.Senior Software Engineer, Python (Blockchain)Barcelona, SpainWho we areWe simplify wealth creation. Founded in 2014 in Vienna, Austria, we're here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything platform empowers both first-time investors and seasoned experts to invest in cryptocurrencies, crypto indices, stocks, precious metals, and commodities with any sized budget, 24/7. Our global team works across different cultures and time zones, bringing our products to more than 4 million customers, making us one of Europe's safest and most secure platforms that powers modern investing.Headquartered in Austria but operating across Europe, our products are built by fast-moving, talented, "roll-up-your-sleeves-and-make-it-happen" kind of people. It's these diverse perspectives and innovative minds operating as ONE TEAM that keep us at the cutting edge of our industry. So if you're someone who thinks big, moves fast, and wants to make an impact right from day one, then get ready to join our industry-changing team. Let's go!Your missionSitting at the heart of our crypto offering, our Blockchain team takes care of the seamless integration of cryptocurrencies into our brokerage and white label solution. With over 25 million end users, you'll be ensuring that everyone can easily deposit, trade, and withdraw their crypto assets to generate their own wealth.What you'll doWork directly on integrating and maintaining Crypto Nodes and services that interact with various parts of the Crypto ecosystem.Develop clean, scalable, and maintainable solutions for high-performance backend systems in Python.Build event-driven architecture hosted on AWS with Kafka.Build strong relationships across various engineering squads and happily discuss topics and challenges.Join a team of highly skilled and eager engineers to collaborate with and hone your skills.Who you areYou have strong Python and REST API knowledge built up in product-based companies, with a good understanding of type hints and annotations to improve code quality, readability, and maintainability.Experience with using relational or NoSQL databases (e.G., PostgreSQL, MySQL, DynamoDB), high-level knowledge on API design, and various methods of network communication.You are enthusiastic about the cryptocurrency industry and technology, with a good understanding of how popular blockchain networks work.Solid understanding of event-driven systems design, including event streams and message brokers (e.G., Apache Kafka, RabbitMQ).Familiarity with any of the following are huge bonus points: AWS Services, trading/markets, DevOps infrastructure, Infrastructure-as-Code, AI, smart contracts, Cryptonodes, Web3.You're either already based in Vienna or eager to relocate to Vienna (with our assistance) to join our Blockchain team at Bitpanda HQ