Temporal develops and distributes the world's leading open source durable execution system. We make code fault tolerant, durable and simple.
Innovative companies like Datadog, Glovo, Indeed,…
Temporal develops and distributes the world's leading open source durable execution system. We make code fault tolerant, durable and simple.
Innovative companies like Datadog, Glovo, Indeed,…
Recent Funding: Multiple growth rounds including $146M Series C (Mar 2025) and $300M Series D (Feb 2026)
Company Overview
Problem Domain
Durable execution, workflow orchestration, and reliability for distributed systems and microservices.
Founded
2019
Industry
Software Development
Funding Track Record
Series A
$18.75M
Reported Series A amount
Series B- February 2022
$100M
Reported February 2022 Series B
2023 round- February 2023
$75M
Reported February 2023 raise
Series C- March 2025
$146M
Company-reported Series C at $1.72B post-money valuation
Series D- February 2026
$300M
Reported Series D led by a16z
Investor Signal
“Backed by prominent venture and growth investors including Tiger Global, a16z, Sequoia Capital, Index Ventures, Amplify Partners, Lightspeed, and Sapphire Ventures”
Founders
What we do
Join the Team
Senior Application Security Engineer
RemoteUnited States, US
Remote • United States, US
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Who you are
Bachelor’s degree in Computer Science, Cybersecurity, or a related field (or equivalent experience)
5+ years in application or product security or a related role
Proven partnership with engineering teams, bringing security expertise to the planning and development process
Knowledge of encryption, authentication, and secure communication protocols
Familiarity with tools like SAST, DAST, and penetration testing frameworks
A deep understanding of application architecture and design principles, ability to effectively identify vulnerabilities across multiple programming languages
Excellent communication and ability to explain complex security concepts to non-technical stakeholders
Kubernetes security posture management and auditing, including workload hardening, RBAC design, and admission control
Demonstrated experience with multi-tenant security architecture, including data plane isolation, control plane hardening, and cross-tenant data leakage prevention
Excellent collaboration and communication skills
Expertise in at least one programming language, familiarity with Python and Go
Distributed computing and related vulnerability experience
Running a Security Champions program
Open Source automation or automation projects
Expertise in other areas of security
Security conference talks or published research
What the job involves
Join our dynamic team as a Senior Application Security Engineer, where you'll play a pivotal role in securing the Temporal development pipeline, product, and customer execution environment
Benefits
Startup jobs. A lot of them.
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In this position, you'll work closely with software engineering teams and customers to build security deeply into our platform across multiple clouds
You'll also help shape how we use AI responsibly in both our product and our engineering processes
We're looking for individuals who are passionate about enabling engineering teams to build and ship securely, serving as trusted security partners across the organization
Collaborate with product and engineering teams to integrate security principles into the design and architecture of products
Conduct threat modeling and risk assessments to identify vulnerabilities and potential attack vectors across the full product surface
Manage the Secure Development pipeline including code security and 3rd party library supply chain security
Stay current on emerging standards and guidance (e.g. OWASP Top 10 for LLMs, MCP security specifications) and translate these into actionable internal policy
Triage Bug Bounty findings and responsibility disclosed vulnerabilities
Able to participate in on-call rotation
Remote-First Workforce: We embrace a remote-first culture with flexible schedules, allowing you to balance work and life on your terms. Work from your home office or one of 150+ WeWork locations worldwide. If there’s no WeWork near you, we cover alternative co-working spaces. Plus, our Travel to Coworking stipend supports your commute with coverage for public transport, ride-sharing, or parking expenses.
Flexible Time Off: Employee wellness is key to our success. We encourage you to take the time you need to maintain balance and stay refreshed — whether it's for recovery, vacation, or personal time. In addition to unlimited flexible time off, we offer 12 paid holidays and 2 floating holidays (US).
Medical, Dental & Vision: We provide comprehensive healthcare benefits from day one, covering 100% of premiums for you and your family. You can choose between a High Deductible Health Plan (HDHP) or a Preferred Provider Organization (PPO) plan, with dental (including orthodontics) and full vision coverage. Flexible Spending Accounts (FSAs) and Health Savings Accounts (HSAs) are available, with employer contributions to HSA plans.
401(k) Retirement Plan: Planning for your future is important, and our 401(k) plan helps you build a secure financial foundation. With a range of investment options and the flexibility to contribute pre-tax or after-tax income, we make saving simple.
Disability & Life Insurance Coverage: Our disability and life insurance ensure financial security for you and your loved ones during life’s uncertainties, from illness to injury or unexpected loss. Coverage begins on day one, with 100% of premiums covered for peace of mind.
Paid Parental Leave: We support your family at every stage. Birth parents receive up to 20 weeks of fully paid leave, and non-birth parents up to 12 weeks. We also offer comprehensive support throughout your fertility planning journey.
Remote Office Perks: While we provide you with the basics, enjoy a home office stipend to build up your workspace ($1,000/year), an internet stipend to ensure connectivity ($74/month), and reimbursements for work-from-home meals ($300/month).
Health & Wellness Perks: Take advantage of a lifestyle spending account ($1,200/year), free access to the Calm app, and Employee Assistance Programs (EAPs) offering personalized support, therapy, and other resources.
Learning & Development Perks: Invest in your growth with a learning and development stipend ($1,500/year) for courses and certifications, and a professional membership stipend ($500/year) to deepen your industry involvement.
