Principal AI Platform Engineer

Hi Marley · Hybrid - Boston, MA

Posted about 2 months ago · $152,000–$283,000

or apply directly on Hi Marley's site. We never take the application ourselves.

Is this posting real?

This role has been open: 51 days
Reposted: No
Salary listed: Yes
Ghost-job risk at Hi Marley: high
Hiring momentum: 17 roles opened in the last 90 days
Last confirmed on the employer's board: 2026-09-24

Measured from postings appearing on and disappearing from Hi Marley's own greenhouse board since 2026-08-03. Full hiring picture for Hi Marley.

About this role

The Principal Builder - AI Infrastructure role at Hi Marley involves creating and managing the AI Operations platform using AWS technologies. Responsibilities include building registries for governance, solving identity and authorization challenges, enhancing the developer experience for internal teams, and promoting the platform through effective communication. This position requires deep AWS expertise and a strong understanding of AI systems, with a focus on internal collaboration and innovation.

Our read on this posting3.8out of 5

benefits: 4/5
freshness: 1/5
career value: 4/5
role clarity: 5/5
pay transparency: 5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Hi Marley as an employer.

What you need

Deep AWS expertise including Bedrock, Cognito, IAM, EventBridge, Lambda, DynamoDB or Postgres, and IaC (CDK or Terraform)
Fluency in identity and authorization concepts such as OAuth 2.1, scoped tokens, and least-privilege design
Strong product instincts with the ability to design user-friendly SDKs and registry schemas
Experience shipping real LLM-backed systems in production
Familiarity with Model Context Protocol or comparable agent-tool patterns
Excellent communication skills for presenting platform work to various stakeholders

Nice to have

Experience with AgentCore, SageMaker, or Workshop Studio

What you get

Annual base salary range of $152,000–$283,000
Equity grants for all employees
4% matching 401(k) program
Medical, dental, vision, disability, and life insurance for employees working 30+ hours per week
Monthly wellness stipend
Paid parental leave

Worth weighing

Role requires in-office presence for 3 days a week in Boston
Focus on AWS-only solutions may limit exposure to other cloud technologies
Emphasis on internal communication and evangelism may require strong interpersonal skills

Summarised from Hi Marley's posting. Read the full original.

Listed by Hi Marley on their greenhouse job board, last confirmed open on 2026-09-24. PitchMeAI is not the employer.

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