Freelancers wa kuajiri katika Germany - Ukurasa 4
Inaonyesha matokeo 54
Wafanyakazi huru waliodhaminiwa
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With more than 15 years of professional experience as a senior electronic engineer, I have successfully completed numerous projects. I can help you through the whole process, from the initial idea to the finished product. Following are my key expertise: Digital Circuit Design: -- Microcontrollers, --...With more than 15 years of professional experience as a senior electronic engineer, I have successfully completed numerous projects. I can help you through the whole process, from the initial idea to the finished product. Following are my key expertise: Digital Circuit Design: -- Microcontrollers, -- Microcontrollers, -- Interface Buses (SPI, I2C, RS-232, RS-485, ...), -- Memory Interfaces (DDR1-3, SDRAM, Serial/Parallel Flash, ...), -- High Speed I/O Interfaces (USB, Ethernet, PCI Express, LVDS, ...); Analog Circuit Design: -- Measurement Circuits, -- Power Supply Circuits, -- A/D and D/A Converters, -- Active and Passive Filters; RF SCH&PCB design - High Power Amplifier - Antenna Design & Manufacturing & Measurement - Filter with Low Loss - Low Noise Amplifier - Mixer Firmware Development - ARDUINO, STM32, PIC, AVR, MSP430, FPGA - WiFi, BLE : ESP32, ESP8266, NRF, Zigbee, MGM210P - Raspberry Pi, Orange Pi - Embedded Linux System, FreeRTOS - GSM/GPRS/GPS: SIM800/SIM900/SIM7000/SIM7600x - SPI, I2C, CAN, TCP/IP, UDP, Websocket, RS485, MQtt, Modbus, Eth/IP - INTERNET OF THINGS With Mobile & Web - All SENSORS APPLICATION - RGB Led Matrix - BLDC Motor Driver and Conartrollers Test and Measurement - Strong knowledge about EMI/EMC Standards (IEC 61000-4-2/3/4/5/6, CISPR-25, ISO 1452, ISO 16750-2, ISO 10605) - Experienced with EMI/EMC Testing, Pre-compliance - Measurement (Power supply, RF, SI/PI) by using equipments:DMM, VNA, Oscilloscope, Spectrum Analyzer Design, Simulation and Production - Power supply (AC/DC, DC/DC), Analog, Mix-signal circuit design - Experienced with Intel Atom, Qualcomm IPQ, NXP i.MX6/8 processor, NVIDIA Jetson Nano/Xavier - Design verification using HyperLynx (SI/PI Simulation) - Be skilled LTspice (schematic, WCA, thermal simulation) - EMI filter design, shielding, EMI troubleshooting - Board bring-up and troubleshooting - Have knowledge about Design For Manufacturing (DFM), Assembly (DFA) and Test (DFT); experienced with production line - CAD tools: Altium Designer and Allegro-Orcad Proficient in using industry-standard design tools such as Altium Designer, EAGLE, KICAD, EASYEDA and PROTEUS, ensuring accurate and efficient circuit development. IPC Certified Symbols and footprints Creation, High Speed PCB Design upto 5GHz, multilayer PCB Design experience upto 32 Layers, Impedance Control, Length Matching, Antenna Tuning, Blind Vias, Buried Vias, Through Hole Vias, EMI EMC Compliant Design, etc Please contact me if you would like to develop a robust and reliable product. I am committed to delivering robust and reliable products, and I am dedicated to providing excellent customer service throughout the entire development process. kidogo
Ajiri daniel972023
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I'm a full-stack developer and I'm also building up an AI marketing agency on the side. My job is to develop websites and marketing strategies for clients.I'm a full-stack developer and I'm also building up an AI marketing agency on the side. My job is to develop websites and marketing strategies for clients. kidogo
Ajiri Apuschkin
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I am a research engineer in the field of heat transfer. I have extensive experience in calculating heat transfer in free convective and forced flows. For the last 15 years I have been developing MATLAB programs for calculating heat exchangers. With interest I will get acquainted with your project in more detailI am a research engineer in the field of heat transfer. I have extensive experience in calculating heat transfer in free convective and forced flows. For the last 15 years I have been developing MATLAB programs for calculating heat exchangers. With interest I will get acquainted with your project in more detail kidogo
Ajiri Spartak2021
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Hello, My main field is an illustration design, book illustration, character design, web design, and poster design, logo design, Brochures, Posters, Flyers. Check out my Portfolio to see more of my works! Please contact me for questions or work opportunities.Hello, My main field is an illustration design, book illustration, character design, web design, and poster design, logo design, Brochures, Posters, Flyers. Check out my Portfolio to see more of my works! Please contact me for questions or work opportunities. kidogo
Ajiri butahill
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Highly accomplished and detail-oriented Senior Full Stack Developer with a strong emphasis on frontend development. Over 6+ years of experience crafting visually stunning and user-centric web applications. Proficient in modern frontend technologies and frameworks, I have a keen eye for design and an unwavering...Highly accomplished and detail-oriented Senior Full Stack Developer with a strong emphasis on frontend development. Over 6+ years of experience crafting visually stunning and user-centric web applications. Proficient in modern frontend technologies and frameworks, I have a keen eye for design and an unwavering commitment to delivering seamless user experiences. Equipped with a solid background in backend technologies, I am adept at collaborating with cross-functional teams to build end-to-end solutions that exceed client expectations. Frontend Skills: ✅Proficient in HTML5, CSS3, JavaScript (ES6+), TypeScript ✅Advanced knowledge of popular frontend frameworks like React, Angular, and Vue.js ✅Responsive web design and mobile-first development principles ✅State management with Redux, MobX, or Vuex ✅RESTful API integration and asynchronous programming ✅UI/UX design and prototyping using tools like Figma or Sketch ✅Cross-browser compatibility and performance optimization ✅Experience with CSS preprocessors (Sass, Less) and CSS-in-JS libraries Backend & Full Stack Skills: ✅Proficient in Node.js, Express, Python, or Ruby on Rails ✅Database design and management using MySQL, MongoDB, or PostgreSQL ✅Authentication and authorization implementation (JWT, OAuth) ✅Cloud deployment and server management with AWS, Azure, or Heroku ✅CI/CD pipeline setup for automated testing and deployment ✅Version control using Git and collaborative development with Gitflow kidogo
Ajiri sebastian759
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I am a German RF and electronics engineer who has been working in this field for 20 years and therefore have a wealth of experience and skills. My main skill is RF and communication equipment design. In particular, designing RF and communication systems, designing and manufacturing antennas and amplifiers, radio...I am a German RF and electronics engineer who has been working in this field for 20 years and therefore have a wealth of experience and skills. My main skill is RF and communication equipment design. In particular, designing RF and communication systems, designing and manufacturing antennas and amplifiers, radio waves, and digital signal processing are strong strengths and hobbies for me. I am versed in deep theoretical knowledge and am proficient with several design tools including MATLAB, CST, ADS, HFSS, Proteus, Multisim, Keil, Altium Designer, Kicad, Orcad, Eagle, etc. I already have experience in manufacturing and selling FMCW radar, remote communication devices, repeaters, and various power devices. Perhaps you will experience great success and experience through cooperation with me. Please contact to me if you need my help. thanks. kidogo
Ajiri KevinSUPER111
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Full Stack Developer and system administrator with over 6+ years of experience in software engineering and developing new features and apps for different products and companies by using programming tools like Laravel, Ruby on Rails, Express JS, HTML, CSS, Node JS, React JS, Vue JS and Angular. Longtime Shopify...Full Stack Developer and system administrator with over 6+ years of experience in software engineering and developing new features and apps for different products and companies by using programming tools like Laravel, Ruby on Rails, Express JS, HTML, CSS, Node JS, React JS, Vue JS and Angular. Longtime Shopify expert, I have 6+ years of experience on the Shopify and Shopify Plus platform, I'm well versed and experienced on every aspect of the platform. Capable of analyzing customer feedback in order to find the best way to create new and enhance the existing product features. Will Always Be With You and Provide High Quality and Friendly Service. My core skills include: - Backend * Node.js/MogngoDB/ExpressJS * Ruby/Ruby on Rails * Mysql/PostgreSQL * php/CI/Symfony/CakePHP/Laravel - Front End * React JS/ Next.JS / Redux / React Native * Vue/nuxt.js * Wordpress/ Shopify/Woocomerce/Squarespace/Opencart * Javascript/Jquery * HTML/CSS, SCSS, SASS, Bootstrap, TailwindCSS - Other Services * Github, Bitbucket, Gitlab, * Microservices, GraphQL, RESTful API, System Administrator. Let me help you to grow your business successfully kidogo
Ajiri kelly635
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Dynamic and innovative Full Stack Developer with a passion for creating seamless integrations and API harmony. Proficient in a wide range of programming languages and frameworks, dedicated to delivering high-quality solutions in the Synthescape Stack environment. Skills: - Proficient in full stack development using...Dynamic and innovative Full Stack Developer with a passion for creating seamless integrations and API harmony. Proficient in a wide range of programming languages and frameworks, dedicated to delivering high-quality solutions in the Synthescape Stack environment. Skills: - Proficient in full stack development using languages such as JavaScript, Python, HTML/CSS, and Java - Extensive experience with frameworks like React.js, Node.js, Django, and Spring Boot - Strong understanding of RESTful API design principles and implementation - Familiarity with database management systems including MySQL, MongoDB, and PostgreSQL - Skilled in version control systems such as Git and SVN - Ability to work collaboratively in agile environments and effectively communicate technical concepts kidogo
Ajiri vivian742
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✓ Back-end: .NET, Ruby on Rails, PHP, Node.js, Laravel, Wordpress ✓ Front-end JS: Next.js, AngularJS & 2+, React.js jQuery, AJAX, CoffeeScript ✓ Front-end UI development: HTML5, HAML, CSS3, SASS, LESS, Bootstrap ✓ Databases: MS SQL Server, PostgreSQL, MySQL, MongoDB, Redis ✓ Payment: Braintree, Stripe, PayPal,...✓ Back-end: .NET, Ruby on Rails, PHP, Node.js, Laravel, Wordpress ✓ Front-end JS: Next.js, AngularJS & 2+, React.js jQuery, AJAX, CoffeeScript ✓ Front-end UI development: HTML5, HAML, CSS3, SASS, LESS, Bootstrap ✓ Databases: MS SQL Server, PostgreSQL, MySQL, MongoDB, Redis ✓ Payment: Braintree, Stripe, PayPal, Authorize.net, 2CO, Google Checkout ✓ Searching: Solr, Elastic Search, Ransack ✓ TDD: RSpec, Mini_test, TestUnit ✓ TDD/BDD support: Capybara, Cucumber, Factory_girl, PhantomJS, Selenium ✓ Servers: AWS, MS Azure, Heroku, Rackspace, DigitalOcean ✓ Code Management Tools: Github, Bitbucket, Gitlab ✓ PM Tools: Jira, Trello, Asana kidogo
Ajiri LupoisTailer
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Welcome to my profile! This is an expert who is having 10+ years of experience in software development, dedicated to the development of various Web and Applications. - Frontend ✅React/Next, Vue, Angular, Javascript/JQuery. ES5/ES6, HTML5, CSS3 - CMS ✅WordPress(Theme/Plugin), Joomla - Shopping Platforms ✅Shopify,...Welcome to my profile! This is an expert who is having 10+ years of experience in software development, dedicated to the development of various Web and Applications. - Frontend ✅React/Next, Vue, Angular, Javascript/JQuery. ES5/ES6, HTML5, CSS3 - CMS ✅WordPress(Theme/Plugin), Joomla - Shopping Platforms ✅Shopify, Magento, OpenCart - Web Frameworks & Backend/API ✅ PHP/Laravel, Python/Flask/Django, Node/Express ✅ RestAPI, GraphQL - Database ✅MySQL, PostgreSQL, MongoDB Excellent communication skills and the ability to meet deadlines are my forte. Client satisfaction is my main goal. If you are looking for the highest quality of work for your project, please don't hesitate to leave a message and I'll get back to you immediately! kidogo
Ajiri kevinm11