Junior Backend Engineer
Core
Build scalable, high-performance web applications and a data-driven AdTech platform serving millions of users.
Role type
Junior Backend Engineer
Builds
AdTech platform features including A/B testing and feature flagging integrations
Domain
AdTech / Marketing Technology
Deliverable
production ML models | product features
Required skills
Node.js, TypeScript, NestJS, GraphQL, REST, gRPC, WebSockets, MySQL, MongoDB, Redis, BigQuery, RabbitMQ, Google Pub/Sub, Docker, Kubernetes, GitLab CI/CD, Datadog, microservices architecture, DevOps/SRE practices
Preferred skills
AI-assisted development tools (Claude, Cursor, Copilot)
Technologies
Node.js, TypeScript, NestJS, GraphQL, REST, gRPC, WebSockets, MySQL, MongoDB, Redis, BigQuery, RabbitMQ, Google Pub/Sub, Docker, Kubernetes, GitLab CI/CD, Datadog
Responsibilities
Develop clean, efficient, and scalable code; integrate external services for A/B testing and feature flagging; deliver high-quality testable code at a high pace
Seniority
Junior, hands-on IC