Hire the best Certified Linux professionals

I work as C embedded developer (6 years) but also have experience in mobile development for Apple devices using Swift. Usually I combine both technologies embedded and mobile to create modern and stable IoT projects. I am keen to build long term relationships with clients. Primarily looking for any interesting project related to embedded development or IoT solutions. — Good knowledge of C (C99, C89, C11, MISRA), C++, bash. — Linux Kernel device drivers development(ALSA, Input, Xen) Miscellaneous USB Device Class support, USB subsystem support — Virtualization with XEN, pv-drivers — Good knowledge of multithreading — Git, Gerrit —...

My name is Adnan Khan, 32 years old. I am working as a Zabbix Administrator/Engineer and Sr. Systems Engineer (Professional Freelancer). Routine work includes operation and management of Zabbix, VMware Workstation/ESXI, Linux & Windows Servers. Preferably, the aim is to work on projects/tasks related to Zabbix ⬤ Zabbix - details are as follows: ○ Zabbix Administrator & Systems Engineer (5+ Years). Routine work includes: • Engineering, troubleshooting, operation and management of Zabbix (Linux & Windows) ○ 𝐙𝐚𝐛𝐛𝐢𝐱 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧/𝐔𝐩𝐠𝐫𝐚𝐝𝐞/𝐓𝐫𝐨𝐮𝐛𝐥𝐞𝐬𝐡𝐨𝐨𝐭: • From 2.x to 5.x (any version & any OS distribution) ○...

I have over 9 years experience with Linux, network engineering & administration, system engineering & administration, Dev ops, virtualization. Mainly working on building tailor-made hardware/software combinations to accommodate customer requirements in any IT related area. * Custom automation scripts * Rapid Prototyping * Cloud storage (Nextcloud/ownCloud, I helped develop and maintain the official Nextcloud VM) * Virtual machines * Containers Docker/LXC * Linux servers * Raspberrypi's with custom build firmware * IOT Internet Of Things * Tweaking performance and security. * Custom network builds for "Home Lab" or corporate...

I'm here to help progress your project or business by not only offering my skills in technical solutions but also providing valuable experience to make sure you are prepared and adjusted for all scenarios. As an experienced full-stack engineer with 7+ years of experience, I can build the perfect, front-end and fast, well-structured, logical backend. I have developed social media applications, ecommerce applications, streaming applications, Medical, tourism applications, freelancer-type applications, E-learning Portals, Tour and Travelling portal, Strategy Game Application, CRM for hosting company, Personality tests, and much much more....

I am in IT about 10 years. I created sites and scripts in different domains. I've been doing php coding, designing database schema. I have skills in JAVA, reverse engineering, python, VueJS and machine learning. I can make work of any complexity from very ease to difficult projects in huge team. My clients if always satisfied by my work.

12+ years of professional experience, developing management applications for various industries and constraints. An extensive background in SaaS product offerings for vertical markets. With extensive work in the implementation of search systems (and performance tuning), process automation and API integrations. I provide fullstack web application development, architectural guidance, automation and project management oversight.

I set up set up Web-Hosting related services. Sefl hosted Apps, some are listed below: VPS setups. Debian, Ubuntu, CentOS, OpenBSD, FreeBSD. Docker. Nginx, Apache, SSL, WordPress. OpenVPN, WireGuard. NextCloud, Seafile. Hyper-V, XCP-ng, bhyve, VirtualBox, Esxi. ZFS, root on ZFS. Automated backups, rsync. Synology NAS. Hetzner, Oracle Cloud.

Greetings! I have Over 8 years of rich experience as a Senior Software Developer for multiple fortune 50 clients and have designed and developed on the various Backend, Frontend technologies and frameworks and worked in designing and implementing complex architectures on cloud platforms. ✔ Python ✔ Django, fastAPI,Flask, Django Rest Framework (DRF) ✔ AWS Python SDK (boto3) ✔ AWS services CloudFormation,  AWS Lambda and Step Functions, AWS API Gateway, AWS CloudWatch, AWS Code Pipeline ✔ AWS Networking – VPCs, Security Groups ✔ React ✔ Redux/Redux-Saga/Apollo ✔ Agile methodologies ✔ GraphQL/REST ✔ SASS/SCSS, Bootstap, Material-UI ✔...

Mastery of software architecture and software development cycles. In-depth knowledge of the Java / JEE platform and the development of web applications. Mastery of JEE, Java, SOAP & REST web services, JPA, AngularJS, HTML5, Javascript, CSS 3, Bootstrap, Angular, Spring Boot. Mastery of Docker , Docker Swarm , Microsevice architecture. Mastery of Java play framework. Mastery of framework Spring. Good knowledge of continuous integration implementation (Maven, Svn, Git, Jenkins, Gitlab-CI). Good knowledge of TOMCAT, JBOSS. Good knowledge of database management systems: MySQL, ORACLE, POSTGRESQL. Quick learning ability of new languages and...

Thank you for considering me and reading about me and my work. I have over 8 years of rich experiences in Software development My major skills are: ✅ Programming languages: Python(Advance), Java, Shell script ✅ Database Design: MySQL, Postgresql, SQL Server, SQLite, NoSQL ✅ System Automation: Scrapy, BeautifulSoup, Selenium ✅ Web Application Development: Django, Flask, RESTful API ✅ Project management Toolkits : Github, Gitlab, CI/CD I like building scalable and clean backend architecture. Rest be assured about quality work as reputation is most, prior concern for me Let's connect via chat and discuss the project in detail. Waiting to...

I'm capable and looking to fill the following roles: * Devops Engineering and Architecture * Full-stack or Backend Engineering * Technology Research and Consulting * Taking on managerial and officer roles and responsibilities. And anything related to the following topics: * Software Engineering * Business Process Management (BPM) * Machine Learning * Automation * Stock and Derivatives Trading * Security * Server Management and Architecture. I've been programming for a long time now, and I have done challenging work. These are some of the languages I have good experience with: C++, Python, C#, Java, C, PHP, nodejs, Bash/linux shell...

I am a Linux System Administrator, Experienced in Linux, Open Source Web Applications Development, and Open Source Technologies like Nginx, Apache, PHP-FPM, Passenger, MySQL, Vagrant. Also I've worked on Content Management Frameworks like Wordpress and Web Frameworks like Ruby on Rails, Django, and Laravel. I have a B.Sc in Computer Science, with a very good understanding of JavaScript, PHP, Ruby and Python Programming Languages.

You will partner with a seasoned IT professional who can design your solution from scratch, identify design flaws, propose comprehensive improvements, bring clarity to complex use cases, and help put your ideas into a solid and stable implementation. My clients appreciate the straightforwardness of the approaches I offer. Having more than two decades of hands-on experience working as a team lead, and a software architect I complete my clients' projects following the best software development practices. Let's get in touch and discuss your project.

Hello, My name is Tim "Wolf" Bishop and I am a WordPress and Divi expert. I have been working with WordPress since 2005, and the Divi theme since version 1.3 was released in January of 2014. I have also been in the hosting industry since 2008, and managed WordPress hosting since 2013. so I have deep knowledge and understanding of what it takes to make a WordPress website perform at its best. I frequently speak at WordCamps around the U.S. I love to teach about WordPress and how to get the most from this amazing platform. I have designed many WordPress websites over the years. In addition to my WordPress and Web skills, I am an...

Starting from 2019 I'm working as a team with my friends, so we can cover client expectations and meet deadlines in a more accurate way. We aren't an agency. Personally I’m a full time freelancer working in system administration and DevOps with over 11 years of experience in Linux (Unix) and Windows. I perform each project to the fullest of my capabilities and with the dedication that is expected from a professional as myself. In short I've great experience with: - OS deployment, configuration and troubleshooting: CentOS, Ubuntu, Debian, FreeBSD, Windows Server 2003 - 2019 - Hosting engines: WHM (cPanel), ISPmanager, Plesk, DirectAdmin,...

I automate deployment pipelines and build elastic scalable infrastructure. I also contribute application code, too. I've been a developer for 9 years. Experience in AWS, Docker, Terraform, PHP, JavaScript, Python, Linux, GCP, Kubernetes. I've worked in frameworks including Laravel, Symfony, Vue, React(Next.js), Node, Django. I AM CURRENTLY LOOKING TO HACK ON SOME REACT CODE RIGHT NOW IF THE CONCEPT IS DOPE, ESPECIALLY CHAT BOTS. Ask me about time and cost! I still do mostly devops engineering and I still do cloud architecture. I’m actually already gaining Google Cloud Platform experience in addition to AWS. I have no intention of abandoning...

Embedded Linux Software Developer with linux device driver, yocto BSP specialization and Zephyr RTOS As a Embedded Linux Software Developer and Linux enthusiast, - Specialized in embedded Linux Device Driver development, linux BSP support for various ARM chipsets and yocto customization - Involved in upstream linux driver development, porting of Linux kernel, device driver and uboot across multiple version (stable and mainline) - Good experience in board bring up activity for various custom board with multiple peripherals such as Wifi, Ethernet, Audio codec, Emmc, SPI, USB OTG and gadget configurations, Accelerometer sensor,...

Very enthusiastic, highly motivated freelancer dedicated to detail. Whether its visual design or backend logic, I make sure to implement concise code to produce effective results. I mostly enjoy programming in Python, designing websites from scratch with Django, and its accompanying RESTful API framework, Django REST. I create easily navigatable pages with HTML, and CSS. Designing fun and interactive web pages comes from my skillset with JavaScript, namely, React and jQuery. MySQL/Postgres holds everything together on the backend with an understanding of SQL (or even using SQLlite). Aside from Django and Python, I also create sites on...

✅ Top 5% of Upwork successful freelancers. ✅ Young cyber-security enthusiast driven by passion and curiosity. ✅ Web/mobile developer with 3 years of experience before pivoting to CyberSecurity. ✅ Expertise in various dev frameworks: Laravel, Spring boot, Flutter, react-native... ✅ Python web scraping and Data mining expert. ✅ Binary exploitation specialist STACK/HEAP/KERNEL exploits. ✅ Web/Mobile applications penetration tester. ✅ Trained to deliver professional reports including recommendations & remediations. ✅ CTF player. Note: I'm known as Aracna in cyber security competitions.

"Erdem is an AMAZING freelancer that I will be working with in the future. His communication and professionalism is exactly what we were looking for. If you are looking for great talent, you found it with Erdem!" ⭐️⭐️⭐️⭐️⭐️ "Erdem was always available for us and helped us very well in a critical situation (website down). We highly recommend this freelancer, and we will work with him again without any doubt." ⭐️⭐️⭐️⭐️⭐️ Working with Erdem has been a great experience. He is very professional with communication. All things we assigned were done with ease and before our deadlines. Thanks again!" ⭐️⭐️⭐️⭐️⭐️ "Erdem is an amazing freelancer and...

I have more then 5 years of experience in many fields like web, mobile, desktop, SharePoint development. Results and quality oriented, resourceful and problem-solving software engineer. High level of involvement in the advancement of the industry and adherence to best practice. I have experience working with government offices in Algeria, and successful enterprises, administrations, consulting. I spend my days with my hands in many different areas of web & mobile development from back end programming (PHP, C#, ASP.NET MVC, Kotlin) to front end engineering (HTML, CSS, and jQuery/Javascript, UI Design), Modeling, user experience and visual...

If you are looking for quality results and fast delivery or interested in a long term relationship, you are on the right page of Upwork. I guarantee quick, high quality results. I have excellent communication with customers and take pride in my product. I will never leave you unsatisfied. I wish to serve an employer who utilizes my potential as well as provide an opportunity to use my extensive skills and knowledge. I love challenging projects that require critical thinking and utilize my skills fully. I have over eight years of industrial experience, working as a php developer at Techleadz Solutions Pvt Limited. Additionally, I’ve lead a...

🏆 TOP RATED🏆 ✅ 5 Star Client Feedback With a wealth of experience in software engineering and a passion for innovation, I am a highly Skilled Full Stack Engineer, Azure Solution Architect and a Certified expert in Azure and Azure DevOps. I Specialize in .NET CORE, C#, ASP.NET CORE, EF CORE, Typescript/JavaScript, React, Angular, Node js and express js, MongoDB, Azure App service, Azure functions, Azure blob storage, Azure DevOps, Azure Cosmos Db, Azure Kubernetes Service, Docker, Kubernetes, Microservices, Micro front-ends and GitHub Actions. I am a quick learner and enjoy keeping my skills updated with new technologies and tools....