Senior Full-Stack Engineer, .NET, React

Zipdev

. Create software implementation design documentation .

Posted 9/18/2026contractRemote • Colombia, Mexico, Chile, ArgentinaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in full-stack application development, with a strong focus on C#/.NET, Microsoft Azure, and RESTful API design. Proficient in creating software documentation, unit tests, and installation packages while collaborating effectively with stakeholders.

Highest-signal resume keywords

C#/.NET DevelopmentMicrosoft AzureRESTful API DesignSQL Database KnowledgeReact Frontend Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack Application DevelopmentSoftware Unit TestingSoftware Implementation DesignCloud-Native Application DevelopmentApplication ArchitectureSystem DesignData ModelingDevelopment TestingTroubleshootingSoftware Documentation

Soft Skills

Excellent English CommunicationCollaborationEstimationRequirements GatheringProgress Updates

Tools & Technologies

Microsoft AzureC#.NETSQLCosmos DBReactDevelopment FrameworkEntity Relationship DiagramsSequence DiagramsInstallation Packages

Industry Keywords

Software DevelopmentTest Driven DevelopmentBackend ServicesWeb ApplicationsScalable Systems

Tech Stack

Tools & technologies

AzureCloudNoSQLReactSQL.NET

About the role

Key responsibilities & impact

Create software implementation design documentation
Develop software unit tests using Test Driven Development practices
Create software installation packages for workstations and servers
Create source code that meets design requirements and unit-test rules
Participate in code reviews and modify code based on review outcomes
Contribute effort estimates during software implementation planning
Participate in implementation review sessions and demonstrate software implementations to stakeholders
Deliver software source code, unit tests, and installation packages
Produce architecture documents, database schema diagrams, entity relationship diagrams, and sequence diagrams
Work with the development manager and product owner to implement software designs
Use modern development tools to create functional, high-quality, documented, and unit-testable software
Maintain project information and artifacts in accordance with the Development Framework

Requirements

What you’ll need

8+ years of experience in software development, with a strong focus on full-stack application development
Proven experience building scalable backend services and modern web applications from the ground up
Strong hands-on experience with Microsoft Azure and cloud-native application development
Advanced proficiency in C#/.NET development
Experience designing and developing RESTful APIs, backend processes, and integrations
Strong knowledge of SQL databases and data modeling
Experience with Cosmos DB or other NoSQL databases is highly preferred
Strong frontend development experience using React and modern web technologies
Experience with application architecture, system design, and technical solution planning
Ability to perform development testing, troubleshoot issues, and resolve bugs independently
Experience working closely with Product Owners and participating in requirements gathering, estimation, and sprint planning
Excellent English communication skills with the ability to provide clear progress updates and collaborate effectively within a team
3-month contractor engagement with no guarantee of extension beyond this date

Benefits

Comp & perks

Work remotely Monday - Friday, 40 hours a week (no weekends)
Remote work arrangement
Helpful FAQs about the remote environment and payment method