Senior backend engineer (node.js)

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Ph3bAbout The Company /b /h3pScrambly is one of the fastest-growing adtech startups in the world, featured in the AppsFlyer Performance Index and Singular ROI Index in just 3.5 years. We’re growing 250%+ YoY across revenue, team, product, and technology — fully bootstrapped and profitable. We’re building the future of app discovery: a reward-powered alternative to the App Store and Google Play. Our loyalty-driven ecosystem connects millions of users with the world’s top apps and delivers unmatched, ROI-focused growth for mobile advertisers. Our mission is to build a true alternative to traditional app stores — fueled by rewards and data — and create a new, performance-first growth engine for mobile app advertisers. /ph3bAbout The Role /b /h3pWe are looking for a Senior Backend Engineer to join the team building the core systems behind Scrambly. In this role, you will work across two key areas: user-facing product systems - solving complex scalability challenges for a platform serving millions of users globally, - and the internal platform, covering admin systems, tooling, and back-office automation that power our operations team. Your focus will be on writing robust, high-performance code and bridging the gap between product requirements and technical reality. You will work within a modern tech stack to ensure our systems remain fast, reliable, and easy to maintain as we grow. /ph3bKey Responsibilities /b /h3ulliArchitecture Development: Design, build, and maintain highly scalable Node.js (NestJS) RESTful APIs and distributed systems. Ensure seamless frontend integration and drive long-term architectural improvements. /liliQuality Mentorship: Champion clean, testable code standards and foster a culture of technical curiosity by mentoring engineers through code reviews and pair programming. /liliInfrastructure Performance: Monitor system reliability, resolve bottlenecks, manage containerized application lifecycles,



and partner with DevOps to optimize CI/CD pipelines. /liliCross-Functional Collaboration: Partner with Product, Design, and QA to translate requirements into robust technical specs, while clearly communicating technical constraints to non-technical stakeholders. /li /ulh3bRequirements /b /h3ulliExperience: 5+ years of software engineering experience, with a strong focus on Node.js and modern frameworks like NestJS. /liliSystem Design: Excellent system design skills and a solid understanding of backend architecture, RESTful APIs, and distributed systems. /liliInfrastructure: Experience with cloud platforms (GCP preferred; AWS or Azure acceptable), containerization (Docker), and orchestration/IaC (Kubernetes, Terraform, Helm). /liliDatabases Messaging: Proficiency with relational (e.g., PostgreSQL), NoSQL (e.g., Redis) databases, and message queues (e.g., RabbitMQ, GCP Pub/Sub, Redis Pub/Sub). /liliFrontend Autonomy: Hands-on experience with React, capable of implementing basic UI features for internal tools independently. /liliCollaboration: Strong communication and collaboration skills, comfortable working in a fast-paced team environment. /liliEnglish: Upper-Intermediate or higher (B2/B2+, written and spoken). You need to be able to communicate clearly in English to work effectively in an international team and participate in architectural discussions /li /ulh3bNice to Have /b /h3ulliScale: Experience in a B2C startup that has scaled to millions of users. /liliAdditional Stack: Basic proficiency in Go; able to read, write, and maintain basic Go services without starting to learn from scratch. /li /ulh3bWhat We Offer /b /h3ulliWork on systems where performance optimizations translate to immediate user impact for millions of users. /liliA culture of code reviews, knowledge sharing, and mentorship where the best idea wins. /liliA fast-paced environment where your code quickly translates into real user value. /liliWe value the stability and value of what you ship, not just the number of lines of code. /li /ul /p #J-18808-Ljbffr

Vedi l’offerta su Go Lavoro: golavoro.it/annuncio-lavoro/7f8jg8