Senior Backend Engineer
Core
Design, build, and operate high-performance backend services for a mobile trading and investing platform serving millions of clients.
Role type
Senior Backend Engineer (Microservices)
Builds
Scalable, resilient backend services and data pipelines for a financial trading platform
Domain
Fintech / Trading & Investing
Deliverable
production ML models | product features
Required skills
Microservices architecture, HTTP/WebSockets/AMQP protocols, modern backend frameworks, relational database design (indexing, transactions, locking), high availability/scalability/resilience, system design, problem-solving
Preferred skills
Deep expertise in specific backend ecosystems, ability to learn unfamiliar technologies
Technologies
Java 21 (Spring), Go, Node.js (TypeScript), PostgreSQL, MariaDB, Redis, Kafka, ClickHouse, Elasticsearch, Docker, Grafana, AWS, Kubernetes, Kibana
Responsibilities
Own backend solutions end-to-end from problem definition to production, design services for performance and scale, diagnose and resolve production issues, review code and raise engineering standards
Seniority
Senior, hands-on IC