Jr. Software Engineer (Part-Time)

American Credit Acceptance, LLC; Spartanburg (SC); On-site; USD 28,000 - 41,000; Part time

Job summary

American Credit Acceptance, LLC in Spartanburg, SC, is looking for an entry-level Software Engineer to work on AI-assisted coding projects. You will help steer AI-generated code to be correct, secure, and performant, partnering with business teams to translate needs into precise prompts and acceptance criteria.

The role is part-time and onsite, with a focus on learning the business and applying prompt engineering and QA practices to deliver reliable software solutions.

Qualifications

• Bachelor's degree or in final year (2025–2026 graduates strongly encouraged).
• 0–2 years of relevant experience (internships or projects count).
• Ability to quickly read, understand, and debug C#/.NET code.
• Experience with AI coding assistants preferred.
• Working knowledge of C#, ASP.NET Core, Web API, EF Core, JavaScript/TypeScript, HTML, CSS, SQL, Git and PR workflows.

Responsibilities

• Learn our business through extensive training and build foundational knowledge.
• Identify, understand, and solve business problems using AI-generated solutions.
• Prompt, review, debug, and validate AI-generated code with minimal supervision.
• Prompt and iterate with AI coding tools to produce high-quality solutions.
• Perform code reviews on AI-generated and human-written pull requests.
• Maintain unit, integration, and end-to-end tests.
• Identify issues in AI output and fix or re-prompt as needed.
• Iterate with business partners to ensure solutions address real problems.

Skills

C#

ASP.NET Core

Web API

Entity Framework Core

JavaScript

TypeScript

HTML

CSS

SQL

Git

PR workflows

Education

Bachelor's degree in computer science, Software Engineering, or related discipline

Tools

AI coding assistant

Job description

Description

American Credit Acceptance will not provide sponsorship for employment-based visas or immigration benefits for this position. Applicants must be legally authorized to work in the United States without requiring immigration sponsorship now or in the future.

This role is part-time for local college students able to work onsite a few hours a week.

Summary

Are you obsessed with solving business problems that have a real, positive impact on our customers and company? We are an AI-first engineering shop, leveraging AI tools to solve business problems. As an entry-level Software Engineer, you will be the pilot driving AI tools for code generation, peer reviews, security scanning, quality assurance and production support. Your primary responsibility is not to hand-write code all day, but to serve as the skilled, human-in-the-cockpit ensuring AI-generated products correct, secure, performant, and solves the most important, impactful business problems.

Essential Functions

• Priority #1 is knowing our business. You will be provided with extensive training on our business and then be expected to take the initiative to maintain and grow this knowledge.
• You will then use your business knowledge to unleash your internal entrepreneur to identify, understand and solve business problems.
• You will solve business problems by building AI-generated solutions:
  • Collaborate closely with business partners to turn requirements into precise prompt and acceptance criteria
  • Prompt, review, debug, and validate AI-generated code with minimal supervision
  • Expertly prompt and iterate with AI coding tools to produce high-quality solutions
  • Perform code reviews on AI-generated and human-written pull requests
  • Prompt and maintain unit, integration, and end-to-end tests
  • Identify bugs, security issues, performance problems, or architectural mismatches in AI output and either fix them or re-prompt effectively
• After you launch the solution, you will constantly circle back with the business to see if the solution is solving the problem and rapidly iterate through changes to improve the effectiveness of the solution.
• You may do this in a team setting with other engineers or tackle a problem independently.

Qualifications

• Bachelor's degree in computer science, Software Engineering, or related discipline (2025 - 2026 graduates strongly encouraged)
• 0-2 years of professional experience (internships and academic/personal projects count)
• Ability to quickly read, understand, and debug C# /.NET code
• Experience AI coding assistant preferred
• Working knowledge of C#, ASP.NET Core, Web API, Entity Framework Core, JavaScript/TypeScript, HTML, CSS, SQL and relational databases, Git and PR-based workflows
• Strong analytical and problem-solving skills with attention to detail
• Excellent verbal, written, and communication skills
• Enthusiasm for AI-driven development and prompt engineering

Supervisory Responsibility

This position will not have supervisory responsibility.

Work Environment and Physical Demands

This job is operated in a fully onsite in-person professional office. This role routinely uses standard office equipment such as computers and phones.

Position Type/Expected Hours of Work

This is a part-time position with workdays between Monday and Friday.

Travel

This position will not require travel.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

EEO Statement

EEO Statement ACA provides equal employment opportunities (EEO) to all applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. ACA complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities.

California Privacy Notice

As an employer of California residents, we are dedicated to protecting your privacy rights. Any personal information you provide during the application process will be used solely for permitted internal purposes and will be handled in accordance with applicable privacy laws. By applying to this position, you consent to the collection, use, and disclosure of your personal information as described in our Employee Privacy Notice .