.Net Developer with C#, Postgres SQL, React JS jobs in United States
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Perfict · 5 months ago

.Net Developer with C#, Postgres SQL, React JS

positionChicago, IL
timeFull-time
remoteOnsite
senioritySenior Level, Lead/Staff
date8+ years exp

Perfict is a company seeking a .Net Developer with expertise in C#, Postgres SQL, and React JS. The role involves designing, developing, and maintaining web applications, as well as collaborating with cross-functional teams to deliver features and ensure application performance and quality.

ConsultingRecruitingStaffing Agency
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Design, develop, and maintain web applications using .NET (C#) and React.js
Develop RESTful APIs, services, and microservices with ASP.NET Core
Implement user interfaces with React.js, Redux (or Context API), and modern JavaScript/TypeScript standards
Build, query, and optimize PostgreSQL databases using advanced SQL and indexing techniques
Write reusable, testable, and efficient code with proper documentation
Collaborate with cross-functional teams to gather requirements and deliver features
Implement and maintain CI/CD pipelines for build, test, and deployment processes
Ensure performance, quality, and responsiveness of applications
Participate in code reviews and follow best practices for secure and scalable applications

Qualification

.NET Framework / .NET CoreC#PostgreSQLReact.jsASP.NET Core Web APIGitAgile developmentOAuth2JWTHTTPSDockerAWSAzureGCPXUnitNUnitJestEntity Framework CoreGitHub ActionsAzure DevOpsJenkins

Required

Bachelor's degree in Computer Science, Engineering, or a related field
3–7 years of hands-on experience with .NET Framework / .NET Core and C#
Solid experience with React.js and frontend build tools like Webpack, Babel, or Vite
Strong understanding of PostgreSQL: SQL, stored procedures, indexing, performance tuning
Experience building APIs with ASP.NET Core Web API
Proficient with version control (Git), Agile development practices, and issue tracking tools (e.g., JIRA)
Understanding of security best practices in web and API development (OAuth2, JWT, HTTPS)

Preferred

Familiarity with containerization (Docker) and cloud platforms (AWS, Azure, or GCP)
Experience with testing frameworks like xUnit, NUnit (for .NET), Jest or React Testing Library
Familiarity with ORM frameworks such as Entity Framework Core
Experience with CI/CD pipelines (GitHub Actions, Azure DevOps, or Jenkins)
Exposure to microservices or service-oriented architecture

Company

Perfict

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Perfict Global is an IT consulting services provider, focused on providing innovative and successful business workforce solutions.
dateFounded in 2011
location
Concord, California, USA
people-size51-200 employees
web-link
https://www.perfictglobal.com/

H1B Sponsorship

Perfict has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (3)
2024 (9)
2022 (2)
2021 (5)
2020 (9)

Funding

Current Stage
Growth Stage
Company data provided by crunchbase