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Backend developer needed to help build a stock tracking platform

$15-25 USD / hour

Fechado
Publicado há quase 6 anos

$15-25 USD / hour

Looking for an experienced developer to help build backend web services for our stock tracking platform. The developer needs to be experienced in: - Node, ExpressJS. - Typescript, Javascript. - MySQL, MongoDB, Redis. - GraphQL, Restful API. - Ubuntu Linux. - Web sockets. - Bash/Shell Familiar with: - Firebase/Firestore - Java/Kotlin Nice to have: - Python. - Web crawling/data mining. The work includes: - Designing and building GraphQL and Rest API's web services to be consumed by front end mobile and web apps. - Writing scripts for monitoring, reporting and analytics. - Working with realtime backend using web sockets (for sending real time trading data). - Configuring and integrating matrix reference chat server (synapse) - Using and configuring AWS management tools for managing the service. - Integrating with third party web services and payment gateways. You will be asked to answer the following questions when submitting a proposal. 1. Do you prefer using REST or GraphQL and why? [login to view URL] would you see use Typescript over Javascript? [login to view URL] you prefer using a script or a complex query to create a query that aggregates financial statements?
ID do Projeto: 17384247

Sobre o projeto

32 propostas
Projeto remoto
Ativo há 6 anos

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32 freelancers estão ofertando em média $21 USD/hora for esse trabalho
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Dear revered! I have carefully read your requirement and must say that you have explained your requirements very clearly. Below, I have mentioned frameworks/tools in which I have expertise:- Languages Expertise: PHP, MySQL, JavaScript, JQuery, Ajax, Web Services, RESTful API, XML, HTML5. Frameworks Expertise: Laravel, CodeIgniter, Bootstrap, AngularJS, NodeJS, Android SDK Database Expertise: MySQL, Database Management, Amazon S3, SQL Server, Oracle SQL Libraries Expertise: jQuery, Paypal, Stripe, QuickBooks Payments, AWS Web Services, Google Maps, Google Maps API, Google API, Facebook API, Twitter API Platforms Expertise: iOS, Android, Wordpress, Stripe, LAMP, Linux, Ubuntu, Windows Tools Expertise: Adobe Dreamweaver, Notepad++, GitHub Management, Git Code Repository Technology, Pivotal Tracker, Basecamp, Google Analytics I will give you answer the following questions in private chat. I appreciate if you give me an interview call once to discuss this further. Hoping for your positive & swift response. Regards, Manish N.
$20 USD em 40 dias
4,9 (18 avaliações)
6,5
6,5
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Hi there, Warm Greetings We came along with your request for Backend developer needed to help build a stock tracking platform and we reviewed your project description. We'd like to help you with confidence and satisfying results. We have professionals working here with 100% results and more creative and renovative ideas for our clients ! We have worked on several similar projects before! We are offering our services for more than 5 years in the field of Amazon Web Services, Google App Engine, Java, NoSQL Couch & Mongo, Python We have worked on 350+ Projects. Please check the profile reviews Feel free to message us to discuss briefly about your project !
$20 USD em 40 dias
4,9 (50 avaliações)
6,2
6,2
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Hello, I am working in Java/J2EE technologies for last 16+ years. I am also interested in long term devotion than short time assignment. Can we talk direct on this?
$22 USD em 40 dias
4,9 (39 avaliações)
5,2
5,2
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Hi I think i would be very suitable for this type of work. Please feel free to chat me any time. Richard
$27 USD em 40 dias
5,0 (5 avaliações)
4,3
4,3
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Hi, Thank you for giving me a chance to bid on your project. i am a serious bidder here and i have already worked on a similar project before and can deliver as u have mentioned I have got Rich experience in Joomla, Wordpress, Codeigniter, Cake PHP), .NET, Asp.NET, Vb.NET, HTML 5 etc.& mobile apps Also have very good knowledge of javascript, jQuery Json, API, Prototype Frameworks, and have developed various Parallax, Fluid responsive design. I am ready to discuss with you with best Regards
$22 USD em 40 dias
0,0 (0 avaliações)
0,0
0,0
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cuando hacemos pruebas
$16 USD em 40 dias
0,0 (0 avaliações)
0,0
0,0
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Hello! Our team entirely open to working around your schedule and able to produce work on short notice. I would love to discuss with you how might be able to collaborate on your project and work together. We are a rapidly growing technology solutions company and are committed to being with you throughout your journey to be future ready. We are an IT Consulting and software services company headquartered in Bangalore, India. We deliver consistent, compelling, innovative, and agile digital experiences to businesses. We have served over many multination clients over the past two decades. Our key strengths are our people, core values, design-driven innovation, agile mind-set, operational efficiency, technology expertise, and quality engineering. We are continuously innovating to provide best in class IT consulting, software development, design services, custom products, mobility and cloud operations. Our solutions have empowered businesses across industry verticals and geographies to make the right decisions while focusing on their core business.
$22 USD em 40 dias
0,0 (0 avaliações)
0,0
0,0
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We have very good JAVA, PHP and other technologies resources who can help on your requirements. Please share your requirements completely with us and it will review by Architect and will revert.
$24 USD em 60 dias
0,0 (0 avaliações)
0,0
0,0
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1. For new projects, I recommend REST for most APIs because it's widely understood. While GraphQL would be more fun to work with, it's another technology that other developers would have to learn before they could contribute to the project. I would recommend GraphQL primarily for internal software where it can be articulated that the complexity it will remove is greater than the hurdle it will create. For existing projects, I would recommend keeping the API already in place until the benefit of replacing the API outweighs the cost. 2. I would generally recommend Javascript over Typescript for small to medium sized projects because it is more widely known. I would consider Typescript for large critical projects simply because it is statically typed; although, my final choice would depend on the experience of the team. While the debate over whether static or dynamic typing is more efficient rages on, it is my experience that static typing reaps more returns as the complexity of the project increases. Of course, for existing projects, I would recommend continuing to use whichever language is already in use, and only port it to another language if the project is expected to be in production long enough that the benefits of conversion exceed the immediate costs. 3. I would strongly recommend avoiding complex queries because they are costly to maintain. If nested queries or multiple joins are needed to gather the necessary data, it might mean the project could benefit from a s...
$22 USD em 40 dias
0,0 (0 avaliações)
0,0
0,0
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Hi, I have similar experience in this technology. i love to complete this task on schedule and on time. please share me requirement specifications details. Thank you
$22 USD em 40 dias
0,0 (0 avaliações)
0,0
0,0
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Hello, We are a team of Engineers, Designers & Marketers evolved through the a few startup journeys with expertise in Python & Django technology stack. Moreover the team also possess hands on experience with Stock market domain and cryptocurrency exchange platform .Thus, we strongly believe that we are the right match Our Python Experience Synopsis is mentioned as under with 1. Web Development Frameworks - Django & Flask on Ecommerce, E-Governance, Data Analytics, CMS 2. Expert understanding of SQL & ORM 3. Proficient with Git 4. Experience in writing tests using Pytest, unitest 5. Machine Learning - text mining & classification methods like Neural Networks, Random Forests, etc 6. Knowledge & Understanding on NLP 7. Frontend development - Angular/React/Node/Vue 8. Statistical Analysis - Pandas, Numpy 9. Data Science & Analytics 10. Data Acquisition - Scrappers, etc 11. Data Visualization - Highchart, D3.JS, Tableau and backed libraries like Bokeh, Matplotlib, Plotly 12. Deployment - Cloud Deployments primarly on AWS 13. NoSQL - MongoDB, Elasticsearch Character we reflect during engagement lifecycle 1. Proactive Communication 2. Young, Lean & Hungry Unit 3. We dont have Managers - only Subject Matter Experts 4. Led by Serial Tech Enterpreneurs 5. Instinctivness - User Empathy, Product Mindedness, Proactive in communicating, resolving and mitigating risks Given the kind of insight about our overall candidature, lets connect. Thanks, Jatin
$22 USD em 40 dias
0,0 (0 avaliações)
0,0
0,0

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Bandeira do(a) CHINA
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Membro desde jul. 18, 2018

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