance academic syllabus, lesson plans and assessment - Upgrade Examinations, School fees, Accounting, Academics, and Transport modules Examinations: - Develop functionalities for more efficient result management and grading - Enable advanced examination ana...

I'm in immediate need of a proficient system admin with AWS Devops expertise, possessing comprehensive experience in Linux and Windows operating systems. The ideal candidate should mend with: - Server monitoring and maintenance: Continuous monitor, identify potential issues proactively before they enhance, and perform systematic maintenance of servers. - Cloud infrastructure setup and management: Plan, set up, and manage the Cloud environment including storage, network, and compute resources. - Security and compliance management: Ensure that the systems comply with information security standards, identify vulnerabilities and take appropriate measures to fortify our system security. Anticipated goals for this engagement are to: - Improve system performan...

I am looking for a developer who can implement a professional booking system for my web application. Key Attributes: 1. Specialist in web system design and implementation. 2. Prior experience in automated bookings confirmation.

...to work personally in teams is also necessary whereas the project will be a search for one problem after another on our search for greater development. And which you can have your own bid on the job too Note - I have several casino codes i would like to base my networks on To build inside Virtual reality and augmented reality, ETHER network, block chain , games and augmented reality casino design and to create a , and sports video game and game network - i want to create a brand new coding language more robust for this project which can handle more complex computing ...

I'm seeking a PHP expert proficient in both Laravel framework and WordPress development. The project involves enhancing an existing system with the following requirements: - Improve overall user experience - Add new features - Rectify bugs and errors The ideal candidate should have a proven track record in Laravel and WordPress, with a keen eye for spotting and fixing potential issues. If you are detailed-oriented and passionate about improving system performance, apply now. Web Reference:

I'm seeking a Texas-based remote supporter to manage diverse tasks within the realms of technical troubleshooting, administrative duties, and customer support. The responsibilities include: Technical Troubleshooting: - Hardware issues: Need to troubleshoot and resolve hardware problems whenever they arise - Software installation: Must be proficient in installing required software - Network connectivity: Should be capable of resolving connectivity issues effectively Administrative Responsibilities: - Appointment scheduling: Should have experience in scheduling appointments, ensuring there are no meetings overlapping Customer Support: - Must demonstrate professional interaction, resolve queries, and deliver high-quality service to our customers. Needed skills and experience...

...layout adjustments, resizing elements, and ensuring responsive design across various desktop resolutions. 2. Brand Integration: Apply our brand identity to the generic screens based on the provided brand book. This will include color schemes, typography, logo placement, and other brand elements. 3. Web3 Integration: Add the design for Web3 functionalities to connect users' wallets, display balance, network information, and manage wallet connections within the app interface. Specific Requirements: - Refactor Login and Registration flow: - On screen 2 Sign in we need to refactor to include web3 feature to connect user's wallet - On screen 2 should exist a button that once clicked displays a modal with wallet connection options - After user's wallet is connected the...

We need to create a script (or even already created and ready for installation on our servers) of white label Exchange like that of betfair. You need a software like betfair that uses its API or its feeds, with an administration panel. In the photos you can see the site as we would like it (we can also provide you with access to this demo site we have) The site part is shown to the customer to bet, the admin part only to agents or distributors of the product. The website and the administration panel must be installed on our server, they must be complete with quotas updated via feed. We also accept a ready-made or existing script as long as we can customize it. The freelancer will also be called by the hour for future updates, other installations and software assistance. ...

Recruitment Advertisement The company are recruiting 1-2 online human resources manager assistants. The main tasks are: assisting the human resources manager to recruit staff online and conduct interviews with candidates. The salary is negotiable. Requirements: 1. Have enough free time to respond to messages online; 2. Be good at communicating with applicants; 3. Have good network usage skills. 4. No academic requirements. Those who are interested can contact me. I am looking forward to your coming !

Requirements: * Uses the React framework (JavaScript) * Uses the Bitcoin lighting network for deposits and withdraws * Provably Fair * Use the DaisyUI CSS library * Uses all Blackjack Features (Stand, Hit, Split, Double, Insurance) * Uses side bets (Perfect pairs, 21+3)

I am in need of someone wi...of medical terminologies to create a poster or leaflet for me. It is specifically meant for healthcare professionals and will focus on the dosage and administration of a particular drug. Key specifications are: - The information should primarily be centered on drug dosage and administration. - Information should be presented in an infographic style for easy understanding. - It should be attractive and engaging to catch the attention of healthcare professionals. Ideal candidates would have prior experience in making infographics in the healthcare space and have a good understanding of medical terms related to drug dosage and administration. It is important the dosage details are accurate and clear, as this will be used by professionals ...

I am seeking a proficient individual who is well-versed in processing employee payroll and time and attendance tracking for my company, which consists of 15 employees . It will be preferred if you can: = - Help with the administration of salaries, bonuses, deductions, and other necessary calculations related to payroll. - Incorporate these systems into the WorkEasy cloud software that my company uses. Ideal candidates should be detail-oriented, have strong mathematical skills, a solid understanding of payroll systems, along with expertise in using the WorkEasy cloud software for integration. Confident understanding and experience with the legislation and regulation surrounding payroll processing will be highly appreciated. A proven track record performing similar tasks would be a b...

Seeking a skilled developer for creating a SCADA and data logging system with the ability of real-time monitoring and historical data analysis. Your task would evolve around interpreting images from a vision sensor and recording their related values on trigger-based instances. Key Requirements: • Implementing real-time monitoring. • Accumulating data for historical analysis. • Devising a system that triggers based upon specific conditions to capture and log data. Expertise in vision sensors and real-time data capturing is paramount. Experience with trigger-based systems and the ability to work with image data is desired. Your contributions will deliver vital data analytics toward our continuous improvement efforts.

...in smaller print. Then it should say "SPONSORSHIP OPPORTUNITIES" Then "Wednesday, November 20, 2024 at 6 p.m." Then next lines in smaller print with a complementary color scheme, "Baryshnikov Arts 450 W 37th St New York, NY 10018" Then below in script it should say "Science, Arts, Giving" Then in block white print "PRESENTED BY" following in regular print scheme "The Ivy Family Office Network"...

I'm seeking a proficient electronics engineer to design a PCB board for a control system project. The PCB board needs to integrate key components: - A GPS Module - An ESP32 Microcontroller , Internet-POE ESP32 project is actually started, we already have the autium files with dimmension, but is full of mistakes. As an experienced professional in circuit design and prototyping, you will be tasked with ensuring these components are integrated seamlessly. Particularly, extensive knowledge in microcontrollers and GPS modules is essential for this project. The ultimate goal is a reliable and efficient PCB board for our control system.

I'm looking for a specialized developer who can design a Learning Management System uniquely centered around online course delivery. It should come with distinctive functionalities including: - Video lectures: Freelancers with experience in integrating smooth and accessible video content into LMSs will be a major plus. - Interactive quizzes: It's important for your skillset to include establishing engaging, interactive quizzes within the course structure. - Discussion forums: The ability to create user-friendly discussion platforms for students and instructors is a must. - Analytics: Your experience in integrating intuitive analytics will be key for tracking each student's progress and course effectiveness. Regarding user enrollment, I envision a hybrid approach: ...

We are looking to sell a unique hydraulic system that turns the weight of vehicles into electric power, available to be implemented via road surface installation. Ideal candidates should have: - Expertise in the field of renewable energy - Understanding and knowledge to navigate local building codes and environmental regulations - Previous experience in marketing or selling similar systems is a huge plus - Ability to strategize and figure out potential target markets as we haven't narrowed down to residential, commercial, or industrial, at this stage This is an excellent opportunity for those looking to be part of a innovative energy solution. If you are passionate about sustainable solutions and have a knack for selling, we would love to hear from you.

I am looking for professional assistance both in setting up network and data security protections and in carrying out a SOC2 audit report on these controls. Achieving security compliance with established standards is the main purpose for the audit, so the ideal expert should be familiar with these standards and have an eye for identifying potential vulnerabilities. Key tasks: - Set up thorough network and data security - Action a SOC2 audit report targeting these security controls - Identify potential security vulnerabilities Skills and Experience: - Proficiency in IT and cyber security - Extensive knowledge of network and data security - Experience in SOC2 audit report preparation and execution - Familiarity with the compliance standards. - Excellent problem-so...

I'm interested in creating a system to assist potential homeowners in securing financing for a detached house. This system should have specific features: - The primary focus should be on buying new homes. Understandably, users have a variety of needs when it comes to home loans. I'm specifically interested in seeing functionalities that cater to new home buyers. - Property-specific. I am planning to buy a detached house. The solution should therefore have features that are tailored to purchasing this type of property. - Mortgage Calculation. I also need the system to include a mortgage calculator to simplify the process for users by giving them an idea of potential monthly payments. Ideally, developers bidding on this project should have prior experience ...

For my upcoming Laravel-based project, I am looking for an expert Laravel developer. This project will be developed from scratch and its main functionality will be a robust data management system. - Required skills and experience: - In-depth knowledge of Laravel PHP Framework - Previous experience in creating data management systems - Expertise in MySQL or similar databases I do have specific requirements and will provide the detailed documentation to the selected candidate. The developer would need to follow these requirements closely to ensure the project's success. Strong problem-solving skills with an analytical mind would be a major plus.

I have an imperative need for an accounting agent, ideally with a strong network among CPAs in Perth. Your main tasks will involve: - Assisting my firm in establishing connections and introductions with Perth CPAs - Acting as my representative during these interactions - Setting up meetings with CPAs, who demonstrate an interest in outsourcing their bookkeeping to my firm. Your priority is to secure at least one client per month on an annual contract. Your ability to leverage existing connections is critical so I am looking for someone who resides in Perth and has already formed alliances within the CPA community. Ideal Skills and Experience: - Excellent networking capability - Strong interpersonal and communication skills - Deep familiarity with the Perth CPA community -...

I am seeking a skilled developer to create Booklabonline - an integrated platform for doctor and lab bookings. The system should house the following functionalities: - Ability for users to arrange normal doctor appointments - Services to reserve lab tests and appointments The system needs to streamline the booking process and seamlessly connect the two aspects - medial appointments and lab reservations. The ideal candidate for this project should have experience in medical software development and a strong understanding of user interface design. Knowledge of health care data privacy is essential for this role. It is expected that the system will be both functional and also user-friendly.

I need an expert proficient in setting up and configuring RabbitMQ, MQTT, network operations, and fundamentally keen on upholding superior levels of security and authentication. The freelancer will perform tasks like: - Setting up and configuring RabbitMQ - Establishing MQTT setup and configuration - Implementing network setup and configuration aligning with best practices. Highly skilled freelancers in RabbitMQ, MQTT, and network configuration should place their bid. Ideally, they should demonstrate a high level of competence in ensuring robust security and authentication processes. 2 hours, no need setup rabbitmq, I need someone doing configuration only, and teaching and providing instructions

As a premier provider of IT consulting services in the healthcare sector, I am on the lookout for skilled professionals who can greatly contribute towards the growth and development of my business. I'm particularly interested in individuals with rich expertise in the specialized areas of network infrastructure, cybersecurity, and cloud solutions. Skills and Experience Required: - Proven experience in the healthcare industry - Expertise in IT consulting - In-depth knowledge and understanding of network infrastructure - Proficiency in cybersecurity best practices - Experience with cloud solutions. Your role will significantly impact my business strategy, product development, and ultimately, my bottom line. This is a unique opportunity for someone looking to apply their...

I am seeking an experienced programmer to create a six-stage system, usable in any programming language such as Java, Python, or C++. Key functional aspects at each stage include: - Input Collection: The system should be capable of handling a range of input formats, including Text, CSV, and JSON. - Data Processing: The program must correctly and effectively process the collected data. - Output Generation: The end goal is to generate appropriate output from the processed data. Competencies in handling a variety of data formats and algorithms, as well as experience in any of the stated programming languages, will be major advantages in this task. Understanding the distinct nature of each stage of a system and having a proven track record in similar projects is highly s...

...looking for an experienced website designer skilled in creating custom functionalities for a football club management system. It is crucial that the designer is adept in developing systems for e-commerce, as this project involves aspects of inventory and payment channel integrations. Key Features to Implement: - Player registration and management - Match scheduling and result tracking - Financial management and payroll system - Coach registration and management Additionally, the platform also requires: - E-commerce features for merchandise sales - SMS messaging capabilities for efficient communication - A secure payment gateway for transaction processing - Inventory management system for stock control Ideally, you should be proficient in working with different pr...

1. Crypto currency integration 2. Wallet integration 3. Payment methods (Api integration) 4. Mobile app integration 5. Security integration (2FA) 6. Credit card system 7. Account setup ( login + signup) 8. Customer support

As part of my final project, I am crafting a persuasive essay focused on tech and design with a special emphasis on cybersecurity. Specifically, I need assistance in: - Expanding on the concept of Network Security - Weaving in aspects of tech and design, how they intersect with cybersecurity, and their implications on network security I am looking forward to working with a freelancer who has: - Strong writing skills, particularly in persuasive writing - A solid understanding of technology and design principles - Expertise in cybersecurity, particularly network security - The ability to explain complex concepts in clear, engaging language suitable for a non-technical audience. Experience in academic writing would be a bonus. This project could serve as a showcase p...

I'm seeking a skilled Desktop Support Engineer that can proficiently handle various tasks on my Windows operating system. These tasks will include: - Troubleshooting both hardware and software issues, ensuring all systems are running optimally. - Setting up reliable network connections, with a focus on speed and security. - Conducting thorough system maintenance and updates to enhance performance and security. The preferred method of communication will be through email, phone calls and remote access. Expertise in Windows OS, network setup, and hardware/software troubleshooting will be ideal for this role. A strong grasp of using various tech support communication mediums is also preferred.

I need an assignment centered on IT, specifically system development methodologies. It should provide a detailed and clear understanding of various methodologies without focusing only on a particular one, as I skipped the third question. A solid background in IT, particularly in different system development methodologies, is essential for this task. You need to: - Have a strong understanding of IT system development methodologies - Be proficient in explaining complex IT terms in simple language - Have a reputation for punctuality and meeting deadlines. Your writing skills, as well as your ability to perform thorough research on the topic, will be crucial to the success of this assignment and also the work should be legitimate that simply means it shouldn’t have a...

I am seeking an experienced Flutter developer to implement a simple, efficient referral earning system into my existing application. Users should be able to withdraw their earned cash once it reaches a minimum of $10. For example, a user refers a new customers and earn $2 while the new customers earns $1. Key Details: - The referral system will be centered around users inviting their friends to join the app and perform an action. - No specifics about the current app functionality are being given at this stage. Essential Skills & Experience: - Robust knowledge and expertise in Flutter development. - Prior experience in implementing user referral systems within the Flutter platform is critical. - Understanding of best practices for integrating generating user invite syste...

I am looking for a proficient Arduino programmer that will develop efficient code for a self-service car wash system, operating on an Arduino Giga R1. Key Functions: - Implementation of a bancnote counting and sorting mechanism with model NV9USB+ - Timing and scheduling of car wash operations - Creating an internal menu to set pricing - the principle of functioning is that the arduino is the main computer, conected to - a main dispplay monochrome - nv9usb+ bancnote reader - 7 imput buttons with led that light when is pushed - output of 8 +4 relay module made by arduino - when a button is pressed a combination of relay is on The selected freelancer should have deep knowledge about programming, specifically for Arduino Mega as well as a good understanding of car wash systems. They ...

i have a react native app when the users tap generate otp button ,we call a public api that sends otp the number ,but users get network error issue . they have network connectivity but seems to be an issue with app itself

i have a react native app when the users tap generate otp button ,we call a public api that sends otp the number ,but users get network error issue . they have network connectivity but seems to be an issue with app itself