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Backend Developer

$25-50 USD / hour

취소됨
게시됨 4년 이상 전

$25-50 USD / hour

Cryptocurrency exchange Chaincreator ([login to view URL]) is looking for a backend developer for its vault product with strong DevOps skills. Responsibilities • Collaborate as a full-time member of the dev team. • Analyze requirements and propose solutions, designs, and interactions that deliver the value of the product and its features. • Deliver data-driven, complex back end solutions with an eye on performance, scalability, and reusability. • Participate in code reviews, research, and prototyping to drive the Back End goals. Requirements: • 3+ Years Back End development with Javascript, node.js, MySQL, MongoDB, mocha. • 2+ Years experience with integration of various blockchain protocols, especially Bitcoin, Ethereum, EOS. • Deep expertise with DevOps operations. • Understanding of crypto transactions, double-spend, and matching engines. • Experience working with Product Management to deliver products in an agile environment. • Knowledge of AWS deployments and SaaS is highly desirable. • Experience working with Git/GitLab. • Great communication skills - must be able to communicate in English! Nice to have an experience with: • C++ • SQL and NoSQL databases (MongoDB) • GO (Golang) • Jira • Crypto Trading
프로젝트 ID: 22787665

프로젝트 정보

47 제안서
원격근무 프로젝트
활동 중 4년 전

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47 이 프로젝트에 프리랜서들의 평균 입찰은 $35 USD입니다./시간
사용자 아바타
Hi, I specialize in website design and development and am excited for this opportunity to work with you in accomplishing your goals.. I am Good at Blockchain, Javascript, MongoDB, node.js.. Please Send me a message so that we can discuss more about this project Regards, Barry
$40 USD 17일에
5.0 (80 건의 리뷰)
8.0
8.0
사용자 아바타
Dear Sir, Our team has a huge experience in Javascript, node.js, Blockchain, MongoDB as a result we can successfully complete this project. Having the required skills, we will be glad to help you.   We have 20 years of strong experience in outsourced web development, software development, managed services and we provide 24/7 technical support. As well as we guarantee Canadian quality.   Please, review our profile to find detailed information about our company and our portfolio. Feel free to contact us and discuss all details.   P.S. As you see from details of your profile, you located in Europe. Be informed that our technical offices located in Ukraine i.e. you will be able work with our developers almost in same time zone.   Best regards, Sales department Tangram Canada Inc.
$25 USD 5일에
5.0 (25 건의 리뷰)
6.8
6.8
사용자 아바타
Hi, Chaincreator! I read the description of your project thoroughly. I understand your requirements initially and I have experiences of the field. I am a specialist of: * React.js, Angular and Vue.js for Front-end, * .NET Core API for Back-end side, And these are also my talented fields: - Web scrapping - Desktop Utility Development using C#, Java or C (Windows and other OS) - Wordpress blog, and other eCommerce website building such Shopify, Prestrashop and Squarespace For all of above, I can provide proofs of my past works. However, you can see my work reviews in profile page and confirm my work quality. Now, I have enough time to work for your project and I'm ready to go with you. Usually, I would provide a long term support about the work I delivered. Looking forward your contacting. Thanks! 1575954016176
$37 USD 2일에
5.0 (17 건의 리뷰)
6.5
6.5
사용자 아바타
Hello, I am not much into blockchain protocols, but I am good with rest of the stuffs. Ping me to discuss more. Regards, Samiran
$40 USD 40일에
5.0 (19 건의 리뷰)
6.5
6.5
사용자 아바타
Sir Ihave Previous Experience To do work With C++ NODEJS GOLANG MONGO have lot of experience based on Crypto market
$43 USD 40일에
5.0 (15 건의 리뷰)
5.3
5.3
사용자 아바타
" I am a expert back-end developer with strong Developing skills " I can help you in : • Collaborate as a full-time member of the dev team • Analyse requirements and propose solutions, designs, and interactions • Deliver data-driven, complex back end solutions with an eye on performance • Participate in code reviews, research, and prototyping As I do have expertise with Back End development with Javascript, node.js, MySQL, MongoDB, mocha, integration of various block-chain protocols, especially Bitcoin, Ethereum, EOS , Deep expertise with DevOps operations, crypto transactions, double-spend, and matching engines, Product Management to deliver products in an agile environment, AWS deployments and SaaS , Git/GitLab ,C++ , SQL and No-SQL databases (MongoDB) , GO (Golang) ,Jira , Crypto Trading etc. And, I do have Great communication skills as well. So , please let me know your convenient time that works best for you to discuss about the scope of your project. Warm Regards Mithu
$25 USD 40일에
4.9 (10 건의 리뷰)
5.1
5.1
사용자 아바타
Greetings! I am happy to present you my experience relevant to your project. I am a fullstack Node.js and Blockchain architect and developper ready to jump on your project. STACK FRONTEND - Angular, React, React Native BACKEND - Express TESTING - Mocha Chai DB - MongoDB (non SQL) DEVOPS - nginx, pm2, git, agile EXPERIENCE WEB MEAN/MERN apps (Angular/React frontend + Express API backend) MOBILE React Native apps (Android/iOS) API developping API integration Binance, Kucoin, Coinmarketcap, etc CRYPTO exchange CRYPTO exchange bots CRYPTO exchange audit system CRYPTO trading bots SMART CONTRACT supply chain tracking system SMART CONTRACT TOKENS erc20 tokens, erc721 tokens SMART CONTRACT GAMES lottery, dice, blackjack OTHER - telegram bots
$30 USD 40일에
5.0 (1 건의 리뷰)
4.0
4.0
사용자 아바타
Hi I am Blockchain expert from China. I checked your project description on ATM development with interest. I have rich experience in Finance related projects. I am experienced in Bitmex, Binance API and developed several trading bots on Interactive Broker and Binance. I work as a manager of a skilled team with 5 members. Our team can commit to your project. Clean software architecture design based on mathematical/algorithmic point of view is our main skill. Please check my profile and past reviews. (High completion ratio and repeat hire rate) Let us discuss in more detail through chat. Many Thanks
$27 USD 40일에
5.0 (1 건의 리뷰)
1.9
1.9
사용자 아바타
Hello Sir, I read through the job details extremely carefully and I am absolutely sure that I can do the project very well. I can achieve the results with my team of developers, designers, QA and Project Manager and SDM who will be responsible to take care of your project. We are here for long-term relation providing development service, maintenance, and support. We are the team of 80+ employees and over the past 9 years, we have completed 300+ projects in the web, mobile, and software application development projects Skills: PHP & .NET Frameworks, MySQL, REST API, Javascript, Jquery, Advanced Javascript (Angular, React JS), AWS cloud, MongoDB, Express JS, Flutter, Mobile application development (Android/iOS), ERP Development, full-stack development, frontend, and backend development, IoT applications. Our aim is your success. We are a software development company who works with small to medium size companies and help them by providing software solutions taking end to end responsibility of a product/application. Queries: 1. What is your bread and butter from this project? 2. Do you have any documentation feature list? 3. When you are looking to start the development? 4. Are you willing to sign the NDA Contract? 5. What is the date of deployment in your mind? Awaiting for a positive response :) Regards, Akash
$38 USD 40일에
0.0 (0 건의 리뷰)
0.0
0.0
사용자 아바타
we can help in promotion of the exchange. Also we can provide white label binance clone in $50k with one year maintenance and server cost.
$38 USD 40일에
0.0 (0 건의 리뷰)
0.0
0.0
사용자 아바타
Hi! I have strong skills in backend and crypto integration( Bitcoin, Ethereum, EOS, Substrate, Dash and others) as well as working with crypto exchanges. I would happy to discuss the details of work
$45 USD 46일에
0.0 (0 건의 리뷰)
0.0
0.0

고객에 대한 정보

국기 (UNITED STATES)
Walnut Creek, United States
0.0
0
12월 10, 2019부터 회원입니다

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