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Build and optimize distributed data pipelines and data lakes to normalize varied partner datasets using Apache Spark and modern data architectures.
Builds and maintains Android apps in Kotlin for mission-critical systems, including ATAK plugins and AI-integrated tools, while mentoring junior engineers and ensuring secure, reliable code.
Build and maintain native Android apps in Kotlin with Jetpack Compose, collaborating with cross-functional teams to ship features for a global sports-media product.
Build and deploy custom Shopify Plus storefronts using Liquid, HTML, CSS and JavaScript, collaborating with designers and PMs to deliver responsive, accessible e-commerce themes.
Build and maintain backend microservices in Java 17+, using Kafka for event-driven systems, REST APIs, Docker, Kubernetes, and CI/CD pipelines.
Design and build enterprise-scale data platforms using cloud services, Python, Spark, and modern data tools to enable AI-driven analytics and business transformation.
Principal Frontend Engineer leading Fresha’s React/TypeScript SPAs, optimizing performance and architecture for a global beauty & wellness marketplace.
Lead the development of modern, scalable frontend applications using TypeScript, React, and Next.js for global sports brands, while shaping engineering culture and mentoring teams.
Senior Front End Engineer builds and maintains Arbor’s React-based front-end library and React Native mobile app, migrating from ExtJs and driving user-centric features and component libraries.
Builds and maintains the Ultralytics HUB web app using Nuxt.js, TypeScript, and Tailwind CSS, creating intuitive UIs for AI model training, deployment, and data visualization.
Build secure, scalable data pipelines and AI-ready platforms for Defence customers using Python, Kafka, Spark, and Kubernetes in air-gapped environments.
Design and maintain cloud data pipelines on AWS, build ETL/ELT workflows, and optimize Snowflake data warehouses using PySpark, dbt, and SQL for analytics in regulated industries.
Design, build, and maintain scalable data pipelines and cloud-based data platforms in AWS, Snowflake, and Azure using DevOps practices, CI/CD, and infrastructure-as-code.
Build and maintain web and native apps for clients in regulated sectors, using React, Node.js, Python, and Azure while collaborating with designers and researchers.
Build and improve high-performance iOS SDKs for fraud detection and device intelligence using Swift/SwiftUI, collaborating with security researchers and backend teams.
Build and maintain the Wise iOS app, collaborating with cross-functional teams to deliver polished, responsive features for managing cross-currency accounts using Swift and modern architectural patterns.
Build and maintain iOS and Android mobile apps using native and cross-platform tools, integrating with .NET backends on GCP and collaborating with product and cloud teams.
Build and enhance iOS apps in Swift for a growing manufacturing software company, adding features and new products while collaborating with a small, agile team.
Build and maintain iOS apps using Swift, SwiftUI, and UIKit, collaborating with a team to deliver features in a modern, serverless environment.
Senior iOS engineer building and maintaining a mission-critical, offline-first app in Swift/Objective-C, mentoring peers and shaping the next generation of the product.
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