Top Tech Jobs & Startup Jobs in NYC, NY

Leads Thunderbird’s finance function, overseeing accounting, FP&A, tax, treasury, reporting, revenue recognition, controls, budgeting, forecasting, and finance operations. Manages the finance team, strengthens systems and workflows, supports international and partner-led commercial arrangements, and advises organizational leaders on financial risks, tradeoffs, and decisions. The role is fully remote and requires substantial North American working-hour overlap, with periodic domestic or international travel.

Leads Thunderbird’s accounting and finance function, including financial reporting, FP&A, budgeting, forecasting, tax, treasury, revenue recognition, controls, and finance operations. Manages the finance team, strengthens systems and workflows, oversees international and partner-led financial arrangements, and advises senior leaders on risks, performance, and strategic decisions. The role is fully remote with required time-zone overlap and periodic domestic or international travel.

Leads Mozilla’s European policy communications strategy, translating complex issues involving privacy, AI, competition, open source, and internet regulation into compelling public narratives. Builds relationships with journalists, policymakers, advocates, and influencers; develops press materials, policy statements, speeches, and executive briefings; prepares spokespeople for high-stakes engagements; advises senior leaders; and manages proactive, reactive, and crisis communications across regions.

Maintain and mature Mozilla's ISMS and support ISO 27001 and SOC 2 Type 2 audit programs. Author system descriptions and policies, manage risk treatment plans, track remediation, support internal audits, and partner with Engineering, Legal, Privacy, and Product to drive control ownership and audit readiness.

Maintain and mature Mozilla's ISMS, support ISO 27001 and SOC 2 Type 2 audits, author compliance narratives, track remediation, lead policy program, scale compliance for products, and partner with cross-functional teams to drive control ownership and audit readiness.

Design and implement experiments deep within browser engine subsystems, including DOM, layout, rendering, accessibility, JavaScript runtimes, and networking. Investigate browser behavior, prototype capabilities for programmatic web interaction, measure performance and correctness, profile overhead, and document results. The role requires hands-on systems engineering, browser platform expertise, large-codebase development, and collaboration on AI-agent tooling.

Leads architecture and development of Thunderbird’s web-based Services products, including calendar and secure file storage offerings. Responsibilities include writing code, prototyping, selecting technologies, developing analytics and infrastructure, solving complex problems, guiding product direction, mentoring engineers, and improving scalability and sustainability. The role collaborates across engineering, product, design, QA, Mozilla, and open-source communities in a fully remote environment.

Lead architecture and technical direction for Thunderbird’s web-based Services products, including calendar and secure file storage offerings. Responsibilities include writing code, prototyping, making technology decisions, developing analytics and infrastructure, solving complex problems, mentoring engineers, collaborating across product and design teams, and improving system scalability and maintainability. The role also contributes to product growth, open-source collaboration, and data-informed decisions within a fully remote international team.

Architect, build, and own Mozilla’s Salesforce platform supporting enterprise sales and revenue operations. Responsibilities include designing data, security, sharing, and business-process models; developing with Salesforce Flow, Apex, SOQL, and Lightning Web Components; integrating Salesforce with NetSuite, BigQuery, and other systems; establishing CI/CD, testing, governance, and release practices; and creating secure MCP and AI-agent integrations. The role partners across Sales, Finance, Legal, Security, and IT while leading platform reliability, support, and long-term technical strategy.

Manage strategic Firefox Enterprise accounts in France by building customer relationships, driving adoption, overseeing renewals and retention, identifying expansion opportunities, tracking account health, and coordinating internal teams to resolve issues and deliver customer success. The role requires fluent English and French, enterprise SaaS or platform account management experience, negotiation skills, and travel within France.