.About us! Our open source charts and commercial libraries are used by tens of thousands of financial sites across the planet, including whales like: CME, Refinitiv, Investopedia, Crunchbase, Binance, Bitcoin.Com and many others. We're also one of the world's biggest websites (#61 to be exact, according to Alexa Rankings), visited by 100s of millions of people every year. So if you're interested in finance, chances are you'll have already seen us around the place. Our mission is to help millions of people succeed in life, whatever that means for them, by providing the highest quality information in the smartest way so they can make the best-informed decisions possible. To do this, we're looking for individuals to join a team where product quality means everything, where you'll be given the opportunity to develop your best work, and where the fruits of your labor will be seen by millions of people each and every day. Join our Spanish team We've got people all over the world, but our new Spanish office is the heart of our tech operations. So, if you're looking for a start-up, get stuck-in vibe, but with all the resources and firepower of a major scale-up, then look no further, this is the place for you! It's an exciting time to be part of Team Spain as we continue to grow and innovate. Our tech stack - Work with cutting-edge technologies We are using the latest technologies, ensuring our team works on innovative and challenging projects: JavaScript, ReactJS, TypeScript with NodeJS and Python, Django on the backend. Your mission: Under the leadership of the company's CTO, the Backend Services Architect is responsible for ensuring the efficiency, scalability and security of our company-wide distributed, scalable and highly loaded system, including product and infrastructure backend services and databases. What will you do: Architecture Design: Leading the design and development of scalable, high-performance backend architectures. Choice of technologies: Evaluate and recommend suitable technologies, frameworks and backend tools. Analysis and approval of specifications: Analyze, finalize and approve specifications and technical requirements for the development of specific team services. System integration: Collaborate with teams to integrate backend systems with frontend components, databases, third-party services and APIs. Scalability, performance and fault tolerance: Design systems that can withstand high loads, provide scalability and optimal performance. Identify and resolve internal systems performance bottlenecks through profiling, optimization, and tuning. Code quality and standards: Develop standards and implement best practices and recommendations to maintain high quality and readability of code. Documentation: Responsible for maintaining technical documentation for internal systems, including architecture diagrams, API specifications, storage system descriptions, and deployment procedures