Top Tech Jobs & Startup Jobs in San Francisco Bay Area, CA

Software engineering internship focused on building and shipping full-stack features for Persona’s identity platform. Interns will design scalable systems, work directly with customers, collaborate across product and business teams, and receive dedicated mentorship. Responsibilities include developing product features, handling large-scale data workloads, applying data modeling and schema design, and delivering projects independently and collaboratively in a fast-paced startup environment.

Owns post-sales customer operations by designing lifecycle processes, customer engagement systems, reporting, playbooks, automation, and scalable workflows. Partners with Post-Sales leadership and cross-functional teams to improve customer outcomes, renewals, expansions, adoption, and churn management. Evaluates go-to-market tools, supports onboarding and enablement, coordinates strategic initiatives, and uses data to guide operational improvements.

Manage multi-entity general ledger accounting, global balance sheet accounts, tax compliance support, intercompany transactions, multi-currency accounting, and monthly close activities in NetSuite. Prepare reconciliations, journal entries, variance analyses, consolidations, and tax schedules while partnering with Payroll, Tax, Legal, Finance, and external advisors to maintain accurate, audit-ready reporting.

Own general ledger accounting, global balance sheet accounts, intercompany transactions, tax compliance support, multi-entity month-end close, reconciliations, journal entries, consolidation, and multi-currency accounting in NetSuite. Partner with Finance, Tax, Payroll, Legal, and external advisors to maintain accurate, audit-ready reporting and improve accounting processes and controls across international entities.

Lead Post-Sales operations to scale Customer Success: design lifecycle processes, implement tools and playbooks, build reporting and automation, manage cross-functional initiatives, and support onboarding and enablement to drive adoption, retention, and growth.

Embed with the security team to build and operate enterprise security controls: develop/tune macOS EDR rules, deploy MDM and endpoint hardening, implement DLP and insider-threat detection, automate tooling and monitoring, harden SaaS infrastructure, and translate telemetry into mitigations.

Lead Persona's product security by driving the vulnerability lifecycle and threat response, building autonomous/AI security tooling, embedding security into the SDLC with product teams, and running/expanding the bug bounty and security research programs.

Build and maintain security-focused infrastructure: IAM systems, internal least-privilege access, encryption frameworks for sensitive data, supply chain security, and secure internal tooling to support safe AI usage.

Lead design and deliver Persona’s marketing website and consumer-facing digital experiences. Drive redesign from strategy through implementation, collaborate with engineering and marketing, build and steward design systems, prototype with modern and AI tools, and shape the brand’s visual system while mentoring cross-functional teams and aligning executive stakeholders.

Embed in a corporate security team to build and operate endpoint protections and insider-threat programs. Develop and tune EDR on macOS, deploy endpoint hardening and DLP controls, automate security tooling and monitoring, partner with TechOps for SaaS/security controls, translate telemetry into mitigations, and run insider threat detection and response.