InterviewHack.ai
Empezar gratis
Vacantes / Duolingo

Senior Android Engineer, Client Platform - Application Stability and Performance

Duolingo·Pittsburgh, PAsenior

En corto

  • →Liderazgo técnico en estabilidad y rendimiento de la app Android de Duolingo para 500M+ usuarios.
  • →Desarrollo de herramientas de análisis de errores, rendimiento y pruebas automatizadas para detectar regresiones antes del lanzamiento.
  • →Destacado por liderar mejoras en flujos clave como arranque de la app y optimización en dispositivos de baja memoria.

N/A

Postularme en la empresa ↗Compartir por WhatsApp

En ~1 minuto te damos: quién te entrevista, las preguntas probables con respuestas desde tu CV, y tu CV adaptado a esta vacante. Gratis, sin tarjeta.

🎧¿Llegás a la entrevista? Llevá el copiloto. Nuestra extensión escucha la entrevista en vivo y te muestra anclas de 3-4 palabras desde tu CV y tu preparación — mirás, conectás, hablás. Gratis. Ver la extensión →

¿Qué piden?

  • ✓Experiencia en aplicaciones Android a gran escala
  • ✓Habilidades comprobadas para resolver ANRs, fugas de memoria y caídas de frames
  • ✓Dominio avanzado de Kotlin, coroutines, Jetpack Compose y arquitecturas modernas
  • ✓Experiencia en optimización de tiempo de arranque, memoria y red en dispositivos de baja memoria
  • ✓Habilidades avanzadas de resolución de problemas y pasión por desafíos técnicos complejos
  • ✓Capacidad de mentoría y colaboración con equipos de producto

¿No cumplís todo? Es lo normal — tu dossier gratis te dice qué gaps tenés y cómo cubrirlos en la entrevista.

KotlinJetpack ComposeCoroutinesAndroidX Tracing LibraryPerfettoSentryAndroid VitalsMacrobenchmarkExperimentation PlatformData-Driven Decisions

¿A quién escribirle en Duolingo?

Tu dossier gratis identifica a las personas que te entrevistarían — con su background, qué valoran y cómo escribirles para destacar antes de aplicar.

Our mission at Duolingo is to develop the best education in the world and make it universally available. It’s a big mission, and that’s where you come in! At Duolingo, you’ll join a team that cares about finding innovative solutions to complex technical problems , running countless experiments (300+ at a time!) with our massive user base to make data-driven decisions, and educating our users and employees alike. You’ll have limitless learning opportunities, mentorship and collaboration with world-class minds, and a variety of projects with large scopes — while doing work that’s both fun and meaningful. Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world. About the role... As an Android engineer on our Application Stability and Performance team you’ll own the stability and performance of the Duolingo Android Learning app for millions of learners. This team builds the tooling other engineers depend on to keep the app performant like AI agent driven crash and memory analysis, coroutine system tracing, and Macrobenchmark suites that catch regressions before they ship. You'll also own the performance metrics that feed into our experiment analyses and help ensure hundreds of concurrent experiments surface any performance issues or regressions. 🧠 You will... • Lead architectural initiatives to fix the slowest parts of the app, from startup to critical learning flows • Own and evolve our performance tooling with tracing, benchmarking, and automated regression detection • Serve as a bridge between Client Platform and Product feature teams, helping them understand and act on the performance data we provide • Foster a culture of engineering excellence around performance and mentor engineers of all experience levels ✅ You have... • Worked on and shipped large scale Android applications • Experience identifying the root cause and resolving ANRs, memory leaks, dropped frames, and complex crashes • Strong Kotlin skills and deep familiarity with coroutines, Jetpack Compose, and modern architecture patterns • Experience optimizing startup time, memory, and network usage for low-memory devices • Strong problem-solving skills and a passion for tackling difficult challenges ⭐ Exceptional candidates will have... • Expertise in Android tracing tooling like the AndroidX Tracing Library and Perfetto • Experience with crash observability tooling like Sentry and Android Vitals The offered salary is dependent upon several factors, including work experience, skills, and internal peer comparisons. The posted range is subject to change in the future. For this role, base salary is supplemented by equity compensation. We encourage you to talk with your recruiter for more information related to compensation for this role! Salary Range: $182,800 — $247,300 USD Benefits: Take a peek at how we care for our employees' holistic well-being with our benefits here . Job Alerts: Sign up for job alerts her

Más empleos como este

Empleos remotos de Kotlin / Android

¿Buscando algo parecido?

Dejá tu email y te avisamos cuando salgan vacantes que coincidan con tu perfil.

No apliques sin prepararte

Investigamos quién te entrevista, adaptamos tu CV y te ensayamos en vivo — gratis la primera.

InterviewHack.ai

Preparate para la entrevista exacta: quién te entrevista, tu CV a medida y coach real.

Producto

VacantesEmpresas contratandoRevisar CV (ATS) gratis¿Cómo suena tu inglés?¿Te pagan bien?Reporte de sueldos LATAMCursos gratisBlogCV a medidaPráctica habladaEs gratis

Empleos remotos

ReactPythonFull-StackLATAMArgentinaMéxicoVer todas →

Preparate

Práctica habladaFrontendBackendAI EngineerPor empresaVendete con tu CV

Empresa

Buscás talentoAcerca deContactoPrivacidadTérminos

© 2026 InterviewHack.ai · Tu CV es tuyo. Nunca se usa para entrenar nada. · Un producto de IA-PTY

Vacantes similares activas

Senior Product Manager, Learning

Duolingo · New York, NY

→

Software Engineer, Thrive Intern

Duolingo · Pittsburgh, PA

→

Software Engineer, Intern

Duolingo · New York, NY; New York, NY; Pittsburgh, PA; Pittsburgh, PA; Seattle, WA; Seattle, WA

→

Associate Product Manager, Intern

Duolingo · Pittsburgh, PA

→