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Full Stack Developer (Node.js & React) – Mobile Applications - madrid
Build modern mobile apps with React, Ionic, and Node.js backends, using TypeScript and AI-assisted tools like GitHub Copilot.
Software Engineer
Build and optimize Java backend services and JavaScript frontend apps to analyze video-streaming user behavior and deliver real-time analytics for media platforms.
UI/UX & Visual Designer (Mid-Level)
Designs mobile-first, conversion-focused websites and landing pages, plus logos and marketing assets for a global media company specializing in gaming, finance, and tech.
Full-Stack Engineer — Python + Web (AI-Augmented, Human-in-the-Loop)
Build and maintain a Python/React web platform that tags food ingredients for allergies and diets, using AI tools under strict human-in-the-loop review to ensure safety and correctness.
Full Stack Engineer App Developer (React Native & Kotlin)
Build and maintain Android mobile apps for a transport management system using React Native and Kotlin, integrating APIs and optimizing performance.
Software Engineer, Data Infrastructure & Acquisition - Paris, France
Build and scale data pipelines to collect and process petabyte-scale audio/text datasets for training Speechify’s AI models, using GCP, Terraform, and Python.
Software Engineer, Data Infrastructure & Acquisition - Bordeaux, France
Build and scale Speechify’s petabyte-scale data ingestion pipeline on GCP, sourcing audio/text data and collaborating with AI scientists to train next-gen text-to-speech models.
Software Engineer - Android
Build and maintain the Android app for Too Good To Go’s B2B Retail Platform using Kotlin, Jetpack Compose, and MVVM to help retailers track and redistribute surplus food.
Mid to Senior Level Localization Engineer
(L10n) Localization Engineer – Phone, PC & Tablet Seniority: Mid to Senior Level Team: POD Localization / L10n Engineering Contract : 12 months (with potential extension based on performance) Client : A leading…
Inventory Control & Quality Assurance Analyst
Oversee inventory accuracy and quality assurance for an e-commerce food and retail platform, conducting cycle counts, audits, and root-cause analysis to reduce defects and losses in fulfillment operations.
Senior Frontend & Mobile Engineer
Build responsive web and mobile experiences for a next-gen entertainment platform blending gaming, social media, and AI-driven features using React, React Native, and modern tooling.
Product Marketing Student Assistant, Copenhagen
Vivino is the world's largest wine marketplace. More than 74 million people use us to find a bottle they will love. As our new Product Marketing Student Assistant, you will write the messages that reach them: the…
Senior Android Developer
Develops Android infotainment software for automotive systems, adapting apps to new car platforms with a focus on connected vehicle features using Java/Kotlin, AOSP, and modern architectures.
Software Engineer II - Android
Build and maintain Android apps for McDonald’s digital ordering and customer experience using Kotlin/Java and agile practices.
Java Developer
Build and maintain secure Java-based systems for government digital projects using Spring Boot, AWS, and Angular in a hybrid Leeds role.
Senior Kotlin/Android Developer
Build and ship Android features in Kotlin, mentor junior engineers, and drive best practices within a cross-functional team.
Part-Time Lead Engineer — Android/Kotlin & AI Backend
Lead Engineer builds Android/Kotlin apps and Node.js backend services, integrating AI features while collaborating with the founder and team.
Senior Full Stack Software Developer
Build full-stack apps using .NET/C# and Python, with Angular/Vue.js frontends and Azure cloud services, while designing robust APIs and databases.
Junior+ QA Engineer
QA Engineer tests new features and releases for an EdTech marketplace platform, ensuring smooth user experience for students and tutors across multiple countries.
Principal Software Engineer, Gameplay - Teamfight Tactics
Principal Software Engineer at Riot Games builds core gameplay features and systems for Teamfight Tactics using Unreal Engine, C++, and cross-platform tools, while collaborating with artists, designers, and other engineers.