Top Tech Jobs & Startup Jobs

Lead design-engineering for Thunderbolt by turning ambiguous AI product ideas into prototypes and production-ready front-end experiences. Build prototypes in the codebase, define AI interaction patterns, improve usability/accessibility, create reusable components and design-system elements, and partner with cross-functional teams to ensure enterprise readiness, security, and user trust.

Build functional prototypes and production-quality front-end experiences for Thunderbolt, an open-source AI client. Translate ambiguous ideas and enterprise needs into usable workflows, interaction patterns, and AI-powered product experiences. Collaborate with product, design, engineering, and enterprise teams; contribute code, reusable components, design-system elements, accessibility improvements, and user-centered guidance around trust, privacy, security, permissions, and responsible AI.

Lead Mozilla Firefox’s global Marketing Data Science strategy and roadmap. Own measurement for attribution, ROI, campaign performance, brand impact, retention, and lifetime value. Develop capabilities for budget optimization, causal lift testing, audience segmentation, reporting, dashboards, scalable data models, and internal tools. Lead and develop the team, prioritize complex workstreams, partner with marketing and data science leaders, communicate actionable insights, and responsibly evaluate emerging AI tools.

Lead Mozilla Firefox’s Marketing Data Science strategy, roadmap, and team capabilities. Own global marketing data strategy, attribution, ROI and campaign measurement, budget optimization, lift testing, brand impact analysis, retention and lifetime-value modeling, audience segmentation, reporting infrastructure, dashboards, data models, and internal tools. Mentor talent, prioritize complex initiatives, communicate insights to varied stakeholders, and responsibly evaluate AI tools that improve marketing workflows and support business growth.

Define and execute Firefox Desktop search strategy across Windows, macOS, and Linux. Own roadmap, experimentation, search engagement, revenue outcomes, AI integration, and success metrics. Partner with Data Science, Business Development, Engineering, Research, and Design to deliver privacy-respecting search experiences, manage partnerships, balance user and business objectives, and guide strategic planning.

Leads a distributed frontend engineering team responsible for Firefox Desktop user interface improvements. The manager drives technical decisions, project delivery, quality, monitoring, maintainability, engineering processes, hiring, mentoring, feedback, and team development. They collaborate with Product, UX, QA, Operations, and Data Science, manage risks and trade-offs, communicate with senior leadership, and deliver user-facing experiences across concurrent initiatives.

Lead backend development and operate services end-to-end: design, implement, deploy, monitor, and troubleshoot cloud-based back-end systems. Participate in on-call rotation, collaborate with frontend, CloudEng, and product teams, conduct code and security/privacy reviews, and mentor junior engineers.

As a Senior Solutions Engineer, you'll support enterprise clients in DACH by leading technical solutions, managing relationships, and ensuring secure deployments of Firefox Enterprise.

The role involves building the sales pipeline, managing the full sales cycle, and establishing relationships with enterprise clients across DACH for Firefox Enterprise.

Lead and mentor a backend engineering team building privacy-respecting Firefox Suggest Ads systems. Drive delivery of partner integrations, experimentation, measurement, reliability, and product integrations while partnering with Product, Data, Privacy, and other stakeholders. Hire, onboard, and create a healthy team culture focused on maintainable, secure, and privacy-aligned software.