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Sr. Dot Net Developer

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Onsite

Sr. Dot Net Developer

Aplomb Technologies Inc

Sr. Dot Net Developer

Skills

SQL QueriesMongoDBDockerReactTypescriptC#.NETMicroservicesHTMLPostgreSQLMySQLMicrosoft SQL ServerGitAWSGitHubOracleKanbanFullstack DevelopmentJavascriptAzure

16 days ago

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Important information


Contract type:

Freelance / Contract, Temporary

Salary:

$112,590 – $135,595 / year

Location:

New Boston, IL 61272, USA

Work mode:

Onsite

Published on:

5 October 2026

What they need


Job Summary

We are seeking a highly skilled and energetic Sr. Dot Net Developer to join our dynamic software engineering team. In this role, you will lead the development and maintenance of robust, scalable backend systems using cutting-edge technologies. Your expertise in.NET framework, C#, and system design will drive innovative solutions that enhance our platform’s performance and user experience. You will collaborate closely with cross-functional teams to deliver high-quality software products in an Agile environment, ensuring seamless integration with front-end applications and cloud infrastructure. This position offers an exciting opportunity to influence the architecture of distributed systems and contribute to impactful projects that shape our technological future.

Duties

  • Develop, test, and optimize backend systems using.NET technologies, including ASP.NET Core, WCF, and Web services, ensuring high performance and scalability.
  • Design and implement RESTful APIs and SOAP web services to facilitate smooth communication between distributed components.
  • Lead system design efforts for new features or platforms, applying UML diagrams and best practices in software engineering.
  • Collaborate with front-end developers utilizing React, Angular, TypeScript, JavaScript, HTML, CSS, and related UI frameworks to create cohesive web applications.
  • Maintain and enhance database systems such as Microsoft SQL Server, MySQL, PostgreSQL, MongoDB, and Oracle by writing efficient queries using T-SQL or PL/SQL.
  • Implement CI/CD pipelines using tools like Visual Studio, TFS, GitHub, Git, SVN, or Azure DevOps to streamline development workflows.
  • Conduct thorough debugging and unit testing to ensure code quality; participate in code reviews within Agile/Scrum teams following SDLC principles.
  • Design system architecture for microservices-based solutions leveraging cloud platforms such as AWS or Azure for scalability and resilience.
  • Develop application features with a focus on performance optimization in distributed computing environments while adhering to security standards.
  • Document system designs using UML diagrams and maintain comprehensive technical documentation for ongoing support and future enhancements.

Skills

  • Extensive experience with.NET framework including ASP.NET Core, MVC pattern, WCF services, and Web API development.
  • Proficiency in C#, JavaScript, TypeScript, HTML5/CSS3 for front-end development integration with backend systems.
  • Strong knowledge of database design principles with relational databases like SQL Server, MySQL, PostgreSQL; experience with NoSQL databases such as MongoDB is a plus.
  • Hands-on experience with RESTful API design, SOAP web services, JSON/XML data formats for web development projects.
  • Familiarity with cloud infrastructure services including AWS or Azure for deploying scalable applications.
  • Expertise in software engineering best practices such as UML system design diagrams, version control (Git/GitHub), TFS/SVN repositories.
  • Experience developing distributed systems utilizing microservices architecture with Docker containers or similar tools.
  • Knowledge of Agile methodologies including Scrum or Kanban; comfortable working within fast-paced development cycles.
  • Ability to implement multithreading techniques for high-performance applications; understanding of concurrency control mechanisms is essential.
  • Skilled in debugging complex issues across multiple layers of the stack using Visual Studio or Eclipse IDEs.
  • Familiarity with application security standards and best practices for web services and cloud-based applications.

Join us to be part of a forward-thinking team dedicated to delivering innovative software solutions! Your expertise will help shape the future of our platform while working on challenging projects that make a real impact across industries worldwide.

Pay: $54.13 - $65.19 per hour

Benefits:

  • 401(k)

Work Location: In person

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