Executive Purchase in Amsterdam

About BlockTech BlockTech is a fast-paced algorithmic trading firm at the frontier of global cryptocurrency derivatives and spot markets. We trade 24/7 across some of the most data-rich, fast-moving venues in finance, and we use that data to build smarter models, sharper signals, and more adaptive systems. Crypto is one of the few markets where a researcher can still meaningfully move the edge. The data is abundant, the microstructure is novel, and the feedback loop between a research idea and live PnL couldn’t be shorter. We’re growing fast, and we’re looking for a Quantitative Researcher with a strong machine learning toolkit to help us push that edge further. The role As a Quantitative Researcher on our trading floor, you’ll own ideas end-to-end from hypothesis and dataset construction through feature engineering, model training and backtesting, all the way to live deployment, monitoring, and iterative improvement. You’ll sit shoulder-to-shoulder with Quantitative Traders and Quantitative Analysts, and your work will directly drive how we price and trade. You will: Collaborate closely with traders to translate research insights into systematic trading strategies Design, develop and deploy models for price prediction, signal generation, execution, and anomaly detection across crypto derivatives and spot markets using state-of-the-art AI and ML techniques. Build robust trading, backtesting and research infrastructure alongside our engineers, so promising ideas can move into production quickly and safely Own models in production: monitoring live performance, diagnosing decay, and iterating on what you ship What we're looking for A strong academic background in a quantitative discipline (Mathematics, Physics, Statistics, Computer Science, Econometrics, ML/AI, or similar), typically a PhD or an MSc with strong research experience Fluency in Python and the modern ML stack (PyTorch and/or TensorFlow, scikit-learn, NumPy, pandas) A deep, intuitive grasp of overfitting, g

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. We are seeking a versatile marketing leader to manage our marketing engagement across Europe. As our first local marketing person in the region, you will design and execute a comprehensive GTM strategy that accounts for the diverse cultural, economic, and linguistic landscape of Europe. You will be responsible for identifying high-growth clusters, navigating complex regulatory environments, and building a unified brand voice that resonates across multiple borders. Your work will span social, influencers, partner, and event marketing. You will be the fulcrum of all the region's outbound activity. Location: Netherlands (plus a few weeks at HQ for an extended orientation) You Will: Holistic Regional Strategy: Design a scalable marketing framework that can be adapted for Tier 1 European markets (high volume/established) and Tier 2/3 markets (high growth). Localized Content Ecosystem: Oversee the "transcreation" and localization of all marketing assets. While English is our core working language, you will ensure our brand voice translates with native-level nuance across key European regions, leveraging your German or French skills where applicable. Agile GTM Execution: Lead product launches acro

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Developer Relations Manage r you will own the strategy, execution, and outcomes for Roblox developer growth strategies of Europe. You will work directly with publishers, developers, emerging studios, and industry partners across Europe to drive adoption, accelerate development, and build long-term ecosystem relationships. You will serve as a strategic partner to developers, represent Roblox at industry events, and collaborate cross-functionally with Product, Marketing, Creator, and International teams to scale Roblox as a destination for high-quality, game development. You Will: Proactively set team goals, monitor progress and conversation trends with key partners. Partner with data scientists, product, engineering and leaders across the company. Become the voice of your partners, identifying and quantifying the critical action items that will impact our product growth in the region. Communicate risk factors of the region and make difficult decisions. Actively share reports to reflect the impact of your work with the company. You have: Based in the Netherlands or willing to relocate. 6+ years of experience in technical project management. Able to proactively communicate wit