Hire the best Operating Systems developers & Programmers

Check out Operating Systems developers & Programmers with the skills you need for your next job.
  • $125 hourly
    I help food businesses use data to become more strategic, efficient, and profitable. For the past decade, I have been combining my data analysis skills and passion for sustainable food to help small, mission-driven organizations increase operational efficiency, grow profitability, improve the quality of their product, and expand their impact in the community. My skills include: - Business Strategy (Market Research, Business Planning, Sourcing & Procurement) - Business Analysis (Custom Dashboards, Cost & Sales Analysis, Financial Forecasting) - Menu Strategy (Menu Engineering, Food Costing, Pricing Strategy) - Operational Systems Development (Inventory Management, Supply Chain Forecasting, Prep Production) Organizations I work with include: - Restaurants - Food Trucks - Bakeries - Markets - Caterers - Small Farms - CPG Brands Programs I have worked with include: - Microsoft Excel - Accounting & Restaurant Software (Compeat, Quickbooks) - POS Systems (Micros, PCAmerica) - Cloud Storage (GoogleDrive, Dropbox, Box) See more at lianesullivan.com
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Competitive Analysis
    Business Analysis
    Food & Beverage
    Cost Analysis
    Pricing Strategy Consulting
    Strategy & Planning
    Business Plan
    Market Research
    Menu Design
    Retail Sales Management
    Financial Analysis
    Sourcing
    Microsoft Excel
    Data Analysis
  • $45 hourly
    We are your team of experts. Staats Solutions, a leading Virtual Operations Management Company, is the secret tool successful real estate professionals use to support their business across the US. Our dedicated team provides you with everything you need to set-up, maintain, and grow your real estate business. We take your ideas, challenges and goals to heart, and provide the best possible solutions to fit your current and future needs. Each client job is treated with an extreme attention to detail, whether its setting up systems, managing projects, or coordinating transactions. As owner of Staats Solutions, I have a variety of experience relating to real estate management, including over 10 years of experience as an operations manager for a Los Angeles brokerage. I have opened several successful businesses and franchises across the U.S. My team is comprised of talented professionals with a wide range of skills and experience. We love what we do, and we do it with passion. You name it and we can do it, lets make you successful and organized!
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Database Administration
    Database Management
    Intuit QuickBooks
    Business Operations
    Customer Service
    Social Media Management
  • $50 hourly
    I have a MSc and PhD degree in electrical engineering with a focus on microelectronics and photonics from TU Wien. My portfolio combines general knowledge about analog and digital circuits with experience in mainly C/C++ and Ruby programming, although I also have basic knowledge in Ruby on Rails, PHP as well as SQL and database design. Due to my background as a research assistant, I am firm with latex, gnuplot, data visualization and academic writing in general.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Embedded System
    Linux
    Ruby
    Data Visualization
    LaTeX
    Scientific Computation
    Scientific Research
    Arduino
    Ubuntu
    Unix
    C++
    C
  • $25 hourly
    Hi, my name is Zain, I'm a Computer scientist, I have been developing programs and making Unity Games for more than 5 years and have gained experience in a wide range of different programming languages and frameworks. With my excellence in a wide variety of skills, I am ready to provide my services in frameworks, languages, and engines like Java (Including JavaFX), Python, C++, SQL Database developer (Microsoft SQL Server, Microsoft Access PHP/MySQL, Oracle), Web Developer (HTML, CSS, JavaScript), Game Development on Unity Engine using C#.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Mobile App Testing
    Object-Oriented Programming
    Error Detection
    SQL
    C++/CLI
    Game Testing
    Data Structure
    Microsoft Access
    Microsoft Visual C++
    Linux
    C#
    C++
    C
  • $25 hourly
    I have rich experience in the field of C language C + + and python language based on Linux and window system and web development experience . 1. Proficient in algorithms and data structures in C/C++/python. 2. Highload servers, big data, STL, UNIX/Linux, C/C++/python 3. network programming (TCP, UDP sockets, WebSockets), have a clear understanding of multithreading, memory management, stack analysis. 4. Linux command line tools, Bash scripts 5. database programming (MySQL) 6 . Rich experience in server load optimization, network security, etc. 7. Network protocols parsing and implementation 8. Linux kernel modules 9 html/js/php ajax web develop experience Because we just joined this platform, we are not familiar with everything here. We'll show you our work. If you have any request, we will try our best to satisfy you. Looking forward to working with you. If you hire us, we will finish the project as soon as possible. If you are not satisfied, we will not charge you any fee.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    System Programming
    Desktop Application
    Linux
    TCP/IP
    CMake
    Multithreaded Programming
    C
    MySQL
    PHP
    Computer Network
    Kernel
    Microsoft Visual Studio
    C++
  • $200 hourly
    Hi, I'm Jeff and I am an experienced BSA/AML compliance consultant who most recently served as Chief Compliance Officer at bitFlyer USA, where I led the Legal, Regulatory Affairs, Compliance, and Risk departments. I've built multiple AML programs from the ground up, and have worked in almost every area of payments compliance for various cutting edge financial services including Google and Coinbase. I am currently available for short to medium term consulting work for money transmitters and/or money services businesses. If you are looking for a BSA compliance officer/MLRO/CCO, I can fill that role as well, please contact me for specific rates.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Regulatory Compliance
    Blockchain
    Regulatory Intelligence
    Bitcoin
    Cryptocurrency
    Compliance Consultation
    Finance & Accounting
    Compliance
    FinTech Consulting
    Anti-Money Laundering
    Internal Control
  • $99 hourly
    I am a professional freelancer with THIRD PARTY LIABILITY INSURANCE for over two and a half million dollars, so you are in safe hands. I am Microsoft Certified Trainer, Office 365, GCP, AWS, and Azure Expert. Honored as Microsoft Most Valuable Professional in Azure area. I cover architecting, security, administrating, and migration of all three major clouds – Azure, AWS, and GCP. Apart from the main area of Cloud expert in the field of infrastructure servers Windows Server 2003-2016, Microsoft Active Directory, Hyper-V Private Cloud, IIS, System Center, SQL. Private Cloud, System Center, Hyper-V, Open Stack Expert, and all Microsoft products Expert. Linux Server administrator. I am the holder of certificates: • pSeries AIX UNIX Support • First Certificate in English • PRINCE2 Practitioner • Microsoft Certified: Azure Administrator Associate • Microsoft® Certified Solutions Expert: Cloud Platform and Infrastructure • Microsoft® Certified Solutions Associate: Cloud Platform • Microsoft® Certified Solutions Expert: Productivity • Microsoft® Certified Solutions Expert: Data Management and Analytics • Microsoft® Certified Solutions Associate: Windows Server 2016 • Microsoft® Certified Solutions Associate: Windows 10 • Microsoft Specialist: Configuring Windows Devices • Microsoft Specialist: Architecting Microsoft Azure Solutions • Microsoft Certified Solutions Developer: Azure Solutions Architect • Microsoft Specialist: Developing Microsoft Azure Solutions • Microsoft® Certified Solutions Expert: Data Platform • Microsoft Specialist: Implementing Microsoft Azure Infrastructure Solutions • Microsoft® Certified Solutions Associate: Office 365 • Microsoft® Certified Solutions Expert: Private Cloud • Microsoft® Certified Solutions Expert: Messaging • Microsoft® Certified Solutions Associate: SQL Server 2012/2014 • Microsoft® Certified Solutions Associate: Windows Server 2012 • Microsoft® Certified Solutions Expert: Server Infrastructure • Microsoft® Certified IT Professional: Enterprise Administrator on Windows Server 2008 • Microsoft® Certified Solutions Associate: Windows Server 2008 • Microsoft® Certified Technology Specialist: Windows Server 2008 Applications • Microsoft® Certified Technology Specialist: Windows Server 2008 Network • Microsoft® Certified Technology Specialist: Windows Server 2008 Active Directory • Microsoft® Certified Technology Specialist: Microsoft Exchange Server 2010
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Database Administration
    Disaster Recovery
    Microsoft Exchange Server
    Microsoft Office 365
    Microsoft Azure SQL Database
    Linux System Administration
    Windows Server
    Alexa Skills Kit
    AWS Lambda
    Amazon ECS
    Azure App Service
    Microsoft Azure
  • $98 hourly
    Looking for challenging new projects which can effectively use my talents and creativity, to generate cost effective software solutions. I'm a world class C programmer (primarily on Unix/Linux) and I'm used to making "impossible" tasks "possible". I have a great deal of expertise in: * real time embedded systems * cross compilation/software construction * source control * network programming * system administration * kernel level programming/device drivers * image processing * performance and metrics
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Image Processing
    C
    Apache Subversion
    Agile Software Development
    Embedded Linux
    Linux System Administration
    Driver Development
    FreeBSD
    Git
    Assembly Language
    TCP/IP
    Version Control
    Object-Oriented Design
    Unix System Administration
    DHCP
  • $30 hourly
    I am a top-notch developer having more than 6 years of experience in mobile app development, software testing and quality assurance. YOUR SATISFACTION IS MY BEST WISH My Skills: - C /C++ - Core JAVA - Kotlin - Swift - Flutter - BLE integration - JSP, Servlet, Filters, Struts, Spring - Spring boot - Database - SQL Server, My SQL - NDK, OPENSSL - XMPP - Google Map Service, Geolocation, GPS, Google Map clustering , GPS tracking - Social sharing: Facebook, Twitter, Instagram, Google+ - Photo, Video manipulation (GPUImage, OpenCV) - iOS SDK, Cocoa-Touch, X-code - Apple Push Notification, API implementation, BLE bassed apps, GPS, Google Map, Location Tracking - Mobile Ads: iAds / AdMob / Flurry My qualities include: ● Good communication skills & happy to give you regular updates via upwork,email, Skyp etc ● Good quality , clean and robust code. ● On time delivery ● Top Rated Plus on Upwork ● Client's 5 star feedback My business objective is to help my clients to build their Mobile application as quickly as possible without neglecting critical security, performance and usability issues. I aim to form a long-term working relationship. Thank you .
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Bluetooth LE
    Core Java
    Android App
    Spring Boot
    Android App Development
    Kotlin
    Java
    Flutter
    Mobile App Development
    Swift
    iOS Development
    React Native
  • $150 hourly
    Hello there! 👋 I'm Shannon, the founder of SMV Virtual Consulting. 🎓 I'm a Certified Consultant and Expert specializing in ClickUp, Airtable, and SmartSuite. Over the last 5 years, I've helped hundreds of businesses streamline their operations using these work and project management tools. Here's a bit more on my experience: 🖱️ ClickUp: As a Verified ClickUp Consultant, I specialize in ClickUp implementation and consulting services. I've worked with clients in industries such as construction, digital marketing, bookkeeping, coaching, interior design, real estate, and consulting. My expertise includes ClickUp implementations, integrations, automation, and training to help you make the most of this powerful project management tool.. 🌬️ Airtable: I am a Certified Airtable Partner woth a solid background building complex custom solutions for clients that include formuas and rollups, dashboards, interfaces, automations, and integrations with other tools. 🧠 SmartSuite: As a Certified Partner Consultant of SmartSuite, I offer expert consulting, training, and implementation services to optimize your project management processes. I'm well versed in all things relates to SmartSuite and I've also cohosted webinars with the SmareSuite team. In addition to these tools, I'm also certified with Asana, Zapier, and Monday. Other software experience includes: no-code portals tools like Softr.io and Stacker, business management systems like Dubsado, Honeybook, and Plutio, and popular software such as Microsoft Office, Google Suites, and Adobe Suites. We have experience with CRM systems like Microsoft CRM, Pipedrive, and Hubspot, integration tools like Zapier and Make.com. Our company also provides operation support and management services , including experienced Project Managers, Virtual Assistants, and Operations Managers. 📞 Schedule a free 30-minute Discovery Call with me
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    No-Code Development
    Zapier
    Automation
    Airtable
    ClickUp
    Task Automation
    Task Coordination
    Virtual Assistance
    Business Operations
    Business Consulting
    System Automation
    Project Management Support
    Process Improvement
    Automated Workflow
  • $20 hourly
    A computer vision expert here with quite a bit of experience in app development using python. I will create responsive and efficient apps/scripts for you in python, totally custom-built, with everything you want at the most affordable rates and shortest time. I am a python developer. Currently, I'm offering desktop app development as well as web scraping scripts. I've completed projects like feature detection (Eyes detection, dogs detection, etc), face recognition-based projects, and web scraping projects like Instagram bots, Twitter bots, and bots to fetch data from different websites. Feel free to message me always willing to help. Available for contract work.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Python-Requests
    Python Scikit-Learn
    Python Script
    Python
    PyQt
    Computer Vision
    OpenCV
    Standalone Application
    Multithreaded Programming
    Application Installer
    .NET Framework
    Windows Forms
    MySQL
  • $60 hourly
    ** I am what I am because of what we all are. ** I am a self-motivated, hard-working, and open-source contributor. My GitHub handle is *amsurana* Mobile experience [since 2009] * Worked on Qualcomm, Mediatek, Amlogic, Rockchip based devices. * Porting and Writing Device Drivers * Customizing Android Kernel * Android Automotive OS Expert - Projects and Consulting. Ported Automotive OS to RPI. * Android Firmware development for all kind of Devices [PCBA, Phones, Tablet, TV, Accessories] * Android SDK/NDK * Android Wearable * Custom ROM - I have deep experience in customizing Android and modifying the entire OS experience as per the requirements. Some of the customizations I have done - changing boot animations, modifying shutdown screen, removing bloatware, developing system-level apps, making a tablet a Kiosk (without permissions), Bluetooth stack modification, Carrier config updates, and many more. * Secure OS - Make your Android ultra-secure. * OTA for A/B Seamless or Non-AB devices * Secure Android OS using AVB Tool * MDM, EMM, Mobile Device Management - If you plan to use MDM or develop your MDM, do reach out to me. I have experience in Airwatch, SOTI, ScaleFusion, Gears42, and FieldX. Special Skills: Z-wave, Zigbee, IoT, Amazon Alexa, Google Home Assistant, Smarthome, IFTTT Keywords - Android, Web, Social Media Integration, Java, J2EE, Bluetooth, BlueZ, DBus, AOSP, Custom ROM, Docker, Play Framework, Linux, AWS, EC2, MongoDB, Eclipse, Cyanogen mod, LineageOS Android TV, Android OS, Custom ROM, Tizen, LinegaeOS, RaspberryPi, OrangePi, Khadas VIM, HiKey, Amlogic, Rockchip, Airwatch, SOTI, MDM, EMM, Pentest, Penetration Testing, Qualcomm, Mediatek
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Raspberry Pi
    Mobile App Development
    Android SDK
    Embedded System
    Internet of Things
    Firmware Programming
    Kotlin
    Firmware
    Mobile Device Management
    Android NDK
    Android App Development
    Android
    Java
    AOSP
  • $29 hourly
    Passionate about Cloud, I am a well versed Cloud Architect with multiple certifications and I want to help you and your team make your cloud environment the best it can be. Server Deployment & Config, VPC creation & Config, Serverless Architecture, DNS, Databases, Microservices, Security Implementation, Mutli-AZ, Auditing, Cost Savings and more, if you have a need in Cloud, I can help you. Chat to me more if you are interested or want to discuss possibilities, I would love to answer your questions and help you move your company, app or system to Cloud or improve your Cloud environment.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Python
    JavaScript
    HTML5
    CSS
    Cloud Security
    Cloud Management
    Cloud Implementation
    Cloud Architecture
    Cloud Computing
  • $30 hourly
    🏆 TOP RATED🏆 ㅤㅤ✅ 4+ years expertise in Python ㅤㅤ✅ 300+ websites scraped succesfully ㅤㅤ✅ 40+ automation scripts developed ㅤㅤ✅ 50+ APIs used, proven expertise in API integrations ㅤㅤ✅ Proven expertise in Web Scraping and Automation development ㅤㅤ✅ Experience with large websites (Amazon, Walmart, Zillow, Ebay, Chewy) ㅤㅤ✅ Experience with proxy, vpn ㅤㅤ✅ Long-term project support 🟢𝙒𝙃𝘼𝙏 𝙄 𝘾𝘼𝙉 𝘿𝙊 𝙁𝙊𝙍 𝙔𝙊𝙐: 🔸 Complex Web Scraping & Data Extraction 🔸 Scrape websites regularly with automated scripts 🔸 Monitor websites, products and appointments regularly with automated scripts 🔸 Process scraped data 🔸 Provide long-term project support & maintenance 🔸 Bulk file downloads (Like downloading thousands of images, pdfs, csvs) 🟢𝙔𝙊𝙐 𝙉𝙀𝙀𝘿 𝙈𝙀, 𝙄𝙁: 🔸 you have a large web scraping project (50+ websites, marketplaces) 🔸 you want to use or integrate an API 🔸 you need to automate some processes 🔸 you need to support a legacy web scraping project 🔸 you have complex data that needs restructuring/cleanup 🔸 you need long-term support of data feeds 🔸 web scraping and manual processes that can be automated became a headache and you need someone reliable to forget about it 🟢𝙔𝙊𝙐𝙍 𝘽𝙀𝙉𝙀𝙁𝙄𝙏𝙎 𝙊𝙁 𝙒𝙊𝙍𝙆𝙄𝙉𝙂 𝙒𝙄𝙏𝙃 𝙈𝙀: 🔸 Open communication and short response time 🔸 I’ve worked on hundreds of web scraping projects 🔸 You'll have the best result 🔸 Relevant project-related suggestions 🕷️𝗠𝗬 𝗪𝗘𝗕 𝗦𝗖𝗥𝗔𝗣𝗜𝗡𝗚 𝗧𝗘𝗖𝗛-𝗦𝗧𝗔𝗖𝗞🕷️ Python, Scrapy, Playwright, Requests, Selenium, BeautifulSoup, Pandas 🗄️𝗗𝗔𝗧𝗔𝗕𝗔𝗦𝗘𝗦 𝗜 𝗨𝗦𝗘🗄️ PostgreSQL, MySQL, SQLite, Firebase, MongoDB, DynamoDB, Google Sheets
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Web Scraping
    Web Crawling
    Object-Oriented Programming
    NumPy
    Python Pandas
    Data Scraping
    Data Mining
    Beautiful Soup
    Java
    Selenium
    Algorithms
    C
    C#
    Python
    C++
  • $45 hourly
    🏆 Top 3% on Upwork. ✅ Fluent English. ✅ Swift response and communications. Interested in building strong communication between your company and customers? Want to grow your idea while having clean, effective, and enjoyable design? Contact me to discuss your project. I am an experienced product designer, and I lead a team of excellent UX designers and development professionals. I am proud of being a part of BN Digital, a team of creators, software engineers, and strategists. We worked with dozens of the world’s largest brands and partnered with hundreds of innovative startups, helping them grow and succeed by unleashing the power of design and technology. What people say about me and my team: 🌟 "Olga is an incredibly talented and easy to work with." 🌟 "Olga and her firm were incredibly useful in getting our app project off the ground. Our design has been getting high marks from beta testers." 🌟 "Great designer! Excellent job! Everything was perfect. " What does this mean for you? 🔥In our team you get a real partner who has your best interests at heart, we will not let you back the wrong horse; 🔥You get access to top-notch expertise in product development, in-depth knowledge of fintech & proptech domains, and cross-industry insights; 🔥You get a reliable partner and a good company of people who care about your business. What are the main things I can help you with: 🔮Understand how your idea could be brought to life via business analysis, human-centered design, and concept creation; 🔮Save time and money via rapid prototyping, creating wireframes, personas based on HCD and jobs-to-be-done framework; 🔮Test your idea before development via interactive prototypes for web and mobile; Tools that we use: 🧑‍💻 UX / UI Design: Sketch, Figma, Adobe XD, Invision Studio 🧑‍💻 Prototyping: Figma, Invision, Axure RP 🧑‍💻 Illustrations & Animations: Adobe Illustrator, Adobe After Effects, Sketch, Figma 🧑‍💻 Delivery: Zeplin, Avocode, Adobe Assets, InVision Inspect Whether you are a new startup or an established enterprise, our team is here to help. Get in contact and I provide an assessment of what your project needs to be successful. ——— Keywords that you can use to find me: User Interface, User Experience, Design Thinking, Interaction Design, Custom Software, Software development, web development, ios development, Android development, Designer, UI, UX, Web-design, Mobile Design, Design Expert, Design Gugu, App Design, Application design, platform design, App development, Application development, platform development, Graphic Design, Visual Design, Creative, Material Design, Guidelines, Android, iOS, Desktop, iPhone, Application, Usability, Website, Responsive, Adaptive, Website Prototyping, Wireframe, Solutions, Long term, Effective, Productive, Experienced, Job, SAAS, Hire, Team Leader, Testing, A/B Testing, Sketch, Design Thinking, Management, Art Director, Head of Design, Search, Digital, Redesign, Developing, Creation, Page, Corporate, IT, Tech, Technology, Hubspot, CRM, CMS.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Digital Mapping
    Digital Design
    GIS
    Web UI
    UX & UI
    Front-End Development
    Animation
    Product Design
    Figma
    Adobe XD
    Mobile App Design
    Sketch
    UI/UX Prototyping
  • $25 hourly
    I love designing, creating, inspiring, and building. By combining my professional experience of 12 years with the ability to analyze, design and implement a wide range of advanced electronic systems (embedded and/or standalone) for both hardware and software, I have the energy and wisdom to design products for today’s technical challenges. I have gain expertise in the following fields with the passage of time. ========== Hardware Department ========== - Embedded Programming and Hardware Designing - Embedded Linux and C++ - PCB/Layout Designing - Schematic/Circuit Designing - ARM-Based Controllers and DSP, FPGA - Worked on Arduino, Xbee, Raspberry Pi, Udoo Boards, Orange Pi Development. - Worked on Bluetooth, WiFi, and other RF Frequency Protocols. - Layout Software: Altium Designer, Eagle CAD, KiCAD, Proteus, etc. - Worked on MEMS / IMU Sensors. - GPS/GNSS Tracking. UMTS/GSM/LTE Designing. - RFID and Fingerprint Circuit Designing. - Designing Controller Boards (Texas Instrument, ST, Microchip, Atmel, etc ). - PCB Wiring. - 3D Step Model. - Layout Designing. ========== Software Department ========== - Android App Development - Windows App Development - iOS Development. - Wordpress ( Wordpress Plug-in Development + Theme Customization) - Kotlin - Java - C# and C++ - Custom Content Management System - E-Commerce ( Magento , Opencart , Woo-Commerce , Yii) - API Integration - Web Scrapping Looking forward to your positive response. Your idea and my technical expertise, we both can create a positive mark in tomorrow's future. Tags: Electrical Engineer, Electrical Engineering, Electronics, Hardware, Firmware, PCB, PCB layout, Board Layout, Schematics, Altium Designer, IoT, Internet of Things, Power Electronics, Bluetooth, BLE, TI, Texas Instruments, FPGA, SoC, VHDL, Verilog, Xilinx, Altera, VHDL, C, C++, MCU, RTOS, Microcontroller, prototype, validation, Enclosures, BMS, SolidWorks, Android, iOS, Java, Swift, Mobile Apps, Database, React, AWS, Python, ESP32, Arduino, PLATFORMIO, PIC, NXP, Texas Instrument, Nordic, DIALOG, STM32, LCD, Raspberry Pi, Robotics, Oil and Gas Automation, RF, XBEE, Wi-Fi, BLE, Production, Prototyping, LoRa WAN, Manufacturing, Assembly, Motor Driver, Prototype, Wireless Module, Controllers, PLC, CREO, Industrial Designer, EASY EDA, KiCAD. Warm Regards, Huzaifa Ali
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    PCB Design
    Multilayer PCB
    Electronic Design
    Electronic Circuit Design
    Internet of Things Solutions Design
    Digital Electronics
    React Native
    Circuit Design
    Altium Designer
    Arduino Firmware
    Raspberry Pi Firmware
    STM32
    ESP32
    Embedded System
    Microcontroller Programming
  • $15 hourly
    - 9+ years experience on Linux/QNX/FreeRTOS embedded C/C++, Linux Kernel development, Device Drivers, Firmware development for ARM cores, ESP32, STM32, Arduino, NXP - Strong C/C++, Link Listed, Stack/Queue development, C++/Python OOP, Python scripting(Regex parsing) - 6+ years experience on the Robot Operating System (ROS) and fastRTPS on devices: Camera Leopard USB3.0, LiDAR, RPLIDAR-A2 (rplidar A2), RPLIDAR-A3 (rplidar A3). - Proficient on debug and troubleshooting (JLink debugger, GDB, GDB server, pdb, ...) - Proficient on hardware architecture and Software development progress - Experience on Linux kernel: Develop new drivers, integration, cross compile, build, deploy - Proficient on MCU: ARM core, ESP32, STM32, Arduino, X86_64. My responsibilities : Full-stack software developer( Device drivers/Firmware development, Web server(C++, PHP, JSON), UI front-end(JS, AJAX, JQUERY, JSON) ). Language programming: Strong C/C++, Python, PHP(Server Back-end), NodeJS, JavaScript(Front-end UI), C#, Verilog/VHDL. Technical skills: Real Time OS, Device Drivers/Firmware development, Embedded system, IoT, Automotive, FastRTPS, ROS deployment, ROS apps, Google Protocol Buffer, JSON, OOP, Autonomous self-driving cars, Makefile, CMake, Bazel. Environment development: Linux, QNX, window. English skill: Fluent writing, reading and listening .
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Ubuntu
    Robot Operating System
    Robotics
    Arch Linux
    Xen Project Hypervisor
    Firmware Programming
    Linux
    C
    Embedded Linux
    C++
    Embedded System
    Python
  • $40 hourly
    Experience in C/C++ Application: - 7+ years developing Desktop Applications/Embedded Software on Linux distributions. - Proficient in C/C++/Qt, problem solving skill, logical thinking. - Experience in Blockchain development. - Experience in Software Update. - Experience in developing IP camera and streaming solutions on Linux platform. - Experience in developing IoT for watch-over system on uT-Kernel platform. - Experience in developing Back End sever. - Experience with code refactoring techniques. - Experience with some security techniques. Experience in embedded domain: - 3+ years experiences on embedded systems(Bare-metal/RTOS) with ARM controllers from NXP like S32k, Nxp Kinetis M0/M4 microcontroller. - Experiences with different peripherals like DMA, SPI, I2C, GPIO, Clock, PWM, Input Capture,.. - Experiences with high-optimized code development for security ciphers on S32k, NXP Kinestis M0/M4. - Experiences with development of Autosar MCAL modules. - Experiences with development of bus like CAN, LIN, Flexray, Ethernet. Quickly adapt with new technology.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Blockchain
    Ubuntu
    Golang
    Embedded C
    Java
    Embedded System
    Qt Framework
    C
    C++
    Linux
  • $35 hourly
    I am very passionate in everything that I do and it clearly translates on my performance. I have extensive experience in customer service and technical support both verbal and written for 8 years now. I treat every assigned task as my own to learn new experiences and consider it as my stepping stone to achieve my goals while helping other along the way. I am very good in multi tasking and time is of utmost importance to me that is why I meet deadlines accordingly. I have proven 8 years experience as a help desk technician or other customer support role. Tech savvy with working knowledge of MS Office 365, Azure and Active Directory, VMs, O365 Administration, Servers(file server, SQL, backup, Remote desktop and domain controller), VPN, RDP, RDS, Citrix sharefile, Dropbox, Cisco VPN, Barracuda, setting up workstations, managing profiles and accounts and licenses and many more. I have Good understanding of computer systems, mobile devices and other tech products. I can diagnose and resolve basic to complicated technical issues. I have excellent communication skills and I am customer-oriented and cool-tempered. I have a good knowledge in using Solarwinds RMM, Bomgar and Teamviewer. I'm very familiar with Datto RMM, PassPortal and Autotask as it is the one that we are using in my previous MSP company. I'm able to take a new work immediately and looking forward to speak with your needs!
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Windows Server
    OKTA
    Helpdesk
    Microsoft Azure
    Microsoft Active Directory
    Microsoft Outlook
    Customer Support
    Microsoft Hyper-V Server
    System Administration
    Google Cloud Platform
    Technical Support
    Microsoft Windows
  • $18 hourly
    Experienced full-stack developer 👨‍💻 with 5+ years of building robust web apps in React, Node.js, and TypeScript. 💪 Skilled in complex backend development, APIs, databases, authentication, and security. 🏆 Developed web platforms like: - DMCH Hospital Ticketing System - Cut page load times by 50% - Recipe Machine Learning Model - Predict recipes from photos - Social Media Browser Extension - 10K+ users in the first month - Hospital automation Web App - handling thousands of patients every day. 👨‍🎓 Ranked top developer nationally and internationally in multiple code competitions. 🤝 Strong communication and collaboration, delivering quality solutions on time. I specialize in translating requirements into efficient, reusable code optimized for performance, scalability, and security. Hire me to create your perfect custom web solution from start to finish, leveraging my expertise in: 1. Building backends, APIs, and integrations 2. Complex database modeling and architecture 3. Implementing robust authentication and permissions 4. Crafting intuitive UIs and seamless user experiences Let's discuss your project needs. I'm ready to deliver an exceptional full-stack web product that exceeds expectations.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Blog Content
    RESTful API
    Software Architecture & Design
    ExpressJS
    Node.js
    Data Structure
    C++
    Scripting
    Database
    Python
    NodeJS Framework
    TypeScript
  • $20 hourly
    One task at a time. That's my motto. Computer Security is my profession, and Writing & Reading are my passions. I am an Information Security Specialist with more than two years of professional experience, a Researcher for multiple research projects with different professors, and a Writer. Currently, I am serving as an Incharge, Data Source Unit at the National Assembly Secretariat in Pakistan, and I also hold the position of Editor-in-Chief at Capital Writer. With a strong background in computer security and a passion for writing and reading, I bring a unique combination of technical expertise and creative flair to my work. My research experience spans a wide range of domains, including cryptography, blockchain, cryptocurrency, protocols, algorithms, internet of things (IoT), internet of vehicles (IoV), digital forensics, artificial intelligence (AI), distributed ledger technology (DLT), electronic health records (EHR), and more. I have also worked on VMWare server configuration and development of web applications. As a writer, I have published 36 articles for various platforms, including Medium (6 articles), Capital Writer (23 articles), and ITMO blogs (7 articles). I have generated over 250K views for ITMO blogs only, to guide international students about traveling, events, and university social life. My writing skills, creativity, and imagination enable me to deliver engaging and informative content to diverse audiences. Research Papers: - My research paper titled "Comparative Analysis of Cryptographic Algorithms in Context of Communication: A Systematic Review" has been published in an international journal in July 2022. - I am also serving as a peer reviewer for two international journals including the International Journal of Communication Systems, and The Computer Journal by Oxford University Press. Technical Skills: (i) Information Security, (ii) Cryptography (iii) Digital Forensics, (iv) Network Security, (v) Linux, (vi) Vulnerability Assessment, (vii) Cyber Threat Intelligence, (viii) Blockchain, (ix) Technical Writing, (x) Content Writing, (xi) Research Papers, (xii) Microsoft Access, (xiii) Cryptocurrency, (xiv) Algorithm Development, (xv) Company Research Content Writing Skills: - Strong writing skills - Creativity and imagination - Excellent research and analytical skills - Knowledge of SEO and content optimization, including On-Page SEO - Familiarity with different types of content (blog posts, articles, social media posts, whitepapers, etc.) - Excellent editing and proofreading skills I have also completed various technical courses and obtained certificates in Autopsy Basic and Hands-on, Expert Malware Analysis and Reverse Engineering, Enterprise System Management and Security, Usable Security, and Technical Support Fundamentals. Moreover, I have completed several content writing courses and obtained certificates in The Strategy of Content Marketing, Creative Writing, The Craft of Plot, Memoir and Personal Essay, and Grammar and Punctuation. My hard work and dedication have earned me numerous scholarships, including the LiFT Scholarship for Linux Networking and Administration and the Cloud Foundry for Developers course. I also won the Open Doors Scholarship competition in the field of Computer Science, allowing me to pursue a Master's degree in any university in Russia. In addition, I won the Best Public Speaker award in an ITMO Talk competition and the Best Non-Fiction Book Reviewer award in a competition organized by the British Book Center in Saint Petersburg. The bid is not important, but commitment is of paramount importance to me. Let's make a deal and be a long-term partner!
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Linux
    Research Papers
    Cryptocurrency
    Cyber Threat Intelligence
    Cryptography
    Company Research
    Microsoft Access
    Algorithm Development
    Blockchain
    Content Writing
    Technical Writing
    Network Security
    Vulnerability Assessment
    Digital Forensics
    Information Security
  • $30 hourly
    I have around 6 years of programming experience. I am good at C, C++, C#, .NET, JAVA, Java Spring Boot, Python, Pytorch, TensorFlow, HTML, JavaScript, Node.js, Vue.js, SQL (MySql, PostgreSQL, Oracle), NoSql, and so on. I mostly prefer to do backend programming. I love programming and solving new tasks.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Spring Boot
    Data Scraping
    Database
    Database Administration
    Machine Learning
    Microsoft Visual C++
    Microsoft Visual Studio
    Java
    JavaScript
    C#
    C++
    Python
    C
    Node.js
  • $95 hourly
    Aussie 15+ Years Professional GNU/Linux Sysadmin, Expert. Published Security Researcher, Penetration Testing. ISO 27001:2022 Expert. Very active on GitHub, Twitter, HackerOne & BugCrowd. PRO: Shell, Python, JS, PHP, C, C++, x86, arm, mips, xtensa/esp32. 1,000s of teams use my projects, in their projects. You can send me product hardware as part of firmware/hardware projects. High level communicator; My native language is English. I love complex, novel tasks, that require problem-solving. My day work involves conducting static code analysis, binary analysis, web application security research, and presenting at conferences. I am able to work extremely fast. What might take someone 4 hours, takes me 15 minutes. In my spare time, I ride motorcycles, and break hardware open and report vulnerabilities to major manufacturers, usually for money (bug bounty). Maintaining multiple massive Open Source Projects on GitHub: Trending software, 30,000+ GitHub Stars, 500,000 Downloads, 1,000+ forks - 3,000+ Comment Karma on reddit. I publish code, exploits, and research which are assigned Common Vulnerabilities and Exposures (CVEs). Used by Enterprise & Governments all around the world to validate their security posture. I graduated from the University of Melbourne. Very experienced in all of RHEL/CentOS/Fedora, Ubuntu/Debian, Arch/Majaro, Raspberry Pi/Odroid/Armbian, FreeRTOS/nuttX, CI/CD, Automation, DevOps, Git, Docker, etc. I have over a decade of experience specifically in writing & securing Web Applications, providing advisory & consulting Cyber Security services, hardware reverse engineering (as a service), code decompiling/deobfuscation, intrusion detection, and knowledgable about techniques used by threat actors, e.g. malvertising, ad cloaking. Extremely good at sophisticated automation, reversing cloaked ads, proofs of concept and creating code that can perform human tasks. - MaxMind, DB-IP GeoIP, DNS/Bind9 Servers, residential proxies, OpenVPN, WireGuard, VestaCP, CPanel, Git, Docker, DevOps: CI/CD pipelines, VPN Kill-Switches, automated proxy switching, Selenium, Puppeteer, Chromedriver & Geckodriver - Distil, Akamai, PerimeterX, Cloudflare, Captchas (protection & solving). - nginx, apache, httpd, iptables, ufw, fail2ban - Penetration testing: thousands of (ethical) hackers around the world follow my work - ISO 27001, ISO 21434 pre-auditing, and reporting. - Bullet-proof offshore hosting & domains and investigations - Google Cloud, Microsoft Azure, AWS, Digital Ocean, Vultr, OVH, Rackspace, Heroku - Twilio, TwiML, SIP, SMS, GSM, Asterisk, VoIP, FreePBX, iSymphony, Phone Systems & Virtualized Call Centers, Call Recording - Google Cloud, Microsoft Azure, AWS, Digital Ocean, Vultr, OVH, Rackspace, Heroku - Jailbreaking, Android, iPhones, mobile forensics & data retrieval - iOS App inspection, CI/CD pipeline (fastlane, automated build & automated release) - Azure, AWS, Office365. - High knowledge on Pop-Up Ads, Pop-Unders, Honey-Pots, PPV, Tracking, Voluum, TDS, Keitaro, BossTDS, Ads - Captive Portals: OpenWRT, Splash Pages, nodogsplash, coova chilli, wifidog, etc. - Website takedowns, search engine removal, DMCA and "Right to Be Forgotten" requests. I love working on new challenging projects and surprising my clients with unique & creative solutions. Always thinking outside the box and my experience in research, development, and solutions reflect this. Proudly a top-rated freelancer on Upwork (100% Success) for this reason. As a professional in telecommunications, I am very good at communicating with people about technical solutions because my day-to-day job previously was Cloud-Based Contract Sales for Telstra, which is the biggest telecom company in Australia; Technical Solutions and B2B sales in Data, Voice & Fiber. I'm a Linux expert and can write amazing code, applications, and scripts, in many different languages. My favourite languages are C, C++, Python and shell (BASH/POSIX). I am also very good at PHP, JavaScript and other interpretted languages. I am a master of Docker. Can create all types of interfaces, ncurses, GUI's, GTK, QT. I can create SAAS-grade internal-use scrapers & browser automation: cURL, Selenium (chromedriver/geckodriver), auto-scaling, auto-deploy. I've written the backend for various high-traffic and high-value services. Great at solving problems - being able to see solutions that are outside the box and use creative techniques to manipulate data or market analysis through big-data scraping. Hope to work with you and your business.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Scripting
    Information Security
    Malware Removal
    Malware
    Web Scraper
    Security Testing
    Penetration Testing
    WooCommerce
    System Administration
    Bot Development
    Automation
    Bash
    Cybersecurity Management
    Linux
    Ethical Hacking
  • $15 hourly
    A graduate of Bachelor of Science in Business Management with extensive experience in Operations Management, General Accounting and Administrative Assistance for diverse and small companies locally and internationally. I have a passion of helping entrepreneurs sustain and grow their business to the highest level of efficiency and productivity. As an Expert Operations Manager, I provide Management and Consultation Services that include, but not limited to: • Strategy Formulation and Business Development • Sales Generation and Marketing Programs • Customer Service and Feedback Management System • Operating Systems and Process Quality Assurance • Recruitment Selection and People Development As an Experienced Business Administrator, I provide General Accounting and Administrative Services that include, but not limited to: • Financial Statement Preparation and Data Analysis • Sales Forecasting and Income Budgeting • Inventory Stock Audit and Variance Analysis • Project Management and Task Coordination • Social Media Management and Content Creation To help business owners deliver better sales and profit results, my consultation and administrative services come with the following supported applications: • Business Reports (Microsoft Excel, Word, Powerpoint, Outlook, Teams, Office 365, One Note, Sharepoint) • Data Management (Google Workspace, Gmail, Spreadsheet, Docs, Drive, Calendar, Hangouts, Meet, Classroom) • Project Management (Asana, Wrike, Click Up, Monday.com) • Website Creation (Wordpress, Wix) • Accounting System (Quickbooks Online, Xero Advisor, Xero Payroll) • Content Editing (Canva, Hootsuite) • Monitoring System (Calendly, Zoho, Tutor Bird, Xodo Sign, Stripo Email, Adobe Acrobat, Power BI, Indeed) • Recording Platforms (Zoom, Vocaroo, Loom, Awesome Screenshot) • Communication Channels (Messenger, Viber, Slack, WhatsApp, Telegram, Skype) The outcome of every business that I handled really matters as I committed to extend quality service and great collaboration with its stakeholders.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Bookkeeping
    Staff Recruitment & Management
    Customer Service
    Social Media Management
    Data Entry
    Inventory Management
    Personal Administration
    Virtual Assistance
    Accounting Basics
    Content Editing
    Google Workspace
    Financial Analysis
  • $40 hourly
    I’m a Top-Rated Freelancer specialized in software development for Real Time Embedded Systems. I’m focused on delivering high-quality and cost-efficient solutions on time. Microcontrollers • ESP32 | ESP8266 • STM32F4 | STM32WL • TMS570 | TM4C123 | MSP430 • PIC16 | PIC18 | PIC24 | PIC32 • Arduino Uno | Mega | Nano • Raspberry Pi Technologies • AWS IoT Core, DynamoDB, EC2, Route53, ELB • Home Automation & Control • Biomedical Solutions • Web Server design • FreeRTOS, Linux and VxWorks • BSP Development Communication Protocols • MQTT • SPI | I2C | UART | CAN • WiFi | BLE | LoRa | LoRaWAN • TCP-IP | UDP-IP
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Driver Development
    AWS IoT Core
    FreeRTOS
    WiFi
    Embedded System
    Microcontroller Programming
    Firmware Programming
    Firmware
    STM32
    Internet of Things
    ESP32
    Real-Time Operating System
    C++
    C
    Embedded C
  • $30 hourly
    - Expert Python developer certified by Upwork after conducting rigorous assessments (scroll down to view certificate). - Expert C/C++ developer with 3+ years of experience. - Expert in Data Structures and Algorithms. Secured All India Rank 1 (world rank 78) in Google Codejam Round 1B 2022 competition. - Have lots of experience with data scraping and automation tools. I use Python with selenium, scrapy, htmI-request, BeautifulSoup, etc. I assure you a timely and quality work, and will give back a full refund if my work doesn't seem satisfactory.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    Node.js
    Algorithm Development
    Django
    Bash
    Database
    API Development
    Flask
    Data Structure
    MongoDB
    JavaScript
    C++
    PostgreSQL
    C
    Python
    Desktop Application
  • $20 hourly
    I am an intermediate full stack developer with a heart for writing code. I have experience working with the following tools and technologies: . Core Java language. . Spring Boot . JavaScript . TypeScript . JavaFX framework. . MySQL . HTML . Certifications and experience in - Object-Oriented design, - Design Patterns - Software Architecture - Service Oriented Architecture I have Bachelor's Degree in Computer Science. As such I am knowledgeable about Computer Science topics including but not limited to: . Algorithms . Networking . Databases . Project management I believe in delivering satisfactory work to my clients in the shortest possible time. I have good communication skills and can speak English fluently.
    vsuc_fltilesrefresh_TrophyIcon Operating Systems Development
    .NET Core
    Azure DevOps
    Spring Boot
    Object-Oriented Programming
    Microsoft Azure
    JavaFX
    Core Java
    Unified Modeling Language
    Java
    C#
    JavaScript
    SQL
    Spring Framework
    Teaching Programming
  • Want to browse more freelancers?
    Sign up

How it works

 

1. Post a job (it’s free)

Tell us what you need. Provide as many details as possible, but don’t worry about getting it perfect.

2. Talent comes to you

Get qualified proposals within 24 hours, and meet the candidates you’re excited about. Hire as soon as you’re ready.

3. Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

4. Payment simplified

Receive invoices and make payments through Upwork. Only pay for work you authorize.

Trusted by 5M+ businesses

How do I hire a Operating Systems Developer & Programmer on Upwork?

You can hire a Operating Systems Developer & Programmer on Upwork in four simple steps:

  • Create a job post tailored to your Operating Systems Developer & Programmer project scope. We’ll walk you through the process step by step.
  • Browse top Operating Systems Developer & Programmer talent on Upwork and invite them to your project.
  • Once the proposals start flowing in, create a shortlist of top Operating Systems Developer & Programmer profiles and interview.
  • Hire the right Operating Systems Developer & Programmer for your project from Upwork, the world’s largest work marketplace.

At Upwork, we believe talent staffing should be easy.

How much does it cost to hire a Operating Systems Developer & Programmer?

Rates charged by Operating Systems Developers & Programmers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.

Why hire a Operating Systems Developer & Programmer on Upwork?

As the world’s work marketplace, we connect highly-skilled freelance Operating Systems Developers & Programmers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream Operating Systems Developer & Programmer team you need to succeed.

Can I hire a Operating Systems Developer & Programmer within 24 hours on Upwork?

Depending on availability and the quality of your job post, it’s entirely possible to sign up for Upwork and receive Operating Systems Developer & Programmer proposals within 24 hours of posting a job description.

Schedule a call