Senior/Lead AI Software Engineer
Farmington Hills, MI
Category: Development
Industry: Financial Services
Reference ID: JN -052026-106978
Date Posted: 06/13/2026
Shortcut: http://careers.eliassen.com/j3BMBn
Description:
Farmington Hills, MI
Our client seeks an AI Software Engineer III to lead design and delivery of guardrail components and cross-service enforcement for AI-driven systems. The role will architect backend services, APIs, and integrations, define enforcement patterns, and mentor engineers on safe design and defensive programming. Candidates will implement observability, own shared tooling, and ensure defensive patterns are documented and repeatable across teams. Hybrid work. Candidates must be located in the Farmington Hills or Metro Detroit, Michigan area. No remote candidates.
Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $70.00 to $80.00/hr. w2
Responsibilities:
- Design and deliver backend services and APIs that enforce system behavior across multiple services.
- Define where and how enforcement, filtering, and validation should occur within system architectures.
- Build cross-service controls and establish patterns for other engineers to implement.
- Instrument and improve observability across service boundaries including structured logging, metrics, and distributed tracing.
- Own shared tooling and platform components with broad organizational reach.
- Mentor engineers on safe design, defensive programming, and failure handling practices.
Experience Requirements:
- 5–8 years of software engineering experience with strong proficiency in Python and TypeScript.
- Advanced experience building and operating production systems on AWS such as Lambda, Fargate, and API Gateway.
- Experience designing enforcement, filtering, or validation logic that spans multiple services.
- Track record of defining interfaces, contracts, or patterns adopted by other engineers.
- Ability to mentor junior and mid-level engineers on defensive design and safe coding practices.
- Clear written and verbal communication to define and document system-level enforcement patterns.
- Experience building agentic workflows or multi-agent systems.
- Familiarity with LLM integration patterns including prompt injection detection, guardrail design, or output filtering.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above