Sr Fullstack Developer

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Sr Fullstack Developer with a 12-month contract, 100% remote, paying on a W-2 basis. Key skills include C#/.NET, AWS, MongoDB, CI/CD, and Agile methodologies. Strong experience in backend development and cloud infrastructure is required.
🌎 - Country
United States
πŸ’± - Currency
$ USD
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πŸ’° - Day rate
360
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πŸ—“οΈ - Date discovered
September 30, 2025
πŸ•’ - Project duration
More than 6 months
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🏝️ - Location type
Remote
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πŸ“„ - Contract type
W2 Contractor
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πŸ”’ - Security clearance
Unknown
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πŸ“ - Location detailed
United States
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🧠 - Skills detailed
#DevOps #Infrastructure as Code (IaC) #MongoDB #Monitoring #C# #Data Processing #AWS (Amazon Web Services) #.Net #SNS (Simple Notification Service) #S3 (Amazon Simple Storage Service) #Artifactory #GitHub #Unit Testing #Storage #Azure DevOps #Deployment #Observability #Lambda (AWS Lambda) #API (Application Programming Interface) #Splunk #SQS (Simple Queue Service) #Kanban #Documentation #Scrum #Azure #AI (Artificial Intelligence) #Microservices #Agile #Terraform #Cloud
Role description
Role: Sr. Developer - .NET / AWS / MongoDB β€’ Duration: ~12 months β€’ Location: 100% Remote (Must work ET, CT, or MT hours) β€’ Visa Status: W-2 (This is a contract employee position, not a 1099 or C2C role) Assignment Details Day-to-Day Responsibilities: You will be working in an Agile environment, likely using a Scrum or Kanban framework, as indicated by the use of "story cards" and a "point system." Your daily tasks will include: β€’ Working on assigned story cards from the backlog. β€’ Writing technical documentation and design documents. β€’ Coding new features and services. β€’ Performing system and unit testing. β€’ Presenting your work and syncing on requirements with the Product Owner. Required Skills & Technologies This role requires a well-rounded developer with proven experience in the following areas: 1. Core Backend & API Development: β€’ C# / .NET: Strong proficiency is required. β€’ ASP.NET/MVC: For building web applications and APIs. β€’ APIs and Microservices: Experience designing, building, and maintaining microservices. 1. Cloud & Infrastructure (AWS): β€’ Strong AWS experience is a must. β€’ Key Services: Lambda (serverless functions), SQS (messaging queue), SNS (notification service), S3 (object storage). β€’ Terraform: For Infrastructure as Code (IaC) to manage and provision cloud resources. 1. Database: β€’ MongoDB: Hands-on experience is critical. You need to be proficient with: β€’ MongoDB Compass (GUI) β€’ MongoDB Atlas (cloud-managed service) β€’ MQL (MongoDB Query Language) β€’ Aggregation Pipelines (for complex data processing) 1. DevOps & Tools: β€’ CI/CD Pipelines: Experience with setting up and maintaining continuous integration and deployment pipelines. β€’ Azure DevOps: Used for project tracking, repositories, and pipelines. 1. Soft Skills: β€’ Self-starter who can work independently or collaboratively. β€’ Strong analytical and problem-solving skills. β€’ Excellent verbal and written communication. β€’ Quality and customer-service oriented. Preferred Skills (Nice-to-Haves) These skills will make a candidate more competitive: β€’ GitHub.com & GitHub Copilot: For source control and AI-assisted coding. β€’ Artifactory/NuGet: For managing package dependencies. β€’ Unit Testing Frameworks: MsTest and NSubstitute (for mocking). β€’ Monitoring & Observability: Splunk for logs and Distributed Tracing for tracking requests across microservices. β€’ Docsify Markup: For creating documentation sites.