Backend Engineer, Core APIs
Core
Building highly performant backend systems and infrastructure for end-to-end fraud detection solutions handling large-scale real-time data processing.
Role type
Senior IC backend engineer (APIs & distributed systems)
Builds
Scalable backend systems, APIs, and real-time data processing pipelines for fraud detection
Domain
Fintech / Fraud Detection / Distributed Systems
Deliverable
production ML models
Required skills
Go (Golang), Node.js, API design, distributed systems scaling, SQL, NoSQL (DynamoDB, Redis, Elasticsearch), Git, CI/CD, debugging, performance tuning
Preferred skills
TypeScript, Express, Terraform, AWS CloudFormation, ClickHouse, Snowflake, BigQuery, Redshift, Databricks, Datadog, Docker, Kubernetes, Internet security & privacy mechanisms
Technologies
Go, Node.js, TypeScript, Express, DynamoDB, Redis, Elasticsearch, ClickHouse, Snowflake, BigQuery, Redshift, Databricks, Datadog, Terraform, AWS CloudFormation, Docker, Kubernetes
Responsibilities
Design, develop, and optimize backend systems for real-time data processing and web services; Integrate backend components with other services to ensure performance and scalability; Conduct deep dives into problematic features to identify root causes and implement engineering improvements; Perform performance tuning, debugging, and testing of backend systems; Mentor junior developers; Participate in shared on-call rotation
Seniority
Senior, hands-on IC
