Top Tech Jobs & Startup Jobs in NYC, NY

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 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 grow a software engineering team responsible for Duolingo’s notifications product and infrastructure. Co-lead strategy with Product, drive projects from specification through experimentation and ongoing ownership, and ensure reliability, scalability, observability, and quality. Use analytics and A/B testing to improve product KPIs, establish engineering standards and OKRs, manage technical debt, remove execution roadblocks, and collaborate across product, design, research, data science, and engineering.

Own end-to-end localization programs and scalable systems across 30+ UI languages. Drive automation, tooling, workflows, metrics, quality, and throughput improvements while partnering with Product, Engineering, Design, Marketing, and language providers. Develop localization strategies, roadmaps, best practices, and engineering requirements. The role also supports international product growth, localization quality frameworks, and internationalization concepts such as Unicode handling and message formats.

Leads a product engineering team and co-owns strategy, roadmap, execution, and outcomes with product and cross-functional partners. Oversees software projects, experimentation, reliability, scalability, observability, technical quality, and operational excellence. Uses data and A/B testing to improve product KPIs, while hiring, coaching, and retaining engineers. Establishes team OKRs, prioritizes work, removes roadblocks, and fosters an inclusive, high-performing culture.

Lead development and deployment of bandit models and large-scale neural networks for monetization. Collaborate cross-functionally, drive product and business decisions, mentor engineers, and ensure scalable, high-quality ML solutions across the ML stack (training, fine-tuning, evaluation, deployment, and monitoring).

As a Senior iOS Software Engineer, you will develop and maintain native iOS applications using Swift, mentor junior engineers, and collaborate on software projects.