Jobs at Duolingo

As a Staff Product Designer at Duolingo, you'll lead design projects, collaborate with teams, and enhance user experiences using AI tools. Drive the design strategy and craft user-friendly, engaging experiences for the Duolingo language app.

The Staff Product Designer will enhance user experiences in the Duolingo app, collaborate with teams, and lead design efforts while focusing on quality and creativity.

Build and operate reliable, scalable backend services and infrastructure. Collaborate with product, design, mobile, data science, and machine learning teams; own complex technical problems from design through production; lead project priorities and milestones; and maintain systems supporting score calculation, learning engagement, advertising, and observability.

Build and operate reliable, scalable backend services and infrastructure for Duolingo’s advertising systems. Responsibilities include collaborating with product, design, data science, machine learning, and ad operations; designing, developing, releasing, and maintaining backend systems; and owning project priorities and milestones through production. The role requires strong backend fundamentals, systems thinking, and experience with Java, Python, or Kotlin and database technologies.

Owns complex, cross-functional programs from definition through launch and scale. Designs durable workflows, coordinates Engineering, Product, and Content teams, manages dependencies and risk, establishes SLAs and KPIs, builds decision frameworks, partners on technical roadmaps and tooling, and measures outcomes. The role focuses on reducing launch time, improving quality and efficiency, and converting successful pilots into scalable systems serving millions of users.

Leads complex, cross-functional scaling programs from definition through launch and ongoing optimization. Designs durable workflows, standards, tooling, and operating cadences that improve launch speed, quality, efficiency, and reliability. Partners with Engineering, Product, Learning & Curriculum, Content, and Finance to manage dependencies, risk, KPIs, SLAs, decision frameworks, and business cases. Measures outcomes, conducts post-launch assessments, and converts successful approaches into scalable systems for millions of users.

The Head of Influencers & Community will strategize and execute on user-generated content, partnerships, and community engagement for growth. They will lead a team to optimize influencer programs and advocate networks, driving measurable business outcomes and connecting community activities to business results.

Develop, train, fine-tune, deploy, and monitor large-scale ML models (LLMs, speech, TTS, multimodal). Collaborate with cross-functional teams, run extensive experiments and evaluations, influence product strategy, and mentor engineers to deliver scalable, high-quality AI solutions.

As Head of Influencers & Community, you will lead the strategy for influencer engagement, community growth, and user-generated content to drive measurable growth for Duolingo. Your role includes building partnerships, designing loyalty programs, and collaborating across teams to ensure community-driven initiatives support brand expansion.

The Senior Director of Creative Marketing will drive brand building strategies, lead creative teams, and collaborate on integrated marketing campaigns to enhance Duolingo's brand impact.

Build and deploy ML solutions for Duolingo Video Call, including LLMs, speech recognition and TTS. Lead model training, fine-tuning, RL, evaluation, deployment, monitoring, cross-functional collaboration, and mentorship to improve learning experiences at scale.

Lead Duolingo's creative vision for marketing, driving culturally resonant campaigns while mentoring a team of creatives and collaborating across departments to enhance brand impact.

Lead a team of 6–10 data scientists to drive user acquisition, activation, retention, and reengagement through experimentation, forecasting, ML, and business intelligence. Set analytical vision, build forecasting systems and metrics, embed data scientists in product teams, influence leadership with clear narratives, and hire and develop high-performing talent.

Lead Data Science for User Growth: set analytical vision, manage and grow a 6–10 person team, design and interpret experiments, build forecasting systems, drive BI and metrics, partner cross-functionally, translate analyses into leadership-ready recommendations, and hire top talent.

Lead Duolingo Ads in the Central region: set regional strategy, build pipeline, cultivate senior brand and agency relationships, close complex deals, partner cross-functionally to shape pricing, packaging, and product, and establish repeatable sales systems and standards.

Lead product strategy and improvements for the Duolingo English Test, including user acquisition, monetization, security, test development, and global scaling. Partner with engineering, AI research, design, marketing, and other teams to improve the testing experience. Conduct qualitative and quantitative research, use data to validate ideas, guide feature development, and deliver innovative product changes for learners worldwide.

Develop strategies, assess markets and opportunities, establish success metrics, and guide prioritization across Growth, Language Learning, Monetization, and other functions. The role partners with product, engineering, design, marketing, partnerships, data science, and finance teams to turn insights into scalable systems and accelerate company priorities.

Lead design of playful, user-focused experiences across Duolingo's mobile apps, web, and communications. Drive large workstreams, create high-fidelity prototypes, mentor peers, collaborate with PMs and engineers, and refine UI, animation, copy, and brand to deliver delightful learning experiences.

Lead and scale Duolingo's Math engineering org, drive product and technical strategy, partner with Product/Design/Learning/AI, build leadership bench, and deliver high-velocity, experiment-driven, LLM-enabled education products while ensuring operational excellence and hiring/talent decisions.

As a Senior iOS Engineer, you will develop features for Duolingo's short-form lessons, collaborate on software projects, mentor junior engineers, and optimize applications. Responsibilities include building iOS apps in Swift and enhancing user engagement in educational content.