Senior Full Stack Engineer, Go/React

SpotOn

Senior Full Stack Engineer developing features across Go backend and React frontend for SpotOn, empowering independent restaurants. High-impact role with code in production powering thousands of restaurants.

Posted 6/15/2026full-timeChicago • Illinois • 🇺🇸 United StatesSenior💰 $123,000 - $175,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudDockerGoGrafanaGRPCKubernetesMongoDBPrometheusReactTypeScriptWebpack

About the role

Key responsibilities & impact

Design and implement features spanning the full stack: Go services, REST/WebSocket APIs, and React UI
Work across multiple product surfaces including Front of House (POS terminals) and Back of House (management tools)
Collaborate with product, design, and other engineering teams to ship features end-to-end
Contribute to system reliability, performance, and scalability as we grow our merchant base
Participate in code reviews, architecture discussions, and on-call rotation
Help modernize our frontend architecture

Requirements

What you’ll need

5+ years of professional software engineering experience
Strong proficiency in Go (or similar statically-typed backend language with willingness to learn Go quickly)
Strong proficiency in React and TypeScript
Experience with MongoDB or other document databases
Experience designing and consuming RESTful APIs
Comfort working in a large, established codebase with multiple contributors
Experience with real-time communication patterns (WebSockets, message queues)
Solid understanding of state management in complex frontend applications
Preferred:
Experience with NATS or similar messaging systems
Experience with gRPC and protocol buffers
Experience in hospitality tech, payments, or POS systems
Experience with Webpack, monorepo tooling, or complex build pipelines
Familiarity with Docker, Kubernetes, and cloud infrastructure (AWS)
Experience with observability tools (Grafana, Prometheus, distributed tracing)

Benefits

Comp & perks

Medical, Dental and Vision Insurance
401k with company match
RSUs
Paid vacation, 10 company holidays, sick time, and volunteer time off
Employee Resource Groups to build community and inclusion at work

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

GoReactTypeScriptMongoDBRESTful APIsWebSocketsgRPCprotocol buffersstate managementobservability tools

Soft Skills

collaborationcode reviewsarchitecture discussionssystem reliabilityperformancescalabilitycomfort in large codebasesend-to-end feature shipping