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!
From 210,094 reviews, clients rate our Linux Developers 4.87 out of 5 stars.Hire Linux Developers
I have a ubuntu server running proxmox. I have the following IP configuration: System IP: Usable IP Range: - Gateway: Subnet Mask: I am using the proxmos web interface. I need to know how to add these IPs to proxmox so they are available to my virtual servers.
"Hardware and Software Cluster with VMware Network Support" I am looking for a freelancer who can help me with both hardware and software configuration for my multiple server setup. I need someone who has experience in setting up a hardware and software cluster with VMware network support. Hardware Setup: - Multiple servers Assistance Required: - Both hardware and software configuration VMware Network Support: - Installation and setup Ideal Skills and Experience: - Experience in network setup and configuration - Familiarity with VMware software - Knowledge of hardware installation and configuration - Ability to troubleshoot and maintain network issues - Strong communication skills and ability to work collaboratively with a team.
I am looking for a server expert who can perform back end work for my app. The ideal candidate will have experience in the following areas: - Server Setup and Configuration: I need someone who can configure a cloud server, specifically an Amazon Web Services (AWS) platform. - Database Management: The expert should be able to manage and maintain databases for my app. - API Integration: The candidate should have experience integrating APIs into cloud servers. The specific tasks I need the expert to perform include: - Setting up and configuring a cloud server on AWS - Managing and maintaining the database for my app - Integrating APIs into the cloud server The ideal candidate will have experience working with AWS and be familiar with cloud server technology. They should also be proficient...
I tried a couple of days and I could not unlock the bootloader According to my researches, this version is made for Korean and unlock the bootloader is not possible: So I need your help with the validated steps to unlock the bootloader of this smartphone I'm using linux, I'm experienced with ADB, fastboot, TWRP, root, etc. In the past I flashed several androids, but this model is a challenge. The test, should be a video call using google meet in which you should guide my step by step to unlock the bootloader. I achieved only upgrade from android 6 to android 7
I am looking for a RedHat expert who can teach me how to navigate RedHat (rhel7, rhel8) in just one hour. Since I am completely new to Linux, I need someone who is patient and can explain things in a simple and easy-to-understand manner. Ideal Skills and Experience: - Expertise in RedHat (rhel7, rhel8) - Excellent communication skills - Experience in teaching or tutoring - Ability to explain complex concepts in a simple and easy-to-understand manner The session will focus on basic navigation and commands, and I prefer to have a video call for support. I am looking for someone who can provide me with a step-by-step guide to help me navigate RedHat confidently.
I have a website that hosts a multiplayer rummy game that I would like to migrate to AWS. The website runs on a LAMP stack, with WHM/Cpanel to help with administration of the website. The operating system running on the server is CentOS. I would like to migrate either to the Bahrain or UAE region of AWS.
I need someone to help me fix a small server issue on my VPS hosting at Godaddy. The main issue I am experiencing is Bad Gateway it is showing, even though I renewed the hosting. The ideal candidate should have experience in Windows/Linux server administration and troubleshooting. They should also have experience in VPS hosting and be able to identify and fix server downtime issues quickly and efficiently.
hello i have a script i wanted to install on a cloud server, so i need help doing it.
Custom Gcode Sender for CNC Router with User Interface in Java We are looking for a skilled developer to create a custom Gcode sender for our CNC Router. The ideal candidate will have experience in Java programming language and be able to create a user interface for the Gcode sender. Specific requirements for the project include: Auto load on Linux based system - Developing a custom Gcode sender for a CNC Router - Creating a user interface for the Gcode sender - Ensuring error checking is included in the Gcode sender - No specific machining simulation required If you have experience in Java and have worked on similar projects in the past, we encourage you to apply for this project.
I need a shell script that exports specific variables and triggers a command through if-else statements. The script should work with Bash and be compatible with Linux operating systems. The ideal freelancer for this job should have experience in shell scripting and be familiar with Bash. They should also have knowledge of Linux operating systems and be able to customize the script to meet my specific requirements.
Ansible playbook for setting up the elasticsearch cluster mentioned in this url :
Truncate magento products tables and all related to light up db
I am seeking a freelancer with experience in fixing SMTP in Python. Specifically, my SMTP service is Titan Email and I am experiencing issues with email delivery. Ideal Skills and Experience: - Experience in SMTP implementation with Python - Knowledge of Titan Email as an SMTP service provider - Ability to troubleshoot and resolve issues with email delivery Please include your experience in your application. Thank you.
I have a VPN app and I want to do some fixes to it, the app was developed in Android Studio with kotlin language, I want to improve the design, add some things, fix bugs and optimize. I have the source code of it. Ideal Skills and Experience: - Experience developing VPN apps for Android - Knowledge of OpenVPN protocol over dnstunnel - Strong understanding of Android development and security features
we have a dedicated server (with plesk) with a prestashop 1.6 site inside with PHP 7.1.33 a cyclical update of the products via webserver (API) is carried out. When this update procedure takes place (about 40-50 products at a time every 10 minutes) the front-end site becomes inaccessible. the CPU reaches very high levels and the site is blocked. we want to solve the accessibility problem, we have another site (same characteristics) on a shared hosting where the same procedure takes place and does not crash
Hi, I have a VPS with Ubunto. There is an issue with Firefox drivers with Python Selenium. Chrome Drivers are working fine but facing issue with Firefox driver. Need help for fixing this issue on my VPS.
I am in need of a Joomla expert to fix errors on my website. This is what I find in the error logfile: [Mon Jun 05 11:49:06.109916 2023] [proxy_fcgi:error] [pid 1620480] [client 2a03:2880:31ff:15::face:b00c:0] AH01071: Got error 'PHP message: PHP Warning: session_start(): open( /var/www/vhosts/, O_RDWR) failed: No such file or directory (2) in /var/www/vhosts/ on line 260PHP message: PHP Warning: session_start(): Failed to read session data: files (path: /var/www/vhosts/) in /var/www/vhosts/ on line 260' I have Plesk access for you
I am in need of a skilled freelancer who can configure cloudflare block rules to mitigate DDoS attacks. The expected traffic volume and frequency of the attacks are moderate and occasional. I would like to block certain regions and IPs to prioritize my website's security. Currently, I am using the free version of Cloudflare, so experience with this plan is necessary. Ideal skills for this job include expertise in DDoS mitigation, cloudflare block rules, and IP blocking techniques in addition to finding pattern in the traffic. The freelancer should also be knowledgeable in website security best practices and have experience in handling DDoS attacks.
Please only apply if you understand & have the capability to execute the task completely. I'm trying to see how often a few plugins (for WordPress websites) are connecting to their origin servers, for this i need outgoing server logs. 1. You can set up a VPS & create a mock website on top of it ( by clocking any website). Then install the plugin to see how often it connects. 2. I would also like a tool where I can reduce the maximum number of connections allowed to see how the plugin copes with it. Again, I don't need incoming logs & I need outgoing logs.
I am looking for a freelancer who can assist me with the installation of RapidPro on Linux. I require assistance with configuration and setup post-installation. I need recommendation for infrastructure requirements for host a few cients. The level of customization needed is basic. Ideally, the freelancer should have experience with Linux operating systems and be familiar with RapidPro installation. I would like a developer to setup rapidpro by unicef on a recommended server for our clients. They should be able to recommend: -host -set up rapidpro and get it running -advise on acquiring api. Below are some links:
Candidate must be based in India (preferably Delhi/NCR). This is for full time role (8 hrs/day) on weekly or monthly salary. Design and implement robust DevOps strategies: Lead the development and implementation of DevOps practices, tools, and frameworks to enable continuous integration, delivery, and deployment of software applications. Terraform, Ansible, or similar technologies to enable infrastructure provisioning and management. Monitoring and performance optimization: Collaborate with operations teams to implement monitoring and logging solutions (e.g., ELK stack, Prometheus, Grafana) Configuration management: Implement configuration management practices and tools (e.g., Puppet, Chef, or Ansible) to automate and standardize the deployment Strong knowledge of cloud platforms (e.g., A...
V-P-N backend Expert needed Creating V-P-N deployment script Creating V-P-N servers Management Panel with logs, client, admin, monitoring Buying servers on different locations ( We need your suggestion, we pay, not you ) We work with professional experts ( ONLY )
Have a vServer where I have Node Apps and MongoDB running. Now I have ordered another vServer to guarantee no down time. I am using Nginx as a reverse Proxy for Node Apps. My Front End apps are running on different Servers. Now I also have a second Server which I need to use as a Backup or need to replicate the same apps or any better Idea that if one vServer is down then all Requests should be transferred automatically to other Server and vice versa. I am a Developer and have just a little bit of knowledge of Server Management. Will need some good ideas to implement my concept.
Python code with flask app and html already written. OCR depends on easyocr. Having issues deploying it to the hardware NVIDIA Jetson developer kit v3, even through docker. Need someone to help deploy software to hardware with python OCR and python flask app running simultaneously. Potential for more work with integration to hardware IP settings and further development of html and python
I have a very large MySQL database that uses LVM on a normal Linux VPS on Linode. The database is now 200GB+ and some tables are 100GB+. The DB has a lot of inserts and updates at all times. After running the DB for a while, we can't do basic tasks like count(ID), sort by ID or order by DESC on timestamp columns. As a result, we can't make any changes to the table at all. We either need to optimize the DB or migrate it to another solution (i.e. AWS RDS, Linode Managed Databases). Right now it is impossible to scale our project because of this DB bottleneck. You will need to: 1. Review our current DB structure 2. Advise us whether it is better to restructure or migrate the DB 3. Implement whatever you suggest Important: The DB uses LVMs. If you aren't familiar/comfortable ...
Custom mail server means. Like, Postfix or Exim or Qmail But for your purpose or the like systeme.io. it should be a cluster setup with IP rotation and pooling it will be an architecture setup
1i trieod to put protocols in it 2 i tried to redirect it to wich is my new domain 3 now for some reason its down and the sub domain of and is down also my gmail was connected to the domain at and i tried to redirect it to and its not working now i probebly did sothing wrong
I am looking for a Python expert to develop a new script for advanced automation tasks. The script should be able to handle complex tasks with ease. Ideal skills and experience: - Strong proficiency in Python programming - Experience in developing advanced automation scripts - Knowledge of various Python libraries and frameworks - Ability to understand complex requirements and translate them into efficient code - Familiarity with version control systems like Git The project requires the following: - Development of a new Python script for advanced automation tasks - Regular communication with me to ensure the script meets my requirements - Testing and debugging of the script before delivery - Documentation of the script for future reference If you have the required skills and exp...
I am looking for a freelancer who can help me shift my AWS server to Digital Ocean. The specific AWS service currently being used is EC2 Instances. I require complete setup assistance for the Digital Ocean environment and my preferred timeline for the migration is within 2 hours. The ideal candidate should have experience with server migration and setting up Digital Ocean environment.
I am in need of someone to document how to configure and set up an LXC/LXD environment on a freshly installed Ubuntu 22.04 server. This is for a POC and you will not have direct access to the test environment, but will work with me to resolve any issues and update the documentation. I am looking for the following configurations 1: A container with an external ip 2: A container on a private network shared by multiple containers 3: A container with two interfaces. One external and one on the network from item #2 This will be a proxy instance, for nginx
Hi, everyone How are you? We are hiring senior full stack developer and our purpose is to build the services like this. Don't bid if you can't accomplish this project. Then, don't waste my time. Only bid as senior. 1. Purpose The purpose is to manage a service provider's customer base and technical infrastructure in a relational database. It should also have API's and use API's to interconnect with other system to automate service creation / service parametrisation etc. The main customer type is a internet user using the infrastructure of a Internet Service Provider but the system should be extendable to many other use cases such as VoiceOverIP, SMS, IP-TV etc. 2. Requirement The system should be running on Linux with MariaDB (MySQL) and PHP7 . On the user s...
I am experiencing issues with my PBX and Voip systems. Specifically, I'm having connectivity issues. I am using multiple services/platforms for my Voip but I'm not sure which solutions or troubleshooting methods I should use in order to fix my current issues. I'm in need ofa freelancer to fix the issues remotely.
Need to read and live view an existing 16x2 LCD Screen and control 5x buttons remotely, buttons just need a normally open going closed
I need assistance with shifting my AWS server site to Digital Ocean with a wild card SSL. Here are my requirements for the project: Ideal skills and experience for the job: - Experience with AWS and Digital Ocean servers - run mysql like rds give high cpu - Knowledge of SSL certificates and server migrations
I am looking for a skilled developer to create a multiprocess and parallelized version of Pollard Rho for secp256k1 using Python. The implementation should be optimized for Linux. The ideal candidate should have experience in: - Python programming - Parallel computing and multiprocessing - Optimization for Linux platforms The expected timeframe for completing this project is flexible and can be discussed further with the chosen freelancer.
I need a bash script to retrieve the details of all metric alarms triggered on my aws account between two specific dates . The details should be exported as a report in csv format
I am in need of a skilled developer who can assist me in resolving Error 522 on my website. The error is occurring throughout the entire website and I have already tried contacting Cloudflare support, but their response was not satisfactory. There have been no recent changes made to the website or server configuration that may have triggered the error. Ideal skills and experience for this project include: - Experience in webmin and virtualmin panels - Expertise in Cloudflare and website server configuration - Experience troubleshooting and resolving Error 522 - Strong communication skills to effectively communicate progress and updates throughout the project. If you have the necessary skills and experience to successfully resolve this issue, please submit a proposal. Thank you.
I am looking for a professional to set up a secure VPS server to host my video tube website. I prefer Linux as the operating system and have no preference for the control panel, open to suggestions. Ideal skills and experience: - Expertise in VPS server setup and management - Knowledge of Linux operating system - Familiarity with different control panels - Experience in hosting and managing video tube websites - Strong understanding of website security and implementing measures to ensure it. Need someone with webserver knowledge to configure and install necessary plugins to run my website securely. - Includes installing file manager - Configuring firewall or configure network. - Installing apache - Installing php - Installing phpmyadmin and configuring it. - Installing ffmpeg - Inst...
I am looking for someone to review and assess my AWS Beanstalk configuration with a focus on improving security. I have 2 separated environments with same config, one for test and opne for prod. I need an expert to review the correct setup of security groups, policies, vpc endpoints, and confirm aws codepipeline is able to deploy.
I am looking for a Nextcloud master to set up the server, and a few more customizations inside. Should work very fast and be capable for 50,000 users.
i have 2 physical NIC's connected on my Windows 11 machine. What i want is to programatically switch the network traffic from NIC-1 to NIC-2 and back in rotation. So means: Default NIC: NIC-1 sleep 10s Default NIC: NIC-2 sleep 10s Default NIC: NIC-1 sleep Default NIC: NIC2 ------- ----- -- Important for me is that the network is switching fast, with as less interruption as possible because there is an running programm i backround. An more smart solution would be an may create an Virtual NIC from the 2 physical NIC's and manage the traffic in an way, to prevent any interruption. I would like to code this in C++ because want to implement it in an bigger program later wich will get written in C++ too.
I am looking for a data recovery expert to help me retrieve inaccessible data from my hard drive. The ideal freelancer should have experience in recovering data from hard drives and be familiar with the latest data recovery tools and techniques. The project will involve the following: - Retrieving inaccessible data from a hard drive - Diagnosing the cause of the data loss - Providing recommendations and solutions to prevent future data loss The ideal freelancer should have the following skills and experience: - Expertise in data recovery from hard drives - Familiarity with the latest data recovery tools and techniques - Knowledge of different file systems, such as NTFS and FAT - Experience in diagnosing the cause of data loss, whether it be accidental deletion, hardware failure, or viru...
I am looking for a python script that will get and graph SNMP single value 0 to 5000 watt from Power PDU data every minutes using RRDtool. The appearance of the graph is open to suggestion. The ideal freelancer for this job should have experience in python scripting and be familiar with RRDtool. Script should also implement SFTP upload of PNG generated by RRDtool. The preferred working environment should be windows. The RRDtool should also display 24h average, 30day average, 180days average.
I am looking for a freelancer who can help me build an encrypted VoIP system using military-grade encryption. I have no preference regarding VoIP protocols, however I anticipate the need for up to five simultaneous calls. If you have the necessary skills and expertise to build this system, I would love to hear from you. Something like;
i am looking for a linux admin to transfer the website
I am looking for a Java Springboot Tomcat Ubuntu developer who has experience with OCR using the Google Cloud Vision API. The project creates of a .war file for deployment. It is giving error : : The Application Default Credentials are not available. They are available if running in Google Compute Engine. Otherwise, the environment variable GOOGLE_APPLICATION_CREDENTIALS must be defined pointing to a file defining the credentials. See for more information. The ideal candidate should have the following skills and experience: - Experience with Google Cloud Vision API - Proficiency in Java, Springboot, and Tomcat - Familiarity with Ubuntu operating system
****Only Indians**** I am seeking a skilled System Security engineer with expertise in Linux, C, C++ and Python. The ideal candidate must have experience working with Sys Call Binariess. This is a long-term project. We are looking for someone who can work in the EST time zone connecting via remote i.e zoom, google meet on a daily basis to assist in completing the tasks. Here we will be working via screen share remotely, no environment setup will be shared. Mandatory Skills - Linux - C - C++ - Python
I am seeking a skilled System Security engineer with expertise in Linux, C, C++ and Python. The ideal candidate must have experience working with Sys Call Binariess. This is a long-term project. We are looking for someone who can work in the EST time zone connecting via remote i.e zoom, google meet on a daily basis to assist in completing the tasks. Here we will be working via screen share remotely, no environment setup will be shared. Mandatory Skills - Linux - C - C++ - Python
I am looking for a skilled freelancer who can help me resolve an issue with ping connections between an Ubuntu 22.04 Desktop and Virtual Machine Manager 4.0.0 VM. The VM destination host is currently unreachable due to the different networks setup. The current network setup includes the Ubuntu Desktop and VM Manager on different networks, with no specific network protocols or security measures in place. I have full access to the necessary networking equipment and settings. Ideal skills and experience for this project include: - Expertise in networking and network troubleshooting - Knowledge of Ubuntu 22.04 Desktop and Virtual Machine Manager 4.0.0 VM - Familiarity with ping connections and network setup - Ability to identify and resolve network connectivity issues If you have the necessa...
Email Delivery Delay Issue on Backend IONOS I am experiencing an email delivery delay issue on my backend IONOS email service provider. some times emails are taking an hour to be delivered, and I haven't made any recent changes to my email settings or server configuration. I am looking for a freelancer who can help me resolve this issue quickly and efficiently. The ideal candidate should have experience in email delivery troubleshooting and be familiar with backend IONOS email systems. Key requirements: - Expertise in email delivery troubleshooting - Experience with backend IONOS email systems - Ability to resolve the issue quickly and efficiently - Excellent communication skills and attention to detail If you have the necessary skills and experience, please submit a proposal...