Fullstack Software Engineer (JS/TS | Ad-Tech)

At Digital Turbine, we make mobile advertising experiences more meaningful and rewarding for users, app publishers, and advertisers — intelligently connecting people in more ways, across more devices. We provide app publishers and advertisers with powerful ads and experiences that captivate consumers, fuel performance, and help telecoms and OEMs supercharge awareness, acquisition, and monetization. In a rapidly evolving industry, we are constantly innovating and creating better paths of discovery to connect consumers, publishers, and advertisers across the mobile ecosystem.Please note that Digital Turbine is a hybrid work environment-only candidates local to the posting location will be considered.About The RoleWe’re looking for a Mid-Level Fullstack Software Engineer with a core competency in front-end application development to join our growing ad-tech engineering team in Warsaw Technology HUB.You’ll build and maintain intuitive, performant and scalable user interfaces while contributing across the entire technology stack. Our technology platform connects app publishers, advertisers, carriers, and device manufacturers to help deliver apps and content to millions of devices across the world. We make mobile app discovery more meaningful, efficient and rewarding, helping the users find what they need, when they need it.If you enjoy combining clean code, modern tech and big data challenges to create real-world impact in digital advertising, we’d love to hear from you.Key ResponsibilitiesBuild, optimize, and maintain modern web applications using React, Vue, or Angular (depending on stack)Design and develop RESTful or GraphQL APIs and integrate front-end components with backend servicesWork with server-side frameworks such as Node.js, Express, Elixir or Python Collaborate with cross-functional teams (Product, Engineering, Data Engineers and Data Scientists, DevOps, QA) to deliver end-to-end featuresWrite clean, testable, maintainable code and participate in code reviews, requirements and architecture and discussions, to ensure code quality and knowledge transfer across the teamEnsure excellent performance, scalability, and maintainability of the front-end codebaseContribute to the team’s technical direction by sharing feedback and ideas to improve requirements, architecture, coding practices, and deployment workflowsContribute to improving our monitoring, and observability practicesRequirements2+ years of professional experience as fullstack or front-end engineerString expertise in modern JavaScript/TypeScript and front-end frameworks (React/Vue/ Angular)Experience with backend development in Node.js, Python, or other JVM core languagesSolid understanding of REST/GraphQL APIs, authentication, and authorization patternsFamiliarity with relational and NoSQL databases (PostgreSQL, MySQL, MongoDB, etc.)Hands-on experience with Git, CI/CD and automated testingUnderstanding of cloud infrastructure (GCP, AWS, or Azure), and containerization (Kubernetes, Docker)Strong communication skills and collaborative mindsetNice to Have One or more of the following will be an advantage:Experience with design systems or component librariesExposure to Android development (Kotlin or Java)Familiarity with microservices and event-driven architectures.Experience with message brokers (Kafka, RabbitMQ)Knowledge of testing frameworks (JUnit, Mockito, Jest, Cyprus)Infrastructure as Code (IaC) experience (Terraform, Ansible, CloudFormation)Interest in real-time bidding (RTB), campaign management systems, or data streamingPassion for system performance, scalability and data-driven optimizationWhy You’ll Love Working HereCompetitive salary and benefitsFlexible hours and hybrid optionsA friendly and modern workspace right in the center of Warsaw (Warsaw Spire)Work with cutting-edge ad-tech and modern engineering toolsProfessional growth opportunities and mentorshipA collaborative, inclusive, and high-impact teamAbout Digital TurbineDigital Turbine (NASDAQ: APPS) powers superior mobile consumer experiences and results for the world’s leading telcos, advertisers and publishers. Our end-to-end platform uniquely simplifies the ability to supercharge awareness, acquisition and monetization — connecting our partners to more consumers, in more ways, across more devices.The company is headquartered in Austin, Texas, with global offices in New York, Los Angeles, San Francisco, London, Berlin, Singapore, Tel Aviv, and other cities around the world, serving top agency, app developer, and advertising markets.We are honored to have achieved numerous awards as an employer of choice, around the world, including: BuiltIn's Best Places to Work Awards in 2022, 2023 and 2024, DUNS 100 Best Places to Work in Tech for 2023 and 2024, and BDICode's 100 Best Companies to Work in 2024.Digital Turbine is an equal opportunity employer committed to exemplifying diversity and inclusion around the world. We welcome people of different backgrounds, experiences, abilities, and perspectives. We embed diversity in our mindset, products, and teams to empower an inclusive, equitable, and culturally fluent environment. Building and continuously fostering this culture within our teams makes us better collaborators, partners, and innovators.Digital Turbine will process the information you provide during the application process in accordance with the Digital Turbine Global Recruitment Privacy Notice.