Senior Software Engineer, Backend – AdTech

Mashgin

Backend developer building software for AI-powered checkout kiosks. Involved in the entire product lifecycle, contributing across multiple languages and projects.

Posted 7/11/2026full-timePalo Alto • California • 🇺🇸 United StatesSenior💰 $160,000 - $220,000 per yearWebsite

Tech Stack

Tools & technologies

CloudGoJavaJavaScriptNode.jsPython

About the role

Key responsibilities & impact

Owning major feature development and working directly with the founders on product development from end to end
Working with a small interdisciplinary team in hardware, software and design to build new versions of products from scratch
Work on building new features and dreaming up new architecture to solve challenging problems
Build backend infrastructure to perform scalable training in the cloud
Rethinking and recreating existing codebases for scale
Continuously improving and maintaining code that’s already in production

Requirements

What you’ll need

5+ years of relevant coding experience
B.S. or higher in Computer Science (or equivalent work experience)
Excellent knowledge of one or more of these languages: Python, Node.js, C++, Go, C#, Java
Comfortable learning new languages, libraries, and frameworks when the solution calls for it
Experience building production-ready code that’s used regularly by lots of people

Benefits

Comp & perks

Excellent health, dental and vision insurance for you and your dependents
401k plan
Flexible PTO policy
Catered lunch in office with fully stocked snacks and beverages
Pet insurance for your fur babies
Voluntary life insurance plan
Competitive salary and options in a small, rapidly scaling company

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

PythonNode.jsC++GoC#JavaCodebase MaintenanceScalable TrainingFeature DevelopmentArchitecture Design

Certifications

B.S. in Computer Science