Coordinate cross-functional fraud and abuse prevention workstreams across T&S, Engineering, Product, Legal, and Finance.
Convert abuse and fraud trends into defense measures, gain stakeholder buy-in, and drive projects to completion.
Leverage AI for early identification and triage of fraud and abuse risks, and define metrics for exposure and reporting.
GitLab is the intelligent orchestration platform for DevSecOps, helping organizations increase developer productivity, improve operational efficiency, and reduce security and compliance risk. With over 50 million registered users and trusted by more than 50% of the Fortune 100, GitLab fosters a high-performance culture driven by values and continuous knowledge exchange.
Build real-time risk controls and decisioning systems for money movement products.
Develop signals and models to detect scams and abuse across the platform.
Establish technical foundations for a new, high-impact Trust & Safety function.
Phantom is on a mission to connect the world to the freedom of open markets, offering access to global markets that never close. With around 180 people, fully remote, and backed by a $150M Series C from top investors, Phantom fosters a culture of ownership and high agency.
Design and develop sophisticated anti-abuse systems that protect legitimate senders from spam, phishing, fraud, and account compromise.
Build real-time enforcement mechanisms and scalable detection pipelines that turn security signals into action within milliseconds.
Take ownership of projects from discovery through production deployment, collaborating across the full technology stack.
They build reliable email infrastructure for millions of developers worldwide. They are a fully remote, globally distributed team that values thoughtful feedback, shared learning, and mutual support.
Lead and grow the Trust & Safety engineering team through hiring, mentorship, and career development.
Define the team's roadmap to balance investigations with preventative automation and platform protections.
Partner with Product, Infrastructure, and other teams to translate threats into practical engineering work.
We are a modern cloud platform for developers building AI-native, full-stack, multi-service applications. Trusted by over 7 million developers and backed by $260M in funding, we are a diverse and talented team that values craft, velocity, and user experience.
Build central security systems and automation the whole company relies on.
Secure cloud infrastructure, identity and access across Rain's growing footprint.
Lead external security assessments and drive findings to verified fixes.
Rain is a global stablecoin payments platform for enterprises, neobanks, platforms, developers, and AI agents. Backed by top investors and valued at $1.95B, Rain is a hypergrowth company with a flat, open culture trusted by over 100 organizations worldwide.
Own and run bug bounty programs and external audit engagements, triaging and validating fixes.
Secure code and software supply chain, including CI/CD defenses, dependency controls, and signing.
Build anti-scam, anti-abuse, and security tooling with static/dynamic analysis and LLM-driven agents.
Mysten Labs builds foundational blockchain infrastructure and products, including Sui and Move, to advance the internet and enable the agent economy. It is a remote-first, world-class team backed by a $300M Series B from leading venture funds.
Build and run real-time enforcement against abuse, keeping email safe for good senders.
Design detection pipelines and ML classifiers to automate anti-abuse decisions end-to-end.
Ensure every enforcement action is traceable through logs, metrics, and audit trails.
Resend is building a modern email sending platform for developers, with dependable infrastructure and thoughtful design. The fully remote team of 50 spans 15 countries, backed by a16z and Y Combinator, and values high quality and shared learning.
Architect and build automation for handling payment disputes at scale, including notification, evidence collection, and responses.
Integrate with third-party fraud vendors like Riskified and Forter to create a unified comparison and switching experience.
Design and ship native rules and signals engines for velocity rules, blocklists, and device fingerprinting.
Primer is a unified infrastructure for global payments, enabling finance and payments teams to reduce complexity and capture more revenue from a single platform. The company is remote-first, backed by investors such as Sofina and Tencent, and fosters a collaborative, mission-driven culture focused on building high-quality products.
Building and improving systems that detect and stop abuse across sign-up, booking, and messaging, such as spam, phishing, bots, and fraudulent SMS traffic.
Improving reliability, deliverability, and compliance of email and SMS notifications, and shipping detection carefully by measuring performance on real traffic.
Responding to active abuse, building tools for the Trust & Safety Operations team, and partnering with Product, Operations, and Data to define requirements.
Calendly is a scheduling platform that helps millions of users book meetings and manage calendars. The company is in a phase of rapid product growth and values learning, growth, and doing the best work of your life alongside the best people.
Develop deep expertise in fraud patterns across customer traffic.
Improve long-term fraud detection quality across DataDome's product line.
Handle customer requests for fraud case analysis and reporting.
DataDome provides real-time bot and agent trust management, giving businesses full visibility and control over all web traffic. It is an international, customer-focused company trusted by enterprises like Etsy, PayPal, and Soundcloud.
Own fraud strategy and execution across application, transaction and account takeover fraud for Wealthsimple's card products.
Manage the card fraud loss budget as volumes grow, and guard against the fraud attacks that can blow a budget up.
Design, backtest, ship and tune detection rules, and set decision thresholds on ML risk scores.
Wealthsimple is Canada's leading financial innovator, offering a full suite of simple, sophisticated financial products across managed investing, do-it-yourself trading, cryptocurrency, tax filing, spending and saving. The company serves more than 4 million Canadians, holds over $155 billion in assets under administration, and is headquartered in Toronto with over 1,500 employees across North America.
Build and operate the Security Observability & Data Platform: ingestion, normalization, retention, and query/detection at TB scale.
Own endpoint security across the fleet: EDR deployment, binary authorization, and hardening baselines with IT.
Lead threat hunting, incident response, and red-team exercises, and turn results into detections and fixes.
We build foundational infrastructure and products for web3, including the Sui blockchain and Move language. We are a remote-first, world-class team with tremendous growth potential, backed by a $300M Series B from top venture funds.
Own the access layer and integration architecture for the Applied AI team's Intelligence Core and external agentic-commerce products.
Define versioned schemas, signed records, authority lease services, and tamper-evident logging for verifiable agent actions.
Lead security-first engineering practices, including least-privilege access, zero raw PII, and evaluation of advanced agent frameworks.
Zerohash is a crypto and stablecoin infrastructure platform that powers digital money services for banks, brokerages, and fintechs. Founded in 2017 and backed by over $280 million in funding, the company is a regulated, compliance-first organization trusted by major financial brands.