Staff Back-End Engineer - Preply

OverviewAs a Staff Engineer on the Learning Teams, you will shape and own the technical roadmap for AI-enabled, media-rich learning experiences.You’ll drive end-to-end initiatives, guide architecture for a scalable platform, and collaborate across product, engineering, and business stakeholders to deliver measurable outcomes.You’ll elevate engineering practices, mentor senior engineers, and influence tech decisions that impact learners and tutors worldwide.This role offers a chance to shape how we build and evolve learning experiences at scale with impact.Compensaciones / Beneficiosmonthly lessons allowanceLearning & Development budgethealth insurancerelocation package to Barcelonamental health support platformsgym access via GympassResponsabilidadesShape and co-own the Learning Teams’ engineering strategy and roadmap with leadership alignmentLead end-to-end strategic initiatives translating product vision into technical executionEvolve architecture and core services for scalability, reliability, and cost efficiencyImprove developer experience and engineering practices through RFCs, post-mortems, and quality frameworksMentor and influence senior engineers, tech leads, EMs, and hiring panels while remaining hands-on for critical workMake build-vs-buy decisions and lead vendor/tooling evaluations and negotiationsRequisitos principalesStrong foundation in software engineering and architecture for large-scale systemsFull-stack proficiency across frontend, mobile, backend, APIs, and data flowsHands-on experience with proofs-of-concept, rapid iteration, and technical validationExcellent communication and leadership skills; able to influence without formal authorityProven track record of end-to-end ownership from scope to operational stabilityAnalytical and creative problem-solving with ability to evaluate trade-offs under uncertaintyExperience across domains: feature development, architecture evolution, migrations, and process improvementsDomain interest in AI/ML, media/video platforms, data infrastructure, or QA/test-automation at scalestrong communicationleadership and mentorshipability to influence without authorityarchitecture and systems design for large-scale platformsfull-stack developmentproofs-of-concept and rapid prototyping

across frontend, mobile, backend, APIs, and data flowsHands-on experience with proofs-of-concept, rapid iteration, and technical validationExcellent communication and leadership skills; able to influence without formal authorityProven track record of end-to-end ownership from scope to operational stabilityAnalytical and creative problem-solving with ability to evaluate trade-offs under uncertaintyExperience across domains: feature development, architecture evolution, migrations, and process improvementsDomain interest in AI/ML, media/video platforms, data infrastructure, or QA/test-automation at scalestrong communicationleadership and mentorshipability to influence without authorityarchitecture and systems design for large-scale platformsfull-stack developmentproofs-of-concept and rapid prototyping

OverviewAs a Staff Engineer on the Learning Teams, you will shape and own the technical roadmap for AI-enabled, media-rich learning experiences. You’ll drive end-to-end initiatives, guide architecture for a scalable platform, and collaborate across product, engineering, and business stakeholders to deliver measurable outcomes. You’ll elevate engineering practices, mentor senior engineers, and influence tech decisions that impact learners and tutors worldwide.