Full-Time

Senior Application Security Engineer

Posted on 9/12/2025

GlossGenius

GlossGenius

201-500 employees

Subscription-based platform for beauty business management

Compensation Overview

$180k - $230k/yr

+ Target Equity

San Francisco, CA, USA + 1 more

More locations: New York, NY, USA

Hybrid

Three to four days on-site per week; required attendance on Tuesdays and Thursdays.

Category
IT & Security (1)
Required Skills
TCP/IP
Requirements
  • 5+ years of experience in application or product security roles, preferably in high-growth, cloud-native environments
  • Strong ability to collaborate effectively with software development teams
  • Experience performing architecture reviews/threat models for custom software
  • Excellent communication skills, both written and verbal, with the ability to clearly explain complex topics
  • Familiarity with common security libraries and tools, such as static analysis and penetration testing tools
  • Understanding of common security vulnerabilities and mitigation strategies (e.g., OWASP Top 10)
  • Basic development or scripting skills
  • Fundamental knowledge of network and web protocols (e.g., TCP/IP, HTTP, HTTPS)
  • Willingness to participate in on-call rotations as needed
  • A proactive approach to managing projects from start to finish with a focus on outcomes
Responsibilities
  • Design Review: You'll act as the initial security point of contact for engineering and product teams. You will conduct security-focused architectural reviews and threat modeling to identify and address vulnerabilities, working directly with development teams to find and fix issues.
  • Policy & Process Adjustments: You will contribute to the development of our security policies and standards. This includes creating secure coding guidelines, building automated tools to prevent common security issues, and collaborating with development teams to embed security into CI/CD pipelines.
  • Vulnerability Management: Own our end-to-end vulnerability management program. This includes deploying scanning tools across our engineering organization, triaging security vulnerabilities, and supporting the ongoing development of the program's tools and processes to prevent common security issues.
  • Vendor Evaluation: Help improve our security program by evaluating new security vendors. This includes running evaluations, coordinating demos, piloting tools internally, and making recommendations on which solutions best fit our needs

GlossGenius offers a suite of business management tools for beauty and wellness professionals, including automated appointment scheduling, payment processing, client management, and marketing, all accessed through a subscription platform. It works online so clients can book appointments, merchants can process payments with multiple methods and same-day transfers, and businesses can manage client data and marketing campaigns. It differentiates itself by focusing specifically on beauty and wellness and providing an integrated set of operations, marketing, and financing tools, supported by a large user base of over 70,000 salons and spas. The goal is to help beauty and wellness businesses grow their income and streamline day-to-day operations.

Company Size

201-500

Company Stage

Series D

Total Funding

$148.9M

Headquarters

New York City, New York

Founded

2016

Simplify Jobs

Simplify's Take

What believers are saying

  • $28M Series C from L Catterton triples valuation to $510M in 2023.
  • Serves over 70,000 salons, surpassing $1B gross merchandise volume.
  • Shopify CEO Tobias Lütke and Toast executives back mobile-first platform.

What critics are saying

  • Mindbody captures larger chains with superior integrations within 12 months.
  • Toast seizes payment revenue via POS expansion in 6 months.
  • Square Appointments drives churn with free tier in 3 months.

What makes GlossGenius unique

  • GlossGenius delivers business-in-a-box for beauty freelancers with bookings and payments.
  • Teams features boost client and staff happiness in salons and spas.
  • Customizable card reader enables seamless fintech integration for pros.

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Benefits

Flexible Paid Time Off

Health Insurance

Dental Insurance

Fertility Treatment Support

Generous, fully-paid parental leave policy

401(k) Retirement Plan

Professional Development Budget

Pre-tax commuter benefits

Dependent Care FSA

Home Office Stipend

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

1%
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With AI igniting an investor frenzy, more startups are achieving unicorn status every month.

Beauty Launchpad
Sep 23rd, 2024
GlossGenius Debuts Product Innovations for Happier Clients and Staff

GlossGenius, the technology engine powering the beauty and wellness industry, announced new innovative Teams features.

LA TechWatch
Jul 30th, 2023
The Weekly Notable Startup Funding report: 7/31/23

Founded by Danielle Cohen-Shohet and Karim Butt in 2016, GlossGenius has now raised a total of $70.5M in total equity funding and is backed by Bessemer Venture Partners, Imaginary Ventures, and L Catterton.

FinSMEs
Jul 27th, 2023
GlossGenius Raises $28M in Series C Funding

GlossGenius, a New York-based provider of a business-in-a-box platform for small businesses in the beauty and wellness sector, raised $28M in Series C funding

Cyberworld Technologies
Jul 27th, 2023
GlossGenius raises $28M to expand its bookings and payments platform for beauty businesses

GlossGenius, a platform designed to handle bookings and payments for salons and spas, today announced that it raised $28 million in a Series C funding round led by L Catterton with participation from Bessemer Venture Partners and Imaginary Ventures.

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