Remote Principal Engineer — AI Platform Architect

Eliassen Group; Concord (NH); Remote; USD 124,000 - 138,000; Full time

Benefits offered by this job

Medical, Dental, and Vision benefits

401k with company matching

Life Insurance

Job summary

Eliassen Group seeks a hands-on Principal Engineer to shape our customer onboarding platform, drive architectural decisions, and lead AI-enabled innovation. You will write production code daily, mentor engineers, and partner with product, customer success and sales to deliver scalable SaaS solutions.

Based in the US with remote work, you will influence strategy, evaluate new technologies, and architect BYOM/BYOK approaches while balancing speed and maintainability in a fast-moving environment.

Qualifications

• 8+ years of software engineering experience building and operating production SaaS platforms.
• Experience as a Staff, Principal, Lead Engineer, or similar technical leadership role.
• Strong architectural design experience within modern cloud‑native environments.
• Demonstrated ability to influence technical direction across teams and systems.
• Experience partnering with Product and business stakeholders to drive outcomes.
• Proven ability to balance technical excellence with business priorities.
• Preferred: AI/LLM integration, OpenAI or Anthropic platforms, MCP concepts, vector databases and governance, API platform design and integrations, Salesforce ecosystem integrations.

Responsibilities

• Define and drive architectural direction across the platform.
• Make strategic technical decisions impacting scalability, reliability, security, and future product innovation.
• Guide platform evolution while balancing speed, simplicity, and long‑term maintainability.
• Identify technical risks before they become business problems.
• Write production code daily and contribute directly to feature development.
• Design, build, and support scalable SaaS applications.
• Lead implementation efforts for complex customer and platform initiatives.
• Participate in design reviews, code reviews, and provide technical mentorship.
• Help define and implement AI strategy and AI‑powered capabilities using modern LLM architectures.
• Develop proofs of concept for customer‑facing AI use cases.
• Architect solutions supporting customer‑managed AI, including BYOM and BYOK.
• Evaluate emerging technologies including MCP architectures, AI agents, orchestration frameworks, and enterprise AI infrastructure patterns.
• Operate as a Product Engineer and partner closely with Product Leadership, Engineering Leadership, Customer Success, and Sales.
• Engage with customers to understand onboarding challenges and build demonstrations and prototypes.
• Translate customer requirements into platform capabilities and support strategic initiatives.

Skills

Go

React

PostgreSQL

Kubernetes

Cloud-native

Distributed systems

AI/LLM integration

OpenAI platforms

Anthropic platforms

API design

Salesforce integrations

Job description

Eliassen Group seeks a hands-on Principal Engineer to shape our customer onboarding platform, drive architectural decisions, and lead AI-enabled innovation. You will write production code daily, mentor engineers, and partner with product, customer success and sales to deliver scalable SaaS solutions.

Based in the US with remote work, you will influence strategy, evaluate new technologies, and architect BYOM/BYOK approaches while balancing speed and maintainability in a fast-moving environment.