Backend Systems Architect

We are a small London startup with the ambition to change education with ML-powered tutoring. Our flagship product is a mobile application for teaching English to intermediate and advanced learners.We're on the verge of solving one of the biggest challenges in education - making high-quality, personalised learning accessible to everyone. What was once technologically impossible is now within our grasp.We're looking for a Senior Full Stack Developer to join our growing development team.What you will do Design and implement a new high-scale system for millions of users.Build convenient CI/CD processes and testing pipelines to support quick iterative development and system stability.Work on ML model development with our team to build robust data pipelines and deploy ML models.Analyse large corpora of data and build real-time recommendation systems.Work with large amounts of data in different modalities (text, video, images, audio)Work in a very cross-functional team, side by side with, Role: Senior Python Backend EngineerLocation: London King's Cross - full time on site Salary: up to £200k base + equityWe are partnered with a high-growth AI-driven platform that helps large enterprises automate complex, data-heavy workflows. The company is well-funded..., Role: Lead Backend Software EngineerLocation: London/Newcastle - Hybrid Office & HomeWho Are We?mkodo builds world class apps, middleware and digital products in the global lottery, betting, and gaming space.We have an open, supportive, dynamic culture where talented people..., We are looking for Sr. Python developer for our Banking partner in Bromley, UK ! Full-time role with Ascendion (AI-first, 30% YoY growth, FS focused)3 days onsite role in BromleyThis role is suited to a Senior Software Engineer with experience building enterprise-wide...

mobile developers, product managers, ML engineers, and designers.Essential skills Build high-load applications from scratch.Deep knowledge of AWS.Architecture planning and estimation skills (time, users, traffic, money, algorithmic complexity, cache, etc.).Architecture scalability and simplicity.Research skills (new APIs, libraries, services, and their estimations).CI/CD automation pipelines.Proficiency with Terraform and Docker.SOLID, KISS principles, decomposition principles, and resolving monolith vs. microservices trade-offs.Experience with SQL and NoSQL databases.Best practices in building scalable mobile APIs (REST, HTTPS, etc.).Good principles of security management (secrets, protocols, etc.).Experience with some Python web frameworks (Django, Flask, FastAPI, etc.).Desirable Skills Can speak, or learning to speak, more than one languageExperience with real-time databases.Experience with in-memory databases.Experience with frontend frameworks.Experience in developing educational products.Knowledge-sharing experience (tech talks, articles, YouTube videos, etc.).Experience (even non-production) with different types of programming languages: interpreted, compiled, with garbage collection, manual memory management, reference counting memory management, etc.What we can offer A real-deal startup adventure: you'll be hopping on a major project while it's still in the works!A crew all about people and products.Work from our London office.Freedom to suggest, implement, and test ideas.Unlimited learning & development budget.We also offer substantial relocation assistance to support your move, if required.Interview Process Intro call3 technical interviews, which will all coverProblem SolvingArchitecture Design and Product DesignDomain/Platform KnowledgeAfter all interviews, we would like to invite you to work with us in our London office for 1-2 paid test days. If everything goes well, we will make an offer to the successful candidate. Similar jobs, THE ROLE We're seeking a talented and ambitious Developer to join us as Senior Software Engineer, with potential to move quickly into a Head of Technology role, pending performance. The ideal candidate will be hungry to be a part of building something from the ground up,...

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