Senior API .Net Developer

Post Date

Jul 07, 2025

Location

Charlotte,
North Carolina

ZIP/Postal Code

28206
US
Sep 05, 2025 Insight Global

Job Type

Contract

Category

Computer Engineering

Req #

LAX-793242

Pay Rate

$63 - $79 (hourly estimate)

Job Description

Overview

Evergreen is looking for a highly skilled and experienced Senior API .Net Developer to join our dynamic team. The Senior API Developer will be involved in the API/SDK IVR Modernization project for a large banking client. The project aims to enhance and build out new IVR Gen/AI and LLM capabilities across their client servicing and client onboarding center by designing and developing APIs, integrating these APIs, and supporting UAT testing efforts. This individual will be hands on in the design, develop, and integration of 20 backend APIs using .Net core, Azure, and Apache. The ideal candidate will have a strong background in designing, developing, deploying, scaling, and integrating APIs from scratch on the backend using .NET Core and Azure cloud services coupled with experience in Apache. This individual will need to have strong ability in creating and maintaining SDKs to facilitate API usage and implement/manage data solutions. Previous banking experience is required and the ability to effectively communicate with business, stakeholders, technical teams, and many groups to complete the project effectively.

This role requires deep software development expertise, domain proficiency and platform depth. Typical daily activities include requirements analysis, solution design and, most of all, software development. An effective Software Engineer Senior contributes relevant technical, functional, and process expertise to the team.

Key Responsibilities

· Design and develop robust and scalable APIs using .NET Core.

· Integrate APIs with various backend systems to ensure seamless data flow.

· Deploy applications and services into the cloud environment, primarily Azure.

· Utilize Apache for server management and optimization.

· Own the full lifecycle for software development, from ideas to production.

· Create programming specifications which includes documenting business requirements, architecture specifications using TOGAF standards, and operational runbooks.

· Comply with architectural standards and established methodologies and practices.

· Perform code reviews and provide constructive feedback to team members.

· Troubleshoot and resolve complex technical issues.

· Stay updated with industry trends and best practices in full stack development.

· Document development processes, code, and design specifications.

· Mentor junior developers and foster a culture of continuous improvement.

We are a company committed to creating inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity employer that believes everyone matters. Qualified candidates will receive consideration for employment opportunities without regard to race, religion, sex, age, marital status, national origin, sexual orientation, citizenship status, disability, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to Human Resources Request Form. The EEOC "Know Your Rights" Poster is available here.

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Required Skills & Experience

· Bachelor's degree in Computer Science, Engineering, or a related field.

· Minimum of 10+ years of experience in backend API development and creating APIs from scratch.

· Must be able to communicate clearly and concisely across a varied audience of client, delivery, and technical partners

· Proficiency in .NET Core and Azure cloud services.

· Experience with cloud deployment and management.

· Experience coding using Agile and DevOps engineering practices

· Previous Banking or Financial Industry experience

· Excellent problem-solving skills and attention to detail.

· Strong communication and collaboration abilities.

· Prior experience working within an Agile development methodology (Scrum, Kanban, XP, Lean, etc.).

· 2+ years of experience with container and orchestration: Docker, Kubernetes, etc.

· 2+ years of experience in build and CICD technologies: GitHub, BitBucket, Azure DevOps, Maven, Jenkins, Nexus or Sonar

Nice to Have Skills & Experience

· Knowledge of microservices architecture.

· Familiarity with CI/CD pipelines and DevOps practices.

· Previous Banking or Financial Industry experience

· Deep knowledge of OAuth, JWT Token with Client Assertion, MTLS (Mutual TLS)

Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.