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Build and maintain an AI-driven ad-tech platform using JavaScript/React and Node.js/Python, optimizing performance and user experience across the full stack.
Build and ship full-stack features using Next.js and NestJS, owning end-to-end delivery of scalable marketing platforms and internal tools.
Build and improve an in-house lead-generation platform using PHP/MySQL and JavaScript, integrating AI features and APIs to scale performance marketing for EU/NA partners.
Designs and maintains secure, high-performance backend services and APIs for a global mobile performance marketing platform.
Builds Go backend services and Angular frontends for out-of-home media campaign management platforms.
Builds backend services in Go and front-end interfaces with Angular for out-of-home advertising platforms.
Build and own full-stack features for Bol's ad-tech platform using React, Next.js, Angular, Kotlin, Java, and Spring.
Builds and maintains Go backend services and Angular frontends for Broadsign’s global out-of-home advertising platform, optimizing campaign workflows for media agencies.
Build and maintain a marketing-creative platform using JavaScript, Node.js/Python/Rails, and cloud services to automate asset production and campaign launches.
Build and run full-stack features for Bol’s marketing and ad platform using React, Next.js, Angular, Kotlin, Java, and Spring to match buyers with products and optimize ad campaigns.
Designs and builds scalable backend services and APIs for a global mobile performance marketing platform, ensuring reliability and security across 65+ countries.
Build and optimize a global programmatic digital-out-of-home DSP using Go backend services and Angular frontends for campaign management workflows.
Builds and maintains Go backend services and Angular frontends for a programmatic digital-out-of-home DSP, enabling global media agencies to manage ad campaigns.
Build and maintain back-end systems, APIs, and databases for a digital agency, integrating marketing automation and data pipelines while collaborating with marketing teams.
Builds and maintains Java-based internal tools for automating ad campaigns and tracking conversions in a cloud-centric marketing automation stack.
Freelance backend developer building cloud-native marketing tech solutions using .NET, Java, or Python on Google Cloud Platform.
Build and optimize a cross-media audience measurement platform using Kotlin/Java (Spring Boot), RDS, Elasticsearch, Kafka, and AWS, serving clients like Google and P&G.
Build and scale Java Spring Boot services that process thousands of requests per second to deliver clean, reliable e-commerce marketing data for Shopify stores and agencies.
Build and maintain Deployteq’s online marketing platform using PHP, MySQL, and JavaScript, while providing second-line support and guiding junior developers.
Build and maintain data pipelines in Python to ensure high-quality B2B lead data for a fast-growing marketing platform.
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