Linux Jobs
Linux is an open-source and free operating system, which runs on many computers, servers and device. A Linux Developer is any tech professional who specializes in developing programs and applications that run on the Linux operating system. They also help install, troubleshoot and fix any issues related to the Linux OS, allowing their clients to use it effectively.
Linux Developers are highly knowledgeable in this field and can provide their clients with various services ranging from installation, selection and acquisition of Linux-based applications, to helping set up a computer or server infrastructure. Their expertise would be beneficial for any business that wants to employ the use of both Linux-based applications and environments.
Here's some projects that our expert Linux Developers made real:
- Designing creative solutions for GUI elements for user interactions
- Optimizing server performance and reliability
- Developing solutions for deploying software within a scalable environment
- Deploying robust backups and security measures
- Enhancing the structure of web applications under the Linux system
- Writing code mapping APIs between multiple operating systems
- Building desktop applications to execute specific commands
Our expert linux developers can achieve all this, as well as any other custom tasks that may be required. At Freelancer.com you’ll find highly skilled professionals ready make your idea reality. If you have a project you need help with or just want an experienced developer to lend a helping hand with technology needs, post your project today!
De 214,360 opiniones, los clientes califican nuestro Linux Developers 4.86 de un total de 5 estrellas.Contratar a Linux Developers
Se requiere la actualización del sistema operativo del servidor a AlmaLinux 8. Actualmente ejecuta WHM cPanel con CloudLinux 7.9.0. El servidor cuenta con más de 400 cuentas, por lo que es vital que esta tarea sea ejecutada en horario vespertino (hora de Chile GMT-3), por una persona que tenga conocimientos acabados sobre WHM, CloudLinux, LiteSpeed entre otros aplicativos instalados actualmente para que no se generen incompatibilidades.
Looking for a good Network-Infra Engineer to take care of our CentOS Servers which host our applications and database. Will involve the following activities: 1) Any Patching that is required 2) Basic Cyber Security updates 3) Cache clearance 4) Basic MySQL admin tasks 5) Any DNS updates 6) Backups
I am looking for someone with experience in ESXi setup to help me create a virtual firewall using pfsense. Purpose: - The main purpose of setting up pfsense with ESXi is to create a virtual firewall. Hardware Requirements: - I have specific hardware requirements for the ESXi setup. Step-by-Step Images: - I would like the step-by-step images to include basic steps only. Ideal Skills and Experience: - Experience in ESXi setup and configuration - Knowledge of pfsense and virtual firewall setup - Ability to follow specific hardware requirements - Proficiency in creating clear and concise step-by-step images.
Require Full stack expert freeswitch developer for development of call dialer api. Experience in Freeswitch is MUST
I am in need of a freelancer who is proficient in bash scripting to complete a project for me. The specific task that I need the bash script to perform is file manipulation. Requirements: - The output format should be a text file. - The completion deadline is flexible. Ideal Skills and Experience: - Strong knowledge and experience in bash scripting. - Familiarity with file manipulation techniques. - Attention to detail and ability to troubleshoot any issues that may arise during the scripting process. BELOW IS THE ASSIGNMENT: Step 1: Investigation Preparation Your first task is to set up directories to prepare for your investigation. From your HOME Directory, make a single directory titled Lucky_Duck_Investigations. In this directory, create a directory for this specific investigati...
If you have any of the skills listed in the image, then, you are who we are looking for, meanwhile, we also provide similar service to any potential business clients especially from home appliance industry, I am available via [Removed by Freelancer.com] Shenzhen Discovery Technology Co., Ltd was founded in 2007 and is a leading comprehensive service enterprise group for the Internet of Things in China. Currently, it has 2 specialized, refined, and innovative enterprises and 3 national high-tech enterprises mainly engaged in the research and development, production and sales services of intelligent control products. The products are widely used in intelligent kitchen appliances, small household appliances, cleaning products, bathroom intelligent products and etc. It has served global ...
I am looking for a freelancer who can help me set up an email validation process on a Vultr server. We have the code that does the validation via Fsockopen SMTP connections and want to setup the server to run on multiple IPs on our vultr instance or other optons. The idea is to safely validate emails without the risk of being blacklisted. We won't validate gmail, yahoo or other similar provider emails but only private domain emails like example@domain Skills and Experience: - Experience in setting up SMTP servers using the fsockopen method - Familiarity with Vultr or other cloud servers - Knowledge of email deliverability and spam prevention techniques - Ability to handle multiple IP addresses to avoid getting blacklisted If you have the necessary skills and experience, please sub...
Looking for bluepy embedded software developer with experience in BTLE Desired outcome: - bluetooth connector implementation for connectivity - software should be able to translate data and reception Testing: Unittests _ pytest _ pytest coverage Ideal Skills: - Proficiency in python - strong understanding of bluetooth tech and protocols
DevOps engineer needed for remote startup project Skills and Experience: - Intermediate level experience in DevOps engineering - Proficiency in using CC Code handling, Cloud access, and CICD setup - Knowledge and experience with Jenkins, Docker, Kubernetes, and AWS, Azure, GCP Project Requirements: - Infrastructure setup and maintenance - Automation of deployment processes - Continuous integration and delivery pipeline setup We are seeking a skilled DevOps engineer to join our remote startup team. As an intermediate level engineer, you will be responsible for setting up and maintaining the infrastructure, automating deployment processes, and establishing a continuous integration and delivery pipeline. Ideal candidates should have experience in using CC Code handling, Cloud access, and ...
Project Description: Error solving in a Python file for detecting speed I am looking for a skilled Python developer who can help me fix a logic error in my Python file. The file is part of a speed detection program that I am developing for traffic monitoring purposes. Specific requirements for the project include: - Identify and fix a logic error in the existing Python file - Ensure the program accurately detects and calculates speed - Optimize the code for efficiency and performance The ideal candidate for this project should have: - Strong experience in Python programming - Knowledge of traffic monitoring systems and algorithms - Familiarity with video processing and analysis - Attention to detail and ability to troubleshoot and debug code efficiently The project has an urgent timeli...
I am looking for a skilled freelancer to resolve the downtime issue and improve the speed of my WordPress website. Current Average Downtime: Less than 1 hour per week Speed Improvements: Faster page load times Preferred Method for Resolving Issues: Optimization of current resources Ideal Skills and Experience: - Experience working with AWS Lightsail - Bitnami Wordpress - Strong knowledge of WordPress and website optimization techniques - Experience in troubleshooting and resolving website downtime issues - Proficiency in optimizing website resources to improve speed and performance - Familiarity with caching, minification, and other speed optimization techniques - Ability to analyze website performance metrics and make data-driven recommendations - Knowledge of server configurations a...
Project Title: MATLAB curl error in Linux I am looking for a MATLAB expert who can help me resolve a curl error in Linux (specifically Ubuntu). Skills and Experience: - Proficiency in MATLAB and experience with troubleshooting curl errors in Linux - Strong understanding of networking protocols and HTTP requests - Familiarity with Ubuntu operating system and its command line interface - Ability to diagnose and debug specific error messages related to curl in MATLAB Project Details: - The project involves resolving a specific curl error in MATLAB on Ubuntu. - The client has encountered an error message that is not listed in the choices provided, and they require assistance in identifying and resolving the issue. - The ideal freelancer will have experience in troubleshooting various cur...
I work at a small company and we have a website hosted by AWS that we had outsourced in the past. We recently tried to swap over to WIX and when changing the nameservers in Route 53, broke the access to our website. I need help properly configuring our DNS records on AWS to: 1. have the main url point to our new website 2. have some subdomains point to other internal aws web apps we have running
=========================== short test summary info ============================ ERROR tests/ - : HTTPConnectionPool(host='dynamic_ip', port=8500): Max retries exceeded with url: /v1/kv/influxdb/host (Caused by NewConnectionError('< object at 0x7f34f2633970>: Failed to establish a new connection: [Errno 110] Connection timed out')) !!!!!!!!!!!!!!!!!!!! Interrupted: 1 error during collection !!!!!!!!!!!!!!!!!!!! ========================= 1 error in 132.08s (0:02:12) ========================= I had this issue from github actions. I need to setup some ip or domain name which will remain static. A static IP with my ISP is too expensive and NordVPN offers a dedicated ip service, but no port forwarding service. I need your help from there
we are looking for a script to be built that call floods spammers phone numbers. We are a group fighting spammers in france
I am looking for a freelancer who can help me set up Kafka for data processing. Here are the project requirements: Purpose of setting up Kafka: Data processing Kafka environment: It needs to be set up from scratch Data size: More than 10GB daily Ideal skills and experience for the job: - Strong knowledge and experience in setting up Kafka - Proficiency in configuring and optimizing Kafka for data processing - Experience in handling large volumes of data (more than 10GB) - Familiarity with real-time data streaming and data integration is a plus
Project Description: SMS Blasting Software Installation Operating System: Linux Level of Familiarity: Beginner Training: Maybe Skills and Experience: - Experience with installing and configuring SMS blasting software on Linux operating systems - Proficiency in Linux system administration - Strong understanding of SMS marketing and blasting techniques - Ability to provide training and support for beginners, if required
I am in need of immediate assistance to reinstate my suspended AWS account due to payment issues. I am completely unfamiliar with AWS and its policies, so I am looking for someone who has expertise in this area. The project needs to be completed as soon as possible. Skills and experience required: - Proficiency in AWS and its policies - Experience in resolving payment issues and reinstating suspended accounts
I am looking for a freelancer who can help me set up an SMTP server with gophish configuration. The project requirements are as follows: Operating System: - The server should be running on Linux. Phishing Scenario: - I have a specific phishing scenario in mind and know exactly what I want for the configuration. Security Measures: - Basic level of security measures is required for the server. Ideal Skills and Experience: - Experience in setting up SMTP servers and configuring gophish. - Knowledge of Linux operating system. If you have the necessary skills and experience, please apply for this project.
The email sending function is delayed after action is taken. Project is in ci4
I am looking for a freelancer who can help me set up an SMTP server with gophish configuration. The project requirements are as follows: Operating System: - The server should be running on Linux. Phishing Scenario: - I have a specific phishing scenario in mind and know exactly what I want for the configuration. Security Measures: - Basic level of security measures is required for the server. Ideal Skills and Experience: - Experience in setting up SMTP servers and configuring gophish. - Knowledge of Linux operating system. If you have the necessary skills and experience, please apply for this project.
I am looking for a skilled freelancer who can help me protect both my personal and financial information from being accessed by a specific website. Specific requirements for the project include: - Blocking the website from accessing my data through server-side PHP code - Identifying and blocking the exact URL(s) of the website(s) that are accessing my data - Working with a server type other than Apache or Nginx Ideal skills and experience for the job: - Strong knowledge and experience in server-side PHP coding - Familiarity with identifying and blocking website URLs - Experience working with servers other than Apache or Nginx If you have the expertise and skills required for this project, please submit your proposal.
I am looking for a skilled freelancer who can help me configure my Asterisk server for connectivity to a SIP trunk. Requirements: - Expertise in configuring Asterisk servers - Knowledge of SIP trunk connectivity - Familiarity with call routing and IVR features - Strong troubleshooting skills The project involves: - Configuring the Asterisk server to establish connectivity to the SIP trunk - Setting up basic features such as call answering, audio playback, and call termination Skills and experience required: - Proficiency in Asterisk and SIP trunk configuration - Ability to work with SIP trunk credentials and configuration details Please note: - I have all the necessary SIP trunk credentials and configuration details - I only require basic features for call handling and playback - The ...
I am looking for a freelancer who can assist me with configuring a SIP trunk to an asterisk server running on Azure. Ideal Skills and Experience: - Experience with setting up SIP trunks to asterisk servers - Knowledge of Azure and configuring servers on this platform Specific Requirements: - Configure the SIP trunk to enable inbound calls on the asterisk server running on Azure. Currently the calls is received by the asterisk server but is throwing error: "No matching endpoint found". I can provide login to the asterisk server but for azure network configuration I can only provide screenshots. callplan and pjsip configuration has already been made, but it is possible it is wrongly configured.
Job requirements: -Good knowledge and experience in C++ and QT -Experience with git and Github project -Knowledge in RF (Radio Frequency) and FFT (Fast Fourier Transform) would be nice Job descriptions: the existing continuous scan / sweep framework with single scan functionality on the number of bandwidth multiplication, tuned the scan / sweep frequency accordingly FFT averaging feature for other mode than fixed mode, e.g. moving average, max average, etc for variable number of bandwidth multiplication. Fix bugs user input for scan range, namely: span, start frequency, stop frequency for variable span, start frequency and stop frequency. Fix bugs - The above implementation will be test with the SW from
I am looking for a freelancer with intermediate level experience in PHP and AWS KMS to create a PHP digital signature system. The purpose of the digital signature is to authenticate documents. The freelancer should have experience with AWS KMS and be able to use a specific AWS KMS key for the digital signature. It is php code. Here is the reference: Currently we have below php sample code (just show you partial): ==================== $nonce = $post['Nonce']; $response = json_encode(['Nonce' => $nonce]); $response_nonce = json_encode(['Nonce' => $nonce]); $responseHash = $response; $private_key_path = __DIR__.'/'; $privateKey = file_get_contents($private_key_path); // Load the private key for RSA signing $res =...
I am in need of a Server Specialist who can assist me with immediate server setup and configuration. We are currently seeking a skilled professional in the field of cybersecurity to join our team. The ideal candidate should possess expertise in safeguarding servers and have the ability to enhance the security of our systems. Additionally, they should be proficient in encrypting hard drives on computers to ensure data protection. Key Qualifications: Proficiency in server security protocols and best practices. Experience in implementing and maintaining robust security measures for servers. Strong knowledge of encryption techniques, specifically in encrypting hard drives. Ability to assess and mitigate potential security risks. Adept at staying up-to-date with the latest cybersecurity tren...
Examine the network protocol traffic captured in the dump file, network protocol analysis using Wireshark, reproduce the bugs using gdb debugger and finding the source cause of crash in the code base. Extending AFLNet by changing some functions so that it can fuzz QUIC protocol. And with this extended AFL fuzz any 4 real world Quic implementation.
I am looking for a skilled dev ops to assist me with a small project and potentially work on future projects together. The ideal candidate should have experience in server configuration and be able to complete the project quickly. Ongoing maintenance is not required. Key requirements for the project include: - During a server migration the admin console (an angular app) was not migrated. This project is to setup the angular application. - There is no change to the app. The work involves just updating the apache/server configuration to get the application working - Server Configuration: The dev ops should be able to set up an angular application. - Timely Completion: The project should be completed in 24-48 hrs. - Communication: The dev ops should be able to effectively communicate and...
Project Title: Fix CNAME Records for Email Overview: I am in need of a skilled professional who can fix the CNAME records for my office 365 system. Currently, I am unable to add the cname record to cpanel. Requirements: - Expertise in working with DNS settings, specifically CNAME records - Strong understanding of email systems and protocols - Ability to diagnose and fix issues related to email deliverability - Familiarity with DNS management platforms - Excellent communication skills to effectively collaborate with me and provide updates on the progress Deliverables: - Identify and fix any misconfigured or incorrect CNAME records - Ensure proper email functionality and successful email delivery - Provide clear documentation of the changes made to the DNS settings for future reference ...
I am currently facing issues with my Magento 2 installation, specifically related to Elasticsearch and admin permissions. I am seeking an experienced PHP developer with expertise in Linux, Magento, and MySQL to resolve these issues and ensure smooth functionality of my e-commerce platform. Project Scope: Elasticsearch Configuration: Identify and address any configuration issues with Elasticsearch to ensure proper indexing and search functionality. Optimize Elasticsearch settings for improved performance. Admin Permissions Troubleshooting: Investigate and resolve any admin permissions-related errors. Ensure that admin users have the appropriate access and permissions. PHP and Linux Optimization: Review and optimize PHP and Linux settings to enhance the overall performance and security ...
Need help with dovecot down issue after custom build update. Work to be done via anydesk
Project Description: I am seeking a freelancer who can assist with resolving an error in my Cloudformation template. The specific error I am encountering is a missing required field. The error is being caused by a NetworkLoadBalancer resource in the template. I have the complete Cloudformation template available for review. Ideal Skills and Experience: - Strong experience with AWS Cloudformation - Proficiency in troubleshooting and resolving errors in Cloudformation templates - Familiarity with NetworkLoadBalancer resources in Cloudformation
PowerMTA Setup I am looking for a freelancer who can help me set up PowerMTA on a Linux operating system. The ideal candidate should have experience in Linux system administration and be familiar with PowerMTA. Specific Requirements: - SMTP Configuration: I need assistance in configuring PowerMTA for my email sending needs. The freelancer should have expertise in setting up SMTP configurations and ensuring optimal deliverability. Deadline: - The project needs to be completed within a week. Therefore, I am looking for someone who can start working on it immediately and deliver the setup within the specified timeframe. If you have experience in PowerMTA setup and are confident in your Linux system administration skills, please submit your proposal.
I am looking for a skilled freelancer who can help me resolve an error I am encountering while installing the KVM router on my Linux system's hypervisor Virtual Machine Manager 4.0.0. Specific error message: pfSense Terminal: cd0: Attempt to query device size failed: NOT READY, Medium not present Operating system: Linux (Ubuntu 22.04.3 LTS jammy Desktop) Requirements: - Strong experience with Linux operating systems - Expertise in troubleshooting installation errors - Familiarity with KVM routers and - Ability to identify and resolve compatibility issues between the operating system and the installation process If you have the necessary skills and experience to fix this error and successfully install the KVM router, please reach out to me with your proposal. There was an ...
I am looking for a skilled Android developer to create an IPTV multicast player for an Android set-top box (STB). The project requires the following: • Support for live TV channels only • Target Android version is 6.0 Marshmallow • Support for both Internet Group Management Protocol (IGMP) and Real Time Streaming Protocol (RTSP) UDP Ideal skills and experience for this job include: • Strong knowledge of Android development and experience with Android 6.0 Marshmallow • Familiarity with IPTV protocols, specifically IGMP and RTSP and UDP • Experience in developing multimedia applications and video streaming • Ability to optimize performance and ensure smooth playback of live TV channels Please provide examples of previous IPTV or multimedia projects you ...
I am looking for a skilled Python developer to convert my Python program into an executable file. The program consists of multiple files, folders, and subfolders. Main Purpose: - Automation Specific Requirements: - The converted exe file should be able to run on Windows systems. Deadline: - Within the next week Skills and Experience: - Proficiency in Python programming - Experience in converting Python programs into executable files - Knowledge of working with multiple files, folders, and subfolders in Python
Project Title: Install and Config OpenCex crypto platform exchange on Ubuntu Operating System: Ubuntu server 22 Objective: I require the installation and configuration of the OpenCex crypto platform exchange open source ***install on localhost***: BeckEnd: FrontEnd: Demo: 4 Pair coins need to config for trade: (DGB)/REBELCOIN(RBL) (DGB)/MazaCoin(MAZA) (DGB)/Bitcion(BTC) wallets bitcoin Digibyte rebelcoin install and sync and ready with RPC to config. Requirements: - Experiance Installing and config OpenCex and its functionalities - 1 project minimum experianced. - Ability to troubleshoot and resolve any issues during the installation process - Prior experience in installing and configuring cryptocurrency exchange platforms - Familiarity with Ubuntu Server system. - Und...
I have a docker compose project with 3 containers 1. nginx proxy 2. own nginx based php software with web ui 3. mysql 5.7 now the challange is to bring that running on an rhel openshift I´m complete new to openshift and so I´m looking for an openshift devops that can help to make the project running successful. We will work together somedays via anydesk or teamviewer and I will pay hourly. German language skills would be nice, but otherwise we can talk in english. I have successfull added pod for my main software and the mysql. the php pod (my app) can successful talk with mysql and has access to a storage. I starts from secrets that are configured. I have added the needed persistant storages for mysql and the fileservice for my app. Now it needs to analyse how the app ...
Project Title: Kubernetes setup for production I am looking for a skilled professional to set up Kubernetes for production in my own data center within a week. I am open to recommendations for the specific version of Kubernetes to use. Requirements: - Experience with Kubernetes setup and configuration - Knowledge of deploying Kubernetes in a data center environment - Familiarity with various cloud providers such as AWS, Google Cloud Platform, and Microsoft Azure - Ability to recommend the best version of Kubernetes based on project requirements - Efficient and able to complete the project within a week If you have the necessary skills and experience in Kubernetes setup and configuration, please submit your proposal with relevant past projects and your recommended approach for this proj...
Project Description: I am in need of a script that can detect emails and send email notifications based on specific events. The script should be compatible with Linux. Requirements: - Ability to detect incoming emails and identify specific events - Capability to send email or telegram or whatsaaap or discord - notifications based on the detected events - Compatibility with Linux operating system Ideal Skills and Experience: - Strong knowledge and experience in scripting languages such as Python or Ruby - Familiarity with email protocols and APIs - Proficiency in Linux system administration and command line tools - Experience in developing event detection and notification systems
I am having some DNS, SSL, and email domain problems and I have barely attempted to troubleshoot them. I need some help fixing these issues so they can be resolved as quickly as possible. I am looking for a freelancer to help with this task and do not require them to provide a step-by-step report. I just need the problems fixed so that we can get back on track. Please let me know if you are available and have the expertise needed to complete this job. Thanks for your time.
My goal is to have a single sign-on (SSO) integration for my WHMCS system running on Linux. After researching the various types of SSO integration available, I’ve decided to use OAuth. I don’t have an existing SSO provider or identity provider currently, so I need one to be set up that will allow my users to be connected in one place. I need an experienced developer who has the expertise to help me in creating this integration and getting it up and running.
Project Title: Own CDN based on Vanish Cache I am looking for a skilled freelancer to help me build my own CDN based on Vanish Proxy system. The primary purpose of this CDN system will be to stream video and audio content. We will use many different locations servers Preferred hosting platform for the CDN: - My own System Ideal Skills and Experience: - Experience in building and deploying CDNs using Vanish Cache - Proficiency in managing high traffic volumes and optimizing website performance - Knowledge of server infrastructure and hosting platforms - Ability to implement cost-effective solutions to reduce bandwidth costs If you have successfully completed similar projects in the past and can provide examples of your work, please include them in your application. Additionally, any rel...
I am looking for a skilled PHP AWS developer who can assist me with my project. The specific AWS service that I need assistance with is EC2. I want to host my php script on aws or any other server and I also need a CDN to host banner images. My script works on ionsube loader. Requirements: - Experience with EC2 and PHP - Familiarity with AWS services and infrastructure - Ability to work with an existing PHP application and migrate it to AWS Timeline: - The expected timeline for this project is less than 2 days. If you have the necessary skills and experience, please submit your proposal. Thank you.
Project Title: V2ray through Fastly CDN I am looking for a skilled developer who can help me with the setup and configuration of V2ray through the Fastly CDN. The ideal candidate should have experience in the following areas: - CDN Provider: Fastly - Skills: - Extensive knowledge and experience with Fastly CDN - Proficiency in V2ray configuration and setup - Familiarity with basic security measures for V2ray The project requirements include: 1. Setup and Configuration: - Configure V2ray to work seamlessly with Fastly CDN - Optimize the CDN settings for optimal performance and reliability 2. Basic Security Implementation: - Implement basic security measures to ensure the safety and integrity of the V2ray traffic Please note that ongoing management is not required for t...
Hi! I have a web application (angular frontend & nestjs backend) on an EC2 instance. Need to secure it with ssl, and I have everything to make it work. So I need an exprert to synchronize these services to me. This task should not be more than 1 hour for an expert. AWS services what application uses: - EC2 (Amazon linux, nginx) - Route 53 - Certificate Manager - Load Balancer Tasks: - Application should run under https communication and frontend <-> backend shoud also communicate with https. - Need to config the nginx - Redirecton from http to https
Want to setup one aws - subdomain for nodejs api to run - 2 public html domain website - install free ssl - provide proper ftp, putty access and ensure proper security to be taken care - Need to ensure no further issue come Only apply if you ok with 600 INR. and also in future ready to work on same price for 1 VPS setup work
I need help to complet the Linux shell program (c program) to modify the simple linux shell program using Ubuntu virtual machine. the attached shell program needs modifying and meet requirements
I am looking for a freelancer to help me set up a multi-user login system for my application using Apache Guacamole. I am unsure as to what roles and permissions I need for my users, so I require assistance in determining this. For user login authentication, I would like to use basic username and password security. Lastly, I need the project completed within a month. If you think you are able to provide this service, please get in contact with me and we can discuss details further. Thank you!