Principal Engineer

Eliassen Group; San Juan (PR); Remote; USD 124,000 - 138,000; Part time

Benefits offered by this job

Medical, Dental, Vision benefits

401(k) with company match

Life insurance

Sick time (as required)

Open work hours

Job summary

Eliassen Group is seeking a hands-on Principal Engineer to shape the customer onboarding platform while coding daily. This remote contract-to-hire role requires driving architectural decisions, influencing product strategy, and embedding AI capabilities across the platform in collaboration with Engineering, Product, Customer Success, and Sales.

You will lead a small team, define technical direction, and deliver scalable SaaS solutions with a strong bias for quality and maintainability.

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.

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 (Golang)

React

PostgreSQL

Kubernetes

Cloud-native

AI/LLM integration

Architectural design

Technical leadership

Tools

OpenAI / Anthropic platforms

MCP concepts

agentic AI frameworks

vector databases

retrieval frameworks

enterprise AI security

API platform design

Salesforce ecosystem integrations

Job description

Principal Engineer

Anywhere

Type: Contract-to-Hire

Category: Development

Industry: Technology

Workplace Type: Remote

Standard Hours: Open

Reference ID: JN -092026-108729

Date Posted: 09/22/2026

Remote

Must reside in Colorado, Utah, or Florida

Our client seeks a hands‑on Principal Engineer to shape the future of its customer onboarding platform while remaining engaged in daily coding. The role requires driving architectural decisions, leading technical innovation, building proofs of concept, influencing product strategy, and partnering with Engineering, Product, Customer Success, and Sales to embed AI capabilities across the platform and solve complex customer challenges. The engineer will join a team of approximately ten and serve as a key technical voice influencing the organization’s direction.

This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. 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: $90.00 to $100.00/hr. w2

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.

Experience Requirements

• 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.
• Core technologies: Go (Golang), React, PostgreSQL, Kubernetes, cloud‑native and distributed systems.
• Preferred: AI/LLM integration, OpenAI or Anthropic platforms, MCP concepts, agentic AI frameworks, vector databases and retrieval, enterprise AI security and governance, API platform design and integrations, Salesforce ecosystem integrations.
• Success profile: product‑thinking mindset focused on customer outcomes, ownership of ambiguous challenges, clear communication of technical tradeoffs, influence through expertise and execution, proactive risk identification, and comfort operating in fast‑moving environments.

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
• Sick time if required by law in the worked‑in state/locality

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.

Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Aff…

Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.