GK POS Lead Engineer — Store Commerce & Integrations

Openkrill; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

Openkrill is seeking a GK Developer to design, develop, and support the GK POS / Store Commerce platform across the retail network. You will work with business stakeholders, store operations, and engineering to implement reliable point-of-sale solutions for retail, ecommerce, and store operations.

The role requires 5+ years in Retail POS systems, strong GK POS expertise, and hands-on Java/J2EE, Spring Boot, REST APIs, and microservices. Node.js experience and cloud familiarity are also expected.

Qualifications

• 5+ years of experience in Retail/QSR POS systems and store operations.
• Strong GK POS/Store Commerce/Other POS technical and functional expertise.

Responsibilities

• Design, develop, and maintain GK POS / GK Retail Store Commerce solutions including transaction processing, payments, returns, promotions, and receipts.
• Lead production support, incident management, RCA, and release/defect triage.
• Develop integrations between GK POS and ERP, OMS, payment gateway, and eCommerce platforms.
• Collaborate with stakeholders to document requirements for system enhancements and integrations.
• Troubleshoot complex production issues through log analysis and diagnostics.
• Coordinate with vendors, architects, and engineering teams, manage escalations during critical incidents.
• Drive operational excellence, SLA adherence, and continuous improvement initiatives.

Skills

POS systems

Stakeholder management

Communication

Problem solving

Retail store operations

Agile delivery

Education

Bachelor’s or Master’s degree in Computer Science/IT

Tools

Node.js

Java/J2EE

Spring Boot

REST APIs

Microservices

SQL

Vue.js

JavaScript

TypeScript

Docker

Kubernetes

AWS/Azure/GCP

Grafana

Splunk

CloudWatch

Job description

Openkrill is seeking a GK Developer to design, develop, and support the GK POS / Store Commerce platform across the retail network. You will work with business stakeholders, store operations, and engineering to implement reliable point-of-sale solutions for retail, ecommerce, and store operations.

The role requires 5+ years in Retail POS systems, strong GK POS expertise, and hands-on Java/J2EE, Spring Boot, REST APIs, and microservices. Node.js experience and cloud familiarity are also expected.