Senior Full-Stack Engineer

Join to apply for the Senior Full-Stack Engineer role at Appodeal, Inc. 4 days ago Be among the first 25 applicants Join to apply for the Senior Full-Stack Engineer role at Appodeal, Inc. Get AI-powered advice on this job and more exclusive features. Appodeal is a dynamic US-based product company with a truly global presence. We have offices in Warsaw, Barcelona and Virginia along with remote team members located around the world. Our company thrives on diversity, collaboration, and innovation, making us a leader in the mobile app monetization space. Why Appodeal? At Appodeal, we're more than just a company—we're a team united by a common mission: to help every person discover and grow their talents We take pride in our cutting-edge product and our internationally dispersed team of talented professionals. Here's what we value, and what we hope you do too: Continuous Learning and Growth: We are passionate about learning, growing personally, and building rewarding careers. Making an Impact: We are committed to building a history-defining company that leaves a lasting impact on the mobile app industry. Solving Exciting Challenges: We tackle complex problems every day, supported by a team of world-class professionals and mentors. Enjoying the Journey: We believe in having fun while working toward our goals. As a Senior Full-Stack Engineer at Appgrowth, you'll be instrumental in building and scaling our Demand Side Platform (DSP) runtime infrastructure. You'll work on both the performance-critical backend systems and modern frontend interfaces that power our advertising technology platform. What you'll be doing: Build and optimize high-performance DSP runtime systems handling real-time bid processing Develop responsive frontend applications for campaign management and analytics dashboards Architect and implement APIs connecting frontend interfaces with backend services Work on performance-critical components requiring low-latency, high-throughput processing Collaborate on system architecture decisions as we evolve our technology stack Integrate with external ad exchanges and demand sources Maintain and improve our existing Python-based UI What we expect from you: 5+ years of full-stack development experience with strong frontend capabilities Advanced frontend skills: 4+ years with React, modern JavaScript/TypeScript, and responsive design Backend versatility: Experience with Python plus interest/experience in Rust or JVM languages (Java, Scala, Kotlin, Clojure) Database expertise: Strong SQL skills with PostgreSQL, ClickHouse, or similar analytical databases API development: Experience with high-performance frameworks (FastAPI, Flask, or equivalent in other languages) Real-time systems: Experience with Kafka, Redis, or similar messaging/caching technologies DevOps familiarity: Docker, Docker Compose, and CI/CD practices Performance mindset: Understanding of optimization techniques for both frontend and backend Communication: Strong English skills for cross-team collaboration Bonus points: Experience with ad tech, RTB, or programmatic advertising Knowledge of functional programming concepts Experience with time-series databases or analytics platforms Understanding of microservices architecture Why Appgrowth? We're a product-led company operating at the cutting edge of mobile growth and programmatic media. Here's why people love working with us: Work with a world-class team of DSP and mobile marketing experts; Accelerated career growth and high ownership from day one; Fully remote culture with flexible work hours; Transparent environment with a strong focus on innovation and impact Apply now and become part of our team in Barcelona With an outstanding product and a mission that excites and inspires, Appodeal offers a unique opportunity to make an impact while being part of an amazing team. Join us and help shape the future of mobile app success Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Appodeal, Inc. by 2x Get notified about new Full Stack Engineer jobs in Barcelona, Catalonia, Spain . Mid-Level Full Stack Developer - Fullstack Developer Full Stack Django Developer (Fully Remote) Frontend Engineer, React - Quick Commerce Frontend Engineer, React - Quick Commerce We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr