eCommerce Principal Software Engineer

Recruit22 LLC.; Downers Grove (IL); Híbrido; USD 140.000 - 180.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Medical, Dental, Vision

Life Insurance

Disability Insurance

401(k) with automatic enrollment

Paid Holidays

PTO from day one

Voluntary benefits

Descripción de la vacante

Recruit22 LLC. in Downers Grove, IL, is seeking a Principal Software Engineer to lead design and execution of a large-scale eCommerce platform. The role blends hands-on coding with enterprise architecture, cloud modernization, AI innovation, and technical leadership.

You will shape architecture, drive microservices, guide Azure-based transformations, mentor teams, and align tech strategy with business goals. Hybrid work arrangement and high-impact responsibilities across multiple squads await.

Formación

• Fifteen plus years in software engineering.
• Proven in principal/lead architect roles.
• Experience with large-scale distributed and ecommerce platforms.
• Strong Azure and cloud transformation background.

Responsabilidades

• Define and drive architecture across a large eCommerce ecosystem.
• Lead governance, reviews, and engineering standards.
• Design scalable microservices and modern frontend architectures.
• Drive cloud modernization using Azure technologies.
• Develop AI-powered solutions and LLMs integrations.
• Establish best practices for CI/CD, security, observability, reliability.
• Mentor teams and shape technical direction.
• Align technology with long-term business goals.

Conocimientos

Leadership

Mentoring

Architecture governance

Stakeholder alignment

Strategic thinking

Educación

Bachelor's degree

Master's degree

Herramientas

C#

.NET Core

Java

Python

Go

React.js

Next.js

TypeScript

Microservices

Event-driven systems

DDD

Cloud-native

API design

Azure

AKS

Azure Functions

Azure Service Bus

Cosmos DB

Azure Front Door

Azure DevOps

Terraform

Bicep

Kubernetes

LLM integrations

OpenAI

Descripción del empleo

• Event-driven systems
• Azure Functions

Location

Downers Grove, IL (Hybrid)

Employment Type

Full-Time

Compensation

$140,000 - $180,000 Base + Bonus

NO SPONSORSHIP PROVIDED

About The Opportunity

Recruit22 is partnering with a leading organization to identify a Principal Software Engineer who will serve as a strategic technical leader responsible for shaping the future of a large-scale eCommerce platform. This role combines hands-on software engineering, enterprise architecture, cloud transformation, AI innovation, and technical leadership.

The ideal candidate brings a strong track record of designing and delivering modern, cloud-native applications while influencing engineering direction across multiple teams.

Key Responsibilities

• Define and drive application and solution architecture across a large-scale eCommerce ecosystem.
• Lead architecture reviews, technical governance, and engineering standards.
• Design and build scalable microservices and modern front-end architectures.
• Drive cloud modernization initiatives utilizing Microsoft Azure technologies.
• Develop and implement AI-powered solutions, agentic workflows, and LLM integrations.
• Establish best practices for software quality, CI/CD, security, observability, and reliability.
• Mentor engineering teams and influence technical direction across the organization.
• Partner with business stakeholders to align technology strategy with long-term business objectives.

Required Experience

• 15+ years of progressive software engineering experience.
• Proven experience in Principal, Staff, or Lead Architect-level roles.
• Expertise designing large-scale distributed systems and eCommerce platforms.
• Strong background with:
  • C#, .NET Core
  • Java
  • Python
  • Go
  • React.js
  • Next.js
  • TypeScript
• Deep experience with:
  • Microservices architecture
  • Event-driven systems
  • Domain-Driven Design (DDD)
  • Cloud-native architecture
  • API design and integration patterns
• Advanced Microsoft Azure experience including:
  • AKS
  • Azure Functions
  • Azure Service Bus
  • Cosmos DB
  • Azure Front Door
  • Azure DevOps
• Experience with Infrastructure as Code (Terraform or Bicep).
• Strong CI/CD, DevSecOps, and Kubernetes expertise.

AI & Emerging Technology Experience

• AI agents and multi-agent workflows
• LLM integrations (OpenAI, Anthropic, Gemini)
• Retrieval-Augmented Generation (RAG)
• Vector databases
• AI-powered automation and search solutions
• Operationalizing AI capabilities at enterprise scale

Preferred Qualifications

• Experience with industrial or B2B eCommerce platforms.
• Azure Solutions Architect certification (AZ-305) or equivalent.
• Experience with GraphQL federation.
• Experience implementing observability frameworks and reliability engineering practices.
• Background leading architecture review boards, technical communities of practice, and engineering mentorship initiatives.

Education

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related discipline preferred.
• Equivalent professional experience will be considered.

Benefits

• Medical, Dental, and Vision coverage
• Company-paid Life Insurance
• Short-Term and Long-Term Disability
• 401(k) with automatic enrollment eligibility
• Paid Holidays
• PTO beginning on day one
• Additional voluntary benefit offerings

Why This Role?

This is an opportunity for a highly accomplished technologist to shape the architecture, cloud strategy, and AI roadmap for a complex enterprise platform while remaining deeply involved in hands-on engineering and innovation.