Data Security Engineer, Whatnot
$215-260k
+ Equity
More information about location
Live stream platform & marketplace
Job no longer available
Live stream platform & marketplace
1001+ employees
Job no longer available
$215-260k
+ Equity
More information about location
1001+ employees
Company mission
To enable anyone to turn their passion into a business and bring people together through commerce.
Role
Who you are
- As our Data Security Engineer you should have a minimum of 7+ years of relevant experience in security preferably in a large enterprise environment
- Bachelor’s degree in Computer Science, computer engineering, cybersecurity, a related field, or equivalent work experience
- 7+ years of experience in cybersecurity, with at least 2 years focused specifically on data security
- Hands-on experience with one or more of the following: DLP platforms, encryption and key management, CASB, and data tokenization/masking tools
- Strong understanding of data privacy regulations and standards (e.g. , GDPR, CCPA, SOX, NIST)
- Familiarity with cloud platforms (AWS, GCP) and securing cloud-based data stores (e.g. , S3, RDS, Snowflake)
- Ability to write and review secure infrastructure-as-code (e.g. , Terraform, CloudFormation) and scripting (e.g. , Python, Bash)
- Excellent communication skills with the ability to translate technical risks into business language
- Self-motivated and creative problem-solver able to work independently with minimal guidance
- Strong ability to work collaboratively across teams during high-stress situations
- Ability to manage multiple competing priorities and use good judgment to establish an order of priorities on the fly
What the job involves
- The Data Security Engineer is responsible for developing and overseeing technology security systems to help protect those systems and associated ones from the effects of various kinds of cybercrime
- Advance our customers' access to our applications and services by offering seamless access control mechanisms, advanced authentication methods, progressive profiling, and a consolidated identity
- Developing plans for increased security across the systems
- Putting various protections into place
- Testing and re-testing systems for known vulnerabilities
- Monitoring systems for security breaches
- Investigating those breaches and any other anomalies
- Design and implement scalable data protection solutions (e.g. , encryption, tokenization, DLP, data masking) for structured and unstructured data
- Support and enforce data classification, labeling, and handling policies aligned with regulatory and business needs (e.g. , PCI-DSS, GDPR, CCPA)
- Manage data loss prevention (DLP) systems and drive incident response for data exfiltration or unauthorized access events
- Integrate data security controls into CI/CD pipelines and DevSecOps frameworks
- Perform risk assessments and threat modeling for data-related systems and flows
- Collaborate with Infrastructure, Cloud, and AppSec teams to secure data at rest, in transit, and in use across diverse environments
- Monitor emerging data security threats and recommend technical and procedural controls to mitigate risk
- Partner with Compliance and Legal teams to ensure audit readiness and support data privacy initiatives
- Maintain detailed documentation of data security architecture, standards, and controls
Our take
Live shopping is changing the way people engage with eCommerce and Whatnot is one of the key platforms driving this shift. The company operates across the US, UK, and Europe, where millions of people connect each day to buy, sell, and build communities around shared interests.
Founded in 2019, Whatnot allows real-time auctions where buyers can watch sellers showcase products and share their expertise, creating a more interactive and personal shopper experience. Sellers include individual creators and small businesses who use live shows to reach audiences and grow their online presence.
As of 2025, the company reports over $6B in sales, with sellers earning significantly more on average than other major marketplaces. And with a range of investor support, Whatnot is committed to developing new ways to make online shopping more social and community-driven.
Steph
Company Specialist at Welcome to the Jungle
Meet the team
Jon Malkemus, VP Product Design
Insights
54% employee growth in 12 months
Company
Funding (last 2 of 8 rounds)
Oct 2025
$225m
SERIES F
Jan 2025
$265m
SERIES E
Total funding: $974.2m
Company benefits
- Wellness: Health, dental, vision, and life insurance plans. We also cover some of the cost for your dependents as well.
- Compensation: Generous compensation, including a competitive base salary and equity. Whatnot offers monthly reimbursement for internet and phone costs, along with a one-time home office set-up allowance. Whatnot offers a pension plan and matches employee contributions of up to 4% of the employee’s base salary.
- Recharge: Whatnot gives you the freedom to take time off as you see fit. And, we take company-wide Winter and Summer breaks so we can recharge. Whatnot provides a monthly allowance for wellness expenses. We know that to take care of our customers, we have to take care of ourselves. Supplemental health and life insurance coverage comes standard at Whatnot. 16 weeks of paid parental leave, and an additional one-month gradual return-to-work period.* Plus an additional childcare allowance, and a lifetime allowance for family planning, including adoption and fertility expenses. *The leave allowances provided by Whatnot may be dictated / informed by your country’s legal requirements,
- Flexibility: As a remote co-located team, we’re inspired by innovation and anchored in our values. With hubs in the US, UK, Germany, Ireland, and Poland, we’re building the future of online marketplaces –together.
Company values
- Always listen to customers
- Move uncomfortably fast
- Prioritize impact ruthlessly
- Own everything and nothing
- Set crazy goals
- Provide extreme transparency
- Optimize for the upside
- Team over ego
- Figure it out
- Deeply understand why
- Have fun & be kind
Company HQ
Venice, Los Angeles, CA
Articles
Leadership
Grant LaFontaine
(Co-Founder & CEO)Former Product Marketing Manager at Google, Project Manager at Facebook. Also co-founded Kit.
Logan Head
(Co-Founder & CTO)Experience in Engineering, including at Maker's Row, Factr, and Flight Club. Former Senior Product Manager at GOAT.
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