Senior Developer (C#, Automation & Integration) (Contract)

Visa Hunt; United States; On-site; USD 138,000 - 165,000; Full time

Job summary

Visa Hunt seeks a Senior Developer to join our remote technology team. You will architect, build, integrate, automate, and optimize enterprise-grade C#/.NET solutions across cloud and on-prem environments.

The ideal candidate has 10+ years of software development experience with deep API, SQL, and Azure expertise. This remote contract role offers competitive compensation and significant impact on mission-critical systems.

Qualifications

• 10+ years of software development experience with C#/.NET
• Experience designing/ deploying enterprise integrations & automations
• Strong SQL optimization skills
• Azure-based architectures including serverless & containers
• Secure, high-availability enterprise applications
• Proven track record meeting deadlines
• Leadership, mentoring and code-review experience

Responsibilities

• Design, develop, and maintain enterprise applications using C#/.NET Core/Framework and SQL.
• Lead the design and implementation of automations and integrations across applications.
• Architect scalable backend services, APIs (REST/GraphQL), and event-driven workflows.
• Support cloud initiatives with Azure, serverless, and automation tech.
• Collaborate across teams to connect apps, databases, APIs, and cloud services.
• Mentor juniors and contribute to best practices and code reviews.
• Build and optimize CI/CD pipelines for reliable deployments.
• Ensure performance, security, and reliability across systems.

Skills

C#/.NET

Azure

SQL

CI/CD

Leadership

API/REST

Debugging

Tools

Docker

Kubernetes

Azure Functions

Logic Apps

Job description

Location: Remote
Employment Type: Contract
Experience Level: Senior (10+ years)

Salary: $100-$120/hr.

About the Role

We are seeking a highly skilled Senior Developer with deep expertise in C# development, enterprise automation, and system integration to join our technology team. The ideal candidate will bring at least a decade of professional software development experience, with a strong track record of delivering enterprise-grade solutions. This role requires a blend of technical excellence, problem-solving, and leadership to architect, build, integrate, automate, and optimize mission-critical systems.

Key Responsibilities

• Design, develop, and maintain enterprise applications using C#/.NET Core and .NET Framework, and SQL.
• Lead the design and implementation of enterprise automations and system-to-system integrations that improve reliability, efficiency, and data flow across business applications.
• Architect scalable and secure backend services, APIs (REST/GraphQL), event-driven processes, and integration workflows.
• Support cloud-based initiatives with Azure, leveraging serverless and automation technologies where applicable.
• Collaborate with cross-functional teams to design end-to-end solutions that connect applications, databases, APIs, web services, and cloud services.
• Mentor junior developers and contribute to technical best practices, code reviews, and architectural discussions.
• Build and optimize CI/CD pipelines to ensure rapid, reliable, and automated deployments.
• Ensure system performance, scalability, security, monitoring, and reliability across applications, automations, and integrations.

Required Qualifications

• 10+ years of software development experience with a strong emphasis on C# and .NET (Core/Framework).
• Hands-on experience designing, developing, and deploying enterprise integrations and automations, including APIs/web services, data transformations, scheduled or event-driven workflows, and system-to-system data exchange.
• Proven expertise with SQL databases and strong SQL optimization skills.
• Strong understanding of Azure, including serverless technologies, containerization (Docker/Kubernetes), integration services, and monitoring tools.
• Experience designing secure, high-availability enterprise applications.
• Proven track record of meeting deadlines.
• Excellent problem-solving, troubleshooting, debugging, communication, and leadership abilities across application code, APIs, integrations, and SQL.

Preferred Qualifications

• Experience with public sector court services.
• Demonstrated ability to leverage generative AI and AI-assisted development tools to improve software development, code review, refactoring, unit-test creation, troubleshooting/debugging, and technical documentation while validating generated output for accuracy and security.
• Experience with modern integration and automation technologies such as Azure Functions, Logic Apps, Service Bus, API Management, Power Automate, messaging platforms, or comparable tools.
• Relevant technical certifications in C#, .NET, Azure, SQL, integration, or automation technologies.
• Prior experience leading small development teams or mentoring peers.

Why Contract with us?

• Contract is with local government entity.
• Collaborative, forward-thinking team culture.
• Fully remote opportunity with competitive compensation.
• Lead impactful projects that directly support public services.
• Opportunity to work on innovative projects that impact enterprise-scale operation