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    875,548 back end software development jobs found, pricing in USD

    Develop application contemplating the following modules: users - Models, Forms and Views (html); registration of companies - Models, Forms and Views (html); clients - Models, Forms and Views (html); suppliers - Models, Forms and Views (html); accounts - Models, Forms and Views (html); a) Perform application development using Django Framework and MySQL (or PostgreSQL) database, all in a virtual environment. b) Use relationships between tables, as needed by the application; c) You must provide all the codes, as well as monitor the installation on the client's computer, until the application is fully operational; d) You must create an account in some free novel (for example heroku) and upload the application; e) You must provide the access data to the account created in item (d...

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    Youtube Channel Management 6 days left
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    *PLEASE DO NOT SEND MULTIPLE BIDS THANKS! New inspiring and motivational Youtube channel specializes in informing and educating our viewers in spirituality, numerology, astrology, personal growth and development, nutrition, wellness, and fitness content and services. Our mission is to provide our viewers with a fun, and educational experience, while they learn more about themselves and the benefits of personal development. Vision Our vision is to be a brand known for unique, highly informative quality information, positively touching the lives of everyone that views our channel We will get there through building close relationships, and empowering our freelancers to have the tools and support necessary, to achieve the highest and best possible levels of success. Abo...

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    *PLEASE DO NOT SEND MULTIPLE BIDS THANKS! New ecommerce shopify website specializes in personal development, nutrition, wellness, spirituality, and fitness products and services. Our mission is to provide our customers with a fun, inspirational, user friendly shopping experience, while they learn more about the benefits of the services and products that we offer. Vision Our vision is to be a brand known for quality, excellent customer service, and positively touching the lives of everyone we serve, across the globe. We will get there through building close relationships, and empowering our freelancers to have the tools and support necessary, to achieve the highest and best possible levels of success. About You If you have great leadership, and analytical skills, are friendl...

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    prepare a Research for strategic development

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    Hi. if you have more then 2 years of experience with html, css development. please place a bid I would like to convert PSD design to HTML, CSS Regards

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    Application development 6 days left
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    I have the designs for the application but require a developer, for native languages. Can also code the frontend mainly looking to assistance with the backend. IOS application only.

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    Building iOS/Android app for Requirement: 1 Have done image editing app before (like Canva, photoroom etc) 2. Using flutter for both iOS/Android development 3. Family with Apple store/Google play submit and review process Please send me your sample app.

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    React front-end developer 6 days left
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    We are looking for a professional react front-end developer in full-time position(2-3 months, 40 hrs per week) Required tech: react, scss, js, bootstrap We will test react skill with simple page. It should be done few hours and get started the work from now. The detail will share over PM.

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    I need a Engineer willing to take a Zoom or phone call to hear about a product that requires an Engineer to complete. I need to be able to explain what is needed to see if that person is the right fit for the project. I only need 10-15 minutes of your time to ascertain if the individual understands the technology and to discuss retainer fee or cost for development.

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    Wordpress widget development 6 days left
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    Important: This development is a small part of the project in order to test the awarded developer. If the developer do a good job and finish in the 3 days, he will awarded to finish the whole project with a budget around $3000. I have a website running on WordPress 5.8.1 (with elementor) and I need few specific features to add in the pages as widgets: 1. Horizontal dynamic slider ($50) As described in the picture , it is a responsive widget (same width as the theme, the project theme will be shared with the developer). By default, there is one button in the widget (like in the mobile illustration with a + icon) to add a child with firstname/gender/birth date in a popup. If gender is male, the default image is a boy otherwise it is a girl image. By clicking on the rounded image in

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    ...is specified, the search result should only contain products whose name contains that substring (the substring match should be case-insensitive). Similarly, for the warehouse city substring, if specified. The minimum/maximum quantity & price values have a similar effect of restricting the search result, if any or all of them are specified. The Perform Another Search button should take the user back to the Product Search page. In any session, on a user’s first visit to the search page, all input fields should be initially empty. On any subsequent visit, they should be pre-filled with values from the previous visit. The Clear Form button should always clear all form fields. I just want the code so I can copy and paste. languages that need to be used are HTML, CSS, PHP,...

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    Trophy icon Design a Logo - NGO Sigma 6 days left

    The NGO is called "Sigma" and the brand reflects that the organization can be trusted by youth and donors. The organization is centered around the following primary services: - Political Education - Environmental Awareness - Youth Skills Development Secondary services which are now a very small part of the business are: - Social Activism - Lobbying - Mobilizing the youth towards causes that interest them Logo Design: Type of logo: Wordmark, Letterform, Abstract mark. Design Color Palette: We need a typographic logo for the business. The design needs to be; fresh, strong, appealing to the youth, and clean. The logo will be used in digital marketing online and in print. The design is to be based on the

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    Our organization own an online web platform writen in php. The structure is complicated and has many modules. We need one experienced in php developer as a new member of the team to work on daily basis (6/7) for 4 hours per day for long time with daily basis briefing. Every time we start a new module we set a timetable estimation but the project is hourly paid because every day we test and change our plans and directions if this is mandatory for the project.

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    Sell my course 6 days left
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    I am looking for an affiliate to share in the profits of selling a personal development course. For a brief on this course please visit: HTTP://

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    We are setting up a team to make trading activities using APIs. The trading signals (bidding / buying) will be provided by a 3rd party (Let's call it the trading data source) and then with this signals there will be some data management (like filtering and ranking) and finally these ranked signals will be used to make actual bids.

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    My code crashes in some tasks, so this is a debugging problem. I am the developer and I need help from someone more experienced in ESP32 and freeRTOS so we work together over videoMeeting, so I can test your possible solutions in my hardware. The development is a seismograph using an ESP32 in arduino IDE. The system measures acceleration in 3D and velocities in X and Z. It writes the data to a microSD memory and sends the data to the cloud. So far everything is done. The project consists in the correction of the code to reach 100 Hz of sample rate. The bill of materials is: ESP32 devkit, MPU9250 (accels), 2 analog geophones (SM24 and GD4.5), ADS1015, microSD card module. The MQTT protocol is used to publish into a Atlas-mongoDB database. I upload the Arduino code of the proj...

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    You must be a company and not an individual. Please read the details below: We have a microblogging website We are looking for an app development company to develop the Flutter/Dart app for this website. Requirement: Splash Screen Login Screen Boarding Screen (3 to 4 graphics, shown on 1st install only) App Screen - Header, Webview(all URLs must be appended "?appview" before loading), Menu, List Navigator, Tab navigation, Floating Action Button) Screen Post a message (API support available) "No internet" Screen App must not take more than 3 seconds to launch after showing Splash Screen Must support 2.12.0 to 3.1.0 FCM integration - Must support get token (on receiving the new or refreshed token, URL must be called with the token as GET param i.e. ?token=<tok...

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    Hello The DIY Life, I read yor profile and I want to talk about the project a invite you. It's about debugging an ESP32 IoT development.

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    Project Background and Overview: Rebuild our current website within WordPress to optimize for the objectives listed below. This does not need to be a new website and must maintain all historical backend data for SEO purposes. MUST REPLY WI...businesses o CMO’s, VP of Marketing, Digital Marketing managers • Investors o Retail o Institutional o Media / Media Analysts • Potential Employees Sample Websites: • (leading industry competitor) • • • • Project Deliverables: Content outline, site map, graphic design, development site/prototype Project Completion Date: The website has a completion timeframe of 30 days from the date this brief is accepted.

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    We are looking for someone who can create staking UI and interact with our staking smart contract. Basically, our smart contract is already created we just need to build a UI and make web3 calls with the smart contract from our website. UI should look similar to the images attached.

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    The basic purpose of the project would be to take around 40-50 inputs for various information/data. We will be providing a basic drawing of the UI to understand how it would exactly look. Inputs will contain most of the text fields with some basic input validation, image inputs with size/resolution validation, and maybe some json files. The purpose that software would serve will be to store the data as json saved with paths of the files and to post (upload) the data on our server using the APIs that we will provide you by combining the inputs as JSON, and the selected images and the selected json file all into a password protected ZIP file maybe you can use 7z cli exe for that. Further, for the first time use, we would like to put a validation using our API, that also we will be pro...

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    WordPress Developer needed for monthly basis, need to have great in wordpress theme development from scratch need to have great knowledge in plugin building and customisation. need to have a great experience in woocommerce need to have great knowledge in rest api need to spend 8 hours daily , fixed monthly salary 30K /month, extra hours extra payment a tracker will be provided , only those who are interested and need works please apply.

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    ...up for? Ok, the person that I awarded used a site called FIGMA to make these screen models. They said this was the start of coding. I'm skeptical because it just looks like just a front end app design site. Question 2. What is FIGMA? Do you use it? Is it real coding? So, I paid them to do that. Question 3. I asked them for something I could test on my phone and they sent me an .apk file that was made from a site I now know as Flutter. What is Flutter? Is this coding? Do you use it? (Nothing works on the .apk at all. It's just the same screens as was on FIGMA.) Question 4: Is this how app development should go? This is what I was told: Ui - one stage Ux - second stage Implementation of api functionality third stage Admin panel Tell me if you would have...

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    Algo Trading 6 days left

    • I have a live trading bot through which I punch order in Fyers & Angel Broker Requirements: • Multi-user platform with 2 broker – Fyers & Angel Broker – User able to select Broker/Strategy/Quantity • Basic Flask for User Inputs and Generate reports. • I also have most of the code but rework needed to make code efficient/ can provide an idea which shortens the development time. • Neat and stable code for flawless execution • Seeking python developer who already builds bots: have a basic idea about bots framework 1. Controller to control the broker while trading 2. Utils for respective broker - FUTURES - Angel 3. Buy Order & Sell function/Class ( recode ) 4. Instrument Selection - Will be added in Utils ( recode ) 5. If day ...

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    looking for project manager to manage a small team to develop a project on Micro services Architecture using .NET Core. Prefer someone with prior experience in Software Development project with .NET Micro services Architecture.

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    ...invested in this lost money because of someone careless. We already have a App team/ content team/ logo & graphics team / video team/ marketing team This is not for someone looking to make a quick money, This is a long term project! You should be a part of this project, very enthusiastic, flexible, available any time and very hard worker. In return you will receive the bid amount + (The development wallet consists 2% ) from this wallet you will receive 10% fixed forever. Our Project ...

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    My project is currently written in typescript, I would like to share the repo with a prospective developer and hopefully we can take it from there. - Deliverables Fix Memory leak in both login and registration page Test Automation setup for CI/CD CI/CD using Jenkins or TravisCI Unit Tests with Jest Postman Collection Security features to back and front-end Caching search ( a service in my project atm) Thorough documentation and Readme(most importantly)

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    Same kind and type on reaction time tester as in the attached video. Need to specially with mobile and also desktok and tablet insoide browser. Same kind of nature - change deers to moose. Wheel to left...drived 100 km / h the car would have travelled xxx meters before reaction drived 120 km / h the car would have travelled xxx meters before reaction Try to do this with Javascript and plain Javascript / JQuery. So that I can edit it too. I will add this to my loan comparisoin website Site is in Finnish language and in Finland. Nordic nature. Mooses. The big idea is to be is plain back link bait to the site. Like if I do a page It work there and you JS should be in one folder like /reactiontestfiles I like simple things. See video

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    Building a Website 6 days left
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    We would like to Build a Webs...following division inside it, a) Used Machine Marketplace - b) Expert Network - , c) Connecting Buyer & Seller - d) Industry 4.0 - Just a static website showing the details It will be one website under which this different platforms will be there. So building a complete website with the dynamic back end and front end. Please share with me your idea, a) How do you intend to build the same. The flow for the website b) Explain the architecture that you will be using. Do not want to get it developed on Word Press, please excuse. c) Timeline for completing the Project once the flow has been finalized d) One needs to build, test and host the complete website.

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    Wordpress Developer 6 days left
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    I am looking for a developer who has good experience in WordPress, I have some small tasks like remove some content and adding photos. Also I am looking for a Developer for plugin development and deployment. We can discuss more about requirements on chat.

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    Needs a wordpress custom e-commerce theme for with Fully ajax

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    I plugged an illegally placed culvert my neighbor placed in a FEMA floodway that was flooding me, and another home. I got sued for it and lost, even though I had an expert witness/civil engineer come speak at trial, that this is in direct violation of Oregon Drainage Law, violation of the NFIP (National Flood Insurance Program), and no permit was issued which directly violates my rural land development code. I have filed an appeal. I want to file a Motion of Stay, to keep the culvert plugged during the appeal process, I'm also open to help with the appeal. I can file the motion myself pro se, so help from any state would be welcomed. Thank you in advance.

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    ...products or services. Responding efficiently and accurately to callers, explaining possible solutions, and ensuring that clients feel supported and valued. Engaging in active listening with callers, confirming or clarifying information and diffusing angry clients, as needed. Building lasting relationships with clients and other call center team members based on trust and reliability. Utilizing software, databases, scripts, and tools appropriately. Understanding and striving to meet or exceed call center metrics while providing excellent consistent customer service. Making sales or recommendations for products or services that may better suit client needs. Taking part in training and other learning opportunities to expand knowledge of company and position. Adhering to all company ...

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    There is currently a webm audio file. But this won't play on IOS. On iPhone, it is played against m4a audio files. Therefore, there is a task to proceed with the development of converting webm audio files to m4a in react-native.

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    Webflow Custom Dev Features 6 days left
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    Webflow Custom Development There are 2 custom features to develop for my Webflow Ecommerce website: The timeline is 2-3 weeks. Budget: 550 USD FEATURE 1: Name: Locate An Installer feature. This feature is to help customers find decking installers to help them install their decks. The web users will need to insert their area code (UK Only) and the feature will then display the nearest 'installer'. Here is a link to the already designed page: The feature should have the following functionality: > The user should be able to add in their UK area code and the system must find the nearest installer from a database within Webflow and list the top

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    Looking for a developer (blockchain etherium) to set up the smart contract of a nft project, the development of the algorithm and code of 'frappage' of NFT (mint). The developer can invest himself for the mission or have a more important role in the project which can undoubtedly be a nice challenge for any lover of the crypto universe; Do not hesitate to contact me for any questions.

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    I purchase a script code (Android App) but I need: +Add splash screen +Add Google Drive API (feature) +Change the background colors +Write/Insert the Admobile number account. +Upload, install, and Run (google store) Fixed Price: US$15 Project Time: 10 days Note: I send the android developer account. Skills: Javascript Android App Development

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    BLOCKCHAIN BITCOIN SOFTWARE 6 days left
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    ...BITCOIN Flashing software, With this software, be able to do the following functions. Should be able to work and upload with a bitcoin wallet having zero current balance. All wallet transfer (wallet to wallet transfer). The uploaded bitcoins should be remain and visible in any wallet for a minimum of 21 to 30 days before disappearing. No ip address restriction. No transaction limit per day(transaction fee not required) can spend bitcoins easily on any other address like (Segwit address, legacy, bech32 ...etc..) minimum 21 to 30 days Validity is required. minimum 2+ Types of Confirmation is required (Mail Confirmation & Sms Confirmation etc...). This BTC can be splitable (satoshi). Can check the blockchain address before transaction. WINDOWS operating system based s...

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    I need a creatively worder company profile developed for my 11 year modular kitchen manufacturing.

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    Hi, I’m looking for a designer to help create my hand-drawn illustrations into 3D designs. The aim is to start off with a small project but I'm interested in a long-term partnership depending on the service & delivery. - 1 full outfit incl. accessories & shoes. Design is unisex. fitted to a male and female model. - 4 viewing angles. front, back, left, right. - Will need support in pattern making & adding a layer of texture. - Will need source files. - 360-degree view & animation. Project will need to sign NDA & IPA. Thanks, David

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    I need an expert mobile app developer for my mobile app development. Only expert should bid and bid with your previous work with prove. Thanks

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    Need a python developer for a project development. Must be good with problem solving skills.

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    Trophy icon t-shirt designs 6 days left

    Looking for 3 different t-shirt designs representative of our company. Need 3 very cool designs to put on our merchandise. Front and or back design. Sip-Line, is a hands free beverage carrier that keeps your beverage upright and does not spill. Our product is used in the fishing, hunting, camping, tailgating, hiking, and boating industries. We would like designs that include our product some way. Please reference our website and Instagram for ideas. , @sip_line

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    Website Development -- 6 6 days left
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    we need a website with very high quality graphics and content and clean looking with perfect working features . sample :

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    ...concurrency optimization is preferred 4. Familiar with HTML and JS, experience in Web front-end development is preferred 5. Rigorous logical thinking, strong sense of responsibility, proactive 6. Good professional quality and professionalism, good communication and coordination skills, good document expression skills 7. Bilingual Chinese and English Senior . net Developer 1. At least 5 years working experience in asp.net, proficient in using c#, WebService, restful, MVC, etc 2. Familiar with SQL server and Oracle, able to write SQL statements, stored procedures, triggers, etc 3. Experience in system tuning and high concurrency optimization 4. Proficient in HTML and JS, with web front-end development experience 5. Rigorous logical thinking, strong...

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    Service app , technical specification android and web api

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    Hello, everybody. I developed the python application and I want to add the license function in my app using whmcs license addon. If anyone has experience in whmcs license, please contact me. If has the Web development such as wordpress, it is perferred. Because there is a web development task for my PCB manufacture.

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    I need an app for Marijuana and it's urgent.

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